Merge pull request #796 from Bnyro/master

add data saver mode, history preference category

app/src/main/java/com/github/libretube/Globals.kt

@@ -1,7 +1,16 @@
 package com.github.libretube
 
+/**
+ * Global variables can be stored here
+ */
 object Globals {
+    // for the player fragment
     var isFullScreen = false
     var isMiniPlayerVisible = false
+
+    // for the settings
     var isCurrentViewMainSettings = true
+
+    // for the data saver mode
+    var dataSaverModeEnabled = false
 }

app/src/main/java/com/github/libretube/activities/MainActivity.kt

@@ -75,6 +75,13 @@ class MainActivity : AppCompatActivity() {
                 RetrofitInstance.url
             }
 
+        // save whether the data saver mode is enabled
+        Globals.dataSaverModeEnabled = PreferenceHelper.getBoolean(
+            this,
+            "data_saver_mode",
+            false
+        )
+
         // show noInternet Activity if no internet available on app startup
         if (!ConnectionHelper.isNetworkAvailable(this)) {
             val noInternetIntent = Intent(this, NoInternetActivity::class.java)
@@ -268,7 +275,8 @@ class MainActivity : AppCompatActivity() {
                 minimizePlayer()
             } catch (e: Exception) {
                 if (navController.currentDestination?.id == startFragmentId) {
-                    super.onBackPressed()
+                    // close app
+                    moveTaskToBack(true)
                 } else {
                     navController.popBackStack()
                 }

app/src/main/java/com/github/libretube/activities/SettingsActivity.kt

@@ -3,9 +3,10 @@ package com.github.libretube.activities
 import android.os.Build
 import android.os.Bundle
 import androidx.appcompat.app.AppCompatActivity
-import com.github.libretube.Globals
 import com.github.libretube.R
 import com.github.libretube.databinding.ActivitySettingsBinding
+import com.github.libretube.preferences.AboutFragment
+import com.github.libretube.preferences.CommunityFragment
 import com.github.libretube.preferences.MainSettings
 import com.github.libretube.util.ThemeHelper
 
@@ -22,6 +23,8 @@ class SettingsActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
 
         binding = ActivitySettingsBinding.inflate(layoutInflater)
+
+        // animate the layout transition
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
             overridePendingTransition(50, 50)
         }
@@ -43,16 +46,24 @@ class SettingsActivity : AppCompatActivity() {
     }
 
     override fun onBackPressed() {
-        if (Globals.isCurrentViewMainSettings) {
-            super.onBackPressed()
-            finishAndRemoveTask()
-        } else {
-            Globals.isCurrentViewMainSettings = true
-            supportFragmentManager
-                .beginTransaction()
-                .replace(R.id.settings, MainSettings())
-                .commit()
-            changeTopBarText(getString(R.string.settings))
+        when (supportFragmentManager.findFragmentById(R.id.settings)) {
+            is MainSettings -> {
+                super.onBackPressed()
+                finishAndRemoveTask()
+            }
+            is CommunityFragment -> {
+                supportFragmentManager
+                    .beginTransaction()
+                    .replace(R.id.settings, AboutFragment())
+                    .commit()
+            }
+            else -> {
+                supportFragmentManager
+                    .beginTransaction()
+                    .replace(R.id.settings, MainSettings())
+                    .commit()
+                changeTopBarText(getString(R.string.settings))
+            }
         }
     }
 

app/src/main/java/com/github/libretube/adapters/ChannelAdapter.kt

@@ -12,8 +12,8 @@ import com.github.libretube.databinding.VideoChannelRowBinding
 import com.github.libretube.dialogs.VideoOptionsDialog
 import com.github.libretube.fragments.PlayerFragment
 import com.github.libretube.obj.StreamItem
+import com.github.libretube.util.ConnectionHelper
 import com.github.libretube.util.formatShort
-import com.squareup.picasso.Picasso
 
 class ChannelAdapter(
     private val videoFeed: MutableList<StreamItem>,
@@ -45,7 +45,7 @@ class ChannelAdapter(
                 DateUtils.getRelativeTimeSpanString(trending.uploaded!!)
             channelDuration.text =
                 DateUtils.formatElapsedTime(trending.duration!!)
-            Picasso.get().load(trending.thumbnail).into(channelThumbnail)
+            ConnectionHelper.loadImage(trending.thumbnail, channelThumbnail)
             root.setOnClickListener {
                 var bundle = Bundle()
                 bundle.putString("videoId", trending.url!!.replace("/watch?v=", ""))

app/src/main/java/com/github/libretube/adapters/ChaptersAdapter.kt

@@ -5,8 +5,8 @@ import android.view.ViewGroup
 import androidx.recyclerview.widget.RecyclerView
 import com.github.libretube.databinding.ChapterColumnBinding
 import com.github.libretube.obj.ChapterSegment
+import com.github.libretube.util.ConnectionHelper
 import com.google.android.exoplayer2.ExoPlayer
-import com.squareup.picasso.Picasso
 
 class ChaptersAdapter(
     private val chapters: List<ChapterSegment>,
@@ -23,7 +23,7 @@ class ChaptersAdapter(
     override fun onBindViewHolder(holder: ChaptersViewHolder, position: Int) {
         val chapter = chapters[position]
         holder.binding.apply {
-            Picasso.get().load(chapter.image).fit().centerCrop().into(chapterImage)
+            ConnectionHelper.loadImage(chapter.image, chapterImage)
             chapterTitle.text = chapter.title
 
             root.setOnClickListener {

app/src/main/java/com/github/libretube/adapters/CommentsAdapter.kt

@@ -14,9 +14,9 @@ import com.github.libretube.activities.MainActivity
 import com.github.libretube.databinding.CommentsRowBinding
 import com.github.libretube.obj.Comment
 import com.github.libretube.obj.CommentsPage
+import com.github.libretube.util.ConnectionHelper
 import com.github.libretube.util.RetrofitInstance
 import com.github.libretube.util.formatShort
-import com.squareup.picasso.Picasso
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
@@ -53,7 +53,7 @@ class CommentsAdapter(
                 " • " + comment.commentedTime.toString()
             commentText.text =
                 comment.commentText.toString()
-            Picasso.get().load(comment.thumbnail).fit().centerCrop().into(commentorImage)
+            ConnectionHelper.loadImage(comment.thumbnail, commentorImage)
             likesTextView.text =
                 comment.likeCount?.toLong().formatShort()
             if (comment.verified == true) {

app/src/main/java/com/github/libretube/adapters/PlaylistAdapter.kt

@@ -17,8 +17,8 @@ import com.github.libretube.fragments.PlayerFragment
 import com.github.libretube.obj.PlaylistId
 import com.github.libretube.obj.StreamItem
 import com.github.libretube.preferences.PreferenceHelper
+import com.github.libretube.util.ConnectionHelper
 import com.github.libretube.util.RetrofitInstance
-import com.squareup.picasso.Picasso
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
@@ -55,7 +55,7 @@ class PlaylistAdapter(
             playlistTitle.text = streamItem.title
             playlistDescription.text = streamItem.uploaderName
             playlistDuration.text = DateUtils.formatElapsedTime(streamItem.duration!!)
-            Picasso.get().load(streamItem.thumbnail).into(playlistThumbnail)
+            ConnectionHelper.loadImage(streamItem.thumbnail, playlistThumbnail)
             root.setOnClickListener {
                 var bundle = Bundle()
                 bundle.putString("videoId", streamItem.url!!.replace("/watch?v=", ""))

app/src/main/java/com/github/libretube/adapters/PlaylistsAdapter.kt

@@ -12,9 +12,9 @@ import com.github.libretube.databinding.PlaylistsRowBinding
 import com.github.libretube.obj.PlaylistId
 import com.github.libretube.obj.Playlists
 import com.github.libretube.preferences.PreferenceHelper
+import com.github.libretube.util.ConnectionHelper
 import com.github.libretube.util.RetrofitInstance
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.squareup.picasso.Picasso
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
@@ -45,7 +45,7 @@ class PlaylistsAdapter(
     override fun onBindViewHolder(holder: PlaylistsViewHolder, position: Int) {
         val playlist = playlists[position]
         holder.binding.apply {
-            Picasso.get().load(playlist.thumbnail).into(playlistThumbnail)
+            ConnectionHelper.loadImage(playlist.thumbnail, playlistThumbnail)
             // set imageview drawable as empty playlist if imageview empty
             if (playlistThumbnail.drawable == null) {
                 playlistThumbnail.setImageResource(R.drawable.ic_empty_playlist)

app/src/main/java/com/github/libretube/adapters/RepliesAdapter.kt

@@ -10,8 +10,8 @@ import com.github.libretube.R
 import com.github.libretube.activities.MainActivity
 import com.github.libretube.databinding.RepliesRowBinding
 import com.github.libretube.obj.Comment
+import com.github.libretube.util.ConnectionHelper
 import com.github.libretube.util.formatShort
-import com.squareup.picasso.Picasso
 
 class RepliesAdapter(
     private val replies: MutableList<Comment>
@@ -44,7 +44,7 @@ class RepliesAdapter(
                 " • " + reply.commentedTime.toString()
             commentText.text =
                 reply.commentText.toString()
-            Picasso.get().load(reply.thumbnail).fit().centerCrop().into(commentorImage)
+            ConnectionHelper.loadImage(reply.thumbnail, commentorImage)
             likesTextView.text =
                 reply.likeCount?.toLong().formatShort()
             if (reply.verified == true) {

app/src/main/java/com/github/libretube/adapters/SearchAdapter.kt

@@ -20,9 +20,9 @@ import com.github.libretube.fragments.PlayerFragment
 import com.github.libretube.obj.SearchItem
 import com.github.libretube.obj.Subscribe
 import com.github.libretube.preferences.PreferenceHelper
+import com.github.libretube.util.ConnectionHelper
 import com.github.libretube.util.RetrofitInstance
 import com.github.libretube.util.formatShort
-import com.squareup.picasso.Picasso
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
@@ -84,14 +84,14 @@ class SearchAdapter(
 
     private fun bindWatch(item: SearchItem, binding: VideoSearchRowBinding) {
         binding.apply {
-            Picasso.get().load(item.thumbnail).fit().centerCrop().into(searchThumbnail)
+            ConnectionHelper.loadImage(item.thumbnail, searchThumbnail)
             if (item.duration != -1L) {
                 searchThumbnailDuration.text = DateUtils.formatElapsedTime(item.duration!!)
             } else {
                 searchThumbnailDuration.text = root.context.getString(R.string.live)
                 searchThumbnailDuration.setBackgroundColor(R.attr.colorPrimaryDark)
             }
-            Picasso.get().load(item.uploaderAvatar).fit().centerCrop().into(searchChannelImage)
+            ConnectionHelper.loadImage(item.uploaderAvatar, searchChannelImage)
             searchDescription.text = item.title
             val viewsString = if (item.views?.toInt() != -1) item.views.formatShort() else ""
             val uploadDate = if (item.uploadedDate != null) item.uploadedDate else ""
@@ -131,7 +131,7 @@ class SearchAdapter(
 
     private fun bindChannel(item: SearchItem, binding: ChannelSearchRowBinding) {
         binding.apply {
-            Picasso.get().load(item.thumbnail).fit().centerCrop().into(searchChannelImage)
+            ConnectionHelper.loadImage(item.thumbnail, searchChannelImage)
             searchChannelName.text = item.name
             searchViews.text = root.context.getString(
                 R.string.subscribers,
@@ -219,7 +219,7 @@ class SearchAdapter(
 
     private fun bindPlaylist(item: SearchItem, binding: PlaylistSearchRowBinding) {
         binding.apply {
-            Picasso.get().load(item.thumbnail).fit().centerCrop().into(searchThumbnail)
+            ConnectionHelper.loadImage(item.thumbnail, searchThumbnail)
             if (item.videos?.toInt() != -1) searchPlaylistNumber.text = item.videos.toString()
             searchDescription.text = item.name
             searchName.text = item.uploaderName

app/src/main/java/com/github/libretube/adapters/SubscriptionAdapter.kt

@@ -15,8 +15,8 @@ import com.github.libretube.databinding.TrendingRowBinding
 import com.github.libretube.dialogs.VideoOptionsDialog
 import com.github.libretube.fragments.PlayerFragment
 import com.github.libretube.obj.StreamItem
+import com.github.libretube.util.ConnectionHelper
 import com.github.libretube.util.formatShort
-import com.squareup.picasso.Picasso
 
 class SubscriptionAdapter(
     private val videoFeed: List<StreamItem>,
@@ -72,8 +72,8 @@ class SubscriptionAdapter(
                 } catch (e: Exception) {
                 }
             }
-            Picasso.get().load(trending.thumbnail).into(thumbnail)
-            Picasso.get().load(trending.uploaderAvatar).into(channelImage)
+            ConnectionHelper.loadImage(trending.thumbnail, thumbnail)
+            ConnectionHelper.loadImage(trending.uploaderAvatar, channelImage)
             root.setOnClickListener {
                 val bundle = Bundle()
                 bundle.putString("videoId", trending.url!!.replace("/watch?v=", ""))

app/src/main/java/com/github/libretube/adapters/SubscriptionChannelAdapter.kt

@@ -12,8 +12,8 @@ import com.github.libretube.databinding.ChannelSubscriptionRowBinding
 import com.github.libretube.obj.Subscribe
 import com.github.libretube.obj.Subscription
 import com.github.libretube.preferences.PreferenceHelper
+import com.github.libretube.util.ConnectionHelper
 import com.github.libretube.util.RetrofitInstance
-import com.squareup.picasso.Picasso
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
@@ -40,7 +40,7 @@ class SubscriptionChannelAdapter(private val subscriptions: MutableList<Subscrip
         val subscription = subscriptions[position]
         holder.binding.apply {
             subscriptionChannelName.text = subscription.name
-            Picasso.get().load(subscription.avatar).into(subscriptionChannelImage)
+            ConnectionHelper.loadImage(subscription.avatar, subscriptionChannelImage)
             root.setOnClickListener {
                 val activity = root.context as MainActivity
                 val bundle = bundleOf("channel_id" to subscription.url)

app/src/main/java/com/github/libretube/adapters/TrendingAdapter.kt

@@ -15,8 +15,8 @@ import com.github.libretube.databinding.TrendingRowBinding
 import com.github.libretube.dialogs.VideoOptionsDialog
 import com.github.libretube.fragments.PlayerFragment
 import com.github.libretube.obj.StreamItem
+import com.github.libretube.util.ConnectionHelper
 import com.github.libretube.util.formatShort
-import com.squareup.picasso.Picasso
 
 class TrendingAdapter(
     private val videoFeed: List<StreamItem>,
@@ -63,12 +63,8 @@ class TrendingAdapter(
                 } catch (e: Exception) {
                 }
             }
-            if (trending.thumbnail!!.isNotEmpty()) {
-                Picasso.get().load(trending.thumbnail).into(thumbnail)
-            }
-            if (trending.uploaderAvatar!!.isNotEmpty()) {
-                Picasso.get().load(trending.uploaderAvatar).into(channelImage)
-            }
+            ConnectionHelper.loadImage(trending.thumbnail, thumbnail)
+            ConnectionHelper.loadImage(trending.uploaderAvatar, channelImage)
 
             root.setOnClickListener {
                 var bundle = Bundle()

app/src/main/java/com/github/libretube/adapters/WatchHistoryAdapter.kt

@@ -15,7 +15,7 @@ import com.github.libretube.databinding.WatchHistoryRowBinding
 import com.github.libretube.dialogs.VideoOptionsDialog
 import com.github.libretube.fragments.PlayerFragment
 import com.github.libretube.obj.WatchHistoryItem
-import com.squareup.picasso.Picasso
+import com.github.libretube.util.ConnectionHelper
 
 class WatchHistoryAdapter(
     private val watchHistory: MutableList<WatchHistoryItem>,
@@ -43,8 +43,8 @@ class WatchHistoryAdapter(
             channelName.text = video.uploader
             uploadDate.text = video.uploadDate
             thumbnailDuration.text = DateUtils.formatElapsedTime(video.duration?.toLong()!!)
-            Picasso.get().load(video.thumbnailUrl).into(thumbnail)
-            Picasso.get().load(video.uploaderAvatar).into(channelImage)
+            ConnectionHelper.loadImage(video.thumbnailUrl, thumbnail)
+            ConnectionHelper.loadImage(video.uploaderAvatar, channelImage)
 
             channelImage.setOnClickListener {
                 val activity = root.context as MainActivity

app/src/main/java/com/github/libretube/fragments/ChannelFragment.kt

@@ -14,9 +14,9 @@ import com.github.libretube.adapters.ChannelAdapter
 import com.github.libretube.databinding.FragmentChannelBinding
 import com.github.libretube.obj.Subscribe
 import com.github.libretube.preferences.PreferenceHelper
+import com.github.libretube.util.ConnectionHelper
 import com.github.libretube.util.RetrofitInstance
 import com.github.libretube.util.formatShort
-import com.squareup.picasso.Picasso
 import retrofit2.HttpException
 import java.io.IOException
 
@@ -194,8 +194,8 @@ class ChannelFragment : Fragment() {
                         binding.channelDescription.text = response.description?.trim()
                     }
 
-                    Picasso.get().load(response.bannerUrl).into(binding.channelBanner)
-                    Picasso.get().load(response.avatarUrl).into(binding.channelImage)
+                    ConnectionHelper.loadImage(response.bannerUrl, binding.channelBanner)
+                    ConnectionHelper.loadImage(response.avatarUrl, binding.channelImage)
                     channelAdapter = ChannelAdapter(
                         response.relatedStreams!!.toMutableList(),
                         childFragmentManager

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

@@ -57,6 +57,7 @@ import com.github.libretube.obj.Subscribe
 import com.github.libretube.preferences.PreferenceHelper
 import com.github.libretube.services.IS_DOWNLOAD_RUNNING
 import com.github.libretube.util.BackgroundMode
+import com.github.libretube.util.ConnectionHelper
 import com.github.libretube.util.CronetHelper
 import com.github.libretube.util.DescriptionAdapter
 import com.github.libretube.util.RetrofitInstance
@@ -87,7 +88,6 @@ import com.google.android.exoplayer2.util.RepeatModeUtil
 import com.google.android.exoplayer2.video.VideoSize
 import com.google.android.material.button.MaterialButton
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.squareup.picasso.Picasso
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
@@ -739,17 +739,19 @@ class PlayerFragment : Fragment() {
     }
 
     private fun initializePlayerView(view: View, response: Streams) {
-        binding.playerViewsInfo.text =
-            context?.getString(R.string.views, response.views.formatShort()) +
-            " • " + response.uploadDate
-        binding.textLike.text = response.likes.formatShort()
-        binding.textDislike.text = response.dislikes.formatShort()
-        Picasso.get().load(response.uploaderAvatar).into(binding.playerChannelImage)
-        binding.playerChannelName.text = response.uploader
+        binding.apply {
+            playerViewsInfo.text =
+                context?.getString(R.string.views, response.views.formatShort()) +
+                " • " + response.uploadDate
+            textLike.text = response.likes.formatShort()
+            textDislike.text = response.dislikes.formatShort()
+            ConnectionHelper.loadImage(response.uploaderAvatar, binding.playerChannelImage)
+            playerChannelName.text = response.uploader
 
-        binding.titleTextView.text = response.title
-        binding.playerTitle.text = response.title
-        binding.playerDescription.text = response.description
+            titleTextView.text = response.title
+            playerTitle.text = response.title
+            playerDescription.text = response.description
+        }
 
         playerBinding.exoTitle.text = response.title
 

app/src/main/java/com/github/libretube/preferences/AboutFragment.kt

@@ -81,6 +81,13 @@ class AboutFragment : Fragment() {
             showSnackBar(text)
             true
         }
+
+        binding.community.setOnClickListener {
+            val communityFragment = CommunityFragment()
+            parentFragmentManager.beginTransaction()
+                .replace(R.id.settings, communityFragment)
+                .commitNow()
+        }
     }
 
     private fun openLinkFromHref(link: String) {

app/src/main/java/com/github/libretube/preferences/AdvancedSettings.kt

@@ -3,6 +3,7 @@ package com.github.libretube.preferences
 import android.os.Bundle
 import androidx.preference.Preference
 import androidx.preference.PreferenceFragmentCompat
+import androidx.preference.SwitchPreferenceCompat
 import com.github.libretube.R
 import com.github.libretube.activities.SettingsActivity
 import com.github.libretube.dialogs.RequireRestartDialog
@@ -17,18 +18,10 @@ class AdvancedSettings : PreferenceFragmentCompat() {
         val settingsActivity = activity as SettingsActivity
         settingsActivity.changeTopBarText(getString(R.string.advanced))
 
-        // clear search history
-        val clearHistory = findPreference<Preference>("clear_history")
-        clearHistory?.setOnPreferenceClickListener {
-            PreferenceHelper.removePreference(requireContext(), "search_history")
-            true
-        }
-
-        // clear watch history and positions
-        val clearWatchHistory = findPreference<Preference>("clear_watch_history")
-        clearWatchHistory?.setOnPreferenceClickListener {
-            PreferenceHelper.removePreference(requireContext(), "watch_history")
-            PreferenceHelper.removePreference(requireContext(), "watch_positions")
+        val dataSaverMode = findPreference<SwitchPreferenceCompat>("data_saver_mode")
+        dataSaverMode?.setOnPreferenceChangeListener { _, _ ->
+            val restartDialog = RequireRestartDialog()
+            restartDialog.show(childFragmentManager, "RequireRestartDialog")
             true
         }
 

app/src/main/java/com/github/libretube/preferences/HistorySettings.kt

@@ -0,0 +1,38 @@
+package com.github.libretube.preferences
+
+import android.os.Bundle
+import androidx.preference.Preference
+import androidx.preference.PreferenceFragmentCompat
+import com.github.libretube.R
+import com.github.libretube.activities.SettingsActivity
+
+class HistorySettings : PreferenceFragmentCompat() {
+
+    override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
+        setPreferencesFromResource(R.xml.history_settings, rootKey)
+
+        val settingsActivity = activity as SettingsActivity
+        settingsActivity.changeTopBarText(getString(R.string.history))
+
+        // clear search history
+        val clearHistory = findPreference<Preference>("clear_history")
+        clearHistory?.setOnPreferenceClickListener {
+            PreferenceHelper.removePreference(requireContext(), "search_history")
+            true
+        }
+
+        // clear watch history and positions
+        val clearWatchHistory = findPreference<Preference>("clear_watch_history")
+        clearWatchHistory?.setOnPreferenceClickListener {
+            PreferenceHelper.removePreference(requireContext(), "watch_history")
+            true
+        }
+
+        // clear watch positions
+        val clearWatchPositions = findPreference<Preference>("clear_watch_positions")
+        clearWatchPositions?.setOnPreferenceClickListener {
+            PreferenceHelper.removePreference(requireContext(), "watch_positions")
+            true
+        }
+    }
+}

app/src/main/java/com/github/libretube/preferences/MainSettings.kt

@@ -64,6 +64,13 @@ class MainSettings : PreferenceFragmentCompat() {
             true
         }
 
+        val history = findPreference<Preference>("history")
+        history?.setOnPreferenceClickListener {
+            val newFragment = HistorySettings()
+            navigateToSettingsFragment(newFragment)
+            true
+        }
+
         val advanced = findPreference<Preference>("advanced")
         advanced?.setOnPreferenceClickListener {
             val newFragment = AdvancedSettings()
@@ -84,13 +91,6 @@ class MainSettings : PreferenceFragmentCompat() {
             navigateToSettingsFragment(newFragment)
             true
         }
-
-        val community = findPreference<Preference>("community")
-        community?.setOnPreferenceClickListener {
-            val newFragment = CommunityFragment()
-            navigateToSettingsFragment(newFragment)
-            true
-        }
     }
 
     private fun navigateToSettingsFragment(newFragment: Fragment) {

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

@@ -2,6 +2,9 @@ package com.github.libretube.util
 
 import android.content.Context
 import android.net.ConnectivityManager
+import android.widget.ImageView
+import com.github.libretube.Globals
+import com.squareup.picasso.Picasso
 
 object ConnectionHelper {
     fun isNetworkAvailable(context: Context): Boolean {
@@ -33,4 +36,12 @@ object ConnectionHelper {
 
         return connectivityManager.activeNetworkInfo?.isConnected ?: false
     }
+
+    // load an image from a url into an imageView
+    fun loadImage(url: String?, target: ImageView) {
+        // only load the image if the data saver mode is disabled
+        if (!Globals.dataSaverModeEnabled) {
+            Picasso.get().load(url).fit().centerCrop().into(target)
+        }
+    }
 }

app/src/main/res/drawable/ic_data_saver.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:tint="?android:attr/colorControlNormal"
+    android:viewportWidth="48"
+    android:viewportHeight="48">
+    <path
+        android:fillColor="#FF000000"
+        android:pathData="M22.55,31.45L22.55,25.4L16.5,25.4v-3h6.05v-6.05h3v6.05h6v3h-6v6.05ZM42.15,32.55 L37.75,30.1q0.6,-1.55 0.9,-3.075 0.3,-1.525 0.3,-3.025 0,-5.8 -3.825,-10.05Q31.3,9.7 25.6,9.2L25.6,4.1q7.85,0.55 13.15,6.225Q44.05,16 44.05,23.8q0,2.25 -0.475,4.425T42.15,32.55ZM24.05,44q-4.1,0 -7.75,-1.575 -3.65,-1.575 -6.375,-4.275t-4.3,-6.35Q4.05,28.15 4.05,24.05q0,-7.9 5.325,-13.6Q14.7,4.75 22.6,4.15v5.1q-5.75,0.55 -9.6,4.775Q9.15,18.25 9.15,24.05q0,6.2 4.35,10.525T24.05,38.9q3.6,0 6.8,-1.625 3.2,-1.625 5.45,-4.575l4.4,2.55q-2.9,4.15 -7.275,6.45T24.05,44Z" />
+</vector>

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

@@ -117,6 +117,24 @@
 
         </com.google.android.material.card.MaterialCardView>
 
+        <com.google.android.material.card.MaterialCardView
+            android:id="@+id/community"
+            style="@style/AboutCard">
+
+            <LinearLayout style="@style/AboutItem">
+
+                <ImageView
+                    style="@style/AboutImageView"
+                    android:src="@drawable/ic_community" />
+
+                <TextView
+                    style="@style/AboutTextView"
+                    android:text="@string/community" />
+
+            </LinearLayout>
+
+        </com.google.android.material.card.MaterialCardView>
+
     </LinearLayout>
 
 </ScrollView>

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

@@ -23,8 +23,7 @@
         <ImageView
             android:id="@+id/thumbnail"
             android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:src="@mipmap/ic_launcher" />
+            android:layout_height="match_parent" />
 
         <androidx.cardview.widget.CardView
             android:layout_width="wrap_content"

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

@@ -145,7 +145,7 @@
     <string name="advanced">Advanced</string>
     <string name="player">Player</string>
     <string name="appearance_summary">Adjust the app to your liking.</string>
-    <string name="advanced_summary">Downloads, history</string>
+    <string name="advanced_summary">Downloads, reset</string>
     <string name="live">Live</string>
     <string name="no_replies">This comment has no replies.</string>
     <string name="authors">Authors</string>
@@ -209,7 +209,7 @@
     <string name="restore">Restore</string>
     <string name="watch_history">Watch History</string>
     <string name="watch_positions">Remember position</string>
-    <string name="watch_positions_summary">Remember the watch position and automatically seek to it.</string>
+    <string name="watch_positions_summary">Restore last watch position</string>
     <string name="auth_instance">Authentication instance</string>
     <string name="auth_instance_summary">Use a different instance for authenticated calls.</string>
     <string name="auth_instances">Choose an auth instance</string>
@@ -242,4 +242,11 @@
     <string name="pure_theme">Pure theme</string>
     <string name="pure_theme_summary">Pure white/black theme</string>
     <string name="no_player_found">No external player found. Please make sure you have one installed.</string>
+    <string name="data_saver_mode">Data saver mode</string>
+    <string name="data_saver_mode_summary">Don\'t load thumbnails and other images to save data.</string>
+    <string name="search_history_summary">Store the search queries locally</string>
+    <string name="watch_history_summary">Keep track of watched videos locally</string>
+    <string name="history_summary">Watch and search history</string>
+    <string name="watch_positions_title">Watch positions</string>
+    <string name="reset_watch_positions">Reset watch positions</string>
 </resources>

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

@@ -31,44 +31,13 @@
 
     </PreferenceCategory>
 
-    <PreferenceCategory app:title="@string/search_history">
+    <PreferenceCategory app:title="@string/advanced">
 
         <SwitchPreferenceCompat
-            android:defaultValue="true"
-            android:icon="@drawable/ic_history_filled"
-            app:key="search_history_toggle"
-            app:title="@string/search_history" />
-
-        <Preference
-            android:icon="@drawable/ic_trash"
-            app:key="clear_history"
-            app:title="@string/clear_history" />
-
-    </PreferenceCategory>
-
-    <PreferenceCategory app:title="@string/watch_history">
-
-        <SwitchPreferenceCompat
-            android:defaultValue="true"
-            android:icon="@drawable/ic_time_outlined"
-            app:key="watch_history_toggle"
-            app:title="@string/watch_history" />
-
-        <SwitchPreferenceCompat
-            android:defaultValue="true"
-            android:icon="@drawable/ic_play_filled"
-            app:key="watch_position_toggle"
-            app:summary="@string/watch_positions_summary"
-            app:title="@string/watch_positions" />
-
-        <Preference
-            android:icon="@drawable/ic_trash"
-            app:key="clear_watch_history"
-            app:title="@string/clear_history" />
-
-    </PreferenceCategory>
-
-    <PreferenceCategory>
+            android:icon="@drawable/ic_data_saver"
+            android:summary="@string/data_saver_mode_summary"
+            app:key="data_saver_mode"
+            app:title="@string/data_saver_mode" />
 
         <Preference
             android:icon="@drawable/ic_reset"

app/src/main/res/xml/history_settings.xml

@@ -0,0 +1,53 @@
+<?xml version="1.0" encoding="utf-8"?>
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <PreferenceCategory app:title="@string/search_history">
+
+        <SwitchPreferenceCompat
+            android:defaultValue="true"
+            android:icon="@drawable/ic_history_filled"
+            android:summary="@string/search_history_summary"
+            app:key="search_history_toggle"
+            app:title="@string/search_history" />
+
+        <Preference
+            android:icon="@drawable/ic_trash"
+            app:key="clear_history"
+            app:title="@string/clear_history" />
+
+    </PreferenceCategory>
+
+    <PreferenceCategory app:title="@string/watch_history">
+
+        <SwitchPreferenceCompat
+            android:defaultValue="true"
+            android:icon="@drawable/ic_time_outlined"
+            android:summary="@string/watch_history_summary"
+            app:key="watch_history_toggle"
+            app:title="@string/watch_history" />
+
+        <Preference
+            android:icon="@drawable/ic_trash"
+            app:key="clear_watch_history"
+            app:title="@string/clear_history" />
+
+    </PreferenceCategory>
+
+    <PreferenceCategory app:title="@string/watch_positions_title">
+
+        <SwitchPreferenceCompat
+            android:defaultValue="true"
+            android:icon="@drawable/ic_play_filled"
+            app:key="watch_position_toggle"
+            app:summary="@string/watch_positions_summary"
+            app:title="@string/watch_positions" />
+
+        <Preference
+            app:title="@string/reset_watch_positions"
+            android:icon="@drawable/ic_reset"
+            app:key="reset_watch_positions" />
+
+    </PreferenceCategory>
+
+</PreferenceScreen>

app/src/main/res/xml/settings.xml

@@ -50,6 +50,12 @@
             app:summary="@string/player_summary"
             app:title="@string/audio_video" />
 
+        <Preference
+            android:icon="@drawable/ic_history_filled"
+            android:summary="@string/history_summary"
+            app:key="history"
+            app:title="@string/history" />
+
         <Preference
             android:icon="@drawable/ic_list"
             app:key="advanced"
@@ -71,11 +77,6 @@
             app:key="about"
             app:title="@string/about" />
 
-        <Preference
-            android:icon="@drawable/ic_community"
-            app:key="community"
-            app:title="@string/community" />
-
     </PreferenceCategory>
 
 </PreferenceScreen>