Rework buildSrc and remove usage of subprojects

Co-authored-by: AntsyLich <59261191+AntsyLich@users.noreply.github.com>

app/build.gradle.kts

@@ -1,14 +1,17 @@
+import mihon.buildlogic.getBuildTime
+import mihon.buildlogic.getCommitCount
+import mihon.buildlogic.getGitSha
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 import java.io.FileInputStream
 import java.util.Properties
 
 plugins {
-    id("com.android.application")
+    id("mihon.android.application")
+    id("mihon.android.application.compose")
     id("com.mikepenz.aboutlibraries.plugin")
-    kotlin("android")
-    kotlin("plugin.serialization")
-    kotlin("plugin.compose")
+    kotlin("plugin.compose") // TODO(kotlin2): Remove
     id("com.github.zellius.shortcut-helper")
+    kotlin("plugin.serialization")
 }
 
 shortcutHelper.setFilePath("./shortcuts.xml")
@@ -130,7 +133,6 @@ android {
 
     buildFeatures {
         viewBinding = true
-        compose = true
         buildConfig = true
 
         // Disable some unused things
@@ -143,10 +145,6 @@ android {
         abortOnError = false
         checkReleaseBuilds = false
     }
-
-    composeOptions {
-        kotlinCompilerExtensionVersion = compose.versions.compiler.get()
-    }
 }
 
 dependencies {
@@ -161,7 +159,6 @@ dependencies {
     implementation(projects.presentationWidget)
 
     // Compose
-    implementation(platform(compose.bom))
     implementation(compose.activity)
     implementation(compose.foundation)
     implementation(compose.material3.core)
@@ -320,23 +317,6 @@ tasks {
                 "-opt-in=kotlinx.serialization.ExperimentalSerializationApi",
             ),
         )
-
-        if (project.findProperty("tachiyomi.enableComposeCompilerMetrics") == "true") {
-            compilerOptions.freeCompilerArgs.addAll(
-                listOf(
-                    "-P",
-                    "plugin:androidx.compose.compiler.plugins.kotlin:reportsDestination=" +
-                        project.layout.buildDirectory.dir("compose_metrics").get().asFile.absolutePath,
-                ),
-            )
-            compilerOptions.freeCompilerArgs.addAll(
-                listOf(
-                    "-P",
-                    "plugin:androidx.compose.compiler.plugins.kotlin:metricsDestination=" +
-                        project.layout.buildDirectory.dir("compose_metrics").get().asFile.absolutePath,
-                ),
-            )
-        }
     }
 }
 

app/src/main/java/eu/kanade/presentation/more/settings/screen/about/AboutScreen.kt

@@ -38,7 +38,6 @@ import eu.kanade.tachiyomi.util.system.copyToClipboard
 import eu.kanade.tachiyomi.util.system.toast
 import kotlinx.coroutines.launch
 import logcat.LogPriority
-import tachiyomi.core.common.i18n.stringResource
 import tachiyomi.core.common.util.lang.withIOContext
 import tachiyomi.core.common.util.lang.withUIContext
 import tachiyomi.core.common.util.system.logcat
@@ -56,9 +55,6 @@ import uy.kohesive.injekt.api.get
 import java.time.Instant
 import java.time.LocalDateTime
 import java.time.ZoneId
-import java.time.ZonedDateTime
-import java.time.format.DateTimeFormatter
-import java.util.Locale
 
 object AboutScreen : Screen() {
 

build.gradle.kts

@@ -1,9 +1,3 @@
-import com.android.build.gradle.BaseExtension
-import com.android.build.gradle.BasePlugin
-import org.gradle.api.tasks.testing.logging.TestLogEvent
-import org.jetbrains.kotlin.gradle.dsl.JvmTarget
-import org.jetbrains.kotlin.gradle.tasks.KotlinJvmCompile
-
 buildscript {
     dependencies {
         classpath(libs.android.shortcut.gradle)
@@ -18,43 +12,6 @@ plugins {
     alias(kotlinx.plugins.compose.compiler) apply false
 }
 
-subprojects {
-    tasks.withType<KotlinJvmCompile> {
-        compilerOptions.jvmTarget = JvmTarget.JVM_17
-    }
-
-    tasks.withType<Test> {
-        useJUnitPlatform()
-        testLogging {
-            events(TestLogEvent.PASSED, TestLogEvent.SKIPPED, TestLogEvent.FAILED)
-        }
-    }
-
-    plugins.withType<BasePlugin> {
-        plugins.apply("detekt")
-        configure<BaseExtension> {
-            compileSdkVersion(AndroidConfig.compileSdk)
-            defaultConfig {
-                minSdk = AndroidConfig.minSdk
-                targetSdk = AndroidConfig.targetSdk
-                ndk {
-                    version = AndroidConfig.ndk
-                }
-            }
-
-            compileOptions {
-                sourceCompatibility = JavaVersion.VERSION_17
-                targetCompatibility = JavaVersion.VERSION_17
-                isCoreLibraryDesugaringEnabled = true
-            }
-
-            dependencies {
-                add("coreLibraryDesugaring", libs.desugar)
-            }
-        }
-    }
-}
-
 tasks.register<Delete>("clean") {
     delete(rootProject.layout.buildDirectory)
 }

buildSrc/build.gradle.kts

@@ -4,8 +4,11 @@ plugins {
 
 dependencies {
     implementation(files(libs.javaClass.superclass.protectionDomain.codeSource.location))
-    implementation(androidxLibs.gradle)
-    implementation(kotlinLibs.gradle)
+    implementation(files(androidx.javaClass.superclass.protectionDomain.codeSource.location))
+    implementation(files(compose.javaClass.superclass.protectionDomain.codeSource.location))
+    implementation(files(kotlinx.javaClass.superclass.protectionDomain.codeSource.location))
+    implementation(androidx.gradle)
+    implementation(kotlinx.gradle)
     implementation(libs.detekt.gradlePlugin)
     implementation(gradleApi())
 }

buildSrc/settings.gradle.kts

@@ -3,10 +3,13 @@ dependencyResolutionManagement {
         create("libs") {
             from(files("../gradle/libs.versions.toml"))
         }
-        create("androidxLibs") {
+        create("androidx") {
             from(files("../gradle/androidx.versions.toml"))
         }
-        create("kotlinLibs") {
+        create("compose") {
+            from(files("../gradle/compose.versions.toml"))
+        }
+        create("kotlinx") {
             from(files("../gradle/kotlinx.versions.toml"))
         }
     }

buildSrc/src/main/kotlin/AndroidConfig.kt

@@ -1,6 +0,0 @@
-object AndroidConfig {
-    const val compileSdk = 34
-    const val minSdk = 26
-    const val targetSdk = 34
-    const val ndk = "26.1.10909125"
-}

buildSrc/src/main/kotlin/LocalesConfigPlugin.kt

@@ -1,39 +0,0 @@
-import org.gradle.api.Project
-import org.gradle.api.Task
-import org.gradle.api.tasks.TaskProvider
-import org.gradle.kotlin.dsl.TaskContainerScope
-
-private val emptyResourcesElement = "<resources>\\s*</resources>|<resources/>".toRegex()
-private val valuesPrefix = "values(-(b\\+)?)?".toRegex()
-
-fun TaskContainerScope.registerLocalesConfigTask(project: Project): TaskProvider<Task> {
-    return with(project) {
-        register("generateLocalesConfig") {
-            val languages = fileTree("$projectDir/src/commonMain/moko-resources/")
-                .matching { include("**/strings.xml") }
-                .filterNot { it.readText().contains(emptyResourcesElement) }
-                .map {
-                    it.parentFile.name
-                        .replace("base", "en")
-                        .replace("-r", "-")
-                        .replace("+", "-")
-                        .takeIf(String::isNotBlank) ?: "en"
-                }
-                .sorted()
-                .joinToString(separator = "\n") {
-                    "   <locale android:name=\"$it\"/>"
-                }
-
-            val content = """
-<?xml version="1.0" encoding="utf-8"?>
-<locale-config xmlns:android="http://schemas.android.com/apk/res/android">
-$languages
-</locale-config>
-            """.trimIndent()
-
-            val localeFile = file("$projectDir/src/androidMain/res/xml/locales_config.xml")
-            localeFile.parentFile.mkdirs()
-            localeFile.writeText(content)
-        }
-    }
-}

buildSrc/src/main/kotlin/mihon.android.application.compose.gradle.kts

@@ -0,0 +1,11 @@
+import mihon.buildlogic.AndroidConfig
+import mihon.buildlogic.configureCompose
+
+plugins {
+    id("com.android.application")
+    kotlin("android")
+}
+
+android {
+    configureCompose(this)
+}

buildSrc/src/main/kotlin/mihon.android.application.gradle.kts

@@ -0,0 +1,17 @@
+import mihon.buildlogic.AndroidConfig
+import mihon.buildlogic.configureAndroid
+import mihon.buildlogic.configureTest
+
+plugins {
+    id("mihon.code.detekt")
+    id("com.android.application")
+    kotlin("android")
+}
+
+android {
+    defaultConfig {
+        targetSdk = AndroidConfig.TARGET_SDK
+    }
+    configureAndroid(this)
+    configureTest()
+}

buildSrc/src/main/kotlin/mihon.benchmark.gradle.kts

@@ -0,0 +1,13 @@
+import mihon.buildlogic.configureAndroid
+import mihon.buildlogic.configureTest
+
+plugins {
+    id("mihon.code.detekt")
+    id("com.android.test")
+    kotlin("android")
+}
+
+android {
+    configureAndroid(this)
+    configureTest()
+}

buildSrc/src/main/kotlin/mihon.library.compose.gradle.kts

@@ -0,0 +1,10 @@
+import mihon.buildlogic.configureCompose
+
+plugins {
+    id("mihon.code.detekt")
+    id("com.android.library")
+}
+
+android {
+    configureCompose(this)
+}

buildSrc/src/main/kotlin/mihon.library.gradle.kts

@@ -0,0 +1,12 @@
+import mihon.buildlogic.configureAndroid
+import mihon.buildlogic.configureTest
+
+plugins {
+    id("mihon.code.detekt")
+    id("com.android.library")
+}
+
+android {
+    configureAndroid(this)
+    configureTest()
+}

buildSrc/src/main/kotlin/mihon/buildlogic/AndroidConfig.kt

@@ -0,0 +1,11 @@
+package mihon.buildlogic
+
+import org.gradle.api.JavaVersion as GradleJavaVersion
+
+object AndroidConfig {
+    const val COMPILE_SDK = 34
+    const val TARGET_SDK = 34
+    const val MIN_SDK = 26
+    const val NDK = "26.1.10909125"
+    val JavaVersion = GradleJavaVersion.VERSION_17
+}

buildSrc/src/main/kotlin/mihon/buildlogic/Commands.kt

@@ -1,3 +1,5 @@
+package mihon.buildlogic
+
 import org.gradle.api.Project
 import java.io.ByteArrayOutputStream
 import java.time.LocalDateTime
@@ -23,9 +25,9 @@ fun Project.getBuildTime(): String {
     return LocalDateTime.now(ZoneOffset.UTC).format(BUILD_TIME_FORMATTER)
 }
 
-fun Project.runCommand(command: String): String {
+private fun Project.runCommand(command: String): String {
     val byteOut = ByteArrayOutputStream()
-    project.exec {
+    exec {
         commandLine = command.split(" ")
         standardOutput = byteOut
     }

buildSrc/src/main/kotlin/mihon/buildlogic/ProjectExtensions.kt

@@ -0,0 +1,114 @@
+package mihon.buildlogic
+
+import com.android.build.api.dsl.CommonExtension
+import org.gradle.accessors.dm.LibrariesForAndroidx
+import org.gradle.accessors.dm.LibrariesForCompose
+import org.gradle.accessors.dm.LibrariesForKotlinx
+import org.gradle.accessors.dm.LibrariesForLibs
+import org.gradle.api.Project
+import org.gradle.api.tasks.testing.Test
+import org.gradle.api.tasks.testing.logging.TestLogEvent
+import org.gradle.kotlin.dsl.dependencies
+import org.gradle.kotlin.dsl.the
+import org.gradle.kotlin.dsl.withType
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
+val Project.androidx get() = the<LibrariesForAndroidx>()
+val Project.compose get() = the<LibrariesForCompose>()
+val Project.kotlinx get() = the<LibrariesForKotlinx>()
+val Project.libs get() = the<LibrariesForLibs>()
+
+internal fun Project.configureAndroid(commonExtension: CommonExtension<*, *, *, *, *, *>) {
+    commonExtension.apply {
+        compileSdk = AndroidConfig.COMPILE_SDK
+
+        defaultConfig {
+            minSdk = AndroidConfig.MIN_SDK
+            ndk {
+                version = AndroidConfig.NDK
+            }
+        }
+
+        compileOptions {
+            sourceCompatibility = AndroidConfig.JavaVersion
+            targetCompatibility = AndroidConfig.JavaVersion
+            isCoreLibraryDesugaringEnabled = true
+        }
+    }
+
+    tasks.withType<KotlinCompile>().configureEach {
+        kotlinOptions {
+            jvmTarget = AndroidConfig.JavaVersion.toString()
+            // freeCompilerArgs += "-opt-in=kotlin.RequiresOptIn"
+            // freeCompilerArgs += "-Xcontext-receivers"
+
+            // Treat all Kotlin warnings as errors (disabled by default)
+            // Override by setting warningsAsErrors=true in your ~/.gradle/gradle.properties
+            // val warningsAsErrors: String? by project
+            // allWarningsAsErrors = warningsAsErrors.toBoolean()
+        }
+    }
+
+    dependencies {
+        "coreLibraryDesugaring"(libs.desugar)
+    }
+}
+
+internal fun Project.configureCompose(commonExtension: CommonExtension<*, *, *, *, *, *>) {
+    commonExtension.apply {
+        buildFeatures {
+            compose = true
+        }
+
+        composeOptions {
+            kotlinCompilerExtensionVersion = compose.versions.compiler.get()
+        }
+
+        dependencies {
+            "implementation"(platform(compose.bom))
+        }
+    }
+
+    tasks.withType<KotlinCompile>().configureEach {
+        kotlinOptions {
+            freeCompilerArgs += buildComposeMetricsParameters()
+
+            // Enable experimental compiler opts
+            // https://developer.android.com/jetpack/androidx/releases/compose-compiler#1.5.9
+            // TODO(kotlin2): add back in -->
+            // freeCompilerArgs += listOf(
+            //     "-P",
+            //     "plugin:androidx.compose.compiler.plugins.kotlin:nonSkippingGroupOptimization=true",
+            // )
+            // <-- TODO(kotlin2)
+        }
+    }
+}
+
+private fun Project.buildComposeMetricsParameters(): List<String> {
+    val rootProjectDir = rootProject.layout.buildDirectory.asFile.get()
+    val relativePath = projectDir.relativeTo(rootDir)
+
+    val enableMetrics = project.providers.gradleProperty("enableComposeCompilerMetrics").orNull.toBoolean()
+    val enableReports = project.providers.gradleProperty("enableComposeCompilerReports").orNull.toBoolean()
+
+    return listOfNotNull(
+        ("metricsDestination" to "compose-metrics").takeIf { enableMetrics },
+        ("reportsDestination" to "compose-reports").takeIf { enableReports },
+    ).flatMap { (flag, dirName) ->
+        val buildDirPath = rootProjectDir.resolve(dirName).resolve(relativePath).absolutePath
+        listOf(
+            "-P",
+            "plugin:androidx.compose.compiler.plugins.kotlin:$flag=$buildDirPath"
+        )
+    }
+}
+
+internal fun Project.configureTest() {
+    tasks.withType<Test> {
+        useJUnitPlatform()
+        testLogging {
+            events(TestLogEvent.PASSED, TestLogEvent.SKIPPED, TestLogEvent.FAILED)
+        }
+    }
+}

buildSrc/src/main/kotlin/mihon/buildlogic/tasks/LocalesConfigPlugin.kt

@@ -0,0 +1,36 @@
+package mihon.buildlogic.tasks
+
+import org.gradle.api.Project
+import org.gradle.api.Task
+import org.gradle.api.tasks.TaskProvider
+
+private val emptyResourcesElement = "<resources>\\s*</resources>|<resources/>".toRegex()
+
+fun Project.getLocalesConfigTask(): TaskProvider<Task> {
+    return tasks.register("generateLocalesConfig") {
+        val locales = fileTree("$projectDir/src/commonMain/moko-resources/")
+            .matching { include("**/strings.xml") }
+            .filterNot { it.readText().contains(emptyResourcesElement) }
+            .map {
+                it.parentFile.name
+                    .replace("base", "en")
+                    .replace("-r", "-")
+                    .replace("+", "-")
+                    .takeIf(String::isNotBlank) ?: "en"
+            }
+            .sorted()
+            .joinToString("\n") { "|   <locale android:name=\"$it\"/>" }
+
+        val content = """
+        |<?xml version="1.0" encoding="utf-8"?>
+        |<locale-config xmlns:android="http://schemas.android.com/apk/res/android">
+        $locales
+        |</locale-config>
+        """.trimMargin()
+
+        file("$projectDir/src/androidMain/res/xml/locales_config.xml").apply {
+            parentFile.mkdirs()
+            writeText(content)
+        }
+    }
+}

core-metadata/build.gradle.kts

@@ -1,5 +1,5 @@
 plugins {
-    id("com.android.library")
+    id("mihon.library")
     kotlin("android")
     kotlin("plugin.serialization")
 }

core/common/build.gradle.kts

@@ -1,5 +1,5 @@
 plugins {
-    id("com.android.library")
+    id("mihon.library")
     kotlin("android")
     kotlin("plugin.serialization")
 }

data/build.gradle.kts

@@ -1,10 +1,8 @@
-
-
 plugins {
-    id("com.android.library")
+    id("mihon.library")
+    id("app.cash.sqldelight")
     kotlin("android")
     kotlin("plugin.serialization")
-    id("app.cash.sqldelight")
 }
 
 android {

domain/build.gradle.kts

@@ -1,5 +1,5 @@
 plugins {
-    id("com.android.library")
+    id("mihon.library")
     kotlin("android")
     kotlin("plugin.serialization")
 }

i18n/build.gradle.kts

@@ -1,7 +1,10 @@
+import mihon.buildlogic.tasks.getLocalesConfigTask
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
 plugins {
-    kotlin("multiplatform")
-    id("com.android.library")
+    id("mihon.library")
     id("dev.icerock.mobile.multiplatform-resources")
+    kotlin("multiplatform")
 }
 
 kotlin {
@@ -37,12 +40,12 @@ multiplatformResources {
 }
 
 tasks {
-    val localesConfigTask = registerLocalesConfigTask(project)
+    val localesConfigTask = project.getLocalesConfigTask()
     preBuild {
         dependsOn(localesConfigTask)
     }
 
-    withType<org.jetbrains.kotlin.gradle.tasks.KotlinCompile> {
+    withType<KotlinCompile> {
         compilerOptions.freeCompilerArgs.addAll(
             listOf(
                 "-Xexpect-actual-classes",

macrobenchmark/build.gradle.kts

@@ -1,6 +1,5 @@
 plugins {
-    id("com.android.test")
-    kotlin("android")
+    id("mihon.benchmark")
 }
 
 android {

presentation-core/build.gradle.kts

@@ -1,7 +1,8 @@
 plugins {
-    id("com.android.library")
+    id("mihon.library")
+    id("mihon.library.compose")
     kotlin("android")
-    kotlin("plugin.compose")
+    kotlin("plugin.compose") // TODO(kotlin2): remove
 }
 
 android {
@@ -12,6 +13,7 @@ android {
         consumerProguardFiles("consumer-rules.pro")
     }
 
+    // TODO(kotlin2): Remove -->
     buildFeatures {
         compose = true
     }
@@ -19,6 +21,7 @@ android {
     composeOptions {
         kotlinCompilerExtensionVersion = compose.versions.compiler.get()
     }
+    // <-- TODO(kotlin2)
 }
 
 dependencies {
@@ -26,7 +29,7 @@ dependencies {
     api(projects.i18n)
 
     // Compose
-    implementation(platform(compose.bom))
+    implementation(platform(compose.bom)) // TODO(kotlin2): remove
     implementation(compose.activity)
     implementation(compose.foundation)
     implementation(compose.material3.core)

presentation-widget/build.gradle.kts

@@ -1,7 +1,8 @@
 plugins {
-    id("com.android.library")
+    id("mihon.library")
+    id("mihon.library.compose")
     kotlin("android")
-    kotlin("plugin.compose")
+    kotlin("plugin.compose") // TODO(kotlin2): remove
 }
 
 android {
@@ -11,14 +12,6 @@ android {
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         consumerProguardFiles("consumer-rules.pro")
     }
-
-    buildFeatures {
-        compose = true
-    }
-
-    composeOptions {
-        kotlinCompilerExtensionVersion = compose.versions.compiler.get()
-    }
 }
 
 dependencies {

source-api/build.gradle.kts

@@ -1,7 +1,7 @@
 plugins {
+    id("mihon.library")
     kotlin("multiplatform")
     kotlin("plugin.serialization")
-    id("com.android.library")
 }
 
 kotlin {

source-local/build.gradle.kts

@@ -1,6 +1,6 @@
 plugins {
+    id("mihon.library")
     kotlin("multiplatform")
-    id("com.android.library")
 }
 
 kotlin {