Add method to request multiple permissions at once (#633)

app/src/main/java/com/x8bit/bitwarden/ui/platform/manager/permissions/PermissionsManager.kt

@@ -16,11 +16,26 @@ interface PermissionsManager {
     @Composable
     fun getLauncher(onResult: (Boolean) -> Unit): ManagedActivityResultLauncher<String, Boolean>
 
+    /**
+     * Method for creating and returning a permissions launcher that can request multiple
+     * permissions at once.
+     */
+    @Composable
+    fun getPermissionsLauncher(
+        onResult: (Map<String, Boolean>) -> Unit,
+    ): ManagedActivityResultLauncher<Array<String>, Map<String, Boolean>>
+
     /**
      * Method for checking whether the permission is granted.
      */
     fun checkPermission(permission: String): Boolean
 
+    /**
+     * Method for checking whether the permissions are granted. This returns `true` only if all
+     * permissions have been granted, `false` otherwise.
+     */
+    fun checkPermissions(permissions: Array<String>): Boolean
+
     /**
      * Method for checking if an informative UI should be shown the user.
      */

app/src/main/java/com/x8bit/bitwarden/ui/platform/manager/permissions/PermissionsManagerImpl.kt

@@ -7,10 +7,12 @@ import androidx.activity.compose.rememberLauncherForActivityResult
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.compose.runtime.Composable
 import androidx.core.content.ContextCompat
+import com.x8bit.bitwarden.data.platform.annotation.OmitFromCoverage
 
 /**
  * Primary implementation of [PermissionsManager].
  */
+@OmitFromCoverage
 class PermissionsManagerImpl(
     private val activity: Activity,
 ) : PermissionsManager {
@@ -21,7 +23,16 @@ class PermissionsManagerImpl(
     ): ManagedActivityResultLauncher<String, Boolean> =
         rememberLauncherForActivityResult(
             contract = ActivityResultContracts.RequestPermission(),
-            onResult,
+            onResult = onResult,
+        )
+
+    @Composable
+    override fun getPermissionsLauncher(
+        onResult: (Map<String, Boolean>) -> Unit,
+    ): ManagedActivityResultLauncher<Array<String>, Map<String, Boolean>> =
+        rememberLauncherForActivityResult(
+            contract = ActivityResultContracts.RequestMultiplePermissions(),
+            onResult = onResult,
         )
 
     override fun checkPermission(permission: String): Boolean =
@@ -30,6 +41,9 @@ class PermissionsManagerImpl(
             permission,
         ) == PackageManager.PERMISSION_GRANTED
 
+    override fun checkPermissions(permissions: Array<String>): Boolean =
+        permissions.map { checkPermission(it) }.all { isGranted -> isGranted }
+
     override fun shouldShouldRequestPermissionRationale(
         permission: String,
     ): Boolean =

app/src/test/java/com/x8bit/bitwarden/ui/platform/manager/permissions/FakePermissionManager.kt

@@ -20,6 +20,11 @@ class FakePermissionManager : PermissionsManager {
      */
     var getPermissionsResult: Boolean = false
 
+    /**
+     * The value returned when the user is asked for permission.
+     */
+    var getMultiplePermissionsResult: Map<String, Boolean> = emptyMap()
+
     /**
      * * The value for whether a rationale should be shown to the user.
      */
@@ -34,10 +39,23 @@ class FakePermissionManager : PermissionsManager {
         }
     }
 
+    @Composable
+    override fun getPermissionsLauncher(
+        onResult: (Map<String, Boolean>) -> Unit,
+    ): ManagedActivityResultLauncher<Array<String>, Map<String, Boolean>> {
+        return mockk {
+            every { launch(any()) } answers { onResult.invoke(getMultiplePermissionsResult) }
+        }
+    }
+
     override fun checkPermission(permission: String): Boolean {
         return checkPermissionResult
     }
 
+    override fun checkPermissions(permissions: Array<String>): Boolean {
+        return checkPermissionResult
+    }
+
     override fun shouldShouldRequestPermissionRationale(
         permission: String,
     ): Boolean {