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fix: run audio sources in a background service (#631)
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161 changes: 161 additions & 0 deletions
161
android/app/src/main/kotlin/com/rtirl/chat/AudioService.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,161 @@ | ||
| package com.rtirl.chat | ||
|
|
||
| import android.app.NotificationChannel | ||
| import android.app.NotificationManager | ||
| import android.annotation.SuppressLint | ||
| import android.app.PendingIntent | ||
| import android.app.Service | ||
| import android.content.Context | ||
| import android.content.Intent | ||
| import android.graphics.PixelFormat | ||
| import android.os.Build | ||
| import android.os.IBinder | ||
| import android.view.View | ||
| import android.view.ViewGroup | ||
| import android.view.WindowManager | ||
| import android.webkit.* | ||
| import androidx.core.app.NotificationCompat | ||
| import io.flutter.Log | ||
|
|
||
| class AudioService : Service() { | ||
| companion object { | ||
| private const val NOTIFICATION_ID = 68448 | ||
| private const val CHANNEL_ID = "AudioSources" | ||
| private const val PACKAGE_NAME = BuildConfig.APPLICATION_ID + ".AudioService" | ||
| const val ACTION_START_SERVICE = "$PACKAGE_NAME.start_service" | ||
| } | ||
|
|
||
| private val views = HashMap<String, WebView>() | ||
|
|
||
| private val notification: NotificationCompat.Builder | ||
| get() { | ||
| val intent = Intent(this, getMainActivityClass(this)) | ||
|
|
||
| val builder = NotificationCompat.Builder(this, CHANNEL_ID) | ||
| .setContentTitle("RealtimeChat Audio Sources") | ||
| .setContentText("We're keeping your audio sources alive fam.") | ||
| .setOngoing(true) | ||
| .setPriority(NotificationCompat.PRIORITY_HIGH) | ||
| .setColorized(true) | ||
| .setColor(0xFF009FDF.toInt()) | ||
| .setSmallIcon(R.drawable.notification_icon) | ||
| .setWhen(System.currentTimeMillis()) | ||
| .setContentIntent( | ||
| PendingIntent.getActivity( | ||
| this, 0, intent, | ||
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) { | ||
| PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE | ||
| } else { | ||
| PendingIntent.FLAG_UPDATE_CURRENT | ||
| } | ||
| ) | ||
| ) | ||
|
|
||
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) { | ||
| builder.setChannelId(CHANNEL_ID) | ||
| } | ||
|
|
||
| return builder | ||
| } | ||
|
|
||
| private fun getMainActivityClass(context: Context): Class<*>? { | ||
| val packageName = context.packageName | ||
| val launchIntent = context.packageManager.getLaunchIntentForPackage(packageName) | ||
| val className = launchIntent?.component?.className ?: return null | ||
|
|
||
| return try { | ||
| Class.forName(className) | ||
| } catch (e: ClassNotFoundException) { | ||
| e.printStackTrace() | ||
| null | ||
| } | ||
| } | ||
|
|
||
| override fun onBind(p0: Intent?): IBinder? { | ||
| return null | ||
| } | ||
|
|
||
| @SuppressLint("SetJavaScriptEnabled") | ||
| override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int { | ||
| val urls = intent?.getStringArrayListExtra("urls")?.toHashSet() | ||
|
|
||
| if (urls != null) { | ||
| val wm = getSystemService(WINDOW_SERVICE) as WindowManager | ||
|
|
||
| val add = (urls subtract views.keys) | ||
| val remove = (views.keys subtract urls) | ||
| add.forEach { | ||
| val view = WebView(this) | ||
| view.settings.javaScriptEnabled = true | ||
| view.settings.mediaPlaybackRequiresUserGesture = false | ||
| view.settings.domStorageEnabled = true | ||
| view.settings.databaseEnabled = true | ||
| view.settings.mixedContentMode = WebSettings.MIXED_CONTENT_COMPATIBILITY_MODE | ||
| view.webChromeClient = object : WebChromeClient() { | ||
| override fun onConsoleMessage(consoleMessage: ConsoleMessage): Boolean { | ||
| Log.d("WebView", consoleMessage.message()) | ||
| return true | ||
| } | ||
| } | ||
| view.setLayerType(View.LAYER_TYPE_HARDWARE, null) | ||
| view.loadUrl(it) | ||
| view.webViewClient = object : WebViewClient() { | ||
| override fun shouldOverrideUrlLoading( | ||
| view: WebView?, | ||
| request: WebResourceRequest? | ||
| ): Boolean { | ||
| return false | ||
| } | ||
| } | ||
|
|
||
| val params = WindowManager.LayoutParams( | ||
| ViewGroup.LayoutParams.WRAP_CONTENT, | ||
| ViewGroup.LayoutParams.WRAP_CONTENT, | ||
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY else WindowManager.LayoutParams.TYPE_PHONE, | ||
| WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE or WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE, | ||
| PixelFormat.TRANSPARENT | ||
| ) | ||
|
|
||
| params.x = 0 | ||
| params.y = 0 | ||
| params.width = 0 | ||
| params.height = 0 | ||
|
|
||
| wm.addView( | ||
| view, params | ||
| ) | ||
| views[it] = view | ||
| } | ||
| remove.forEach { | ||
| wm.removeView(views[it]) | ||
| views.remove(it)?.destroy() | ||
| } | ||
| } else { | ||
| views.forEach { (_, view) -> view.reload() } | ||
| } | ||
|
|
||
| val nm = getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager | ||
|
|
||
| return if (views.isNotEmpty()) { | ||
| // ensure the notification is shown | ||
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) { | ||
| val mChannel = NotificationChannel( | ||
| CHANNEL_ID, | ||
| "Audio Sources", | ||
| NotificationManager.IMPORTANCE_MIN | ||
| ) | ||
| mChannel.setSound(null, null) | ||
| nm.createNotificationChannel(mChannel) | ||
| } | ||
| startForeground(NOTIFICATION_ID, notification.build()) | ||
| START_STICKY | ||
| } else { | ||
| // ensure the notification is removed | ||
| stopForeground(true) | ||
| nm.cancel(NOTIFICATION_ID) | ||
| stopSelf() | ||
| START_NOT_STICKY | ||
| } | ||
| } | ||
|
|
||
| } |
80 changes: 12 additions & 68 deletions
80
android/app/src/main/kotlin/com/rtirl/chat/MainActivity.kt
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