Merge pull request #239 from vector-im/feature/dagger

Feature/dagger

matrix-sdk-android-rx/build.gradle

@@ -37,10 +37,7 @@ dependencies {
     implementation project(":matrix-sdk-android")
     implementation 'androidx.appcompat:appcompat:1.1.0-alpha01'
     implementation 'io.reactivex.rxjava2:rxkotlin:2.3.0'
-    implementation 'io.reactivex.rxjava2:rxandroid:2.0.2'
-
-    // Paging
-    implementation 'androidx.paging:paging-runtime:2.0.0'
+    implementation 'io.reactivex.rxjava2:rxandroid:2.1.0'
 
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'androidx.test:runner:1.1.1'

matrix-sdk-android-rx/src/main/java/im/vector/matrix/rx/RxRoom.kt

@@ -17,6 +17,7 @@
 package im.vector.matrix.rx
 
 import im.vector.matrix.android.api.session.room.Room
+import im.vector.matrix.android.api.session.room.model.EventAnnotationsSummary
 import im.vector.matrix.android.api.session.room.model.RoomSummary
 import io.reactivex.Observable
 
@@ -30,6 +31,10 @@ class RxRoom(private val room: Room) {
         return room.getRoomMemberIdsLive().asObservable()
     }
 
+    fun liveAnnotationSummary(eventId: String): Observable<List<EventAnnotationsSummary>> {
+        return room.getEventSummaryLive(eventId).asObservable()
+    }
+
 }
 
 fun Room.rx(): RxRoom {

matrix-sdk-android-rx/src/main/java/im/vector/matrix/rx/RxSession.kt

@@ -18,6 +18,7 @@ package im.vector.matrix.rx
 
 import im.vector.matrix.android.api.session.Session
 import im.vector.matrix.android.api.session.group.model.GroupSummary
+import im.vector.matrix.android.api.session.pushers.Pusher
 import im.vector.matrix.android.api.session.room.model.RoomSummary
 import im.vector.matrix.android.api.session.sync.SyncState
 import io.reactivex.Observable
@@ -36,6 +37,10 @@ class RxSession(private val session: Session) {
         return session.syncState().asObservable()
     }
 
+    fun livePushers(): Observable<List<Pusher>> {
+        return session.livePushers().asObservable()
+    }
+
 }
 
 fun Session.rx(): RxSession {

matrix-sdk-android/build.gradle

@@ -92,6 +92,7 @@ dependencies {
     def lifecycle_version = '2.0.0'
     def coroutines_version = "1.0.1"
     def markwon_version = '3.0.0'
+    def daggerVersion = '2.23.1'
 
     implementation fileTree(dir: 'libs', include: ['*.aar'])
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
@@ -120,7 +121,7 @@ dependencies {
     kapt 'dk.ilios:realmfieldnameshelper:1.1.1'
 
     // Work
-    implementation "android.arch.work:work-runtime-ktx:1.0.0"
+    implementation "androidx.work:work-runtime-ktx:2.1.0-beta01"
 
     // FP
     implementation "io.arrow-kt:arrow-core:$arrow_version"
@@ -133,8 +134,10 @@ dependencies {
     implementation 'org.matrix.gitlab.matrix-org:olm:3.1.2'
 
     // DI
-    implementation "org.koin:koin-core:$koin_version"
-    implementation "org.koin:koin-core-ext:$koin_version"
+    implementation "com.google.dagger:dagger:$daggerVersion"
+    kapt "com.google.dagger:dagger-compiler:$daggerVersion"
+    compileOnly 'com.squareup.inject:assisted-inject-annotations-dagger2:0.4.0'
+    kapt 'com.squareup.inject:assisted-inject-processor-dagger2:0.4.0'
 
     // Logging
     implementation 'com.jakewharton.timber:timber:4.7.1'

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/auth/AuthenticatorTest.kt

@@ -39,16 +39,8 @@ import org.koin.test.KoinTest
 @RunWith(AndroidJUnit4::class)
 internal class AuthenticatorTest : InstrumentedTest, KoinTest {
 
-    init {
-        Monarchy.init(context())
-        val matrixModule = MatrixModule(context()).definition
-        val networkModule = NetworkModule().definition
-        val authModule = AuthModule().definition
-        loadKoinModules(listOf(matrixModule, networkModule, authModule))
-    }
-
-    private val authenticator: Authenticator by inject()
-    private val okReplayInterceptor: OkReplayInterceptor by inject()
+    lateinit var authenticator: Authenticator
+    lateinit var okReplayInterceptor: OkReplayInterceptor
 
     private val okReplayConfig = OkReplayConfig.Builder()
             .tapeRoot(AndroidTapeRoot(

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/session/room/timeline/FakeGetContextOfEventTask.kt

@@ -23,7 +23,7 @@ import im.vector.matrix.android.internal.session.room.timeline.TokenChunkEvent
 import im.vector.matrix.android.internal.session.room.timeline.TokenChunkEventPersistor
 import kotlin.random.Random
 
-internal class FakeGetContextOfEventTask(private val tokenChunkEventPersistor: TokenChunkEventPersistor) : GetContextOfEventTask {
+internal class FakeGetContextOfEventTask @Inject constructor(private val tokenChunkEventPersistor: TokenChunkEventPersistor) : GetContextOfEventTask {
 
     override suspend fun execute(params: GetContextOfEventTask.Params): Try<TokenChunkEventPersistor.Result> {
         val fakeEvents = RoomDataHelper.createFakeListOfEvents(30)

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/session/room/timeline/FakePaginationTask.kt

@@ -21,7 +21,7 @@ import im.vector.matrix.android.internal.session.room.timeline.PaginationTask
 import im.vector.matrix.android.internal.session.room.timeline.TokenChunkEventPersistor
 import kotlin.random.Random
 
-internal class FakePaginationTask(private val tokenChunkEventPersistor: TokenChunkEventPersistor) : PaginationTask {
+internal class FakePaginationTask @Inject constructor(private val tokenChunkEventPersistor: TokenChunkEventPersistor) : PaginationTask {
 
     override suspend fun execute(params: PaginationTask.Params): Try<TokenChunkEventPersistor.Result> {
         val fakeEvents = RoomDataHelper.createFakeListOfEvents(30)

matrix-sdk-android/src/androidTest/java/im/vector/matrix/android/session/room/timeline/TimelineTest.kt

@@ -59,8 +59,8 @@ internal class TimelineTest : InstrumentedTest {
     private fun createTimeline(initialEventId: String? = null): Timeline {
         val taskExecutor = TaskExecutor(testCoroutineDispatchers)
         val tokenChunkEventPersistor = TokenChunkEventPersistor(monarchy)
-        val paginationTask = FakePaginationTask(tokenChunkEventPersistor)
-        val getContextOfEventTask = FakeGetContextOfEventTask(tokenChunkEventPersistor)
+        val paginationTask = FakePaginationTask @Inject constructor(tokenChunkEventPersistor)
+        val getContextOfEventTask = FakeGetContextOfEventTask @Inject constructor(tokenChunkEventPersistor)
         val roomMemberExtractor = SenderRoomMemberExtractor(ROOM_ID)
         val timelineEventFactory = TimelineEventFactory(roomMemberExtractor, EventRelationExtractor())
         return DefaultTimeline(

matrix-sdk-android/src/debug/java/im/vector/matrix/android/internal/network/interceptors/CurlLoggingInterceptor.kt

@@ -17,12 +17,14 @@
 
 package im.vector.matrix.android.internal.network.interceptors
 
+import im.vector.matrix.android.internal.di.MatrixScope
 import okhttp3.Interceptor
 import okhttp3.Response
 import okhttp3.logging.HttpLoggingInterceptor
 import okio.Buffer
 import java.io.IOException
 import java.nio.charset.Charset
+import javax.inject.Inject
 
 /**
  * An OkHttp interceptor that logs requests as curl shell commands. They can then
@@ -33,7 +35,8 @@ import java.nio.charset.Charset
  * information. It should only be used in a controlled manner or in a
  * non-production environment.
  */
-internal class CurlLoggingInterceptor(private val logger: HttpLoggingInterceptor.Logger = HttpLoggingInterceptor.Logger.DEFAULT)
+@MatrixScope
+internal class CurlLoggingInterceptor @Inject constructor(private val logger: HttpLoggingInterceptor.Logger)
     : Interceptor {
 
     /**

matrix-sdk-android/src/main/AndroidManifest.xml

@@ -1,4 +1,5 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
     package="im.vector.matrix.android">
 
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
@@ -7,9 +8,10 @@
 
     <application>
 
-        <provider
-            android:name=".internal.MatrixInitProvider"
-            android:authorities="im.vector.matrix.android.MatrixInitProvider" />
+        <provider android:name="androidx.work.impl.WorkManagerInitializer"
+            android:authorities="${applicationId}.workmanager-init"
+            android:exported="false"
+            tools:node="remove" />
 
     </application>
 

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/Matrix.kt

@@ -18,77 +18,78 @@ package im.vector.matrix.android.api
 
 import android.content.Context
 import androidx.lifecycle.ProcessLifecycleOwner
+import androidx.work.Configuration
+import androidx.work.WorkManager
 import com.zhuinden.monarchy.Monarchy
 import im.vector.matrix.android.BuildConfig
 import im.vector.matrix.android.api.auth.Authenticator
-import im.vector.matrix.android.api.pushrules.Action
-import im.vector.matrix.android.api.pushrules.PushRuleService
-import im.vector.matrix.android.api.session.Session
-import im.vector.matrix.android.api.session.events.model.Event
-import im.vector.matrix.android.api.session.sync.FilterService
-import im.vector.matrix.android.internal.auth.AuthModule
-import im.vector.matrix.android.internal.di.MatrixKoinComponent
-import im.vector.matrix.android.internal.di.MatrixKoinHolder
-import im.vector.matrix.android.internal.di.MatrixModule
-import im.vector.matrix.android.internal.di.NetworkModule
+import im.vector.matrix.android.internal.SessionManager
+import im.vector.matrix.android.internal.di.DaggerMatrixComponent
 import im.vector.matrix.android.internal.network.UserAgentHolder
 import im.vector.matrix.android.internal.util.BackgroundDetectionObserver
-import org.koin.standalone.get
-import org.koin.standalone.inject
-import timber.log.Timber
+import org.matrix.olm.OlmManager
 import java.util.concurrent.atomic.AtomicBoolean
+import javax.inject.Inject
+
+data class MatrixConfiguration(
+        val applicationFlavor: String = "Default-application-flavor"
+) {
+
+    interface Provider {
+        fun providesMatrixConfiguration(): MatrixConfiguration
+    }
+
+}
 
 /**
  * This is the main entry point to the matrix sdk.
- * This class is automatically init by a provider.
  * To get the singleton instance, use getInstance static method.
  */
-class Matrix private constructor(context: Context) : MatrixKoinComponent {
+class Matrix private constructor(context: Context, matrixConfiguration: MatrixConfiguration) {
 
-    private val authenticator by inject<Authenticator>()
-    private val userAgentHolder by inject<UserAgentHolder>()
-    private val backgroundDetectionObserver by inject<BackgroundDetectionObserver>()
-    var currentSession: Session? = null
+    @Inject internal lateinit var authenticator: Authenticator
+    @Inject internal lateinit var userAgentHolder: UserAgentHolder
+    @Inject internal lateinit var backgroundDetectionObserver: BackgroundDetectionObserver
+    @Inject internal lateinit var olmManager: OlmManager
+    @Inject internal lateinit var sessionManager: SessionManager
 
     init {
         Monarchy.init(context)
-        val matrixModule = MatrixModule(context).definition
-        val networkModule = NetworkModule().definition
-        val authModule = AuthModule().definition
-        MatrixKoinHolder.instance.loadModules(listOf(matrixModule, networkModule, authModule))
-        ProcessLifecycleOwner.get().lifecycle.addObserver(backgroundDetectionObserver)
-        authenticator.getLastActiveSession()?.also {
-            currentSession = it
-            it.open()
-            it.setFilter(FilterService.FilterPreset.RiotFilter)
-            it.startSync()
+        DaggerMatrixComponent.factory().create(context).inject(this)
+        if (context.applicationContext !is Configuration.Provider) {
+            WorkManager.initialize(context, Configuration.Builder().build())
         }
+        ProcessLifecycleOwner.get().lifecycle.addObserver(backgroundDetectionObserver)
+        userAgentHolder.setApplicationFlavor(matrixConfiguration.applicationFlavor)
     }
 
+    fun getUserAgent() = userAgentHolder.userAgent
+
     fun authenticator(): Authenticator {
         return authenticator
     }
 
-    /**
-     * Set application flavor, to alter user agent.
-     */
-    fun setApplicationFlavor(flavor: String) {
-        userAgentHolder.setApplicationFlavor(flavor)
-    }
-
-    fun getUserAgent() = userAgentHolder.userAgent
-
     companion object {
+
         private lateinit var instance: Matrix
         private val isInit = AtomicBoolean(false)
 
-        internal fun initialize(context: Context) {
+        fun initialize(context: Context, matrixConfiguration: MatrixConfiguration) {
             if (isInit.compareAndSet(false, true)) {
-                instance = Matrix(context.applicationContext)
+                instance = Matrix(context.applicationContext, matrixConfiguration)
             }
         }
 
-        fun getInstance(): Matrix {
+        fun getInstance(context: Context): Matrix {
+            if (isInit.compareAndSet(false, true)) {
+                val appContext = context.applicationContext
+                if (appContext is MatrixConfiguration.Provider) {
+                    val matrixConfiguration = (appContext as MatrixConfiguration.Provider).providesMatrixConfiguration()
+                    instance = Matrix(appContext, matrixConfiguration)
+                } else {
+                    throw IllegalStateException("Matrix is not initialized properly.  You should call Matrix.initialize or let your application implements MatrixConfiguration.Provider.")
+                }
+            }
             return instance
         }
 

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/auth/Authenticator.kt

@@ -18,6 +18,7 @@ package im.vector.matrix.android.api.auth
 
 import im.vector.matrix.android.api.MatrixCallback
 import im.vector.matrix.android.api.auth.data.HomeServerConnectionConfig
+import im.vector.matrix.android.api.auth.data.SessionParams
 import im.vector.matrix.android.api.session.Session
 import im.vector.matrix.android.api.util.Cancelable
 
@@ -40,14 +41,24 @@ interface Authenticator {
      * Check if there is an active [Session].
      * @return true if there is at least one active session.
      */
-    fun hasActiveSessions(): Boolean
+    fun hasAuthenticatedSessions(): Boolean
 
     //TODO remove this method. Shouldn't be managed like that.
     /**
      * Get the last active [Session], if there is an active session.
      * @return the lastActive session if any, or null
      */
-    fun getLastActiveSession(): Session?
+    fun getLastAuthenticatedSession(): Session?
+
+    /**
+     * Get an authenticated session. You should at least call authenticate one time before.
+     * If you logout, this session will no longer be valid.
+     *
+     * @param sessionParams the sessionParams to open with.
+     * @return the associated session if any, or null
+     */
+    fun getSession(sessionParams: SessionParams): Session?
+
 
 
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/Session.kt

@@ -54,6 +54,10 @@ interface Session :
      */
     val sessionParams: SessionParams
 
+    val myUserId : String
+        get() = sessionParams.credentials.userId
+
+
     /**
      * This method allow to open a session. It does start some service on the background.
      */

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/MatrixInitProvider.kt

@@ -1,52 +0,0 @@
-/*
- * Copyright 2019 New Vector Ltd
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package im.vector.matrix.android.internal
-
-import android.content.ContentProvider
-import android.content.ContentValues
-import android.database.Cursor
-import android.net.Uri
-import im.vector.matrix.android.api.Matrix
-
-internal class MatrixInitProvider : ContentProvider() {
-
-    override fun onCreate(): Boolean {
-        Matrix.initialize(context!!)
-        return true
-    }
-
-    override fun insert(uri: Uri, values: ContentValues?): Uri? {
-        return null
-    }
-
-    override fun query(uri: Uri, projection: Array<String>?, selection: String?, selectionArgs: Array<String>?, sortOrder: String?): Cursor? {
-        return null
-    }
-
-    override fun update(uri: Uri, values: ContentValues?, selection: String?, selectionArgs: Array<String>?): Int {
-        return 0
-    }
-
-    override fun delete(uri: Uri, selection: String?, selectionArgs: Array<String>?): Int {
-        return 0
-    }
-
-    override fun getType(uri: Uri): String? {
-        return null
-    }
-
-}

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/SessionManager.kt

@@ -0,0 +1,67 @@
+/*
+ *
+ *  * Copyright 2019 New Vector Ltd
+ *  *
+ *  * Licensed under the Apache License, Version 2.0 (the "License");
+ *  * you may not use this file except in compliance with the License.
+ *  * You may obtain a copy of the License at
+ *  *
+ *  *     http://www.apache.org/licenses/LICENSE-2.0
+ *  *
+ *  * Unless required by applicable law or agreed to in writing, software
+ *  * distributed under the License is distributed on an "AS IS" BASIS,
+ *  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  * See the License for the specific language governing permissions and
+ *  * limitations under the License.
+ *
+ */
+
+package im.vector.matrix.android.internal
+
+import im.vector.matrix.android.api.auth.data.SessionParams
+import im.vector.matrix.android.api.session.Session
+import im.vector.matrix.android.internal.auth.SessionParamsStore
+import im.vector.matrix.android.internal.di.MatrixComponent
+import im.vector.matrix.android.internal.di.MatrixScope
+import im.vector.matrix.android.internal.session.DaggerSessionComponent
+import im.vector.matrix.android.internal.session.SessionComponent
+import javax.inject.Inject
+
+@MatrixScope
+internal class SessionManager @Inject constructor(private val matrixComponent: MatrixComponent,
+                                                  private val sessionParamsStore: SessionParamsStore) {
+
+    private val sessionComponents = HashMap<String, SessionComponent>()
+
+    fun getSessionComponent(userId: String): SessionComponent? {
+        val sessionParams = sessionParamsStore.get(userId) ?: return null
+        return getOrCreateSessionComponent(sessionParams)
+    }
+
+    fun getOrCreateSession(sessionParams: SessionParams): Session {
+        return getOrCreateSessionComponent(sessionParams).session()
+    }
+
+    fun releaseSession(userId: String) {
+        if (sessionComponents.containsKey(userId).not()) {
+            throw RuntimeException("You don't have a session for the user $userId")
+        }
+        sessionComponents.remove(userId)?.also {
+            it.session().close()
+        }
+    }
+
+    private fun getOrCreateSessionComponent(sessionParams: SessionParams): SessionComponent {
+        val userId = sessionParams.credentials.userId
+        if (sessionComponents.containsKey(userId)) {
+            return sessionComponents[userId]!!
+        }
+        return DaggerSessionComponent
+                .factory()
+                .create(matrixComponent, sessionParams)
+                .also {
+                    sessionComponents[sessionParams.credentials.userId] = it
+                }
+    }
+
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/auth/AuthModule.kt

@@ -17,38 +17,44 @@
 package im.vector.matrix.android.internal.auth
 
 import android.content.Context
+import dagger.Binds
+import dagger.Module
+import dagger.Provides
 import im.vector.matrix.android.api.auth.Authenticator
 import im.vector.matrix.android.internal.auth.db.AuthRealmModule
 import im.vector.matrix.android.internal.auth.db.RealmSessionParamsStore
-import im.vector.matrix.android.internal.auth.db.SessionParamsMapper
+import im.vector.matrix.android.internal.di.AuthDatabase
+import im.vector.matrix.android.internal.di.MatrixScope
 import io.realm.RealmConfiguration
-import org.koin.dsl.module.module
 import java.io.File
 
-class AuthModule {
+@Module
+internal abstract class AuthModule {
 
-    val definition = module {
-
-        single {
-            DefaultAuthenticator(get(), get(), get()) as Authenticator
-        }
-
-        single {
-            val context: Context = get()
+    @Module
+    companion object {
+        @JvmStatic
+        @Provides
+        @AuthDatabase
+        fun providesRealmConfiguration(context: Context): RealmConfiguration {
             val old = File(context.filesDir, "matrix-sdk-auth")
-
             if (old.exists()) {
                 old.renameTo(File(context.filesDir, "matrix-sdk-auth.realm"))
             }
-
-            val mapper = SessionParamsMapper((get()))
-            val realmConfiguration = RealmConfiguration.Builder()
+            return RealmConfiguration.Builder()
                     .name("matrix-sdk-auth.realm")
                     .modules(AuthRealmModule())
                     .deleteRealmIfMigrationNeeded()
                     .build()
-            RealmSessionParamsStore(mapper, realmConfiguration) as SessionParamsStore
         }
-
     }
+
+
+
+    @Binds
+    abstract fun bindSessionParamsStore(sessionParamsStore: RealmSessionParamsStore): SessionParamsStore
+
+    @Binds
+    abstract fun bindAuthenticator(authenticator: DefaultAuthenticator): Authenticator
+
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/auth/DefaultAuthenticator.kt

@@ -19,38 +19,49 @@ package im.vector.matrix.android.internal.auth
 import android.util.Patterns
 import im.vector.matrix.android.api.MatrixCallback
 import im.vector.matrix.android.api.auth.Authenticator
+import im.vector.matrix.android.api.auth.data.Credentials
 import im.vector.matrix.android.api.auth.data.HomeServerConnectionConfig
+import im.vector.matrix.android.api.auth.data.SessionParams
 import im.vector.matrix.android.api.session.Session
 import im.vector.matrix.android.api.util.Cancelable
-import im.vector.matrix.android.api.auth.data.Credentials
+import im.vector.matrix.android.internal.SessionManager
 import im.vector.matrix.android.internal.auth.data.PasswordLoginParams
-import im.vector.matrix.android.api.auth.data.SessionParams
 import im.vector.matrix.android.internal.auth.data.ThreePidMedium
+import im.vector.matrix.android.internal.di.Unauthenticated
 import im.vector.matrix.android.internal.extensions.foldToCallback
+import im.vector.matrix.android.internal.network.RetrofitFactory
 import im.vector.matrix.android.internal.network.executeRequest
-import im.vector.matrix.android.internal.session.DefaultSession
 import im.vector.matrix.android.internal.util.CancelableCoroutine
 import im.vector.matrix.android.internal.util.MatrixCoroutineDispatchers
 import kotlinx.coroutines.GlobalScope
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
-import retrofit2.Retrofit
+import okhttp3.OkHttpClient
+import javax.inject.Inject
 
-internal class DefaultAuthenticator(private val retrofitBuilder: Retrofit.Builder,
-                           private val coroutineDispatchers: MatrixCoroutineDispatchers,
-                           private val sessionParamsStore: SessionParamsStore) : Authenticator {
+internal class DefaultAuthenticator @Inject constructor(@Unauthenticated
+                                                        private val okHttpClient: OkHttpClient,
+                                                        private val retrofitFactory: RetrofitFactory,
+                                                        private val coroutineDispatchers: MatrixCoroutineDispatchers,
+                                                        private val sessionParamsStore: SessionParamsStore,
+                                                        private val sessionManager: SessionManager
+) : Authenticator {
 
-    override fun hasActiveSessions(): Boolean {
-        return sessionParamsStore.get() != null
+    override fun hasAuthenticatedSessions(): Boolean {
+        return sessionParamsStore.getLast() != null
     }
 
-    override fun getLastActiveSession(): Session? {
-        val sessionParams = sessionParamsStore.get()
+    override fun getLastAuthenticatedSession(): Session? {
+        val sessionParams = sessionParamsStore.getLast()
         return sessionParams?.let {
-            DefaultSession(it)
+            sessionManager.getOrCreateSession(it)
         }
     }
 
+    override fun getSession(sessionParams: SessionParams): Session? {
+        return sessionManager.getOrCreateSession(sessionParams)
+    }
+
     override fun authenticate(homeServerConnectionConfig: HomeServerConnectionConfig,
                               login: String,
                               password: String,
@@ -81,13 +92,13 @@ internal class DefaultAuthenticator(private val retrofitBuilder: Retrofit.Builde
             sessionParamsStore.save(sessionParams)
             sessionParams
         }.map {
-            DefaultSession(it)
+            sessionManager.getOrCreateSession(it)
         }
 
     }
 
     private fun buildAuthAPI(homeServerConnectionConfig: HomeServerConnectionConfig): AuthAPI {
-        val retrofit = retrofitBuilder.baseUrl(homeServerConnectionConfig.homeServerUri.toString()).build()
+        val retrofit = retrofitFactory.create(okHttpClient, homeServerConnectionConfig.homeServerUri.toString())
         return retrofit.create(AuthAPI::class.java)
     }
 

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/auth/SessionParamsStore.kt

@@ -21,9 +21,15 @@ import im.vector.matrix.android.api.auth.data.SessionParams
 
 internal interface SessionParamsStore {
 
-    fun get(): SessionParams?
+    fun get(userId: String): SessionParams?
+
+    fun getLast(): SessionParams?
+
+    fun getAll(): List<SessionParams>
 
     fun save(sessionParams: SessionParams): Try<SessionParams>
 
-    fun delete(): Try<Unit>
+    fun delete(userId: String): Try<Unit>
+
+    fun deleteAll(): Try<Unit>
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/auth/db/RealmSessionParamsStore.kt

@@ -19,11 +19,48 @@ package im.vector.matrix.android.internal.auth.db
 import arrow.core.Try
 import im.vector.matrix.android.api.auth.data.SessionParams
 import im.vector.matrix.android.internal.auth.SessionParamsStore
+import im.vector.matrix.android.internal.di.AuthDatabase
 import io.realm.Realm
 import io.realm.RealmConfiguration
+import javax.inject.Inject
 
-internal class RealmSessionParamsStore(private val mapper: SessionParamsMapper,
-                                       private val realmConfiguration: RealmConfiguration) : SessionParamsStore {
+internal class RealmSessionParamsStore @Inject constructor(private val mapper: SessionParamsMapper,
+                                                           @AuthDatabase
+                                                           private val realmConfiguration: RealmConfiguration
+) : SessionParamsStore {
+
+    override fun getLast(): SessionParams? {
+        val realm = Realm.getInstance(realmConfiguration)
+        val sessionParams = realm
+                .where(SessionParamsEntity::class.java)
+                .findAll()
+                .map { mapper.map(it) }
+                .lastOrNull()
+        realm.close()
+        return sessionParams
+    }
+
+    override fun get(userId: String): SessionParams? {
+        val realm = Realm.getInstance(realmConfiguration)
+        val sessionParams = realm
+                .where(SessionParamsEntity::class.java)
+                .equalTo(SessionParamsEntityFields.USER_ID, userId)
+                .findAll()
+                .map { mapper.map(it) }
+                .firstOrNull()
+        realm.close()
+        return sessionParams
+    }
+
+    override fun getAll(): List<SessionParams> {
+        val realm = Realm.getInstance(realmConfiguration)
+        val sessionParams = realm
+                .where(SessionParamsEntity::class.java)
+                .findAll()
+                .mapNotNull { mapper.map(it) }
+        realm.close()
+        return sessionParams
+    }
 
     override fun save(sessionParams: SessionParams): Try<SessionParams> {
         return Try {
@@ -39,18 +76,20 @@ internal class RealmSessionParamsStore(private val mapper: SessionParamsMapper,
         }
     }
 
-    override fun get(): SessionParams? {
-        val realm = Realm.getInstance(realmConfiguration)
-        val sessionParams = realm
-                .where(SessionParamsEntity::class.java)
-                .findAll()
-                .map { mapper.map(it) }
-                .lastOrNull()
-        realm.close()
-        return sessionParams
+    override fun delete(userId: String): Try<Unit> {
+        return Try {
+            val realm = Realm.getInstance(realmConfiguration)
+            realm.executeTransaction {
+                it.where(SessionParamsEntity::class.java)
+                        .equalTo(SessionParamsEntityFields.USER_ID, userId)
+                        .findAll()
+                        .deleteAllFromRealm()
+            }
+            realm.close()
+        }
     }
 
-    override fun delete(): Try<Unit> {
+    override fun deleteAll(): Try<Unit> {
         return Try {
             val realm = Realm.getInstance(realmConfiguration)
             realm.executeTransaction {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/auth/db/SessionParamsEntity.kt

@@ -17,8 +17,10 @@
 package im.vector.matrix.android.internal.auth.db
 
 import io.realm.RealmObject
+import io.realm.annotations.PrimaryKey
 
 internal open class SessionParamsEntity(
+        @PrimaryKey var userId: String = "",
         var credentialsJson: String = "",
         var homeServerConnectionConfigJson: String = ""
 ) : RealmObject()

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/auth/db/SessionParamsMapper.kt

@@ -17,11 +17,13 @@
 package im.vector.matrix.android.internal.auth.db
 
 import com.squareup.moshi.Moshi
-import im.vector.matrix.android.api.auth.data.HomeServerConnectionConfig
 import im.vector.matrix.android.api.auth.data.Credentials
+import im.vector.matrix.android.api.auth.data.HomeServerConnectionConfig
 import im.vector.matrix.android.api.auth.data.SessionParams
+import im.vector.matrix.android.internal.di.MatrixScope
+import javax.inject.Inject
 
-internal class SessionParamsMapper(moshi: Moshi) {
+internal class SessionParamsMapper @Inject constructor(moshi: Moshi) {
 
     private val credentialsAdapter = moshi.adapter(Credentials::class.java)
     private val homeServerConnectionConfigAdapter = moshi.adapter(HomeServerConnectionConfig::class.java)
@@ -47,7 +49,7 @@ internal class SessionParamsMapper(moshi: Moshi) {
         if (credentialsJson == null || homeServerConnectionConfigJson == null) {
             return null
         }
-        return SessionParamsEntity(credentialsJson, homeServerConnectionConfigJson)
+        return SessionParamsEntity(sessionParams.credentials.userId, credentialsJson, homeServerConnectionConfigJson)
     }
 
 

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/CryptoManager.kt

@@ -59,15 +59,13 @@ import im.vector.matrix.android.internal.crypto.model.rest.RoomKeyRequestBody
 import im.vector.matrix.android.internal.crypto.repository.WarnOnUnknownDeviceRepository
 import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
 import im.vector.matrix.android.internal.crypto.tasks.*
-import im.vector.matrix.android.internal.crypto.tasks.DeleteDeviceTask
-import im.vector.matrix.android.internal.crypto.tasks.GetDevicesTask
-import im.vector.matrix.android.internal.crypto.tasks.SetDeviceNameTask
-import im.vector.matrix.android.internal.crypto.tasks.UploadKeysTask
 import im.vector.matrix.android.internal.crypto.verification.DefaultSasVerificationService
 import im.vector.matrix.android.internal.database.model.EventEntity
 import im.vector.matrix.android.internal.database.query.where
+import im.vector.matrix.android.internal.di.CryptoDatabase
 import im.vector.matrix.android.internal.di.MoshiProvider
 import im.vector.matrix.android.internal.extensions.foldToCallback
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.session.cache.ClearCacheTask
 import im.vector.matrix.android.internal.session.room.membership.LoadRoomMembersTask
 import im.vector.matrix.android.internal.session.room.membership.RoomMembers
@@ -81,6 +79,7 @@ import org.matrix.olm.OlmManager
 import timber.log.Timber
 import java.util.*
 import java.util.concurrent.atomic.AtomicBoolean
+import javax.inject.Inject
 import kotlin.coroutines.EmptyCoroutineContext
 
 /**
@@ -93,7 +92,10 @@ import kotlin.coroutines.EmptyCoroutineContext
  * CryptoService maintains all necessary keys and their sharing with other devices required for the crypto.
  * Specially, it tracks all room membership changes events in order to do keys updates.
  */
-internal class CryptoManager(
+@SessionScope
+internal class CryptoManager @Inject constructor(
+        // Olm Manager
+        private val olmManager: OlmManager,
         // The credentials,
         private val credentials: Credentials,
         private val myDeviceInfoHolder: MyDeviceInfoHolder,
@@ -119,8 +121,6 @@ internal class CryptoManager(
         private val incomingRoomKeyRequestManager: IncomingRoomKeyRequestManager,
         //
         private val outgoingRoomKeyRequestManager: OutgoingRoomKeyRequestManager,
-        // Olm Manager
-        private val olmManager: OlmManager,
         // Actions
         private val setDeviceVerificationAction: SetDeviceVerificationAction,
         private val megolmSessionDataImporter: MegolmSessionDataImporter,
@@ -135,7 +135,7 @@ internal class CryptoManager(
         private val setDeviceNameTask: SetDeviceNameTask,
         private val uploadKeysTask: UploadKeysTask,
         private val loadRoomMembersTask: LoadRoomMembersTask,
-        private val clearCryptoDataTask: ClearCacheTask,
+        @CryptoDatabase private val clearCryptoDataTask: ClearCacheTask,
         private val monarchy: Monarchy,
         private val coroutineDispatchers: MatrixCoroutineDispatchers,
         private val taskExecutor: TaskExecutor

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/CryptoModule.kt

@@ -17,49 +17,41 @@
 package im.vector.matrix.android.internal.crypto
 
 import android.content.Context
+import dagger.Binds
+import dagger.Module
+import dagger.Provides
 import im.vector.matrix.android.api.auth.data.Credentials
 import im.vector.matrix.android.api.session.crypto.CryptoService
-import im.vector.matrix.android.internal.crypto.actions.*
-import im.vector.matrix.android.internal.crypto.algorithms.megolm.MXMegolmDecryptionFactory
-import im.vector.matrix.android.internal.crypto.algorithms.megolm.MXMegolmEncryptionFactory
-import im.vector.matrix.android.internal.crypto.algorithms.olm.MXOlmDecryptionFactory
-import im.vector.matrix.android.internal.crypto.algorithms.olm.MXOlmEncryptionFactory
 import im.vector.matrix.android.internal.crypto.api.CryptoApi
-import im.vector.matrix.android.internal.crypto.keysbackup.KeysBackup
 import im.vector.matrix.android.internal.crypto.keysbackup.api.RoomKeysApi
 import im.vector.matrix.android.internal.crypto.keysbackup.tasks.*
-import im.vector.matrix.android.internal.crypto.repository.WarnOnUnknownDeviceRepository
 import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
 import im.vector.matrix.android.internal.crypto.store.db.RealmCryptoStore
 import im.vector.matrix.android.internal.crypto.store.db.RealmCryptoStoreMigration
 import im.vector.matrix.android.internal.crypto.store.db.RealmCryptoStoreModule
 import im.vector.matrix.android.internal.crypto.store.db.hash
 import im.vector.matrix.android.internal.crypto.tasks.*
-import im.vector.matrix.android.internal.crypto.verification.DefaultSasVerificationService
-import im.vector.matrix.android.internal.session.DefaultSession
+import im.vector.matrix.android.internal.di.CryptoDatabase
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.session.cache.ClearCacheTask
 import im.vector.matrix.android.internal.session.cache.RealmClearCacheTask
 import io.realm.RealmConfiguration
-import org.koin.dsl.module.module
-import org.matrix.olm.OlmManager
 import retrofit2.Retrofit
 import java.io.File
 
-internal class CryptoModule {
+@Module
+internal abstract class CryptoModule {
 
-    val definition = module(override = true) {
-
-        /* ==========================================================================================
-         * Crypto Main
-         * ========================================================================================== */
+    @Module
+    companion object {
 
         // Realm configuration, named to avoid clash with main cache realm configuration
-        scope(DefaultSession.SCOPE, name = "CryptoRealmConfiguration") {
-            val context: Context = get()
-
-            val credentials: Credentials = get()
-
-            RealmConfiguration.Builder()
+        @JvmStatic
+        @Provides
+        @CryptoDatabase
+        @SessionScope
+        fun providesRealmConfiguration(context: Context, credentials: Credentials): RealmConfiguration {
+            return RealmConfiguration.Builder()
                     .directory(File(context.filesDir, credentials.userId.hash()))
                     .name("crypto_store.realm")
                     .modules(RealmCryptoStoreModule())
@@ -68,270 +60,115 @@ internal class CryptoModule {
                     .build()
         }
 
-        // CryptoStore
-        scope(DefaultSession.SCOPE) {
-            RealmCryptoStore(false /* TODO*/,
-                    get("CryptoRealmConfiguration"),
-                    get()) as IMXCryptoStore
-        }
-
-        scope(DefaultSession.SCOPE) {
-            val retrofit: Retrofit = get()
-            retrofit.create(CryptoApi::class.java)
-        }
-
-        // CryptoService
-        scope(DefaultSession.SCOPE) {
-            get<CryptoManager>() as CryptoService
-        }
-
-        //
-        scope(DefaultSession.SCOPE) {
-            OutgoingRoomKeyRequestManager(get(), get(), get())
-        }
-
-        scope(DefaultSession.SCOPE) {
-            IncomingRoomKeyRequestManager(get(), get(), get())
-        }
-
-        scope(DefaultSession.SCOPE) {
-            RoomDecryptorProvider(get(), get())
-        }
-
-        scope(DefaultSession.SCOPE) {
-            // Ensure OlmManager is loaded first
-            get<OlmManager>()
-            MXOlmDevice(get())
-        }
-
-        // ObjectSigner
-        scope(DefaultSession.SCOPE) {
-            ObjectSigner(get(), get())
-        }
-
-        // OneTimeKeysUploader
-        scope(DefaultSession.SCOPE) {
-            OneTimeKeysUploader(get(), get(), get(), get())
-        }
-
-        // Actions
-        scope(DefaultSession.SCOPE) {
-            SetDeviceVerificationAction(get(), get(), get())
-        }
-
-        // Device info
-        scope(DefaultSession.SCOPE) {
-            MyDeviceInfoHolder(get(), get(), get())
-        }
-
-        scope(DefaultSession.SCOPE) {
-            EnsureOlmSessionsForDevicesAction(get(), get())
-        }
-
-        scope(DefaultSession.SCOPE) {
-            EnsureOlmSessionsForUsersAction(get(), get(), get())
-        }
-
-        scope(DefaultSession.SCOPE) {
-            MegolmSessionDataImporter(get(), get(), get(), get())
-        }
-
-        scope(DefaultSession.SCOPE) {
-            MessageEncrypter(get(), get())
+        @JvmStatic
+        @Provides
+        @CryptoDatabase
+        fun providesClearCacheTask(@CryptoDatabase
+                                   realmConfiguration: RealmConfiguration): ClearCacheTask {
+            return RealmClearCacheTask(realmConfiguration)
         }
 
 
-        scope(DefaultSession.SCOPE) {
-            WarnOnUnknownDeviceRepository()
+        @JvmStatic
+        @Provides
+        fun providesCryptoStore(@CryptoDatabase
+                                realmConfiguration: RealmConfiguration, credentials: Credentials): IMXCryptoStore {
+            return RealmCryptoStore(false /* TODO*/,
+                    realmConfiguration,
+                    credentials)
         }
 
-        // Factories
-        scope(DefaultSession.SCOPE) {
-            MXMegolmDecryptionFactory(
-                    get(), get(), get(), get(), get(), get(), get(), get(), get()
-            )
+        @JvmStatic
+        @Provides
+        @SessionScope
+        fun providesCryptoAPI(retrofit: Retrofit): CryptoApi {
+            return retrofit.create(CryptoApi::class.java)
         }
 
-        scope(DefaultSession.SCOPE) {
-            MXMegolmEncryptionFactory(
-                    get(), get(), get(), get(), get(), get(), get(), get(), get(), get()
-            )
+        @JvmStatic
+        @Provides
+        @SessionScope
+        fun providesRoomKeysAPI(retrofit: Retrofit): RoomKeysApi {
+            return retrofit.create(RoomKeysApi::class.java)
         }
 
-        scope(DefaultSession.SCOPE) {
-            MXOlmDecryptionFactory(
-                    get(), get()
-            )
-        }
-
-        scope(DefaultSession.SCOPE) {
-            MXOlmEncryptionFactory(
-                    get(), get(), get(), get(), get(), get()
-            )
-        }
-
-        // CryptoManager
-        scope(DefaultSession.SCOPE) {
-            CryptoManager(
-                    credentials = get(),
-                    myDeviceInfoHolder = get(),
-                    cryptoStore = get(),
-                    olmDevice = get(),
-                    cryptoConfig = get(),
-                    deviceListManager = get(),
-                    keysBackup = get(),
-                    objectSigner = get(),
-                    oneTimeKeysUploader = get(),
-                    roomDecryptorProvider = get(),
-                    sasVerificationService = get(),
-                    incomingRoomKeyRequestManager = get(),
-                    outgoingRoomKeyRequestManager = get(),
-                    olmManager = get(),
-                    setDeviceVerificationAction = get(),
-                    megolmSessionDataImporter = get(),
-                    warnOnUnknownDevicesRepository = get(),
-                    megolmEncryptionFactory = get(),
-                    olmEncryptionFactory = get(),
-                    deleteDeviceTask = get(),
-                    deleteDeviceWithUserPasswordTask = get(),
-                    // Tasks
-                    getDevicesTask = get(),
-                    setDeviceNameTask = get(),
-                    uploadKeysTask = get(),
-                    loadRoomMembersTask = get(),
-                    clearCryptoDataTask = get("ClearTaskCryptoCache"),
-                    monarchy = get(),
-                    coroutineDispatchers = get(),
-                    taskExecutor = get()
-            )
-        }
-
-        // Olm manager
-        single {
-            // load the crypto libs.
-            OlmManager()
-        }
-
-
-        // Crypto config
-        scope(DefaultSession.SCOPE) {
-            MXCryptoConfig()
-        }
-
-        // Device list
-        scope(DefaultSession.SCOPE) {
-            DeviceListManager(get(), get(), get(), get(), get())
-        }
-
-        // Crypto tasks
-        scope(DefaultSession.SCOPE) {
-            DefaultClaimOneTimeKeysForUsersDevice(get()) as ClaimOneTimeKeysForUsersDeviceTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultDeleteDeviceTask(get()) as DeleteDeviceTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultDeleteDeviceWithUserPasswordTask(get(), get()) as DeleteDeviceWithUserPasswordTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultDownloadKeysForUsers(get()) as DownloadKeysForUsersTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultGetDevicesTask(get()) as GetDevicesTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultGetKeyChangesTask(get()) as GetKeyChangesTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultSendToDeviceTask(get()) as SendToDeviceTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultSetDeviceNameTask(get()) as SetDeviceNameTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultUploadKeysTask(get()) as UploadKeysTask
-        }
-
-        scope(DefaultSession.SCOPE, name = "ClearTaskCryptoCache") {
-            RealmClearCacheTask(get("CryptoRealmConfiguration")) as ClearCacheTask
-        }
-
-        /* ==========================================================================================
-         * Keys backup
-         * ========================================================================================== */
-
-        scope(DefaultSession.SCOPE) {
-            val retrofit: Retrofit = get()
-            retrofit.create(RoomKeysApi::class.java)
-        }
-
-        scope(DefaultSession.SCOPE) {
-            KeysBackup(
-                    // Credentials
-                    get(),
-                    // CryptoStore
-                    get(),
-                    get(),
-                    get(),
-                    get(),
-                    // Task
-                    get(), get(), get(), get(), get(), get(), get(), get(), get(), get(), get(), get(), get(), get(),
-                    // Task executor
-                    get(),
-                    get())
-        }
-
-        // Key backup tasks
-        scope(DefaultSession.SCOPE) {
-            DefaultCreateKeysBackupVersionTask(get()) as CreateKeysBackupVersionTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultDeleteBackupTask(get()) as DeleteBackupTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultDeleteRoomSessionDataTask(get()) as DeleteRoomSessionDataTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultDeleteRoomSessionsDataTask(get()) as DeleteRoomSessionsDataTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultDeleteSessionsDataTask(get()) as DeleteSessionsDataTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultGetKeysBackupLastVersionTask(get()) as GetKeysBackupLastVersionTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultGetKeysBackupVersionTask(get()) as GetKeysBackupVersionTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultGetRoomSessionDataTask(get()) as GetRoomSessionDataTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultGetRoomSessionsDataTask(get()) as GetRoomSessionsDataTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultGetSessionsDataTask(get()) as GetSessionsDataTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultStoreRoomSessionDataTask(get()) as StoreRoomSessionDataTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultStoreRoomSessionsDataTask(get()) as StoreRoomSessionsDataTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultStoreSessionsDataTask(get()) as StoreSessionsDataTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultUpdateKeysBackupVersionTask(get()) as UpdateKeysBackupVersionTask
-        }
-
-        /* ==========================================================================================
-         * SAS Verification
-         * ========================================================================================== */
-
-        scope(DefaultSession.SCOPE) {
-            DefaultSasVerificationService(get(), get(), get(), get(), get(), get(), get(), get())
+        @JvmStatic
+        @Provides
+        @SessionScope
+        fun providesCryptoConfig(): MXCryptoConfig {
+            return MXCryptoConfig()
         }
 
     }
+
+    @Binds
+    abstract fun bindCryptoService(cryptoManager: CryptoManager): CryptoService
+
+    @Binds
+    abstract fun bindDeleteDeviceTask(deleteDeviceTask: DefaultDeleteDeviceTask): DeleteDeviceTask
+
+    @Binds
+    abstract fun bindGetDevicesTask(getDevicesTask: DefaultGetDevicesTask): GetDevicesTask
+
+    @Binds
+    abstract fun bindSetDeviceNameTask(getDevicesTask: DefaultSetDeviceNameTask): SetDeviceNameTask
+
+    @Binds
+    abstract fun bindUploadKeysTask(getDevicesTask: DefaultUploadKeysTask): UploadKeysTask
+
+    @Binds
+    abstract fun bindDownloadKeysForUsersTask(downloadKeysForUsers: DefaultDownloadKeysForUsers): DownloadKeysForUsersTask
+
+    @Binds
+    abstract fun bindCreateKeysBackupVersionTask(createKeysBackupVersionTask: DefaultCreateKeysBackupVersionTask): CreateKeysBackupVersionTask
+
+    @Binds
+    abstract fun bindDeleteBackupTask(deleteBackupTask: DefaultDeleteBackupTask): DeleteBackupTask
+
+    @Binds
+    abstract fun bindDeleteRoomSessionDataTask(deleteRoomSessionDataTask: DefaultDeleteRoomSessionDataTask): DeleteRoomSessionDataTask
+
+    @Binds
+    abstract fun bindDeleteRoomSessionsDataTask(deleteRoomSessionDataTask: DefaultDeleteRoomSessionsDataTask): DeleteRoomSessionsDataTask
+
+    @Binds
+    abstract fun bindDeleteSessionsDataTask(deleteRoomSessionDataTask: DefaultDeleteSessionsDataTask): DeleteSessionsDataTask
+
+    @Binds
+    abstract fun bindGetKeysBackupLastVersionTask(getKeysBackupLastVersionTask: DefaultGetKeysBackupLastVersionTask): GetKeysBackupLastVersionTask
+
+    @Binds
+    abstract fun bindGetKeysBackupVersionTask(getKeysBackupVersionTask: DefaultGetKeysBackupVersionTask): GetKeysBackupVersionTask
+
+    @Binds
+    abstract fun bindGetRoomSessionDataTask(getRoomSessionDataTask: DefaultGetRoomSessionDataTask): GetRoomSessionDataTask
+
+    @Binds
+    abstract fun bindGetRoomSessionsDataTask(getRoomSessionDataTask: DefaultGetRoomSessionsDataTask): GetRoomSessionsDataTask
+
+    @Binds
+    abstract fun bindGetSessionsDataTask(getRoomSessionDataTask: DefaultGetSessionsDataTask): GetSessionsDataTask
+
+    @Binds
+    abstract fun bindStoreRoomSessionDataTask(storeRoomSessionDataTask: DefaultStoreRoomSessionDataTask): StoreRoomSessionDataTask
+
+    @Binds
+    abstract fun bindStoreRoomSessionsDataTask(storeRoomSessionDataTask: DefaultStoreRoomSessionsDataTask): StoreRoomSessionsDataTask
+
+    @Binds
+    abstract fun bindStoreSessionsDataTask(storeRoomSessionDataTask: DefaultStoreSessionsDataTask): StoreSessionsDataTask
+
+    @Binds
+    abstract fun bindUpdateKeysBackupVersionTask(updateKeysBackupVersionTask: DefaultUpdateKeysBackupVersionTask): UpdateKeysBackupVersionTask
+
+    @Binds
+    abstract fun bindSendToDeviceTask(sendToDeviceTask: DefaultSendToDeviceTask): SendToDeviceTask
+
+    @Binds
+    abstract fun bindClaimOneTimeKeysForUsersDeviceTask(claimOneTimeKeysForUsersDevice: DefaultClaimOneTimeKeysForUsersDevice): ClaimOneTimeKeysForUsersDeviceTask
+
+    @Binds
+    abstract fun bindDeleteDeviceWithUserPasswordTask(deleteDeviceWithUserPasswordTask: DefaultDeleteDeviceWithUserPasswordTask): DeleteDeviceWithUserPasswordTask
+
+
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/DeviceListManager.kt

@@ -26,16 +26,19 @@ import im.vector.matrix.android.internal.crypto.model.MXDeviceInfo
 import im.vector.matrix.android.internal.crypto.model.MXUsersDevicesMap
 import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
 import im.vector.matrix.android.internal.crypto.tasks.DownloadKeysForUsersTask
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.session.sync.SyncTokenStore
 import timber.log.Timber
 import java.util.*
+import javax.inject.Inject
 
 // Legacy name: MXDeviceList
-internal class DeviceListManager(private val cryptoStore: IMXCryptoStore,
-                                 private val olmDevice: MXOlmDevice,
-                                 private val syncTokenStore: SyncTokenStore,
-                                 private val credentials: Credentials,
-                                 private val downloadKeysForUsersTask: DownloadKeysForUsersTask) {
+@SessionScope
+internal class DeviceListManager @Inject constructor(private val cryptoStore: IMXCryptoStore,
+                                                     private val olmDevice: MXOlmDevice,
+                                                     private val syncTokenStore: SyncTokenStore,
+                                                     private val credentials: Credentials,
+                                                     private val downloadKeysForUsersTask: DownloadKeysForUsersTask) {
 
     // HS not ready for retry
     private val notReadyToRetryHS = HashSet<String>()
@@ -410,7 +413,7 @@ internal class DeviceListManager(private val cryptoStore: IMXCryptoStore,
 
         if (!isVerified) {
             Timber.e("## validateDeviceKeys() : Unable to verify signature on device " + userId + ":"
-                    + deviceKeys.deviceId + " with error " + errorMessage)
+                     + deviceKeys.deviceId + " with error " + errorMessage)
             return false
         }
 
@@ -421,8 +424,8 @@ internal class DeviceListManager(private val cryptoStore: IMXCryptoStore,
                 //
                 // Should we warn the user about it somehow?
                 Timber.e("## validateDeviceKeys() : WARNING:Ed25519 key for device " + userId + ":"
-                        + deviceKeys.deviceId + " has changed : "
-                        + previouslyStoredDeviceKeys.fingerprint() + " -> " + signKey)
+                         + deviceKeys.deviceId + " has changed : "
+                         + previouslyStoredDeviceKeys.fingerprint() + " -> " + signKey)
 
                 Timber.e("## validateDeviceKeys() : $previouslyStoredDeviceKeys -> $deviceKeys")
                 Timber.e("## validateDeviceKeys() : " + previouslyStoredDeviceKeys.keys + " -> " + deviceKeys.keys)

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/IncomingRoomKeyRequestManager.kt

@@ -23,11 +23,14 @@ import im.vector.matrix.android.api.session.events.model.Event
 import im.vector.matrix.android.api.session.events.model.toModel
 import im.vector.matrix.android.internal.crypto.model.rest.RoomKeyShare
 import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
+import im.vector.matrix.android.internal.session.SessionScope
 import timber.log.Timber
 import java.util.*
+import javax.inject.Inject
 import kotlin.collections.ArrayList
 
-internal class IncomingRoomKeyRequestManager(
+@SessionScope
+internal class IncomingRoomKeyRequestManager @Inject constructor(
         private val credentials: Credentials,
         private val cryptoStore: IMXCryptoStore,
         private val roomDecryptorProvider: RoomDecryptorProvider) {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/MXOlmDevice.kt

@@ -26,15 +26,23 @@ import im.vector.matrix.android.internal.crypto.model.OlmInboundGroupSessionWrap
 import im.vector.matrix.android.internal.crypto.model.OlmSessionWrapper
 import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
 import im.vector.matrix.android.internal.di.MoshiProvider
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.util.convertFromUTF8
 import im.vector.matrix.android.internal.util.convertToUTF8
-import org.matrix.olm.*
+import org.matrix.olm.OlmAccount
+import org.matrix.olm.OlmInboundGroupSession
+import org.matrix.olm.OlmMessage
+import org.matrix.olm.OlmOutboundGroupSession
+import org.matrix.olm.OlmSession
+import org.matrix.olm.OlmUtility
 import timber.log.Timber
 import java.net.URLEncoder
 import java.util.*
+import javax.inject.Inject
 
 // The libolm wrapper.
-internal class MXOlmDevice(
+@SessionScope
+internal class MXOlmDevice @Inject constructor(
         /**
          * The store where crypto data is saved.
          */
@@ -670,7 +678,7 @@ internal class MXOlmDevice(
                             val reason = String.format(MXCryptoError.DUPLICATE_MESSAGE_INDEX_REASON, decryptResult.mIndex)
                             Timber.e("## decryptGroupMessage() : $reason")
                             throw MXDecryptionException(MXCryptoError(MXCryptoError.DUPLICATED_MESSAGE_INDEX_ERROR_CODE,
-                                    MXCryptoError.UNABLE_TO_DECRYPT, reason))
+                                                                      MXCryptoError.UNABLE_TO_DECRYPT, reason))
                         }
 
                         inboundGroupSessionMessageIndexes[timeline]!!.put(messageIndexKey, true)
@@ -703,7 +711,7 @@ internal class MXOlmDevice(
                 val reason = String.format(MXCryptoError.INBOUND_SESSION_MISMATCH_ROOM_ID_REASON, roomId, session.roomId)
                 Timber.e("## decryptGroupMessage() : $reason")
                 throw MXDecryptionException(MXCryptoError(MXCryptoError.INBOUND_SESSION_MISMATCH_ROOM_ID_ERROR_CODE,
-                        MXCryptoError.UNABLE_TO_DECRYPT, reason))
+                                                          MXCryptoError.UNABLE_TO_DECRYPT, reason))
             }
         } else {
             Timber.e("## decryptGroupMessage() : Cannot retrieve inbound group session $sessionId")

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/MyDeviceInfoHolder.kt

@@ -20,9 +20,12 @@ import android.text.TextUtils
 import im.vector.matrix.android.api.auth.data.Credentials
 import im.vector.matrix.android.internal.crypto.model.MXDeviceInfo
 import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
+import im.vector.matrix.android.internal.session.SessionScope
 import java.util.*
+import javax.inject.Inject
 
-internal class MyDeviceInfoHolder(
+@SessionScope
+internal class MyDeviceInfoHolder @Inject constructor(
         // The credentials,
         credentials: Credentials,
         // the crypto store

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/ObjectSigner.kt

@@ -17,9 +17,11 @@
 package im.vector.matrix.android.internal.crypto
 
 import im.vector.matrix.android.api.auth.data.Credentials
+import im.vector.matrix.android.internal.session.SessionScope
 import java.util.*
+import javax.inject.Inject
 
-internal class ObjectSigner(private val credentials: Credentials,
+internal class ObjectSigner @Inject constructor(private val credentials: Credentials,
                             private val olmDevice: MXOlmDevice) {
 
     /**

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/OneTimeKeysUploader.kt

@@ -23,11 +23,14 @@ import im.vector.matrix.android.internal.crypto.model.MXKey
 import im.vector.matrix.android.internal.crypto.model.rest.KeysUploadResponse
 import im.vector.matrix.android.internal.crypto.tasks.UploadKeysTask
 import im.vector.matrix.android.internal.di.MoshiProvider
+import im.vector.matrix.android.internal.session.SessionScope
 import org.matrix.olm.OlmAccount
 import timber.log.Timber
 import java.util.*
+import javax.inject.Inject
 
-internal class OneTimeKeysUploader(
+@SessionScope
+internal class OneTimeKeysUploader @Inject constructor(
         private val credentials: Credentials,
         private val olmDevice: MXOlmDevice,
         private val objectSigner: ObjectSigner,

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/OutgoingRoomKeyRequestManager.kt

@@ -26,12 +26,15 @@ import im.vector.matrix.android.internal.crypto.model.rest.RoomKeyShareCancellat
 import im.vector.matrix.android.internal.crypto.model.rest.RoomKeyShareRequest
 import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
 import im.vector.matrix.android.internal.crypto.tasks.SendToDeviceTask
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.TaskExecutor
 import im.vector.matrix.android.internal.task.configureWith
 import timber.log.Timber
 import java.util.*
+import javax.inject.Inject
 
-internal class OutgoingRoomKeyRequestManager(
+@SessionScope
+internal class OutgoingRoomKeyRequestManager @Inject constructor(
         private val cryptoStore: IMXCryptoStore,
         private val sendToDeviceTask: SendToDeviceTask,
         private val taskExecutor: TaskExecutor) {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/RoomDecryptorProvider.kt

@@ -20,10 +20,13 @@ import android.text.TextUtils
 import im.vector.matrix.android.internal.crypto.algorithms.IMXDecrypting
 import im.vector.matrix.android.internal.crypto.algorithms.megolm.MXMegolmDecryptionFactory
 import im.vector.matrix.android.internal.crypto.algorithms.olm.MXOlmDecryptionFactory
+import im.vector.matrix.android.internal.session.SessionScope
 import timber.log.Timber
 import java.util.*
+import javax.inject.Inject
 
-internal class RoomDecryptorProvider(
+@SessionScope
+internal class RoomDecryptorProvider @Inject constructor(
         private val olmDecryptionFactory: MXOlmDecryptionFactory,
         private val megolmDecryptionFactory: MXMegolmDecryptionFactory
 ) {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/actions/EnsureOlmSessionsForDevicesAction.kt

@@ -24,11 +24,13 @@ import im.vector.matrix.android.internal.crypto.model.MXKey
 import im.vector.matrix.android.internal.crypto.model.MXOlmSessionResult
 import im.vector.matrix.android.internal.crypto.model.MXUsersDevicesMap
 import im.vector.matrix.android.internal.crypto.tasks.ClaimOneTimeKeysForUsersDeviceTask
+import im.vector.matrix.android.internal.session.SessionScope
 import timber.log.Timber
 import java.util.*
+import javax.inject.Inject
 
-internal class EnsureOlmSessionsForDevicesAction(private val olmDevice: MXOlmDevice,
-                                                 private val oneTimeKeysForUsersDeviceTask: ClaimOneTimeKeysForUsersDeviceTask) {
+internal class EnsureOlmSessionsForDevicesAction @Inject constructor(private val olmDevice: MXOlmDevice,
+                                                                     private val oneTimeKeysForUsersDeviceTask: ClaimOneTimeKeysForUsersDeviceTask) {
 
 
     suspend fun handle(devicesByUser: Map<String, List<MXDeviceInfo>>): Try<MXUsersDevicesMap<MXOlmSessionResult>> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/actions/EnsureOlmSessionsForUsersAction.kt

@@ -24,10 +24,12 @@ import im.vector.matrix.android.internal.crypto.model.MXDeviceInfo
 import im.vector.matrix.android.internal.crypto.model.MXOlmSessionResult
 import im.vector.matrix.android.internal.crypto.model.MXUsersDevicesMap
 import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
+import im.vector.matrix.android.internal.session.SessionScope
 import timber.log.Timber
 import java.util.*
+import javax.inject.Inject
 
-internal class EnsureOlmSessionsForUsersAction(private val olmDevice: MXOlmDevice,
+internal class EnsureOlmSessionsForUsersAction @Inject constructor(private val olmDevice: MXOlmDevice,
                                                private val cryptoStore: IMXCryptoStore,
                                                private val ensureOlmSessionsForDevicesAction: EnsureOlmSessionsForDevicesAction) {
 

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/actions/MegolmSessionDataImporter.kt

@@ -26,12 +26,14 @@ import im.vector.matrix.android.internal.crypto.RoomDecryptorProvider
 import im.vector.matrix.android.internal.crypto.model.ImportRoomKeysResult
 import im.vector.matrix.android.internal.crypto.model.rest.RoomKeyRequestBody
 import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
+import im.vector.matrix.android.internal.session.SessionScope
 import timber.log.Timber
+import javax.inject.Inject
 
-internal class MegolmSessionDataImporter(private val olmDevice: MXOlmDevice,
-                                         private val roomDecryptorProvider: RoomDecryptorProvider,
-                                         private val outgoingRoomKeyRequestManager: OutgoingRoomKeyRequestManager,
-                                         private val cryptoStore: IMXCryptoStore) {
+internal class MegolmSessionDataImporter @Inject constructor(private val olmDevice: MXOlmDevice,
+                                                             private val roomDecryptorProvider: RoomDecryptorProvider,
+                                                             private val outgoingRoomKeyRequestManager: OutgoingRoomKeyRequestManager,
+                                                             private val cryptoStore: IMXCryptoStore) {
 
     /**
      * Import a list of megolm session keys.

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/actions/MessageEncrypter.kt

@@ -23,12 +23,14 @@ import im.vector.matrix.android.internal.crypto.MXOlmDevice
 import im.vector.matrix.android.internal.crypto.model.MXDeviceInfo
 import im.vector.matrix.android.internal.crypto.model.rest.EncryptedMessage
 import im.vector.matrix.android.internal.di.MoshiProvider
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.util.convertToUTF8
 import timber.log.Timber
 import java.util.*
+import javax.inject.Inject
 
-internal class MessageEncrypter(private val credentials: Credentials,
-                                private val olmDevice: MXOlmDevice) {
+internal class MessageEncrypter @Inject constructor(private val credentials: Credentials,
+                                                    private val olmDevice: MXOlmDevice) {
 
     /**
      * Encrypt an event payload for a list of devices.

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/actions/SetDeviceVerificationAction.kt

@@ -19,9 +19,11 @@ package im.vector.matrix.android.internal.crypto.actions
 import im.vector.matrix.android.api.auth.data.Credentials
 import im.vector.matrix.android.internal.crypto.keysbackup.KeysBackup
 import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
+import im.vector.matrix.android.internal.session.SessionScope
 import timber.log.Timber
+import javax.inject.Inject
 
-internal class SetDeviceVerificationAction(private val cryptoStore: IMXCryptoStore,
+internal class SetDeviceVerificationAction @Inject constructor(private val cryptoStore: IMXCryptoStore,
                                            private val credentials: Credentials,
                                            private val keysBackup: KeysBackup) {
 

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/algorithms/megolm/MXMegolmDecryptionFactory.kt

@@ -24,9 +24,11 @@ import im.vector.matrix.android.internal.crypto.actions.EnsureOlmSessionsForDevi
 import im.vector.matrix.android.internal.crypto.actions.MessageEncrypter
 import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
 import im.vector.matrix.android.internal.crypto.tasks.SendToDeviceTask
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.util.MatrixCoroutineDispatchers
+import javax.inject.Inject
 
-internal class MXMegolmDecryptionFactory(private val credentials: Credentials,
+internal class MXMegolmDecryptionFactory @Inject constructor(private val credentials: Credentials,
                                          private val olmDevice: MXOlmDevice,
                                          private val deviceListManager: DeviceListManager,
                                          private val outgoingRoomKeyRequestManager: OutgoingRoomKeyRequestManager,

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/algorithms/megolm/MXMegolmEncryptionFactory.kt

@@ -25,9 +25,11 @@ import im.vector.matrix.android.internal.crypto.keysbackup.KeysBackup
 import im.vector.matrix.android.internal.crypto.repository.WarnOnUnknownDeviceRepository
 import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
 import im.vector.matrix.android.internal.crypto.tasks.SendToDeviceTask
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.TaskExecutor
+import javax.inject.Inject
 
-internal class MXMegolmEncryptionFactory(
+internal class MXMegolmEncryptionFactory @Inject constructor(
         private val olmDevice: MXOlmDevice,
         private val keysBackup: KeysBackup,
         private val cryptoStore: IMXCryptoStore,

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/algorithms/olm/MXOlmDecryptionFactory.kt

@@ -18,9 +18,11 @@ package im.vector.matrix.android.internal.crypto.algorithms.olm
 
 import im.vector.matrix.android.api.auth.data.Credentials
 import im.vector.matrix.android.internal.crypto.MXOlmDevice
+import im.vector.matrix.android.internal.session.SessionScope
+import javax.inject.Inject
 
-internal class MXOlmDecryptionFactory(private val olmDevice: MXOlmDevice,
-                                      private val credentials: Credentials) {
+internal class MXOlmDecryptionFactory @Inject constructor(private val olmDevice: MXOlmDevice,
+                                                          private val credentials: Credentials) {
 
     fun create(): MXOlmDecryption {
         return MXOlmDecryption(

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/algorithms/olm/MXOlmEncryptionFactory.kt

@@ -21,14 +21,16 @@ import im.vector.matrix.android.internal.crypto.MXOlmDevice
 import im.vector.matrix.android.internal.crypto.actions.EnsureOlmSessionsForUsersAction
 import im.vector.matrix.android.internal.crypto.actions.MessageEncrypter
 import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.util.MatrixCoroutineDispatchers
+import javax.inject.Inject
 
-internal class MXOlmEncryptionFactory(private val olmDevice: MXOlmDevice,
-                                      private val cryptoStore: IMXCryptoStore,
-                                      private val messageEncrypter: MessageEncrypter,
-                                      private val deviceListManager: DeviceListManager,
-                                      private val coroutineDispatchers: MatrixCoroutineDispatchers,
-                                      private val ensureOlmSessionsForUsersAction: EnsureOlmSessionsForUsersAction) {
+internal class MXOlmEncryptionFactory @Inject constructor(private val olmDevice: MXOlmDevice,
+                                                          private val cryptoStore: IMXCryptoStore,
+                                                          private val messageEncrypter: MessageEncrypter,
+                                                          private val deviceListManager: DeviceListManager,
+                                                          private val coroutineDispatchers: MatrixCoroutineDispatchers,
+                                                          private val ensureOlmSessionsForUsersAction: EnsureOlmSessionsForUsersAction) {
 
     fun create(roomId: String): MXOlmEncryption {
         return MXOlmEncryption(

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/keysbackup/KeysBackup.kt

@@ -51,6 +51,7 @@ import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
 import im.vector.matrix.android.internal.crypto.store.db.model.KeysBackupDataEntity
 import im.vector.matrix.android.internal.di.MoshiProvider
 import im.vector.matrix.android.internal.extensions.foldToCallback
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
 import im.vector.matrix.android.internal.task.TaskExecutor
 import im.vector.matrix.android.internal.task.TaskThread
@@ -66,13 +67,16 @@ import org.matrix.olm.OlmPkMessage
 import timber.log.Timber
 import java.security.InvalidParameterException
 import java.util.*
+import javax.inject.Inject
 import kotlin.collections.HashMap
 
 /**
  * A KeysBackup class instance manage incremental backup of e2e keys (megolm keys)
  * to the user's homeserver.
  */
-internal class KeysBackup(
+
+@SessionScope
+internal class KeysBackup @Inject constructor(
         private val credentials: Credentials,
         private val cryptoStore: IMXCryptoStore,
         private val olmDevice: MXOlmDevice,
@@ -448,7 +452,8 @@ internal class KeysBackup(
                     val myUserId = credentials.userId
 
                     // Get current signatures, or create an empty set
-                    val myUserSignatures = (authData.signatures!![myUserId]?.toMutableMap() ?: HashMap())
+                    val myUserSignatures = (authData.signatures!![myUserId]?.toMutableMap()
+                            ?: HashMap())
 
                     if (trust) {
                         // Add current device signature
@@ -1309,7 +1314,8 @@ internal class KeysBackup(
                 "algorithm" to sessionData!!.algorithm,
                 "sender_key" to sessionData.senderKey,
                 "sender_claimed_keys" to sessionData.senderClaimedKeys,
-                "forwarding_curve25519_key_chain" to (sessionData.forwardingCurve25519KeyChain ?: ArrayList<Any>()),
+                "forwarding_curve25519_key_chain" to (sessionData.forwardingCurve25519KeyChain
+                        ?: ArrayList<Any>()),
                 "session_key" to sessionData.sessionKey)
 
         var encryptedSessionBackupData: OlmPkMessage? = null

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/keysbackup/tasks/CreateKeysBackupVersionTask.kt

@@ -22,11 +22,11 @@ import im.vector.matrix.android.internal.crypto.keysbackup.model.rest.CreateKeys
 import im.vector.matrix.android.internal.crypto.keysbackup.model.rest.KeysVersion
 import im.vector.matrix.android.internal.network.executeRequest
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface CreateKeysBackupVersionTask : Task<CreateKeysBackupVersionBody, KeysVersion>
 
-
-internal class DefaultCreateKeysBackupVersionTask(private val roomKeysApi: RoomKeysApi)
+internal class DefaultCreateKeysBackupVersionTask @Inject constructor(private val roomKeysApi: RoomKeysApi)
     : CreateKeysBackupVersionTask {
 
 

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/keysbackup/tasks/DeleteBackupTask.kt

@@ -19,7 +19,9 @@ package im.vector.matrix.android.internal.crypto.keysbackup.tasks
 import arrow.core.Try
 import im.vector.matrix.android.internal.crypto.keysbackup.api.RoomKeysApi
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 
 internal interface DeleteBackupTask : Task<DeleteBackupTask.Params, Unit> {
@@ -28,8 +30,7 @@ internal interface DeleteBackupTask : Task<DeleteBackupTask.Params, Unit> {
     )
 }
 
-
-internal class DefaultDeleteBackupTask(private val roomKeysApi: RoomKeysApi)
+internal class DefaultDeleteBackupTask @Inject constructor(private val roomKeysApi: RoomKeysApi)
     : DeleteBackupTask {
 
     override suspend fun execute(params: DeleteBackupTask.Params): Try<Unit> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/keysbackup/tasks/DeleteRoomSessionDataTask.kt

@@ -19,7 +19,9 @@ package im.vector.matrix.android.internal.crypto.keysbackup.tasks
 import arrow.core.Try
 import im.vector.matrix.android.internal.crypto.keysbackup.api.RoomKeysApi
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface DeleteRoomSessionDataTask : Task<DeleteRoomSessionDataTask.Params, Unit> {
     data class Params(
@@ -29,8 +31,7 @@ internal interface DeleteRoomSessionDataTask : Task<DeleteRoomSessionDataTask.Pa
     )
 }
 
-
-internal class DefaultDeleteRoomSessionDataTask(private val roomKeysApi: RoomKeysApi)
+internal class DefaultDeleteRoomSessionDataTask @Inject constructor(private val roomKeysApi: RoomKeysApi)
     : DeleteRoomSessionDataTask {
 
     override suspend fun execute(params: DeleteRoomSessionDataTask.Params): Try<Unit> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/keysbackup/tasks/DeleteRoomSessionsDataTask.kt

@@ -19,7 +19,9 @@ package im.vector.matrix.android.internal.crypto.keysbackup.tasks
 import arrow.core.Try
 import im.vector.matrix.android.internal.crypto.keysbackup.api.RoomKeysApi
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface DeleteRoomSessionsDataTask : Task<DeleteRoomSessionsDataTask.Params, Unit> {
     data class Params(
@@ -28,8 +30,7 @@ internal interface DeleteRoomSessionsDataTask : Task<DeleteRoomSessionsDataTask.
     )
 }
 
-
-internal class DefaultDeleteRoomSessionsDataTask(private val roomKeysApi: RoomKeysApi)
+internal class DefaultDeleteRoomSessionsDataTask @Inject constructor(private val roomKeysApi: RoomKeysApi)
     : DeleteRoomSessionsDataTask {
 
     override suspend fun execute(params: DeleteRoomSessionsDataTask.Params): Try<Unit> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/keysbackup/tasks/DeleteSessionsDataTask.kt

@@ -19,7 +19,9 @@ package im.vector.matrix.android.internal.crypto.keysbackup.tasks
 import arrow.core.Try
 import im.vector.matrix.android.internal.crypto.keysbackup.api.RoomKeysApi
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface DeleteSessionsDataTask : Task<DeleteSessionsDataTask.Params, Unit> {
     data class Params(
@@ -27,8 +29,7 @@ internal interface DeleteSessionsDataTask : Task<DeleteSessionsDataTask.Params,
     )
 }
 
-
-internal class DefaultDeleteSessionsDataTask(private val roomKeysApi: RoomKeysApi)
+internal class DefaultDeleteSessionsDataTask @Inject constructor(private val roomKeysApi: RoomKeysApi)
     : DeleteSessionsDataTask {
 
     override suspend fun execute(params: DeleteSessionsDataTask.Params): Try<Unit> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/keysbackup/tasks/GetKeysBackupLastVersionTask.kt

@@ -21,11 +21,11 @@ import im.vector.matrix.android.internal.crypto.keysbackup.api.RoomKeysApi
 import im.vector.matrix.android.internal.crypto.keysbackup.model.rest.KeysVersionResult
 import im.vector.matrix.android.internal.network.executeRequest
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface GetKeysBackupLastVersionTask : Task<Unit, KeysVersionResult>
 
-
-internal class DefaultGetKeysBackupLastVersionTask(private val roomKeysApi: RoomKeysApi)
+internal class DefaultGetKeysBackupLastVersionTask @Inject constructor(private val roomKeysApi: RoomKeysApi)
     : GetKeysBackupLastVersionTask {
 
 

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/keysbackup/tasks/GetKeysBackupVersionTask.kt

@@ -21,11 +21,11 @@ import im.vector.matrix.android.internal.crypto.keysbackup.api.RoomKeysApi
 import im.vector.matrix.android.internal.crypto.keysbackup.model.rest.KeysVersionResult
 import im.vector.matrix.android.internal.network.executeRequest
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface GetKeysBackupVersionTask : Task<String, KeysVersionResult>
 
-
-internal class DefaultGetKeysBackupVersionTask(private val roomKeysApi: RoomKeysApi)
+internal class DefaultGetKeysBackupVersionTask @Inject constructor(private val roomKeysApi: RoomKeysApi)
     : GetKeysBackupVersionTask {
 
 

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/keysbackup/tasks/GetRoomSessionDataTask.kt

@@ -20,7 +20,9 @@ import arrow.core.Try
 import im.vector.matrix.android.internal.crypto.keysbackup.api.RoomKeysApi
 import im.vector.matrix.android.internal.crypto.keysbackup.model.rest.KeyBackupData
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface GetRoomSessionDataTask : Task<GetRoomSessionDataTask.Params, KeyBackupData> {
     data class Params(
@@ -30,8 +32,7 @@ internal interface GetRoomSessionDataTask : Task<GetRoomSessionDataTask.Params,
     )
 }
 
-
-internal class DefaultGetRoomSessionDataTask(private val roomKeysApi: RoomKeysApi)
+internal class DefaultGetRoomSessionDataTask @Inject constructor(private val roomKeysApi: RoomKeysApi)
     : GetRoomSessionDataTask {
 
     override suspend fun execute(params: GetRoomSessionDataTask.Params): Try<KeyBackupData> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/keysbackup/tasks/GetRoomSessionsDataTask.kt

@@ -20,7 +20,9 @@ import arrow.core.Try
 import im.vector.matrix.android.internal.crypto.keysbackup.api.RoomKeysApi
 import im.vector.matrix.android.internal.crypto.keysbackup.model.rest.RoomKeysBackupData
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 
 internal interface GetRoomSessionsDataTask : Task<GetRoomSessionsDataTask.Params, RoomKeysBackupData> {
@@ -30,8 +32,7 @@ internal interface GetRoomSessionsDataTask : Task<GetRoomSessionsDataTask.Params
     )
 }
 
-
-internal class DefaultGetRoomSessionsDataTask(private val roomKeysApi: RoomKeysApi)
+internal class DefaultGetRoomSessionsDataTask @Inject constructor(private val roomKeysApi: RoomKeysApi)
     : GetRoomSessionsDataTask {
 
     override suspend fun execute(params: GetRoomSessionsDataTask.Params): Try<RoomKeysBackupData> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/keysbackup/tasks/GetSessionsDataTask.kt

@@ -20,7 +20,9 @@ import arrow.core.Try
 import im.vector.matrix.android.internal.crypto.keysbackup.api.RoomKeysApi
 import im.vector.matrix.android.internal.crypto.keysbackup.model.rest.KeysBackupData
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface GetSessionsDataTask : Task<GetSessionsDataTask.Params, KeysBackupData> {
     data class Params(
@@ -28,8 +30,7 @@ internal interface GetSessionsDataTask : Task<GetSessionsDataTask.Params, KeysBa
     )
 }
 
-
-internal class DefaultGetSessionsDataTask(private val roomKeysApi: RoomKeysApi)
+internal class DefaultGetSessionsDataTask @Inject constructor(private val roomKeysApi: RoomKeysApi)
     : GetSessionsDataTask {
 
     override suspend fun execute(params: GetSessionsDataTask.Params): Try<KeysBackupData> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/keysbackup/tasks/StoreRoomSessionDataTask.kt

@@ -21,7 +21,9 @@ import im.vector.matrix.android.internal.crypto.keysbackup.api.RoomKeysApi
 import im.vector.matrix.android.internal.crypto.keysbackup.model.rest.KeyBackupData
 import im.vector.matrix.android.internal.crypto.keysbackup.model.rest.BackupKeysResult
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface StoreRoomSessionDataTask : Task<StoreRoomSessionDataTask.Params, BackupKeysResult> {
     data class Params(
@@ -32,8 +34,7 @@ internal interface StoreRoomSessionDataTask : Task<StoreRoomSessionDataTask.Para
     )
 }
 
-
-internal class DefaultStoreRoomSessionDataTask(private val roomKeysApi: RoomKeysApi)
+internal class DefaultStoreRoomSessionDataTask @Inject constructor(private val roomKeysApi: RoomKeysApi)
     : StoreRoomSessionDataTask {
 
     override suspend fun execute(params: StoreRoomSessionDataTask.Params): Try<BackupKeysResult> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/keysbackup/tasks/StoreRoomSessionsDataTask.kt

@@ -21,7 +21,9 @@ import im.vector.matrix.android.internal.crypto.keysbackup.api.RoomKeysApi
 import im.vector.matrix.android.internal.crypto.keysbackup.model.rest.RoomKeysBackupData
 import im.vector.matrix.android.internal.crypto.keysbackup.model.rest.BackupKeysResult
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface StoreRoomSessionsDataTask : Task<StoreRoomSessionsDataTask.Params, BackupKeysResult> {
     data class Params(
@@ -31,8 +33,7 @@ internal interface StoreRoomSessionsDataTask : Task<StoreRoomSessionsDataTask.Pa
     )
 }
 
-
-internal class DefaultStoreRoomSessionsDataTask(private val roomKeysApi: RoomKeysApi)
+internal class DefaultStoreRoomSessionsDataTask @Inject constructor(private val roomKeysApi: RoomKeysApi)
     : StoreRoomSessionsDataTask {
 
     override suspend fun execute(params: StoreRoomSessionsDataTask.Params): Try<BackupKeysResult> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/keysbackup/tasks/StoreSessionsDataTask.kt

@@ -21,7 +21,9 @@ import im.vector.matrix.android.internal.crypto.keysbackup.api.RoomKeysApi
 import im.vector.matrix.android.internal.crypto.keysbackup.model.rest.KeysBackupData
 import im.vector.matrix.android.internal.crypto.keysbackup.model.rest.BackupKeysResult
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface StoreSessionsDataTask : Task<StoreSessionsDataTask.Params, BackupKeysResult> {
     data class Params(
@@ -30,8 +32,7 @@ internal interface StoreSessionsDataTask : Task<StoreSessionsDataTask.Params, Ba
     )
 }
 
-
-internal class DefaultStoreSessionsDataTask(private val roomKeysApi: RoomKeysApi)
+internal class DefaultStoreSessionsDataTask @Inject constructor(private val roomKeysApi: RoomKeysApi)
     : StoreSessionsDataTask {
 
     override suspend fun execute(params: StoreSessionsDataTask.Params): Try<BackupKeysResult> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/keysbackup/tasks/UpdateKeysBackupVersionTask.kt

@@ -21,6 +21,7 @@ import im.vector.matrix.android.internal.crypto.keysbackup.api.RoomKeysApi
 import im.vector.matrix.android.internal.crypto.keysbackup.model.rest.UpdateKeysBackupVersionBody
 import im.vector.matrix.android.internal.network.executeRequest
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface UpdateKeysBackupVersionTask : Task<UpdateKeysBackupVersionTask.Params, Unit> {
     data class Params(
@@ -29,8 +30,7 @@ internal interface UpdateKeysBackupVersionTask : Task<UpdateKeysBackupVersionTas
     )
 }
 
-
-internal class DefaultUpdateKeysBackupVersionTask(private val roomKeysApi: RoomKeysApi)
+internal class DefaultUpdateKeysBackupVersionTask @Inject constructor(private val roomKeysApi: RoomKeysApi)
     : UpdateKeysBackupVersionTask {
 
 

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/repository/WarnOnUnknownDeviceRepository.kt

@@ -16,7 +16,11 @@
 
 package im.vector.matrix.android.internal.crypto.repository
 
-internal class WarnOnUnknownDeviceRepository {
+import im.vector.matrix.android.internal.session.SessionScope
+import javax.inject.Inject
+
+@SessionScope
+internal class WarnOnUnknownDeviceRepository @Inject constructor() {
 
     // TODO: set it back to true by default. Need UI
     // Warn the user if some new devices are detected while encrypting a message.

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/store/db/RealmCryptoStore.kt

@@ -29,6 +29,7 @@ import im.vector.matrix.android.internal.crypto.store.db.model.*
 import im.vector.matrix.android.internal.crypto.store.db.query.delete
 import im.vector.matrix.android.internal.crypto.store.db.query.getById
 import im.vector.matrix.android.internal.crypto.store.db.query.getOrCreate
+import im.vector.matrix.android.internal.session.SessionScope
 import io.realm.RealmConfiguration
 import io.realm.Sort
 import io.realm.kotlin.where
@@ -38,6 +39,7 @@ import timber.log.Timber
 import kotlin.collections.set
 
 // enableFileEncryption is used to migrate the previous store
+@SessionScope
 internal class RealmCryptoStore(private val enableFileEncryption: Boolean = false,
                                 private val realmConfiguration: RealmConfiguration,
                                 private val credentials: Credentials) : IMXCryptoStore {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/tasks/ClaimOneTimeKeysForUsersDeviceTask.kt

@@ -23,9 +23,11 @@ import im.vector.matrix.android.internal.crypto.model.MXUsersDevicesMap
 import im.vector.matrix.android.internal.crypto.model.rest.KeysClaimBody
 import im.vector.matrix.android.internal.crypto.model.rest.KeysClaimResponse
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
 import timber.log.Timber
 import java.util.*
+import javax.inject.Inject
 
 internal interface ClaimOneTimeKeysForUsersDeviceTask : Task<ClaimOneTimeKeysForUsersDeviceTask.Params, MXUsersDevicesMap<MXKey>> {
     data class Params(
@@ -34,7 +36,7 @@ internal interface ClaimOneTimeKeysForUsersDeviceTask : Task<ClaimOneTimeKeysFor
     )
 }
 
-internal class DefaultClaimOneTimeKeysForUsersDevice(private val cryptoApi: CryptoApi)
+internal class DefaultClaimOneTimeKeysForUsersDevice @Inject constructor(private val cryptoApi: CryptoApi)
     : ClaimOneTimeKeysForUsersDeviceTask {
 
     override suspend fun execute(params: ClaimOneTimeKeysForUsersDeviceTask.Params): Try<MXUsersDevicesMap<MXKey>> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/tasks/DeleteDeviceTask.kt

@@ -25,7 +25,9 @@ import im.vector.matrix.android.internal.crypto.api.CryptoApi
 import im.vector.matrix.android.internal.crypto.model.rest.DeleteDeviceParams
 import im.vector.matrix.android.internal.di.MoshiProvider
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface DeleteDeviceTask : Task<DeleteDeviceTask.Params, Unit> {
     data class Params(
@@ -33,7 +35,7 @@ internal interface DeleteDeviceTask : Task<DeleteDeviceTask.Params, Unit> {
     )
 }
 
-internal class DefaultDeleteDeviceTask(private val cryptoApi: CryptoApi)
+internal class DefaultDeleteDeviceTask @Inject constructor(private val cryptoApi: CryptoApi)
     : DeleteDeviceTask {
 
     override suspend fun execute(params: DeleteDeviceTask.Params): Try<Unit> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/tasks/DeleteDeviceWithUserPasswordTask.kt

@@ -24,6 +24,7 @@ import im.vector.matrix.android.internal.crypto.model.rest.DeleteDeviceAuth
 import im.vector.matrix.android.internal.crypto.model.rest.DeleteDeviceParams
 import im.vector.matrix.android.internal.network.executeRequest
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface DeleteDeviceWithUserPasswordTask : Task<DeleteDeviceWithUserPasswordTask.Params, Unit> {
     data class Params(
@@ -33,8 +34,8 @@ internal interface DeleteDeviceWithUserPasswordTask : Task<DeleteDeviceWithUserP
     )
 }
 
-internal class DefaultDeleteDeviceWithUserPasswordTask(private val cryptoApi: CryptoApi,
-                                                       private val credentials: Credentials)
+internal class DefaultDeleteDeviceWithUserPasswordTask @Inject constructor(private val cryptoApi: CryptoApi,
+                                                                           private val credentials: Credentials)
     : DeleteDeviceWithUserPasswordTask {
 
     override suspend fun execute(params: DeleteDeviceWithUserPasswordTask.Params): Try<Unit> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/tasks/DownloadKeysForUsersTask.kt

@@ -22,8 +22,10 @@ import im.vector.matrix.android.internal.crypto.api.CryptoApi
 import im.vector.matrix.android.internal.crypto.model.rest.KeysQueryBody
 import im.vector.matrix.android.internal.crypto.model.rest.KeysQueryResponse
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
 import java.util.*
+import javax.inject.Inject
 
 internal interface DownloadKeysForUsersTask : Task<DownloadKeysForUsersTask.Params, KeysQueryResponse> {
     data class Params(
@@ -33,7 +35,7 @@ internal interface DownloadKeysForUsersTask : Task<DownloadKeysForUsersTask.Para
             val token: String?)
 }
 
-internal class DefaultDownloadKeysForUsers(private val cryptoApi: CryptoApi)
+internal class DefaultDownloadKeysForUsers @Inject constructor(private val cryptoApi: CryptoApi)
     : DownloadKeysForUsersTask {
 
     override suspend fun execute(params: DownloadKeysForUsersTask.Params): Try<KeysQueryResponse> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/tasks/GetDevicesTask.kt

@@ -20,11 +20,13 @@ import arrow.core.Try
 import im.vector.matrix.android.internal.crypto.api.CryptoApi
 import im.vector.matrix.android.internal.crypto.model.rest.DevicesListResponse
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface GetDevicesTask : Task<Unit, DevicesListResponse>
 
-internal class DefaultGetDevicesTask(private val cryptoApi: CryptoApi)
+internal class DefaultGetDevicesTask @Inject constructor(private val cryptoApi: CryptoApi)
     : GetDevicesTask {
 
     override suspend fun execute(params: Unit): Try<DevicesListResponse> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/tasks/GetKeyChangesTask.kt

@@ -20,7 +20,9 @@ import arrow.core.Try
 import im.vector.matrix.android.internal.crypto.api.CryptoApi
 import im.vector.matrix.android.internal.crypto.model.rest.KeyChangesResponse
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface GetKeyChangesTask : Task<GetKeyChangesTask.Params, KeyChangesResponse> {
     data class Params(
@@ -31,7 +33,7 @@ internal interface GetKeyChangesTask : Task<GetKeyChangesTask.Params, KeyChanges
     )
 }
 
-internal class DefaultGetKeyChangesTask(private val cryptoApi: CryptoApi)
+internal class DefaultGetKeyChangesTask @Inject constructor(private val cryptoApi: CryptoApi)
     : GetKeyChangesTask {
 
     override suspend fun execute(params: GetKeyChangesTask.Params): Try<KeyChangesResponse> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/tasks/SendToDeviceTask.kt

@@ -21,8 +21,10 @@ import im.vector.matrix.android.internal.crypto.api.CryptoApi
 import im.vector.matrix.android.internal.crypto.model.MXUsersDevicesMap
 import im.vector.matrix.android.internal.crypto.model.rest.SendToDeviceBody
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
 import java.util.*
+import javax.inject.Inject
 
 internal interface SendToDeviceTask : Task<SendToDeviceTask.Params, Unit> {
     data class Params(
@@ -35,7 +37,7 @@ internal interface SendToDeviceTask : Task<SendToDeviceTask.Params, Unit> {
     )
 }
 
-internal class DefaultSendToDeviceTask(private val cryptoApi: CryptoApi)
+internal class DefaultSendToDeviceTask @Inject constructor(private val cryptoApi: CryptoApi)
     : SendToDeviceTask {
 
     override suspend fun execute(params: SendToDeviceTask.Params): Try<Unit> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/tasks/SetDeviceNameTask.kt

@@ -21,7 +21,9 @@ import arrow.core.Try
 import im.vector.matrix.android.internal.crypto.api.CryptoApi
 import im.vector.matrix.android.internal.crypto.model.rest.UpdateDeviceInfoBody
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 internal interface SetDeviceNameTask : Task<SetDeviceNameTask.Params, Unit> {
     data class Params(
@@ -32,7 +34,7 @@ internal interface SetDeviceNameTask : Task<SetDeviceNameTask.Params, Unit> {
     )
 }
 
-internal class DefaultSetDeviceNameTask(private val cryptoApi: CryptoApi)
+internal class DefaultSetDeviceNameTask @Inject constructor(private val cryptoApi: CryptoApi)
     : SetDeviceNameTask {
 
     override suspend fun execute(params: SetDeviceNameTask.Params): Try<Unit> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/tasks/UploadKeysTask.kt

@@ -23,8 +23,10 @@ import im.vector.matrix.android.internal.crypto.model.rest.KeysUploadResponse
 import im.vector.matrix.android.internal.crypto.model.rest.DeviceKeys
 import im.vector.matrix.android.internal.crypto.model.rest.KeysUploadBody
 import im.vector.matrix.android.internal.network.executeRequest
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
 import im.vector.matrix.android.internal.util.convertToUTF8
+import javax.inject.Inject
 
 internal interface UploadKeysTask : Task<UploadKeysTask.Params, KeysUploadResponse> {
     data class Params(
@@ -36,7 +38,7 @@ internal interface UploadKeysTask : Task<UploadKeysTask.Params, KeysUploadRespon
             val deviceId: String)
 }
 
-internal class DefaultUploadKeysTask(private val cryptoApi: CryptoApi)
+internal class DefaultUploadKeysTask @Inject constructor(private val cryptoApi: CryptoApi)
     : UploadKeysTask {
 
     override suspend fun execute(params: UploadKeysTask.Params): Try<KeysUploadResponse> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/verification/DefaultSasVerificationService.kt

@@ -35,6 +35,7 @@ import im.vector.matrix.android.internal.crypto.model.MXUsersDevicesMap
 import im.vector.matrix.android.internal.crypto.model.rest.*
 import im.vector.matrix.android.internal.crypto.store.IMXCryptoStore
 import im.vector.matrix.android.internal.crypto.tasks.SendToDeviceTask
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.TaskExecutor
 import im.vector.matrix.android.internal.task.configureWith
 import im.vector.matrix.android.internal.util.MatrixCoroutineDispatchers
@@ -42,6 +43,7 @@ import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.launch
 import timber.log.Timber
 import java.util.*
+import javax.inject.Inject
 import kotlin.collections.HashMap
 
 /**
@@ -49,14 +51,16 @@ import kotlin.collections.HashMap
  * Short codes interactive verification is a more user friendly way of verifying devices
  * that is still maintaining a good level of security (alternative to the 43-character strings compare method).
  */
-internal class DefaultSasVerificationService(private val credentials: Credentials,
-                                             private val cryptoStore: IMXCryptoStore,
-                                             private val myDeviceInfoHolder: MyDeviceInfoHolder,
-                                             private val deviceListManager: DeviceListManager,
-                                             private val setDeviceVerificationAction: SetDeviceVerificationAction,
-                                             private val sendToDeviceTask: SendToDeviceTask,
-                                             private val coroutineDispatchers: MatrixCoroutineDispatchers,
-                                             private val taskExecutor: TaskExecutor)
+
+@SessionScope
+internal class DefaultSasVerificationService @Inject constructor(private val credentials: Credentials,
+                                                                 private val cryptoStore: IMXCryptoStore,
+                                                                 private val myDeviceInfoHolder: MyDeviceInfoHolder,
+                                                                 private val deviceListManager: DeviceListManager,
+                                                                 private val setDeviceVerificationAction: SetDeviceVerificationAction,
+                                                                 private val sendToDeviceTask: SendToDeviceTask,
+                                                                 private val coroutineDispatchers: MatrixCoroutineDispatchers,
+                                                                 private val taskExecutor: TaskExecutor)
     : VerificationTransaction.Listener, SasVerificationService {
 
     private val uiHandler = Handler(Looper.getMainLooper())

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/di/AuthQualifiers.kt

@@ -0,0 +1,29 @@
+/*
+ *
+ *  * Copyright 2019 New Vector Ltd
+ *  *
+ *  * Licensed under the Apache License, Version 2.0 (the "License");
+ *  * you may not use this file except in compliance with the License.
+ *  * You may obtain a copy of the License at
+ *  *
+ *  *     http://www.apache.org/licenses/LICENSE-2.0
+ *  *
+ *  * Unless required by applicable law or agreed to in writing, software
+ *  * distributed under the License is distributed on an "AS IS" BASIS,
+ *  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  * See the License for the specific language governing permissions and
+ *  * limitations under the License.
+ *
+ */
+
+package im.vector.matrix.android.internal.di
+
+import javax.inject.Qualifier
+
+@Qualifier
+@Retention(AnnotationRetention.RUNTIME)
+annotation class Authenticated
+
+@Qualifier
+@Retention(AnnotationRetention.RUNTIME)
+annotation class Unauthenticated

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/di/DbQualifiers.kt

@@ -16,22 +16,16 @@
 
 package im.vector.matrix.android.internal.di
 
-import org.koin.core.Koin
-import org.koin.core.KoinContext
-import org.koin.standalone.KoinComponent
+import javax.inject.Qualifier
 
-internal object MatrixKoinHolder {
+@Qualifier
+@Retention(AnnotationRetention.RUNTIME)
+annotation class AuthDatabase
 
-    val instance: Koin by lazy {
-        Koin.create()
-    }
+@Qualifier
+@Retention(AnnotationRetention.RUNTIME)
+annotation class SessionDatabase
 
-}
-
-internal interface MatrixKoinComponent : KoinComponent {
-
-    override fun getKoin(): KoinContext {
-        return MatrixKoinHolder.instance.koinContext
-    }
-
-}
+@Qualifier
+@Retention(AnnotationRetention.RUNTIME)
+annotation class CryptoDatabase

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/di/MatrixComponent.kt

@@ -0,0 +1,75 @@
+/*
+ * Copyright 2019 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package im.vector.matrix.android.internal.di
+
+import android.content.Context
+import android.content.res.Resources
+import com.squareup.moshi.Moshi
+import dagger.BindsInstance
+import dagger.Component
+import im.vector.matrix.android.api.Matrix
+import im.vector.matrix.android.api.auth.Authenticator
+import im.vector.matrix.android.internal.SessionManager
+import im.vector.matrix.android.internal.auth.AuthModule
+import im.vector.matrix.android.internal.auth.SessionParamsStore
+import im.vector.matrix.android.internal.network.NetworkConnectivityChecker
+import im.vector.matrix.android.internal.network.RetrofitFactory
+import im.vector.matrix.android.internal.task.TaskExecutor
+import im.vector.matrix.android.internal.util.BackgroundDetectionObserver
+import im.vector.matrix.android.internal.util.MatrixCoroutineDispatchers
+import okhttp3.OkHttpClient
+import org.matrix.olm.OlmManager
+import retrofit2.Retrofit
+
+
+@Component(modules = [MatrixModule::class, NetworkModule::class, AuthModule::class])
+@MatrixScope
+internal interface MatrixComponent {
+
+    fun matrixCoroutineDispatchers(): MatrixCoroutineDispatchers
+
+    fun moshi(): Moshi
+
+    @Unauthenticated
+    fun okHttpClient(): OkHttpClient
+
+    fun authenticator(): Authenticator
+
+    fun context(): Context
+
+    fun resources(): Resources
+
+    fun olmManager(): OlmManager
+
+    fun taskExecutor(): TaskExecutor
+
+    fun sessionParamsStore(): SessionParamsStore
+
+    fun networkConnectivityChecker(): NetworkConnectivityChecker
+
+    fun backgroundDetectionObserver(): BackgroundDetectionObserver
+
+    fun sessionManager(): SessionManager
+
+    fun inject(matrix: Matrix)
+
+    @Component.Factory
+    interface Factory {
+        fun create(@BindsInstance context: Context): MatrixComponent
+    }
+
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/di/MatrixModule.kt

@@ -17,47 +17,44 @@
 package im.vector.matrix.android.internal.di
 
 import android.content.Context
+import android.content.res.Resources
 import android.os.Handler
 import android.os.HandlerThread
-import im.vector.matrix.android.internal.task.TaskExecutor
-import im.vector.matrix.android.internal.util.BackgroundDetectionObserver
+import dagger.Module
+import dagger.Provides
 import im.vector.matrix.android.internal.util.MatrixCoroutineDispatchers
-import im.vector.matrix.android.internal.util.StringProvider
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.android.asCoroutineDispatcher
-import org.koin.dsl.module.module
+import org.matrix.olm.OlmManager
 
+@Module
+internal object MatrixModule {
 
-class MatrixModule(private val context: Context) {
-
-    val definition = module {
-
-        single {
-            context
-        }
-
-        single {
-            val THREAD_CRYPTO_NAME = "Crypto_Thread"
-            val handlerThread = HandlerThread(THREAD_CRYPTO_NAME)
-            handlerThread.start()
-
-            MatrixCoroutineDispatchers(io = Dispatchers.IO,
-                    computation = Dispatchers.IO,
-                    main = Dispatchers.Main,
-                    crypto = Handler(handlerThread.looper).asCoroutineDispatcher("crypto")
-            )
-        }
-
-        single {
-            TaskExecutor(get())
-        }
-        single {
-            StringProvider(context.resources)
-        }
-
-        single {
-            BackgroundDetectionObserver()
-        }
+    @JvmStatic
+    @Provides
+    fun providesMatrixCoroutineDispatchers(): MatrixCoroutineDispatchers {
+        val THREAD_CRYPTO_NAME = "Crypto_Thread"
+        val handlerThread = HandlerThread(THREAD_CRYPTO_NAME)
+        handlerThread.start()
 
+        return MatrixCoroutineDispatchers(io = Dispatchers.IO,
+                computation = Dispatchers.IO,
+                main = Dispatchers.Main,
+                crypto = Handler(handlerThread.looper).asCoroutineDispatcher("crypto")
+        )
     }
+
+    @JvmStatic
+    @Provides
+    fun providesResources(context: Context): Resources {
+        return context.resources
+    }
+
+    @JvmStatic
+    @Provides
+    @MatrixScope
+    fun providesOlmManager(): OlmManager {
+        return OlmManager()
+    }
+
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/di/MatrixScope.java

@@ -0,0 +1,29 @@
+/*
+ * Copyright 2019 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package im.vector.matrix.android.internal.di;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.Retention;
+
+import javax.inject.Scope;
+
+import static java.lang.annotation.RetentionPolicy.RUNTIME;
+
+@Scope
+@Documented
+@Retention(RUNTIME)
+public @interface MatrixScope {}

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/di/NetworkModule.kt

@@ -17,85 +17,80 @@
 package im.vector.matrix.android.internal.di
 
 import com.facebook.stetho.okhttp3.StethoInterceptor
+import com.squareup.moshi.Moshi
+import dagger.Module
+import dagger.Provides
 import im.vector.matrix.android.BuildConfig
-import im.vector.matrix.android.internal.network.*
+import im.vector.matrix.android.internal.network.AccessTokenInterceptor
+import im.vector.matrix.android.internal.network.UnitConverterFactory
+import im.vector.matrix.android.internal.network.UserAgentInterceptor
 import im.vector.matrix.android.internal.network.interceptors.CurlLoggingInterceptor
 import im.vector.matrix.android.internal.network.interceptors.FormattedJsonHttpLogger
 import okhttp3.OkHttpClient
 import okhttp3.logging.HttpLoggingInterceptor
 import okreplay.OkReplayInterceptor
-import org.koin.dsl.module.module
 import retrofit2.Retrofit
 import retrofit2.converter.moshi.MoshiConverterFactory
 import java.util.concurrent.TimeUnit
 
-class NetworkModule {
+@Module
+internal object NetworkModule {
 
-    val definition = module {
+    @Provides
+    @JvmStatic
+    fun providesHttpLogingInterceptor(): HttpLoggingInterceptor {
+        val logger = FormattedJsonHttpLogger()
+        val interceptor = HttpLoggingInterceptor(logger)
+        interceptor.level = BuildConfig.OKHTTP_LOGGING_LEVEL
+        return interceptor
+    }
 
-        single {
-            UserAgentHolder(get())
-        }
+    @Provides
+    @JvmStatic
+    fun providesOkReplayInterceptor(): OkReplayInterceptor {
+        return OkReplayInterceptor()
+    }
 
-        single {
-            UserAgentInterceptor(get())
-        }
+    @Provides
+    @JvmStatic
+    fun providesStethoInterceptor(): StethoInterceptor {
+        return StethoInterceptor()
+    }
 
-        single {
-            AccessTokenInterceptor(get())
-        }
+    @Provides
+    @JvmStatic
+    fun providesCurlLoggingInterceptor(): CurlLoggingInterceptor {
+        return CurlLoggingInterceptor(HttpLoggingInterceptor.Logger.DEFAULT)
+    }
 
-        single {
-            val logger = FormattedJsonHttpLogger()
-            val interceptor = HttpLoggingInterceptor(logger)
-            interceptor.level = BuildConfig.OKHTTP_LOGGING_LEVEL
-            interceptor
-        }
-
-        single {
-            CurlLoggingInterceptor()
-        }
-
-        single {
-            OkReplayInterceptor()
-        }
-
-        single {
-            StethoInterceptor()
-        }
-
-        single {
-            OkHttpClient.Builder()
-                    .connectTimeout(1, TimeUnit.MINUTES)
-                    .readTimeout(30, TimeUnit.SECONDS)
-                    .writeTimeout(30, TimeUnit.SECONDS)
-                    .addNetworkInterceptor(get<StethoInterceptor>())
-                    .addInterceptor(get<UserAgentInterceptor>())
-                    .addInterceptor(get<AccessTokenInterceptor>())
-                    .addInterceptor(get<HttpLoggingInterceptor>())
-                    .apply {
-                        if (BuildConfig.LOG_PRIVATE_DATA) {
-                            addInterceptor(get<CurlLoggingInterceptor>())
-                        }
+    @MatrixScope
+    @Provides
+    @JvmStatic
+    @Unauthenticated
+    fun providesOkHttpClient(stethoInterceptor: StethoInterceptor,
+                             userAgentInterceptor: UserAgentInterceptor,
+                             httpLoggingInterceptor: HttpLoggingInterceptor,
+                             curlLoggingInterceptor: CurlLoggingInterceptor,
+                             okReplayInterceptor: OkReplayInterceptor): OkHttpClient {
+        return OkHttpClient.Builder()
+                .connectTimeout(1, TimeUnit.MINUTES)
+                .readTimeout(30, TimeUnit.SECONDS)
+                .writeTimeout(30, TimeUnit.SECONDS)
+                .addNetworkInterceptor(stethoInterceptor)
+                .addInterceptor(userAgentInterceptor)
+                .addInterceptor(httpLoggingInterceptor)
+                .apply {
+                    if (BuildConfig.LOG_PRIVATE_DATA) {
+                        addInterceptor(curlLoggingInterceptor)
                     }
-                    .addInterceptor(get<OkReplayInterceptor>())
-                    .build()
-        }
-
-        single {
-            MoshiProvider.providesMoshi()
-        }
-
-        single {
-            NetworkConnectivityChecker(get())
-        }
-
-        factory {
-            Retrofit.Builder()
-                    .client(get())
-                    .addConverterFactory(UnitConverterFactory)
-                    .addConverterFactory(MoshiConverterFactory.create(get()))
-        }
+                }
+                .addInterceptor(okReplayInterceptor)
+                .build()
+    }
 
+    @Provides
+    @JvmStatic
+    fun providesMoshi(): Moshi {
+        return MoshiProvider.providesMoshi()
     }
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/network/AccessTokenInterceptor.kt

@@ -16,20 +16,18 @@
 
 package im.vector.matrix.android.internal.network
 
-import im.vector.matrix.android.internal.auth.SessionParamsStore
+import im.vector.matrix.android.api.auth.data.Credentials
 import okhttp3.Interceptor
 import okhttp3.Response
+import javax.inject.Inject
 
-internal class AccessTokenInterceptor(private val sessionParamsStore: SessionParamsStore) : Interceptor {
+internal class AccessTokenInterceptor @Inject constructor(private val credentials: Credentials) : Interceptor {
 
     override fun intercept(chain: Interceptor.Chain): Response {
         var request = chain.request()
         val newRequestBuilder = request.newBuilder()
         // Add the access token to all requests if it is set
-        val sessionParams = sessionParamsStore.get()
-        sessionParams?.let {
-            newRequestBuilder.addHeader(HttpHeaders.Authorization, "Bearer " + it.credentials.accessToken)
-        }
+        newRequestBuilder.addHeader(HttpHeaders.Authorization, "Bearer " + credentials.accessToken)
         request = newRequestBuilder.build()
         return chain.proceed(request)
     }

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/network/NetworkConnectivityChecker.kt

@@ -20,8 +20,11 @@ import android.content.Context
 import com.novoda.merlin.Merlin
 import com.novoda.merlin.MerlinsBeard
 import com.novoda.merlin.registerable.connection.Connectable
+import im.vector.matrix.android.internal.di.MatrixScope
+import javax.inject.Inject
 
-internal class NetworkConnectivityChecker(context: Context) {
+@MatrixScope
+internal class NetworkConnectivityChecker @Inject constructor(context: Context) {
 
     private val merlin = Merlin.Builder().withConnectableCallbacks().build(context)
     private val merlinsBeard = MerlinsBeard.from(context)

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/network/RetrofitFactory.kt

@@ -0,0 +1,39 @@
+/*
+ *
+ *  * Copyright 2019 New Vector Ltd
+ *  *
+ *  * Licensed under the Apache License, Version 2.0 (the "License");
+ *  * you may not use this file except in compliance with the License.
+ *  * You may obtain a copy of the License at
+ *  *
+ *  *     http://www.apache.org/licenses/LICENSE-2.0
+ *  *
+ *  * Unless required by applicable law or agreed to in writing, software
+ *  * distributed under the License is distributed on an "AS IS" BASIS,
+ *  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  * See the License for the specific language governing permissions and
+ *  * limitations under the License.
+ *
+ */
+
+package im.vector.matrix.android.internal.network
+
+import com.squareup.moshi.Moshi
+import okhttp3.Interceptor
+import okhttp3.OkHttpClient
+import retrofit2.Retrofit
+import retrofit2.converter.moshi.MoshiConverterFactory
+import javax.inject.Inject
+
+class RetrofitFactory @Inject constructor(private val moshi: Moshi) {
+
+    fun create(okHttpClient: OkHttpClient, baseUrl: String): Retrofit {
+        return Retrofit.Builder()
+                .baseUrl(baseUrl)
+                .client(okHttpClient)
+                .addConverterFactory(UnitConverterFactory)
+                .addConverterFactory(MoshiConverterFactory.create(moshi))
+                .build()
+    }
+
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/network/UserAgentHolder.kt

@@ -19,9 +19,12 @@ package im.vector.matrix.android.internal.network
 import android.content.Context
 import android.text.TextUtils
 import im.vector.matrix.android.BuildConfig
+import im.vector.matrix.android.internal.di.MatrixScope
 import timber.log.Timber
+import javax.inject.Inject
 
-internal class UserAgentHolder(val context: Context) {
+@MatrixScope
+internal class UserAgentHolder @Inject constructor(val context: Context) {
 
     var userAgent: String = ""
         private set

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/network/UserAgentInterceptor.kt

@@ -18,8 +18,9 @@ package im.vector.matrix.android.internal.network
 
 import okhttp3.Interceptor
 import okhttp3.Response
+import javax.inject.Inject
 
-internal class UserAgentInterceptor(private val userAgentHolder: UserAgentHolder) : Interceptor {
+internal class UserAgentInterceptor @Inject constructor(private val userAgentHolder: UserAgentHolder) : Interceptor {
 
     override fun intercept(chain: Interceptor.Chain): Response {
         var request = chain.request()

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/DefaultSession.kt

@@ -23,132 +23,83 @@ import androidx.lifecycle.LiveData
 import com.zhuinden.monarchy.Monarchy
 import im.vector.matrix.android.api.MatrixCallback
 import im.vector.matrix.android.api.auth.data.SessionParams
-import im.vector.matrix.android.api.listeners.ProgressListener
 import im.vector.matrix.android.api.pushrules.PushRuleService
-import im.vector.matrix.android.api.pushrules.rest.PushRule
 import im.vector.matrix.android.api.session.Session
 import im.vector.matrix.android.api.session.cache.CacheService
 import im.vector.matrix.android.api.session.content.ContentUploadStateTracker
 import im.vector.matrix.android.api.session.content.ContentUrlResolver
-import im.vector.matrix.android.api.session.crypto.keysbackup.KeysBackupService
-import im.vector.matrix.android.api.session.crypto.keyshare.RoomKeysRequestListener
-import im.vector.matrix.android.api.session.crypto.sas.SasVerificationService
-import im.vector.matrix.android.api.session.events.model.Content
-import im.vector.matrix.android.api.session.events.model.Event
-import im.vector.matrix.android.api.session.group.Group
+import im.vector.matrix.android.api.session.crypto.CryptoService
 import im.vector.matrix.android.api.session.group.GroupService
-import im.vector.matrix.android.api.session.group.model.GroupSummary
-import im.vector.matrix.android.api.session.pushers.Pusher
 import im.vector.matrix.android.api.session.pushers.PushersService
-import im.vector.matrix.android.api.session.room.Room
 import im.vector.matrix.android.api.session.room.RoomDirectoryService
 import im.vector.matrix.android.api.session.room.RoomService
-import im.vector.matrix.android.api.session.room.model.RoomSummary
-import im.vector.matrix.android.api.session.room.model.create.CreateRoomParams
-import im.vector.matrix.android.api.session.room.model.roomdirectory.PublicRoomsParams
-import im.vector.matrix.android.api.session.room.model.roomdirectory.PublicRoomsResponse
-import im.vector.matrix.android.api.session.room.model.thirdparty.ThirdPartyProtocol
 import im.vector.matrix.android.api.session.signout.SignOutService
 import im.vector.matrix.android.api.session.sync.FilterService
 import im.vector.matrix.android.api.session.sync.SyncState
 import im.vector.matrix.android.api.session.user.UserService
-import im.vector.matrix.android.api.session.user.model.User
-import im.vector.matrix.android.api.util.Cancelable
 import im.vector.matrix.android.api.util.MatrixCallbackDelegate
 import im.vector.matrix.android.internal.crypto.CryptoManager
-import im.vector.matrix.android.internal.crypto.CryptoModule
-import im.vector.matrix.android.internal.crypto.MXEventDecryptionResult
-import im.vector.matrix.android.internal.crypto.model.ImportRoomKeysResult
-import im.vector.matrix.android.internal.crypto.model.MXDeviceInfo
-import im.vector.matrix.android.internal.crypto.model.MXEncryptEventContentResult
-import im.vector.matrix.android.internal.crypto.model.MXUsersDevicesMap
-import im.vector.matrix.android.internal.crypto.model.rest.DevicesListResponse
-import im.vector.matrix.android.internal.crypto.model.rest.RoomKeyRequestBody
 import im.vector.matrix.android.internal.database.LiveEntityObserver
-import im.vector.matrix.android.internal.di.MatrixKoinComponent
-import im.vector.matrix.android.internal.di.MatrixKoinHolder
-import im.vector.matrix.android.internal.session.content.ContentModule
-import im.vector.matrix.android.internal.session.group.GroupModule
-import im.vector.matrix.android.internal.session.notification.BingRuleWatcher
-import im.vector.matrix.android.internal.session.room.RoomModule
-import im.vector.matrix.android.internal.session.signout.SignOutModule
-import im.vector.matrix.android.internal.session.sync.SyncModule
 import im.vector.matrix.android.internal.session.sync.job.SyncThread
 import im.vector.matrix.android.internal.session.sync.job.SyncWorker
-import im.vector.matrix.android.internal.session.user.UserModule
-import org.koin.core.scope.Scope
-import org.koin.standalone.inject
 import timber.log.Timber
-import java.util.*
+import javax.inject.Inject
 
+@SessionScope
+internal class DefaultSession @Inject constructor(override val sessionParams: SessionParams,
+                                                  private val context: Context,
+                                                  private val liveEntityObservers: Set<@JvmSuppressWildcards LiveEntityObserver>,
+                                                  private val monarchy: Monarchy,
+                                                  private val sessionListeners: SessionListeners,
+                                                  private val roomService: RoomService,
+                                                  private val roomDirectoryService: RoomDirectoryService,
+                                                  private val groupService: GroupService,
+                                                  private val userService: UserService,
+                                                  private val filterService: FilterService,
+                                                  private val cacheService: CacheService,
+                                                  private val signOutService: SignOutService,
+                                                  private val pushRuleService: PushRuleService,
+                                                  private val pushersService: PushersService,
+                                                  private val cryptoService: CryptoManager,
+                                                  private val syncThread: SyncThread,
+                                                  private val contentUrlResolver: ContentUrlResolver,
+                                                  private val contentUploadProgressTracker: ContentUploadStateTracker)
+    : Session,
+        RoomService by roomService,
+        RoomDirectoryService by roomDirectoryService,
+        GroupService by groupService,
+        UserService by userService,
+        CryptoService by cryptoService,
+        CacheService by cacheService,
+        SignOutService by signOutService,
+        FilterService by filterService,
+        PushRuleService by pushRuleService,
+        PushersService by pushersService {
 
-internal class DefaultSession(override val sessionParams: SessionParams) : Session, MatrixKoinComponent {
-
-    companion object {
-        const val SCOPE: String = "session"
-    }
-
-    private lateinit var scope: Scope
-
-    private val monarchy by inject<Monarchy>()
-    private val liveEntityUpdaters by inject<List<LiveEntityObserver>>()
-    private val sessionListeners by inject<SessionListeners>()
-    private val roomService by inject<RoomService>()
-    private val roomDirectoryService by inject<RoomDirectoryService>()
-    private val groupService by inject<GroupService>()
-    private val userService by inject<UserService>()
-    private val filterService by inject<FilterService>()
-    private val cacheService by inject<CacheService>()
-    private val signOutService by inject<SignOutService>()
-    private val cryptoService by inject<CryptoManager>()
-    private val syncThread by inject<SyncThread>()
-    private val contentUrlResolver by inject<ContentUrlResolver>()
-    private val contentUploadProgressTracker by inject<ContentUploadStateTracker>()
-    private val pushRuleService by inject<PushRuleService>()
-    private val pushersService by inject<PushersService>()
     private var isOpen = false
 
-    private val bingRuleWatcher by inject<BingRuleWatcher>()
 
     @MainThread
     override fun open() {
         assertMainThread()
         assert(!isOpen)
         isOpen = true
-        val sessionModule = SessionModule(sessionParams).definition
-        val syncModule = SyncModule().definition
-        val roomModule = RoomModule().definition
-        val groupModule = GroupModule().definition
-        val signOutModule = SignOutModule().definition
-        val userModule = UserModule().definition
-        val contentModule = ContentModule().definition
-        val cryptoModule = CryptoModule().definition
-        MatrixKoinHolder.instance.loadModules(listOf(sessionModule,
-                syncModule,
-                roomModule,
-                groupModule,
-                userModule,
-                signOutModule,
-                contentModule,
-                cryptoModule))
-        scope = getKoin().getOrCreateScope(SCOPE)
         if (!monarchy.isMonarchyThreadOpen) {
             monarchy.openManually()
         }
-        liveEntityUpdaters.forEach { it.start() }
-        bingRuleWatcher.start()
+        liveEntityObservers.forEach { it.start() }
     }
 
     override fun requireBackgroundSync() {
-        SyncWorker.requireBackgroundSync()
+        SyncWorker.requireBackgroundSync(context, sessionParams.credentials.userId)
     }
 
     override fun startAutomaticBackgroundSync(repeatDelay: Long) {
-        SyncWorker.automaticallyBackgroundSync(0, repeatDelay)
+        SyncWorker.automaticallyBackgroundSync(context, sessionParams.credentials.userId, 0, repeatDelay)
     }
 
     override fun stopAnyBackgroundSync() {
-        SyncWorker.stopAnyBackgroundSync()
+        SyncWorker.stopAnyBackgroundSync(context)
     }
 
     @MainThread
@@ -172,13 +123,11 @@ internal class DefaultSession(override val sessionParams: SessionParams) : Sessi
     override fun close() {
         assertMainThread()
         assert(isOpen)
-        liveEntityUpdaters.forEach { it.dispose() }
+        liveEntityObservers.forEach { it.dispose() }
         cryptoService.close()
-        bingRuleWatcher.dispose()
         if (monarchy.isMonarchyThreadOpen) {
             monarchy.closeManually()
         }
-        scope.close()
         isOpen = false
     }
 
@@ -222,13 +171,9 @@ internal class DefaultSession(override val sessionParams: SessionParams) : Sessi
         })
     }
 
-    override fun contentUrlResolver(): ContentUrlResolver {
-        return contentUrlResolver
-    }
+    override fun contentUrlResolver() = contentUrlResolver
 
-    override fun contentUploadProgressTracker(): ContentUploadStateTracker {
-        return contentUploadProgressTracker
-    }
+    override fun contentUploadProgressTracker() = contentUploadProgressTracker
 
     override fun addListener(listener: Session.Listener) {
         sessionListeners.addListener(listener)
@@ -238,235 +183,6 @@ internal class DefaultSession(override val sessionParams: SessionParams) : Sessi
         sessionListeners.removeListener(listener)
     }
 
-    // ROOM SERVICE
-
-    override fun createRoom(createRoomParams: CreateRoomParams, callback: MatrixCallback<String>) {
-        assert(isOpen)
-        return roomService.createRoom(createRoomParams, callback)
-    }
-
-    override fun getRoom(roomId: String): Room? {
-        assert(isOpen)
-        return roomService.getRoom(roomId)
-    }
-
-
-    override fun liveRoomSummaries(): LiveData<List<RoomSummary>> {
-        assert(isOpen)
-        return roomService.liveRoomSummaries()
-    }
-
-    // ROOM DIRECTORY SERVICE
-
-    override fun getPublicRooms(server: String?, publicRoomsParams: PublicRoomsParams, callback: MatrixCallback<PublicRoomsResponse>): Cancelable {
-        assert(isOpen)
-        return roomDirectoryService.getPublicRooms(server, publicRoomsParams, callback)
-    }
-
-    override fun joinRoom(roomId: String, callback: MatrixCallback<Unit>) {
-        assert(isOpen)
-        return roomDirectoryService.joinRoom(roomId, callback)
-    }
-
-    override fun getThirdPartyProtocol(callback: MatrixCallback<Map<String, ThirdPartyProtocol>>) {
-        assert(isOpen)
-        return roomDirectoryService.getThirdPartyProtocol(callback)
-    }
-
-    // GROUP SERVICE
-
-    override fun getGroup(groupId: String): Group? {
-        assert(isOpen)
-        return groupService.getGroup(groupId)
-    }
-
-    override fun liveGroupSummaries(): LiveData<List<GroupSummary>> {
-        assert(isOpen)
-        return groupService.liveGroupSummaries()
-    }
-
-    override fun setFilter(filterPreset: FilterService.FilterPreset) {
-        assert(isOpen)
-        return filterService.setFilter(filterPreset)
-    }
-
-    override fun clearCache(callback: MatrixCallback<Unit>) {
-        assert(isOpen)
-        // syncThread.pause()
-        cacheService.clearCache(object : MatrixCallbackDelegate<Unit>(callback) {
-            override fun onSuccess(data: Unit) {
-                // Restart the sync
-                //  syncThread.restart()
-
-                super.onSuccess(data)
-            }
-        })
-    }
-
-    // USER SERVICE
-
-    override fun getUser(userId: String): User? {
-        assert(isOpen)
-        return userService.getUser(userId)
-    }
-
-    override fun observeUser(userId: String): LiveData<User?> {
-        assert(isOpen)
-        return userService.observeUser(userId)
-    }
-
-    // CRYPTO SERVICE
-
-    override fun setDeviceName(deviceId: String, deviceName: String, callback: MatrixCallback<Unit>) {
-        cryptoService.setDeviceName(deviceId, deviceName, callback)
-    }
-
-    override fun deleteDevice(deviceId: String, callback: MatrixCallback<Unit>) {
-        cryptoService.deleteDevice(deviceId, callback)
-    }
-
-    override fun deleteDeviceWithUserPassword(deviceId: String, authSession: String?, password: String, callback: MatrixCallback<Unit>) {
-        cryptoService.deleteDeviceWithUserPassword(deviceId, authSession, password, callback)
-    }
-
-    override fun getCryptoVersion(context: Context, longFormat: Boolean): String {
-        return cryptoService.getCryptoVersion(context, longFormat)
-    }
-
-    override fun isCryptoEnabled(): Boolean {
-        return cryptoService.isCryptoEnabled()
-    }
-
-    override fun getSasVerificationService(): SasVerificationService {
-        return cryptoService.getSasVerificationService()
-    }
-
-    override fun getKeysBackupService(): KeysBackupService {
-        return cryptoService.getKeysBackupService()
-    }
-
-    override fun isRoomBlacklistUnverifiedDevices(roomId: String?): Boolean {
-        return cryptoService.isRoomBlacklistUnverifiedDevices(roomId)
-    }
-
-    override fun setWarnOnUnknownDevices(warn: Boolean) {
-        cryptoService.setWarnOnUnknownDevices(warn)
-    }
-
-    override fun setDeviceVerification(verificationStatus: Int, deviceId: String, userId: String) {
-        cryptoService.setDeviceVerification(verificationStatus, deviceId, userId)
-    }
-
-    override fun getUserDevices(userId: String): MutableList<MXDeviceInfo> {
-        return cryptoService.getUserDevices(userId)
-    }
-
-    override fun setDevicesKnown(devices: List<MXDeviceInfo>, callback: MatrixCallback<Unit>?) {
-        cryptoService.setDevicesKnown(devices, callback)
-    }
-
-    override fun deviceWithIdentityKey(senderKey: String, algorithm: String): MXDeviceInfo? {
-        return cryptoService.deviceWithIdentityKey(senderKey, algorithm)
-    }
-
-    override fun getMyDevice(): MXDeviceInfo {
-        return cryptoService.getMyDevice()
-    }
-
-    override fun getDevicesList(callback: MatrixCallback<DevicesListResponse>) {
-        cryptoService.getDevicesList(callback)
-    }
-
-    override fun inboundGroupSessionsCount(onlyBackedUp: Boolean): Int {
-        return cryptoService.inboundGroupSessionsCount(onlyBackedUp)
-    }
-
-    override fun getGlobalBlacklistUnverifiedDevices(): Boolean {
-        return cryptoService.getGlobalBlacklistUnverifiedDevices()
-    }
-
-    override fun setGlobalBlacklistUnverifiedDevices(block: Boolean) {
-        cryptoService.setGlobalBlacklistUnverifiedDevices(block)
-    }
-
-    override fun setRoomUnBlacklistUnverifiedDevices(roomId: String) {
-        cryptoService.setRoomUnBlacklistUnverifiedDevices(roomId)
-    }
-
-    override fun getDeviceTrackingStatus(userId: String): Int {
-        return cryptoService.getDeviceTrackingStatus(userId)
-    }
-
-    override fun importRoomKeys(roomKeysAsArray: ByteArray, password: String, progressListener: ProgressListener?, callback: MatrixCallback<ImportRoomKeysResult>) {
-        cryptoService.importRoomKeys(roomKeysAsArray, password, progressListener, callback)
-    }
-
-    override fun exportRoomKeys(password: String, callback: MatrixCallback<ByteArray>) {
-        cryptoService.exportRoomKeys(password, callback)
-    }
-
-    override fun setRoomBlacklistUnverifiedDevices(roomId: String) {
-        cryptoService.setRoomBlacklistUnverifiedDevices(roomId)
-    }
-
-    override fun isRoomEncrypted(roomId: String): Boolean {
-        return cryptoService.isRoomEncrypted(roomId)
-    }
-
-    override fun encryptEventContent(eventContent: Content, eventType: String, roomId: String, callback: MatrixCallback<MXEncryptEventContentResult>) {
-        cryptoService.encryptEventContent(eventContent, eventType, roomId, callback)
-    }
-
-    override fun getDeviceInfo(userId: String, deviceId: String?): MXDeviceInfo? {
-        return cryptoService.getDeviceInfo(userId, deviceId)
-    }
-
-    override fun reRequestRoomKeyForEvent(event: Event) {
-        cryptoService.reRequestRoomKeyForEvent(event)
-    }
-
-    override fun cancelRoomKeyRequest(requestBody: RoomKeyRequestBody) {
-        cryptoService.cancelRoomKeyRequest(requestBody)
-    }
-
-    override fun addRoomKeysRequestListener(listener: RoomKeysRequestListener) {
-        cryptoService.addRoomKeysRequestListener(listener)
-    }
-
-    override fun decryptEvent(event: Event, timeline: String): MXEventDecryptionResult? {
-        return cryptoService.decryptEvent(event, timeline)
-    }
-
-    override fun decryptEventAsync(event: Event, timeline: String, callback: MatrixCallback<MXEventDecryptionResult?>) {
-        return cryptoService.decryptEventAsync(event, timeline, callback)
-    }
-
-    override fun getEncryptionAlgorithm(roomId: String): String? {
-        return cryptoService.getEncryptionAlgorithm(roomId)
-    }
-
-    override fun shouldEncryptForInvitedMembers(roomId: String): Boolean {
-        return cryptoService.shouldEncryptForInvitedMembers(roomId)
-    }
-
-    override fun downloadKeys(userIds: List<String>, forceDownload: Boolean, callback: MatrixCallback<MXUsersDevicesMap<MXDeviceInfo>>) {
-        cryptoService.downloadKeys(userIds, forceDownload, callback)
-    }
-
-    override fun clearCryptoCache(callback: MatrixCallback<Unit>) {
-        cryptoService.clearCryptoCache(callback)
-    }
-
-    // PUSH RULE SERVICE
-
-    override fun addPushRuleListener(listener: PushRuleService.PushRuleListener) {
-        pushRuleService.addPushRuleListener(listener)
-    }
-
-    override fun removePushRuleListener(listener: PushRuleService.PushRuleListener) {
-        pushRuleService.removePushRuleListener(listener)
-    }
-
     // Private methods *****************************************************************************
 
     private fun assertMainThread() {
@@ -475,49 +191,4 @@ internal class DefaultSession(override val sessionParams: SessionParams) : Sessi
         }
     }
 
-    override fun refreshPushers() {
-        pushersService.refreshPushers()
-    }
-
-    override fun addHttpPusher(
-            pushkey: String,
-            appId: String,
-            profileTag: String,
-            lang: String,
-            appDisplayName: String,
-            deviceDisplayName: String,
-            url: String,
-            append: Boolean,
-            withEventIdOnly: Boolean): UUID {
-        return pushersService
-                .addHttpPusher(
-                        pushkey, appId, profileTag, lang, appDisplayName, deviceDisplayName, url, append, withEventIdOnly
-                )
-    }
-
-    override fun removeHttpPusher(pushkey: String, appId: String, callback: MatrixCallback<Unit>) {
-        pushersService.removeHttpPusher(pushkey, appId, callback)
-    }
-
-    override fun livePushers(): LiveData<List<Pusher>> {
-        return pushersService.livePushers()
-    }
-
-    override fun pushers(): List<Pusher> {
-        return pushersService.pushers()
-    }
-
-    override fun getPushRules(scope: String): List<PushRule> {
-        return pushRuleService.getPushRules(scope)
-    }
-
-    override fun updatePushRuleEnableStatus(kind: String, pushRule: PushRule, enabled: Boolean, callback: MatrixCallback<Unit>) {
-        pushRuleService.updatePushRuleEnableStatus(kind, pushRule, enabled, callback)
-    }
-
-    override fun fetchPushRules(scope: String) {
-        pushRuleService.fetchPushRules(scope)
-    }
-
-
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/SessionComponent.kt

@@ -0,0 +1,102 @@
+/*
+ * Copyright 2019 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package im.vector.matrix.android.internal.session
+
+import dagger.BindsInstance
+import dagger.Component
+import im.vector.matrix.android.api.auth.data.SessionParams
+import im.vector.matrix.android.api.session.Session
+import im.vector.matrix.android.internal.crypto.CryptoModule
+import im.vector.matrix.android.internal.di.MatrixComponent
+import im.vector.matrix.android.internal.network.NetworkConnectivityChecker
+import im.vector.matrix.android.internal.session.cache.CacheModule
+import im.vector.matrix.android.internal.session.content.ContentModule
+import im.vector.matrix.android.internal.session.content.UploadContentWorker
+import im.vector.matrix.android.internal.session.filter.FilterModule
+import im.vector.matrix.android.internal.session.group.GetGroupDataWorker
+import im.vector.matrix.android.internal.session.group.GroupModule
+import im.vector.matrix.android.internal.session.pushers.AddHttpPusherWorker
+import im.vector.matrix.android.internal.session.pushers.PushersModule
+import im.vector.matrix.android.internal.session.room.RoomModule
+import im.vector.matrix.android.internal.session.room.relation.SendRelationWorker
+import im.vector.matrix.android.internal.session.room.send.EncryptEventWorker
+import im.vector.matrix.android.internal.session.room.send.RedactEventWorker
+import im.vector.matrix.android.internal.session.room.send.SendEventWorker
+import im.vector.matrix.android.internal.session.signout.SignOutModule
+import im.vector.matrix.android.internal.session.sync.SyncModule
+import im.vector.matrix.android.internal.session.sync.SyncTask
+import im.vector.matrix.android.internal.session.sync.SyncTokenStore
+import im.vector.matrix.android.internal.session.sync.job.SyncWorker
+import im.vector.matrix.android.internal.session.user.UserModule
+import im.vector.matrix.android.internal.task.TaskExecutor
+
+@Component(dependencies = [MatrixComponent::class],
+        modules = [
+            SessionModule::class,
+            RoomModule::class,
+            SyncModule::class,
+            SignOutModule::class,
+            GroupModule::class,
+            UserModule::class,
+            FilterModule::class,
+            GroupModule::class,
+            ContentModule::class,
+            CacheModule::class,
+            CryptoModule::class,
+            PushersModule::class
+        ]
+)
+@SessionScope
+internal interface SessionComponent {
+
+    fun session(): Session
+
+    fun syncTask(): SyncTask
+
+    fun syncTokenStore(): SyncTokenStore
+
+    fun networkConnectivityChecker(): NetworkConnectivityChecker
+
+    fun taskExecutor(): TaskExecutor
+
+    fun inject(sendEventWorker: SendEventWorker)
+
+    fun inject(sendEventWorker: SendRelationWorker)
+
+    fun inject(encryptEventWorker: EncryptEventWorker)
+
+    fun inject(redactEventWorker: RedactEventWorker)
+
+    fun inject(getGroupDataWorker: GetGroupDataWorker)
+
+    fun inject(uploadContentWorker: UploadContentWorker)
+
+    fun inject(syncWorker: SyncWorker)
+
+    fun inject(addHttpPusherWorker: AddHttpPusherWorker)
+
+    @Component.Factory
+    interface Factory {
+        fun create(
+                matrixComponent: MatrixComponent,
+                @BindsInstance sessionParams: SessionParams): SessionComponent
+    }
+
+
+}
+
+

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/SessionListeners.kt

@@ -17,8 +17,9 @@
 package im.vector.matrix.android.internal.session
 
 import im.vector.matrix.android.api.session.Session
+import javax.inject.Inject
 
-internal class SessionListeners {
+internal class SessionListeners @Inject constructor(){
 
     private val listeners = ArrayList<Session.Listener>()
 

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/SessionModule.kt

@@ -18,64 +18,60 @@ package im.vector.matrix.android.internal.session
 
 import android.content.Context
 import com.zhuinden.monarchy.Monarchy
+import dagger.Binds
+import dagger.Module
+import dagger.Provides
+import dagger.multibindings.IntoSet
+import im.vector.matrix.android.api.auth.data.Credentials
+import im.vector.matrix.android.api.auth.data.HomeServerConnectionConfig
 import im.vector.matrix.android.api.auth.data.SessionParams
-import im.vector.matrix.android.api.pushrules.PushRuleService
-import im.vector.matrix.android.api.session.cache.CacheService
-import im.vector.matrix.android.api.session.group.GroupService
-import im.vector.matrix.android.api.session.pushers.PushersService
-import im.vector.matrix.android.api.session.room.RoomDirectoryService
-import im.vector.matrix.android.api.session.room.RoomService
-import im.vector.matrix.android.api.session.signout.SignOutService
-import im.vector.matrix.android.api.session.sync.FilterService
-import im.vector.matrix.android.api.session.user.UserService
+import im.vector.matrix.android.api.session.Session
 import im.vector.matrix.android.internal.database.LiveEntityObserver
 import im.vector.matrix.android.internal.database.model.SessionRealmModule
-import im.vector.matrix.android.internal.session.cache.ClearCacheTask
-import im.vector.matrix.android.internal.session.cache.RealmCacheService
-import im.vector.matrix.android.internal.session.cache.RealmClearCacheTask
-import im.vector.matrix.android.internal.session.filter.*
-import im.vector.matrix.android.internal.session.group.DefaultGroupService
+import im.vector.matrix.android.internal.di.Authenticated
+import im.vector.matrix.android.internal.di.SessionDatabase
+import im.vector.matrix.android.internal.di.Unauthenticated
+import im.vector.matrix.android.internal.network.AccessTokenInterceptor
+import im.vector.matrix.android.internal.network.RetrofitFactory
 import im.vector.matrix.android.internal.session.group.GroupSummaryUpdater
 import im.vector.matrix.android.internal.session.notification.BingRuleWatcher
-import im.vector.matrix.android.internal.session.notification.DefaultProcessEventForPushTask
-import im.vector.matrix.android.internal.session.notification.DefaultPushRuleService
-import im.vector.matrix.android.internal.session.notification.ProcessEventForPushTask
-import im.vector.matrix.android.internal.session.pushers.*
-import im.vector.matrix.android.internal.session.room.*
-import im.vector.matrix.android.internal.session.room.directory.DefaultGetPublicRoomTask
-import im.vector.matrix.android.internal.session.room.directory.DefaultGetThirdPartyProtocolsTask
-import im.vector.matrix.android.internal.session.room.directory.GetPublicRoomTask
-import im.vector.matrix.android.internal.session.room.directory.GetThirdPartyProtocolsTask
-import im.vector.matrix.android.internal.session.room.membership.RoomDisplayNameResolver
-import im.vector.matrix.android.internal.session.room.membership.RoomMemberDisplayNameResolver
+import im.vector.matrix.android.internal.session.room.EventRelationsAggregationUpdater
 import im.vector.matrix.android.internal.session.room.prune.EventsPruner
-import im.vector.matrix.android.internal.session.signout.DefaultSignOutService
-import im.vector.matrix.android.internal.session.user.DefaultUserService
 import im.vector.matrix.android.internal.session.user.UserEntityUpdater
 import im.vector.matrix.android.internal.util.md5
 import io.realm.RealmConfiguration
-import org.koin.dsl.module.module
+import okhttp3.OkHttpClient
 import retrofit2.Retrofit
 import java.io.File
 
-internal class SessionModule(private val sessionParams: SessionParams) {
+@Module
+internal abstract class SessionModule {
 
-    val definition = module(override = true) {
+    @Module
+    companion object {
 
-        scope(DefaultSession.SCOPE) {
-            sessionParams
+        @JvmStatic
+        @Provides
+        fun providesHomeServerConnectionConfig(sessionParams: SessionParams): HomeServerConnectionConfig {
+            return sessionParams.homeServerConnectionConfig
         }
 
-        scope(DefaultSession.SCOPE) {
-            sessionParams.credentials
+
+        @JvmStatic
+        @Provides
+        fun providesCredentials(sessionParams: SessionParams): Credentials {
+            return sessionParams.credentials
         }
 
-        scope(DefaultSession.SCOPE, name = "SessionRealmConfiguration") {
-            val context = get<Context>()
+        @JvmStatic
+        @Provides
+        @SessionDatabase
+        @SessionScope
+        fun providesRealmConfiguration(sessionParams: SessionParams, context: Context): RealmConfiguration {
             val childPath = sessionParams.credentials.userId.md5()
             val directory = File(context.filesDir, childPath)
 
-            RealmConfiguration.Builder()
+            return RealmConfiguration.Builder()
                     .directory(directory)
                     .name("disk_store.realm")
                     .modules(SessionRealmModule())
@@ -83,147 +79,60 @@ internal class SessionModule(private val sessionParams: SessionParams) {
                     .build()
         }
 
-        scope(DefaultSession.SCOPE) {
-            Monarchy.Builder()
-                    .setRealmConfiguration(get("SessionRealmConfiguration"))
+        @JvmStatic
+        @Provides
+        @SessionScope
+        fun providesMonarchy(@SessionDatabase
+                             realmConfiguration: RealmConfiguration): Monarchy {
+            return Monarchy.Builder()
+                    .setRealmConfiguration(realmConfiguration)
                     .build()
         }
 
-        scope(DefaultSession.SCOPE) {
-            val retrofitBuilder = get<Retrofit.Builder>()
-            retrofitBuilder
-                    .baseUrl(sessionParams.homeServerConnectionConfig.homeServerUri.toString())
+        @JvmStatic
+        @Provides
+        @SessionScope
+        @Authenticated
+        fun providesOkHttpClient(@Unauthenticated okHttpClient: OkHttpClient,
+                                 accessTokenInterceptor: AccessTokenInterceptor): OkHttpClient {
+            return okHttpClient.newBuilder()
+                    .addInterceptor(accessTokenInterceptor)
                     .build()
         }
 
-        scope(DefaultSession.SCOPE) {
-            RoomMemberDisplayNameResolver()
+        @JvmStatic
+        @Provides
+        @SessionScope
+        fun providesRetrofit(@Authenticated okHttpClient: OkHttpClient,
+                             sessionParams: SessionParams,
+                             retrofitFactory: RetrofitFactory): Retrofit {
+            return retrofitFactory
+                    .create(okHttpClient, sessionParams.homeServerConnectionConfig.homeServerUri.toString())
         }
-
-        scope(DefaultSession.SCOPE) {
-            RoomDisplayNameResolver(get(), get(), get(), sessionParams.credentials)
-        }
-
-        scope(DefaultSession.SCOPE) {
-            RoomAvatarResolver(get(), get())
-        }
-
-        scope(DefaultSession.SCOPE) {
-            RoomSummaryUpdater(get(), get(), get())
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultRoomService(get(), get(), get(), get()) as RoomService
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultGetPublicRoomTask(get()) as GetPublicRoomTask
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultGetThirdPartyProtocolsTask(get()) as GetThirdPartyProtocolsTask
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultRoomDirectoryService(get(), get(), get(), get()) as RoomDirectoryService
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultGroupService(get()) as GroupService
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultSignOutService(get(), get()) as SignOutService
-        }
-
-        scope(DefaultSession.SCOPE) {
-            RealmCacheService(get("ClearTaskMainCache"), get()) as CacheService
-        }
-
-        // Give a name, because we have a clear task for crypto store as well
-        scope(DefaultSession.SCOPE, name = "ClearTaskMainCache") {
-            RealmClearCacheTask(get("SessionRealmConfiguration")) as ClearCacheTask
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultUserService(get()) as UserService
-        }
-
-        scope(DefaultSession.SCOPE) {
-            SessionListeners()
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultFilterRepository(get("SessionRealmConfiguration")) as FilterRepository
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultSaveFilterTask(get(), get(), get()) as SaveFilterTask
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultFilterService(get(), get(), get()) as FilterService
-        }
-
-        scope(DefaultSession.SCOPE) {
-            val retrofit: Retrofit = get()
-            retrofit.create(FilterApi::class.java)
-        }
-
-        scope(DefaultSession.SCOPE) {
-            val retrofit: Retrofit = get()
-            retrofit.create(PushRulesApi::class.java)
-        }
-
-        scope(DefaultSession.SCOPE) {
-            get<DefaultPushRuleService>() as PushRuleService
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultPushRuleService(get(), get(), get(), get(), get())
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultGetPushRulesTask(get()) as GetPushRulesTask
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultUpdatePushRuleEnableStatusTask(get()) as UpdatePushRuleEnableStatusTask
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultProcessEventForPushTask(get()) as ProcessEventForPushTask
-        }
-
-        scope(DefaultSession.SCOPE) {
-            BingRuleWatcher(get(), get(), get(), get(), get())
-        }
-
-        scope(DefaultSession.SCOPE) {
-            val groupSummaryUpdater = GroupSummaryUpdater(get())
-            val userEntityUpdater = UserEntityUpdater(get(), get(), get())
-            val aggregationUpdater = EventRelationsAggregationUpdater(get(), get(), get(), get())
-            //Event pruner must be the last one, because it will clear contents
-            val eventsPruner = EventsPruner(get(), get(), get(), get())
-            listOf<LiveEntityObserver>(groupSummaryUpdater, userEntityUpdater, aggregationUpdater, eventsPruner)
-        }
-
-        scope(DefaultSession.SCOPE) {
-            get<Retrofit>().create(PushersAPI::class.java)
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultGetPusherTask(get()) as GetPushersTask
-        }
-        scope(DefaultSession.SCOPE) {
-            DefaultRemovePusherTask(get(), get()) as RemovePusherTask
-        }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultPusherService(get(), get(), get(), get(), get()) as PushersService
-        }
-
     }
 
 
+    @Binds
+    abstract fun bindSession(session: DefaultSession): Session
+
+    @Binds
+    @IntoSet
+    abstract fun bindGroupSummaryUpdater(groupSummaryUpdater: GroupSummaryUpdater): LiveEntityObserver
+
+    @Binds
+    @IntoSet
+    abstract fun bindEventsPruner(eventsPruner: EventsPruner): LiveEntityObserver
+
+    @Binds
+    @IntoSet
+    abstract fun bindEventRelationsAggregationUpdater(groupSummaryUpdater: EventRelationsAggregationUpdater): LiveEntityObserver
+
+    @Binds
+    @IntoSet
+    abstract fun bindBingRuleWatcher(bingRuleWatcher: BingRuleWatcher): LiveEntityObserver
+
+    @Binds
+    @IntoSet
+    abstract fun bindUserEntityUpdater(groupSummaryUpdater: UserEntityUpdater): LiveEntityObserver
+
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/SessionScope.java

@@ -0,0 +1,29 @@
+/*
+ * Copyright 2019 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package im.vector.matrix.android.internal.session;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.Retention;
+
+import javax.inject.Scope;
+
+import static java.lang.annotation.RetentionPolicy.RUNTIME;
+
+@Scope
+@Documented
+@Retention(RUNTIME)
+public @interface SessionScope {}

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/cache/CacheModule.kt

@@ -0,0 +1,45 @@
+/*
+ *
+ *  * Copyright 2019 New Vector Ltd
+ *  *
+ *  * Licensed under the Apache License, Version 2.0 (the "License");
+ *  * you may not use this file except in compliance with the License.
+ *  * You may obtain a copy of the License at
+ *  *
+ *  *     http://www.apache.org/licenses/LICENSE-2.0
+ *  *
+ *  * Unless required by applicable law or agreed to in writing, software
+ *  * distributed under the License is distributed on an "AS IS" BASIS,
+ *  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  * See the License for the specific language governing permissions and
+ *  * limitations under the License.
+ *
+ */
+
+package im.vector.matrix.android.internal.session.cache
+
+import dagger.Binds
+import dagger.Module
+import dagger.Provides
+import im.vector.matrix.android.api.session.cache.CacheService
+import im.vector.matrix.android.internal.di.SessionDatabase
+import im.vector.matrix.android.internal.session.SessionScope
+import io.realm.RealmConfiguration
+
+@Module
+internal abstract class CacheModule {
+
+    @Module
+    companion object {
+        @JvmStatic
+        @Provides
+        @SessionDatabase
+        fun providesClearCacheTask(@SessionDatabase realmConfiguration: RealmConfiguration): ClearCacheTask {
+            return RealmClearCacheTask(realmConfiguration)
+        }
+    }
+
+    @Binds
+    abstract fun bindCacheService(cacheService: DefaultCacheService): CacheService
+
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/cache/ClearCacheTask.kt

@@ -17,13 +17,16 @@
 package im.vector.matrix.android.internal.session.cache
 
 import arrow.core.Try
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.Task
 import io.realm.Realm
 import io.realm.RealmConfiguration
+import javax.inject.Inject
+import javax.inject.Named
 
 internal interface ClearCacheTask : Task<Unit, Unit>
 
-internal class RealmClearCacheTask(val realmConfiguration: RealmConfiguration) : ClearCacheTask {
+internal class RealmClearCacheTask @Inject constructor(private val realmConfiguration: RealmConfiguration) : ClearCacheTask {
 
     override suspend fun execute(params: Unit): Try<Unit> {
         return Try {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/cache/DefaultCacheService.kt

@@ -18,11 +18,14 @@ package im.vector.matrix.android.internal.session.cache
 
 import im.vector.matrix.android.api.MatrixCallback
 import im.vector.matrix.android.api.session.cache.CacheService
+import im.vector.matrix.android.internal.di.SessionDatabase
+import im.vector.matrix.android.internal.session.SessionScope
 import im.vector.matrix.android.internal.task.TaskExecutor
 import im.vector.matrix.android.internal.task.configureWith
+import javax.inject.Inject
 
-internal class RealmCacheService(private val clearCacheTask: ClearCacheTask,
-                                 private val taskExecutor: TaskExecutor) : CacheService {
+internal class DefaultCacheService @Inject constructor(@SessionDatabase private val clearCacheTask: ClearCacheTask,
+                                                       private val taskExecutor: TaskExecutor) : CacheService {
 
     override fun clearCache(callback: MatrixCallback<Unit>) {
         clearCacheTask

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/content/ContentModule.kt

@@ -16,34 +16,17 @@
 
 package im.vector.matrix.android.internal.session.content
 
-import im.vector.matrix.android.api.auth.data.SessionParams
+import dagger.Binds
+import dagger.Module
 import im.vector.matrix.android.api.session.content.ContentUploadStateTracker
 import im.vector.matrix.android.api.session.content.ContentUrlResolver
-import im.vector.matrix.android.internal.session.DefaultSession
-import org.koin.dsl.module.module
 
-internal class ContentModule {
-
-    val definition = module(override = true) {
-
-        scope(DefaultSession.SCOPE) {
-            DefaultContentUploadStateTracker()
-        }
-
-        scope(DefaultSession.SCOPE) {
-            get<DefaultContentUploadStateTracker>() as ContentUploadStateTracker
-        }
-
-        scope(DefaultSession.SCOPE) {
-            FileUploader(get(), get())
-        }
-
-        scope(DefaultSession.SCOPE) {
-            val sessionParams = get<SessionParams>()
-            DefaultContentUrlResolver(sessionParams.homeServerConnectionConfig) as ContentUrlResolver
-        }
-
-    }
+@Module
+internal abstract class ContentModule {
 
+    @Binds
+    abstract fun bindContentUploadStateTracker(contentUploadStateTracker: DefaultContentUploadStateTracker): ContentUploadStateTracker
 
+    @Binds
+    abstract fun bindContentUrlResolver(contentUrlResolver: DefaultContentUrlResolver): ContentUrlResolver
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/content/DefaultContentUploadStateTracker.kt

@@ -19,8 +19,11 @@ package im.vector.matrix.android.internal.session.content
 import android.os.Handler
 import android.os.Looper
 import im.vector.matrix.android.api.session.content.ContentUploadStateTracker
+import im.vector.matrix.android.internal.session.SessionScope
+import javax.inject.Inject
 
-internal class DefaultContentUploadStateTracker : ContentUploadStateTracker {
+@SessionScope
+internal class DefaultContentUploadStateTracker @Inject constructor() : ContentUploadStateTracker {
 
     private val mainHandler = Handler(Looper.getMainLooper())
     private val states = mutableMapOf<String, ContentUploadStateTracker.State>()

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/content/DefaultContentUrlResolver.kt

@@ -18,12 +18,13 @@ package im.vector.matrix.android.internal.session.content
 
 import im.vector.matrix.android.api.auth.data.HomeServerConnectionConfig
 import im.vector.matrix.android.api.session.content.ContentUrlResolver
+import javax.inject.Inject
 
 
 private const val MATRIX_CONTENT_URI_SCHEME = "mxc://"
 private const val URI_PREFIX_CONTENT_API = "_matrix/media/v1/"
 
-internal class DefaultContentUrlResolver(private val homeServerConnectionConfig: HomeServerConnectionConfig) : ContentUrlResolver {
+internal class DefaultContentUrlResolver @Inject constructor(private val homeServerConnectionConfig: HomeServerConnectionConfig) : ContentUrlResolver {
 
     companion object {
         fun getUploadUrl(homeServerConnectionConfig: HomeServerConnectionConfig): String {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/content/FileUploader.kt

@@ -18,20 +18,22 @@ package im.vector.matrix.android.internal.session.content
 
 import arrow.core.Try
 import arrow.core.Try.Companion.raise
+import com.squareup.moshi.Moshi
 import im.vector.matrix.android.api.auth.data.SessionParams
-import im.vector.matrix.android.internal.di.MoshiProvider
+import im.vector.matrix.android.internal.di.Authenticated
 import im.vector.matrix.android.internal.network.ProgressRequestBody
 import okhttp3.*
 import java.io.File
 import java.io.IOException
+import javax.inject.Inject
 
 
-internal class FileUploader(private val okHttpClient: OkHttpClient,
-                            sessionParams: SessionParams) {
+internal class FileUploader @Inject constructor(@Authenticated
+                                                private val okHttpClient: OkHttpClient,
+                                                private val sessionParams: SessionParams,
+                                                private val moshi: Moshi) {
 
     private val uploadUrl = DefaultContentUrlResolver.getUploadUrl(sessionParams.homeServerConnectionConfig)
-
-    private val moshi = MoshiProvider.providesMoshi()
     private val responseAdapter = moshi.adapter(ContentUploadResponse::class.java)
 
 

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/content/UploadContentWorker.kt

@@ -25,31 +25,35 @@ import im.vector.matrix.android.api.session.events.model.Event
 import im.vector.matrix.android.api.session.events.model.toContent
 import im.vector.matrix.android.api.session.events.model.toModel
 import im.vector.matrix.android.api.session.room.model.message.*
-import im.vector.matrix.android.internal.di.MatrixKoinComponent
 import im.vector.matrix.android.internal.network.ProgressRequestBody
 import im.vector.matrix.android.internal.session.room.send.SendEventWorker
-import im.vector.matrix.android.internal.util.WorkerParamsFactory
-import org.koin.standalone.inject
+import im.vector.matrix.android.internal.worker.SessionWorkerParams
+import im.vector.matrix.android.internal.worker.WorkerParamsFactory
+import im.vector.matrix.android.internal.worker.getSessionComponent
 import timber.log.Timber
 import java.io.File
+import javax.inject.Inject
 
 
-internal class UploadContentWorker(context: Context, params: WorkerParameters)
-    : CoroutineWorker(context, params), MatrixKoinComponent {
-
-    private val fileUploader by inject<FileUploader>()
-    private val contentUploadProgressTracker by inject<DefaultContentUploadStateTracker>()
+internal class UploadContentWorker(context: Context, params: WorkerParameters) : CoroutineWorker(context, params) {
 
     @JsonClass(generateAdapter = true)
     internal data class Params(
+            override val userId: String,
             val roomId: String,
             val event: Event,
             val attachment: ContentAttachmentData
-    )
+    ) : SessionWorkerParams
+
+    @Inject lateinit var fileUploader: FileUploader
+    @Inject lateinit var contentUploadStateTracker: DefaultContentUploadStateTracker
 
     override suspend fun doWork(): Result {
         val params = WorkerParamsFactory.fromData<Params>(inputData)
-                     ?: return Result.success()
+                ?: return Result.success()
+
+        val sessionComponent = getSessionComponent(params.userId) ?: return Result.success()
+        sessionComponent.inject(this)
 
         val eventId = params.event.eventId ?: return Result.success()
         val attachment = params.attachment
@@ -69,7 +73,7 @@ internal class UploadContentWorker(context: Context, params: WorkerParameters)
 
         val progressListener = object : ProgressRequestBody.Listener {
             override fun onProgress(current: Long, total: Long) {
-                contentUploadProgressTracker.setProgress(eventId, current, total)
+                contentUploadStateTracker.setProgress(eventId, current, total)
             }
         }
         return fileUploader
@@ -90,16 +94,16 @@ internal class UploadContentWorker(context: Context, params: WorkerParameters)
     }
 
     private fun handleFailure(params: Params): Result {
-        contentUploadProgressTracker.setFailure(params.event.eventId!!)
+        contentUploadStateTracker.setFailure(params.event.eventId!!)
         return Result.success()
     }
 
     private fun handleSuccess(params: Params,
                               attachmentUrl: String,
                               thumbnailUrl: String?): Result {
-        contentUploadProgressTracker.setFailure(params.event.eventId!!)
+        contentUploadStateTracker.setSuccess(params.event.eventId!!)
         val event = updateEvent(params.event, attachmentUrl, thumbnailUrl)
-        val sendParams = SendEventWorker.Params(params.roomId, event)
+        val sendParams = SendEventWorker.Params(params.userId, params.roomId, event)
         return Result.success(WorkerParamsFactory.toData(sendParams))
     }
 
@@ -131,6 +135,5 @@ internal class UploadContentWorker(context: Context, params: WorkerParameters)
         return copy(url = url)
     }
 
-
 }
 

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/filter/DefaultFilterRepository.kt

@@ -19,11 +19,15 @@ package im.vector.matrix.android.internal.session.filter
 import im.vector.matrix.android.internal.database.model.FilterEntity
 import im.vector.matrix.android.internal.database.model.FilterEntityFields
 import im.vector.matrix.android.internal.database.query.getFilter
+import im.vector.matrix.android.internal.di.SessionDatabase
 import io.realm.Realm
 import io.realm.RealmConfiguration
 import io.realm.kotlin.where
+import javax.inject.Inject
 
-internal class DefaultFilterRepository(val realmConfiguration: RealmConfiguration) : FilterRepository {
+internal class DefaultFilterRepository @Inject constructor(
+        @SessionDatabase private val realmConfiguration: RealmConfiguration
+) : FilterRepository {
 
     override fun storeFilter(filterBody: FilterBody, roomEventFilter: RoomEventFilter): Boolean {
         val result: Boolean

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/filter/DefaultFilterService.kt

@@ -19,10 +19,11 @@ package im.vector.matrix.android.internal.session.filter
 import im.vector.matrix.android.api.session.sync.FilterService
 import im.vector.matrix.android.internal.task.TaskExecutor
 import im.vector.matrix.android.internal.task.configureWith
+import javax.inject.Inject
 
-internal class DefaultFilterService(private val filterRepository: FilterRepository,
-                                    private val saveFilterTask: SaveFilterTask,
-                                    private val taskExecutor: TaskExecutor) : FilterService {
+internal class DefaultFilterService @Inject constructor(private val filterRepository: FilterRepository,
+                                                        private val saveFilterTask: SaveFilterTask,
+                                                        private val taskExecutor: TaskExecutor) : FilterService {
 
     // TODO Pass a list of support events instead
     override fun setFilter(filterPreset: FilterService.FilterPreset) {
@@ -30,7 +31,7 @@ internal class DefaultFilterService(private val filterRepository: FilterReposito
             FilterService.FilterPreset.RiotFilter -> {
                 FilterFactory.createRiotFilterBody()
             }
-            FilterService.FilterPreset.NoFilter -> {
+            FilterService.FilterPreset.NoFilter   -> {
                 FilterFactory.createDefaultFilterBody()
             }
         }
@@ -39,7 +40,7 @@ internal class DefaultFilterService(private val filterRepository: FilterReposito
             FilterService.FilterPreset.RiotFilter -> {
                 FilterFactory.createRiotRoomFilter()
             }
-            FilterService.FilterPreset.NoFilter -> {
+            FilterService.FilterPreset.NoFilter   -> {
                 FilterFactory.createDefaultRoomFilter()
             }
         }

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/filter/DefaultSaveFilterTask.kt

@@ -20,6 +20,7 @@ import arrow.core.Try
 import im.vector.matrix.android.api.auth.data.SessionParams
 import im.vector.matrix.android.internal.network.executeRequest
 import im.vector.matrix.android.internal.task.Task
+import javax.inject.Inject
 
 
 /**
@@ -33,9 +34,9 @@ internal interface SaveFilterTask : Task<SaveFilterTask.Params, Unit> {
 
 }
 
-internal class DefaultSaveFilterTask(private val sessionParams: SessionParams,
-                                     private val filterAPI: FilterApi,
-                                     private val filterRepository: FilterRepository
+internal class DefaultSaveFilterTask @Inject constructor(private val sessionParams: SessionParams,
+                                                         private val filterAPI: FilterApi,
+                                                         private val filterRepository: FilterRepository
 ) : SaveFilterTask {
 
     override suspend fun execute(params: SaveFilterTask.Params): Try<Unit> {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/filter/FilterApi.kt

@@ -42,5 +42,6 @@ internal interface FilterApi {
      * @return Filter
      */
     @GET(NetworkConstants.URI_API_PREFIX_PATH_R0 + "user/{userId}/filter/{filterId}")
-    fun getFilterById(@Path("userId") userId: String, @Path("filterId") filterId: String): Call<FilterBody>
+    fun getFilterById(@Path("userId") userId: String, @Path("filterId")
+    filterId: String): Call<FilterBody>
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/filter/FilterModule.kt

@@ -0,0 +1,51 @@
+/*
+ *
+ *  * Copyright 2019 New Vector Ltd
+ *  *
+ *  * Licensed under the Apache License, Version 2.0 (the "License");
+ *  * you may not use this file except in compliance with the License.
+ *  * You may obtain a copy of the License at
+ *  *
+ *  *     http://www.apache.org/licenses/LICENSE-2.0
+ *  *
+ *  * Unless required by applicable law or agreed to in writing, software
+ *  * distributed under the License is distributed on an "AS IS" BASIS,
+ *  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  * See the License for the specific language governing permissions and
+ *  * limitations under the License.
+ *
+ */
+
+package im.vector.matrix.android.internal.session.filter
+
+import dagger.Binds
+import dagger.Module
+import dagger.Provides
+import im.vector.matrix.android.api.session.sync.FilterService
+import im.vector.matrix.android.internal.session.SessionScope
+import retrofit2.Retrofit
+
+@Module
+internal abstract class FilterModule {
+
+    @Module
+    companion object {
+        @Provides
+        @JvmStatic
+        @SessionScope
+        fun providesFilterApi(retrofit: Retrofit): FilterApi {
+            return retrofit.create(FilterApi::class.java)
+        }
+    }
+
+    @Binds
+    abstract fun bindFilterRepository(filterRepository: DefaultFilterRepository): FilterRepository
+
+    @Binds
+    abstract fun bindFilterService(filterService: DefaultFilterService): FilterService
+
+    @Binds
+    abstract fun bindSaveFilterTask(saveFilterTask_Factory: DefaultSaveFilterTask): SaveFilterTask
+
+
+}

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/group/DefaultGetGroupDataTask.kt

@@ -30,6 +30,7 @@ import im.vector.matrix.android.internal.session.group.model.GroupUsers
 import im.vector.matrix.android.internal.task.Task
 import im.vector.matrix.android.internal.util.tryTransactionSync
 import io.realm.kotlin.createObject
+import javax.inject.Inject
 
 internal interface GetGroupDataTask : Task<GetGroupDataTask.Params, Unit> {
 
@@ -37,8 +38,7 @@ internal interface GetGroupDataTask : Task<GetGroupDataTask.Params, Unit> {
 
 }
 
-
-internal class DefaultGetGroupDataTask(
+internal class DefaultGetGroupDataTask @Inject constructor(
         private val groupAPI: GroupAPI,
         private val monarchy: Monarchy
 ) : GetGroupDataTask {

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/group/DefaultGroupService.kt

@@ -25,8 +25,10 @@ import im.vector.matrix.android.internal.database.mapper.asDomain
 import im.vector.matrix.android.internal.database.model.GroupSummaryEntity
 import im.vector.matrix.android.internal.database.model.GroupSummaryEntityFields
 import im.vector.matrix.android.internal.database.query.where
+import im.vector.matrix.android.internal.session.SessionScope
+import javax.inject.Inject
 
-internal class DefaultGroupService(private val monarchy: Monarchy) : GroupService {
+internal class DefaultGroupService @Inject constructor(private val monarchy: Monarchy) : GroupService {
 
     override fun getGroup(groupId: String): Group? {
         return null

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/group/GetGroupDataWorker.kt

@@ -18,29 +18,34 @@ package im.vector.matrix.android.internal.session.group
 
 import android.content.Context
 import androidx.work.CoroutineWorker
-import androidx.work.Worker
 import androidx.work.WorkerParameters
 import arrow.core.Try
+import com.squareup.inject.assisted.Assisted
+import com.squareup.inject.assisted.AssistedInject
 import com.squareup.moshi.JsonClass
-import im.vector.matrix.android.internal.di.MatrixKoinComponent
-import im.vector.matrix.android.internal.util.WorkerParamsFactory
-import org.koin.standalone.inject
+import im.vector.matrix.android.internal.worker.DelegateWorkerFactory
+import im.vector.matrix.android.internal.worker.SessionWorkerParams
+import im.vector.matrix.android.internal.worker.WorkerParamsFactory
+import im.vector.matrix.android.internal.worker.getSessionComponent
+import javax.inject.Inject
 
-internal class GetGroupDataWorker(context: Context,
-                                  workerParameters: WorkerParameters
-) : CoroutineWorker(context, workerParameters), MatrixKoinComponent {
+internal class GetGroupDataWorker (context: Context, params: WorkerParameters) : CoroutineWorker(context, params) {
 
     @JsonClass(generateAdapter = true)
     internal data class Params(
+            override val userId: String,
             val groupIds: List<String>
-    )
+    ): SessionWorkerParams
 
-    private val getGroupDataTask by inject<GetGroupDataTask>()
+    @Inject lateinit var getGroupDataTask: GetGroupDataTask
 
     override suspend fun doWork(): Result {
         val params = WorkerParamsFactory.fromData<Params>(inputData)
                      ?: return Result.failure()
 
+        val sessionComponent = getSessionComponent(params.userId) ?: return Result.success()
+        sessionComponent.inject(this)
+
         val results = params.groupIds.map { groupId ->
             fetchGroupData(groupId)
         }

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/group/GroupModule.kt

@@ -16,22 +16,29 @@
 
 package im.vector.matrix.android.internal.session.group
 
-import im.vector.matrix.android.internal.session.DefaultSession
-import org.koin.dsl.module.module
+import dagger.Binds
+import dagger.Module
+import dagger.Provides
+import im.vector.matrix.android.api.session.group.GroupService
+import im.vector.matrix.android.internal.session.SessionScope
 import retrofit2.Retrofit
 
-class GroupModule {
+@Module
+internal abstract class GroupModule {
 
-    val definition = module(override = true) {
-
-        scope(DefaultSession.SCOPE) {
-            val retrofit: Retrofit = get()
-            retrofit.create(GroupAPI::class.java)
+    @Module
+    companion object {
+        @Provides
+        @JvmStatic
+        @SessionScope
+        fun providesGroupAPI(retrofit: Retrofit): GroupAPI {
+            return retrofit.create(GroupAPI::class.java)
         }
-
-        scope(DefaultSession.SCOPE) {
-            DefaultGetGroupDataTask(get(), get()) as GetGroupDataTask
-        }
-
     }
+
+    @Binds
+    abstract fun bindGetGroupDataTask(getGroupDataTask: DefaultGetGroupDataTask): GetGroupDataTask
+
+    @Binds
+    abstract fun bindGroupService(groupService: DefaultGroupService): GroupService
 }