Исправлено много варнингов

app/src/main/java/com/github/nullptroma/wallenc/app/tasks/TaskPipelineForegroundService.kt

@@ -3,7 +3,9 @@ package com.github.nullptroma.wallenc.app.tasks
 import android.app.Notification
 import android.app.NotificationChannel
 import android.app.NotificationManager
+import android.app.PendingIntent
 import android.app.Service
+import android.content.Intent
 import android.graphics.Color
 import android.os.IBinder
 import android.view.View
@@ -52,7 +54,14 @@ class TaskPipelineForegroundService : Service() {
     private val serviceJob = SupervisorJob()
     private val serviceScope = CoroutineScope(serviceJob + Dispatchers.Main.immediate)
 
-    override fun onBind(intent: android.content.Intent?): IBinder? = null
+    override fun onBind(intent: Intent?): IBinder? = null
+
+    override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
+        if (intent?.action == ACTION_CANCEL_ALL_TASKS && ::orchestrator.isInitialized) {
+            orchestrator.cancelAll()
+        }
+        return START_STICKY
+    }
 
     @OptIn(ExperimentalCoroutinesApi::class)
     override fun onCreate() {
@@ -133,6 +142,11 @@ class TaskPipelineForegroundService : Service() {
             .setSmallIcon(android.R.drawable.stat_sys_download)
             .setOngoing(true)
             .setOnlyAlertOnce(true)
+            .addAction(
+                0,
+                getString(R.string.task_notification_cancel),
+                cancelAllTasksPendingIntent(),
+            )
             .build()
 
     private fun buildAccumulatedNotification(tasks: List<TaskForegroundItem>): Notification {
@@ -141,19 +155,44 @@ class TaskPipelineForegroundService : Service() {
         applyNotificationTemplateTextColor(big)
         bindTaskRows(big, sorted)
 
+        val collapsedSubtext = when {
+            sorted.isEmpty() ->
+                getString(R.string.task_notification_preparing)
+
+            sorted.all { it.progress?.fraction == null } ->
+                getString(R.string.task_notification_indeterminate)
+
+            else -> resources.getQuantityString(
+                R.plurals.task_notification_group_subtext,
+                sorted.size,
+                sorted.size,
+            )
+        }
+
         return NotificationCompat.Builder(this, CHANNEL_ID)
             .setContentTitle(getString(R.string.task_notification_title))
-            .setContentText(
-                getString(R.string.task_notification_group_subtext, sorted.size),
-            )
+            .setContentText(collapsedSubtext)
             .setSmallIcon(android.R.drawable.stat_sys_download)
             .setOngoing(true)
             .setOnlyAlertOnce(true)
             .setStyle(NotificationCompat.DecoratedCustomViewStyle())
             .setCustomBigContentView(big)
+            .addAction(
+                0,
+                getString(R.string.task_notification_cancel),
+                cancelAllTasksPendingIntent(),
+            )
             .build()
     }
 
+    private fun cancelAllTasksPendingIntent(): PendingIntent =
+        PendingIntent.getService(
+            this,
+            0,
+            Intent(this, TaskPipelineForegroundService::class.java).setAction(ACTION_CANCEL_ALL_TASKS),
+            PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE,
+        )
+
     /**
      * Uses only [android.R.attr.textColor] from [android.R.style.TextAppearance_Material_Notification_Title]
      * so line size stays from layout (13sp) while color matches system notification title text.
@@ -199,7 +238,7 @@ class TaskPipelineForegroundService : Service() {
                 showTaskRow(remoteViews, i, sorted[i])
             }
             val remaining = n - (MAX_TASK_ROWS - 1)
-            showOverflowRow(remoteViews, MAX_TASK_ROWS - 1, remaining)
+            showOverflowRow(remoteViews, remaining)
         }
         advanceIndeterminateDotPhasesAfterBind(sorted, n)
     }
@@ -254,14 +293,19 @@ class TaskPipelineForegroundService : Service() {
         }
     }
 
-    private fun showOverflowRow(remoteViews: RemoteViews, index: Int, remainingCount: Int) {
-        remoteViews.setViewVisibility(TASK_ROW_IDS[index], View.VISIBLE)
+    private fun showOverflowRow(remoteViews: RemoteViews, remainingCount: Int) {
+        val overflowIndex = MAX_TASK_ROWS - 1
+        remoteViews.setViewVisibility(TASK_ROW_IDS[overflowIndex], View.VISIBLE)
         remoteViews.setTextViewText(
-            TASK_TITLE_IDS[index],
-            getString(R.string.task_notification_more_tasks, remainingCount),
+            TASK_TITLE_IDS[overflowIndex],
+            resources.getQuantityString(
+                R.plurals.task_notification_more_tasks,
+                remainingCount,
+                remainingCount,
+            ),
         )
-        remoteViews.setViewVisibility(TASK_LABEL_BAR_ROW_IDS[index], View.GONE)
-        remoteViews.setTextViewText(TASK_SUBTITLE_IDS[index], "")
+        remoteViews.setViewVisibility(TASK_LABEL_BAR_ROW_IDS[overflowIndex], View.GONE)
+        remoteViews.setTextViewText(TASK_SUBTITLE_IDS[overflowIndex], "")
     }
 
     private fun indeterminateSubtitleWithDots(taskId: TaskId, baseLabel: String): String {
@@ -276,6 +320,9 @@ class TaskPipelineForegroundService : Service() {
     }
 
     companion object {
+        private const val ACTION_CANCEL_ALL_TASKS =
+            "com.github.nullptroma.wallenc.action.CANCEL_ALL_TASKS"
+
         private const val CHANNEL_ID = "wallenc_task_pipeline"
         private const val FOREGROUND_NOTIFICATION_ID = 1001
 

app/src/main/res/values/plurals.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <plurals name="task_notification_group_subtext">
+        <item quantity="one">%d task running</item>
+        <item quantity="other">%d tasks running</item>
+    </plurals>
+    <plurals name="task_notification_more_tasks">
+        <item quantity="one">+%d more</item>
+        <item quantity="other">+%d more</item>
+    </plurals>
+</resources>

app/src/main/res/values/strings.xml

@@ -5,6 +5,4 @@
     <string name="task_notification_preparing">Preparing…</string>
     <string name="task_notification_indeterminate">Working…</string>
     <string name="task_notification_cancel">Cancel</string>
-    <string name="task_notification_group_subtext">%d tasks running</string>
-    <string name="task_notification_more_tasks">+%d more</string>
 </resources>