indicate empty history and results

app/src/main/java/com/github/libretube/extensions/SetWatchProgressLength.kt

@@ -19,7 +19,8 @@ fun View?.setWatchProgressLength(videoId: String, duration: Long) {
                 positions.forEach {
                     if (it.videoId == videoId) {
                         val fullWidth = (parent as LinearLayout).width
-                        if (duration != 0L) newWidth = (fullWidth * (it.position / (duration))) / 1000
+                        if (duration != 0L) newWidth =
+                            (fullWidth * (it.position / (duration))) / 1000
                         return@forEach
                     }
                 }

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

@@ -563,7 +563,11 @@ class PlayerFragment : Fragment() {
             exoPlayer.pause()
 
             // start the background mode
-            BackgroundHelper.playOnBackground(requireContext(), videoId!!, exoPlayer.currentPosition)
+            BackgroundHelper.playOnBackground(
+                requireContext(),
+                videoId!!,
+                exoPlayer.currentPosition
+            )
         }
 
         binding.playerScrollView.viewTreeObserver

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

@@ -15,7 +15,6 @@ import com.github.libretube.adapters.SearchHistoryAdapter
 import com.github.libretube.adapters.SearchSuggestionsAdapter
 import com.github.libretube.databinding.FragmentSearchBinding
 import com.github.libretube.preferences.PreferenceHelper
-import com.github.libretube.preferences.PreferenceKeys
 import com.github.libretube.util.RetrofitInstance
 import retrofit2.HttpException
 import java.io.IOException
@@ -43,23 +42,12 @@ class SearchFragment() : Fragment() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
-        // add the query to the history
-        if (query != null) addToHistory(query!!)
-
         binding.suggestionsRecycler.layoutManager = LinearLayoutManager(requireContext())
         // fetch the search or history
         if (query == null || query == "") showHistory()
         else fetchSuggestions(query!!)
     }
 
-    private fun addToHistory(query: String) {
-        val searchHistoryEnabled =
-            PreferenceHelper.getBoolean(PreferenceKeys.SEARCH_HISTORY_TOGGLE, true)
-        if (searchHistoryEnabled && query != "") {
-            PreferenceHelper.saveToSearchHistory(query)
-        }
-    }
-
     private fun fetchSuggestions(query: String) {
         fun run() {
             lifecycleScope.launchWhenCreated {
@@ -95,6 +83,9 @@ class SearchFragment() : Fragment() {
                     historyList,
                     (activity as MainActivity).searchView
                 )
+        } else {
+            binding.suggestionsRecycler.visibility = View.GONE
+            binding.historyEmpty.visibility = View.VISIBLE
         }
     }
 

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

@@ -7,11 +7,12 @@ import android.view.View
 import android.view.ViewGroup
 import androidx.fragment.app.Fragment
 import androidx.lifecycle.lifecycleScope
-import androidx.navigation.fragment.findNavController
 import androidx.recyclerview.widget.LinearLayoutManager
 import com.github.libretube.R
 import com.github.libretube.adapters.SearchAdapter
 import com.github.libretube.databinding.FragmentSearchResultBinding
+import com.github.libretube.preferences.PreferenceHelper
+import com.github.libretube.preferences.PreferenceKeys
 import com.github.libretube.util.RetrofitInstance
 import com.github.libretube.util.hideKeyboard
 import retrofit2.HttpException
@@ -44,6 +45,9 @@ class SearchResultFragment : Fragment() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
+        // add the query to the history
+        addToHistory(query)
+
         // filter options
         binding.filterChipGroup.setOnCheckedStateChangeListener { _, _ ->
             apiSearchFilter = when (
@@ -90,6 +94,9 @@ class SearchResultFragment : Fragment() {
                     binding.searchRecycler.layoutManager = LinearLayoutManager(requireContext())
                     searchAdapter = SearchAdapter(response.items, childFragmentManager)
                     binding.searchRecycler.adapter = searchAdapter
+                } else {
+                    binding.searchContainer.visibility = View.GONE
+                    binding.noSearchResult.visibility = View.VISIBLE
                 }
             }
             nextPage = response.nextpage!!
@@ -121,6 +128,14 @@ class SearchResultFragment : Fragment() {
         }
     }
 
+    private fun addToHistory(query: String) {
+        val searchHistoryEnabled =
+            PreferenceHelper.getBoolean(PreferenceKeys.SEARCH_HISTORY_TOGGLE, true)
+        if (searchHistoryEnabled && query != "") {
+            PreferenceHelper.saveToSearchHistory(query)
+        }
+    }
+
     private fun Fragment?.runOnUiThread(action: () -> Unit) {
         this ?: return
         if (!isAdded) return // Fragment not attached to an Activity

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

@@ -197,7 +197,8 @@ class SubscriptionsFragment : Fragment() {
                     binding.subRefresh.isRefreshing = false
                 }
                 if (response.isNotEmpty()) {
-                    binding.subChannels.adapter = SubscriptionChannelAdapter(response.toMutableList())
+                    binding.subChannels.adapter =
+                        SubscriptionChannelAdapter(response.toMutableList())
                 } else {
                     Toast.makeText(context, R.string.subscribeIsEmpty, Toast.LENGTH_SHORT).show()
                 }

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

@@ -18,7 +18,8 @@ class NotificationSettings : PreferenceFragmentCompat() {
         val settingsActivity = activity as SettingsActivity
         settingsActivity.changeTopBarText(getString(R.string.notifications))
 
-        val notificationsEnabled = findPreference<SwitchPreferenceCompat>(PreferenceKeys.NOTIFICATION_ENABLED)
+        val notificationsEnabled =
+            findPreference<SwitchPreferenceCompat>(PreferenceKeys.NOTIFICATION_ENABLED)
         notificationsEnabled?.setOnPreferenceChangeListener { _, _ ->
             updateNotificationPrefs()
             true

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

@@ -7,7 +7,8 @@ import androidx.work.WorkerParameters
 /**
  * The notification worker which checks for new streams in a certain frequency
  */
-class NotificationWorker(appContext: Context, parameters: WorkerParameters) : Worker(appContext, parameters) {
+class NotificationWorker(appContext: Context, parameters: WorkerParameters) :
+    Worker(appContext, parameters) {
     private val TAG = "NotificationWorker"
 
     override fun doWork(): Result {

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

@@ -36,9 +36,9 @@
         android:layout_alignParentEnd="true"
         android:layout_centerVertical="true"
         android:stateListAnimator="@null"
+        android:text="@string/unsubscribe"
         android:textColor="?android:attr/textColorPrimary"
         android:textSize="12sp"
         app:cornerRadius="20dp"
-        app:elevation="20dp"
+        app:elevation="20dp" />
-        android:text="@string/unsubscribe" />
 </RelativeLayout>

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

@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="wrap_content"
     android:layout_height="match_parent"
-    xmlns:tools="http://schemas.android.com/tools"
     android:background="?attr/selectableItemBackground"
     android:backgroundTint="@android:color/transparent"
     app:strokeWidth="0dp">
@@ -24,13 +24,13 @@
 
         <TextView
             android:id="@+id/chapter_title"
-            tools:text="Title"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_marginTop="3dp"
             android:ellipsize="end"
             android:maxLines="3"
-            android:textSize="13sp" />
+            android:textSize="13sp"
+            tools:text="Title" />
 
     </LinearLayout>
 

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

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
-<merge xmlns:tools="http://schemas.android.com/tools"
+<merge xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:app="http://schemas.android.com/apk/res-auto">
+    xmlns:tools="http://schemas.android.com/tools">
 
     <View
         android:id="@id/exo_controls_background"
@@ -179,8 +179,8 @@
                     style="@style/TimeString" />
 
                 <TextView
-                    android:text="  •  "
                     style="@style/TimeString"
+                    android:text="  •  "
                     tools:ignore="HardcodedText" />
 
                 <TextView
@@ -210,8 +210,8 @@
 
                 <TextView
                     android:id="@+id/liveIndicator"
-                    android:text="@string/live"
+                    style="@style/TimeString"
-                    style="@style/TimeString" />
+                    android:text="@string/live" />
 
             </LinearLayout>
 

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

@@ -376,9 +376,9 @@
         <com.github.libretube.views.DoubleTapOverlay
             android:id="@+id/doubleTapOverlay"
             android:layout_width="match_parent"
+            android:layout_height="wrap_content"
             android:layout_gravity="center"
-            android:gravity="center"
+            android:gravity="center" />
-            android:layout_height="wrap_content" />
 
     </com.github.libretube.views.CustomExoPlayerView>
 
@@ -411,12 +411,12 @@
         android:id="@+id/title_textView"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:paddingVertical="15dp"
-        android:paddingStart="8dp"
-        android:paddingEnd="12dp"
         android:alpha="0"
         android:ellipsize="end"
         android:maxLines="1"
+        android:paddingVertical="15dp"
+        android:paddingStart="8dp"
+        android:paddingEnd="12dp"
         android:visibility="gone"
         app:layout_constraintBottom_toBottomOf="@+id/play_imageView"
         app:layout_constraintEnd_toStartOf="@+id/play_imageView"

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

@@ -11,4 +11,29 @@
         android:layout_height="wrap_content"
         android:layout_marginVertical="10dp" />
 
+    <LinearLayout
+        android:id="@+id/history_empty"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:orientation="vertical"
+        android:visibility="gone">
+
+        <ImageView
+            android:layout_width="100dp"
+            android:layout_height="100dp"
+            android:layout_gravity="center"
+            android:layout_marginVertical="10dp"
+            android:src="@drawable/ic_history" />
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/history_empty"
+            android:textAlignment="center"
+            android:textSize="20sp"
+            android:textStyle="bold" />
+
+    </LinearLayout>
+
 </FrameLayout>

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

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
@@ -7,6 +7,12 @@
     android:orientation="vertical"
     tools:context=".fragments.SearchFragment">
 
+    <LinearLayout
+        android:id="@+id/search_container"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical">
+
         <HorizontalScrollView
             android:id="@+id/filter_bar"
             android:layout_width="wrap_content"
@@ -76,4 +82,31 @@
             android:layout_height="wrap_content"
             android:layout_margin="10dp" />
 
-</LinearLayout>
+    </LinearLayout>
+
+    <LinearLayout
+        android:id="@+id/no_search_result"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:orientation="vertical"
+        android:visibility="gone">
+
+        <ImageView
+            android:layout_width="100dp"
+            android:layout_height="100dp"
+            android:layout_gravity="center"
+            android:layout_marginVertical="10dp"
+            android:src="@drawable/ic_search" />
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/no_search_result"
+            android:textAlignment="center"
+            android:textSize="20sp"
+            android:textStyle="bold" />
+
+    </LinearLayout>
+
+</FrameLayout>

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

@@ -120,9 +120,9 @@
                         android:layout_width="wrap_content"
                         android:layout_height="wrap_content"
                         android:layout_gravity="end"
+                        android:layout_marginBottom="5dp"
                         android:drawablePadding="5dp"
                         android:paddingHorizontal="10dp"
-                        android:layout_marginBottom="5dp"
                         android:text="@string/most_recent"
                         android:textSize="16sp"
                         app:drawableEndCompat="@drawable/ic_arrow_downward" />

app/src/main/res/menu/action_bar.xml

@@ -4,11 +4,11 @@
 
     <item
         android:id="@+id/action_search"
+        android:focusableInTouchMode="true"
         android:icon="@drawable/ic_search"
         android:title="@string/search_hint"
-        app:showAsAction="ifRoom"
         app:actionViewClass="androidx.appcompat.widget.SearchView"
-        android:focusableInTouchMode="true" />
+        app:showAsAction="ifRoom" />
 
     <item
         android:id="@+id/action_settings"

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

@@ -286,4 +286,5 @@
     <string name="network_wifi">WiFi only</string>
     <string name="translate">Translate</string>
     <string name="translate_summary">Help by translating the app to the language you speak</string>
+    <string name="no_search_result">No results found.</string>
 </resources>

app/src/main/res/xml/notification_settings.xml

@@ -6,10 +6,10 @@
 
         <SwitchPreferenceCompat
             android:icon="@drawable/ic_notification"
+            android:summary="@string/notify_new_streams_summary"
             app:defaultValue="true"
             app:key="notification_toggle"
-            app:title="@string/notify_new_streams"
+            app:title="@string/notify_new_streams" />
-            android:summary="@string/notify_new_streams_summary"/>
 
         <ListPreference
             android:icon="@drawable/ic_time"