Reorganize and group modules

data/notifications/.gitignore

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+/build

data/notifications/build.gradle.kts

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+plugins {
+    id("com.android.library")
+    id("kotlin-android")
+}
+
+android {
+    compileSdk = sdk.versions.compileSdk.get().toInt()
+
+    defaultConfig {
+        minSdk = sdk.versions.minSdk.get().toInt()
+        targetSdk = sdk.versions.targetSdk.get().toInt()
+
+        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+        consumerProguardFiles("consumer-rules.pro")
+    }
+
+    buildTypes {
+        release {
+            proguardFiles(
+                    getDefaultProguardFile("proguard-android-optimize.txt"),
+                    "proguard-rules.pro"
+            )
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_1_8
+        targetCompatibility = JavaVersion.VERSION_1_8
+    }
+
+    kotlinOptions {
+        jvmTarget = "1.8"
+    }
+    namespace = "de.mm20.launcher2.notifications"
+}
+
+dependencies {
+    implementation(libs.bundles.kotlin)
+    implementation(libs.androidx.core)
+
+    implementation(libs.bundles.androidx.lifecycle)
+
+    implementation(libs.koin.android)
+
+    implementation(project(":core:permissions"))
+
+}

data/notifications/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.kts.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

data/notifications/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <application>
+        <service
+            android:name=".NotificationService"
+            android:exported="true"
+            android:permission="android.permission.BIND_NOTIFICATION_LISTENER_SERVICE">
+            <intent-filter>
+                <action android:name="android.service.notification.NotificationListenerService" />
+            </intent-filter>
+        </service>
+    </application>
+</manifest>

data/notifications/src/main/java/de/mm20/launcher2/notifications/Module.kt

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+package de.mm20.launcher2.notifications
+
+import org.koin.dsl.module
+
+val notificationsModule = module {
+    single<NotificationRepository> { NotificationRepositoryImpl() }
+}

data/notifications/src/main/java/de/mm20/launcher2/notifications/NotificationRepository.kt

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+package de.mm20.launcher2.notifications
+
+import android.service.notification.StatusBarNotification
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.MutableStateFlow
+
+interface NotificationRepository {
+    val notifications: Flow<List<StatusBarNotification>>
+
+    /**
+     * Internal use only. Used by NotificationService.
+     */
+    fun setNotifications(notifications: List<StatusBarNotification>)
+
+    /**
+     * Internal use only. Used by NotificationService.
+     */
+    fun postNotification(notification: StatusBarNotification)
+
+    /**
+     * Internal use only. Used by NotificationService.
+     */
+    fun removeNotification(notification: StatusBarNotification)
+
+    /**
+     * Cancel a notification
+     */
+    fun cancelNotification(notification: StatusBarNotification)
+}
+
+internal class NotificationRepositoryImpl : NotificationRepository {
+    private val scope = CoroutineScope(Job() + Dispatchers.Default)
+    override val notifications: MutableStateFlow<List<StatusBarNotification>> = MutableStateFlow(
+        emptyList()
+    )
+
+    override fun setNotifications(notifications: List<StatusBarNotification>) {
+        this.notifications.value = notifications
+    }
+
+    override fun postNotification(notification: StatusBarNotification) {
+        notifications.value = notifications.value.filter { !isEqual(it, notification) } + notification
+    }
+
+    override fun removeNotification(notification: StatusBarNotification) {
+        notifications.value = notifications.value.filter { !isEqual(it, notification) }
+    }
+
+    private fun isEqual(
+        notification1: StatusBarNotification,
+        notification2: StatusBarNotification
+    ): Boolean {
+        return notification1.key == notification2.key
+    }
+
+    override fun cancelNotification(notification: StatusBarNotification) {
+        NotificationService.getInstance()?.cancelNotification(notification.key)
+    }
+
+}

data/notifications/src/main/java/de/mm20/launcher2/notifications/NotificationService.kt

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+package de.mm20.launcher2.notifications
+
+import android.app.Service
+import android.content.Intent
+import android.service.notification.NotificationListenerService
+import android.service.notification.StatusBarNotification
+import android.util.Log
+import de.mm20.launcher2.permissions.PermissionsManager
+import org.koin.android.ext.android.inject
+import java.lang.ref.WeakReference
+
+class NotificationService : NotificationListenerService() {
+
+    private val notificationRepository: NotificationRepository by inject()
+
+    private val permissionsManager: PermissionsManager by inject()
+
+    override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
+        return Service.START_STICKY
+    }
+
+    override fun onListenerConnected() {
+        super.onListenerConnected()
+        Log.d("MM20", "Notification listener connected")
+        permissionsManager.reportNotificationListenerState(true)
+        instance = WeakReference(this)
+        val notifications = getNotifications().sortedBy { it.postTime }
+        notificationRepository.setNotifications(notifications)
+    }
+
+    private fun getNotifications(): Array<StatusBarNotification> {
+        return try {
+            activeNotifications
+        } catch (e: SecurityException) {
+            emptyArray()
+        }
+    }
+
+    override fun onNotificationPosted(sbn: StatusBarNotification) {
+        notificationRepository.postNotification(sbn)
+    }
+
+    override fun onNotificationRemoved(sbn: StatusBarNotification) {
+        super.onNotificationRemoved(sbn)
+
+        notificationRepository.removeNotification(sbn)
+    }
+
+    override fun onListenerDisconnected() {
+        super.onListenerDisconnected()
+        permissionsManager.reportNotificationListenerState(false)
+        notificationRepository.setNotifications(emptyList())
+        Log.d("MM20", "Notification listener disconnected")
+    }
+
+    companion object {
+        private var instance: WeakReference<NotificationService>? = null
+        internal fun getInstance(): NotificationService? {
+            return instance?.get()
+        }
+    }
+}