Merge pull request #2503 from Bnyro/data-saver-metered

Option to allow data saver on metered networks

app/src/main/java/com/github/libretube/ui/fragments/PlayerFragment.kt

@@ -82,6 +82,7 @@ import com.github.libretube.ui.sheets.CommentsSheet
 import com.github.libretube.ui.sheets.PlayingQueueSheet
 import com.github.libretube.util.BackgroundHelper
 import com.github.libretube.util.DashHelper
+import com.github.libretube.util.DataSaverMode
 import com.github.libretube.util.ImageHelper
 import com.github.libretube.util.NowPlayingNotification
 import com.github.libretube.util.PlayerHelper
@@ -651,13 +652,7 @@ class PlayerFragment : BaseFragment(), OnlinePlayerOptions {
                 setupSeekbarPreview()
                 if (!isLive) seekToWatchPosition()
                 exoPlayer.prepare()
-                if (!PreferenceHelper.getBoolean(
-                        PreferenceKeys.DATA_SAVER_MODE,
-                        false
-                    )
-                ) {
-                    exoPlayer.play()
-                }
+                if (!DataSaverMode.isEnabled(requireContext())) exoPlayer.play()
 
                 if (binding.playerMotionLayout.progress != 1.0f) {
                     // show controllers when not in picture in picture mode

app/src/main/java/com/github/libretube/util/DataSaverMode.kt

@@ -0,0 +1,16 @@
+package com.github.libretube.util
+
+import android.content.Context
+import com.github.libretube.constants.PreferenceKeys
+
+object DataSaverMode {
+    fun isEnabled(context: Context): Boolean {
+        val pref = PreferenceHelper.getString(PreferenceKeys.DATA_SAVER_MODE, "disabled")
+        return when (pref) {
+            "enabled" -> true
+            "disabled" -> false
+            "metered"-> NetworkHelper.isNetworkMobile(context)
+            else -> throw IllegalArgumentException()
+        }
+    }
+}

app/src/main/java/com/github/libretube/util/ImageHelper.kt

@@ -52,11 +52,7 @@ object ImageHelper {
      */
     fun loadImage(url: String?, target: ImageView) {
         // only load the image if the data saver mode is disabled
-        val dataSaverModeEnabled = PreferenceHelper.getBoolean(
-            PreferenceKeys.DATA_SAVER_MODE,
-            false
-        )
-        if (!dataSaverModeEnabled) target.load(url, imageLoader)
+        if (!DataSaverMode.isEnabled(target.context)) target.load(url, imageLoader)
     }
 
     fun downloadImage(context: Context, url: String, fileName: String) {

app/src/main/java/com/github/libretube/util/NowPlayingNotification.kt

@@ -109,7 +109,7 @@ class NowPlayingNotification(
             player: Player,
             callback: PlayerNotificationManager.BitmapCallback
         ): Bitmap? {
-            if (PreferenceHelper.getBoolean(PreferenceKeys.DATA_SAVER_MODE, false)) return null
+            if (DataSaverMode.isEnabled(context)) return null
 
             var bitmap: Bitmap? = null
 

app/src/main/res/layout/trending_row.xml

@@ -99,6 +99,6 @@
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toBottomOf="@+id/thumbnailcard"
         app:shapeAppearance="@style/CircleImageView"
-        app:srcCompat="@mipmap/ic_launcher" />
+        tools:srcCompat="@mipmap/ic_launcher" />
 
 </androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -425,4 +425,16 @@
         <item>name_reversed</item>
     </string-array>
 
+    <string-array name="dataSaverModeOptions">
+        <item>@string/disabled</item>
+        <item>@string/network_metered</item>
+        <item>@string/enabled</item>
+    </string-array>
+
+    <string-array name="dataSaverModeValues">
+        <item>disabled</item>
+        <item>metered</item>
+        <item>enabled</item>
+    </string-array>
+
 </resources>

app/src/main/res/xml/advanced_settings.xml

@@ -4,7 +4,10 @@
 
     <PreferenceCategory app:title="@string/advanced">
 
-        <SwitchPreferenceCompat
+        <ListPreference
+            android:defaultValue="disabled"
+            android:entries="@array/dataSaverModeOptions"
+            android:entryValues="@array/dataSaverModeValues"
             android:icon="@drawable/ic_data_saver"
             android:summary="@string/data_saver_mode_summary"
             app:key="data_saver_mode"