fix(android): hold wake and wifi locks during downloads (#1546)

Co-authored-by: Simon Eklundh <github@oakgrove.site>
Co-authored-by: Gauvain <contact@uruk.dev>

modules/background-downloader/android/src/main/AndroidManifest.xml

@@ -2,7 +2,8 @@
   <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
   <uses-permission android:name="android.permission.FOREGROUND_SERVICE_DATA_SYNC" />
   <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
-  
+  <uses-permission android:name="android.permission.WAKE_LOCK" />
+
   <application>
     <service
       android:name=".DownloadService"

modules/background-downloader/android/src/main/java/expo/modules/backgrounddownloader/DownloadService.kt

@@ -9,6 +9,7 @@ import android.content.pm.ServiceInfo
 import android.os.Binder
 import android.os.Build
 import android.os.IBinder
+import android.os.PowerManager
 import android.os.SystemClock
 import android.util.Log
 import androidx.core.app.NotificationCompat
@@ -27,6 +28,7 @@ class DownloadService : Service() {
   private var currentDownloadTitle = "Preparing download..."
   private var currentProgress = 0
   private var isForegroundStarted = false
+  private var wakeLock: PowerManager.WakeLock? = null
 
   inner class DownloadServiceBinder : Binder() {
     fun getService(): DownloadService = this@DownloadService
@@ -36,6 +38,12 @@ class DownloadService : Service() {
     super.onCreate()
     Log.d(TAG, "DownloadService created")
     createNotificationChannel()
+
+    val pm = getSystemService(PowerManager::class.java)
+    wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Streamyfin::DownloadWakeLock")
+    wakeLock?.acquire()
+
+    Log.d(TAG, "Wake lock acquired")
   }
 
   override fun onBind(intent: Intent?): IBinder {
@@ -93,6 +101,8 @@ class DownloadService : Service() {
   }
   
   override fun onDestroy() {
+    wakeLock?.let { if (it.isHeld) it.release() }
+    Log.d(TAG, "Wake lock released")
     Log.d(TAG, "DownloadService destroyed")
     super.onDestroy()
   }