feat: don't seek after scrubbing when stopping gesture above timebar

app/src/main/java/com/github/libretube/ui/activities/OfflinePlayerActivity.kt

@@ -85,7 +85,7 @@ class OfflinePlayerActivity : BaseActivity() {
             super.onPlaybackStateChanged(playbackState)
             // setup seekbar preview
             if (playbackState == Player.STATE_READY) {
-                binding.player.binding.exoProgress.addListener(
+                binding.player.binding.exoProgress.addSeekBarListener(
                     SeekbarPreviewListener(
                         timeFrameReceiver ?: return,
                         binding.player.binding,

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

@@ -948,8 +948,6 @@ class PlayerFragment : Fragment(), OnlinePlayerOptions {
                 player = exoPlayer
             }
 
-            playerBinding.exoProgress.setPlayer(exoPlayer)
-
             initializePlayerView()
 
             // don't continue playback when the fragment is re-created after Android killed it
@@ -1095,7 +1093,7 @@ class PlayerFragment : Fragment(), OnlinePlayerOptions {
         playerBinding.seekbarPreview.isGone = true
         seekBarPreviewListener?.let { playerBinding.exoProgress.removeListener(it) }
         seekBarPreviewListener = createSeekbarPreviewListener().also {
-            playerBinding.exoProgress.addListener(it)
+            playerBinding.exoProgress.addSeekBarListener(it)
         }
     }
 

app/src/main/java/com/github/libretube/ui/views/CustomExoPlayerView.kt

@@ -182,8 +182,9 @@ open class CustomExoPlayerView(
             }
         })
 
+        player?.let { binding.exoProgress.setPlayer(it) }
         // prevent the controls from disappearing while scrubbing the time bar
-        binding.exoProgress.addListener(object : TimeBar.OnScrubListener {
+        binding.exoProgress.addSeekBarListener(object : TimeBar.OnScrubListener {
             override fun onScrubStart(timeBar: TimeBar, position: Long) {
                 cancelHideControllerTask()
             }

app/src/main/java/com/github/libretube/ui/views/DismissableTimeBar.kt

@@ -0,0 +1,66 @@
+package com.github.libretube.ui.views
+
+import android.annotation.SuppressLint
+import android.content.Context
+import android.util.AttributeSet
+import android.view.MotionEvent
+import androidx.media3.common.Player
+import androidx.media3.common.util.UnstableApi
+import androidx.media3.ui.DefaultTimeBar
+import androidx.media3.ui.PlayerControlView
+import androidx.media3.ui.TimeBar
+import androidx.media3.ui.TimeBar.OnScrubListener
+import com.github.libretube.extensions.dpToPx
+
+@UnstableApi
+open class DismissableTimeBar(
+    context: Context,
+    attributeSet: AttributeSet? = null
+): DefaultTimeBar(context, attributeSet) {
+    private var shouldAddListener = false
+    var exoPlayer: Player? = null
+    private var lastYPosition = 0f
+
+    init {
+        addSeekBarListener(object : OnScrubListener {
+            override fun onScrubStart(timeBar: TimeBar, position: Long) = Unit
+
+            override fun onScrubMove(timeBar: TimeBar, position: Long) = Unit
+
+            override fun onScrubStop(timeBar: TimeBar, position: Long, canceled: Boolean) {
+                if (lastYPosition > MINIMUM_ACCEPTED_HEIGHT.dpToPx()) exoPlayer?.seekTo(position)
+            }
+        })
+    }
+
+    @SuppressLint("ClickableViewAccessibility")
+    override fun onTouchEvent(event: MotionEvent): Boolean {
+        lastYPosition = event.y
+
+        return super.onTouchEvent(event)
+    }
+
+    /**
+     * DO NOT CALL THIS METHOD DIRECTLY. Use [addSeekBarListener] instead!
+     */
+    override fun addListener(listener: OnScrubListener) {
+        if (shouldAddListener) super.addListener(listener)
+    }
+
+    /**
+     * Wrapper to circumvent adding the listener created by [PlayerControlView]
+     */
+    fun addSeekBarListener(listener: OnScrubListener) {
+        shouldAddListener = true
+        addListener(listener)
+        shouldAddListener = false
+    }
+
+    fun setPlayer(player: Player) {
+        this.exoPlayer = player
+    }
+
+    companion object {
+        private const val MINIMUM_ACCEPTED_HEIGHT = -70f
+    }
+}

app/src/main/java/com/github/libretube/ui/views/MarkableTimeBar.kt

@@ -7,9 +7,7 @@ import android.graphics.Rect
 import android.util.AttributeSet
 import android.view.View
 import androidx.core.view.marginLeft
-import androidx.media3.common.Player
 import androidx.media3.common.util.UnstableApi
-import androidx.media3.ui.DefaultTimeBar
 import com.github.libretube.api.obj.Segment
 import com.github.libretube.extensions.dpToPx
 import com.github.libretube.helpers.PreferenceHelper
@@ -23,10 +21,8 @@ import com.google.android.material.R
 class MarkableTimeBar(
     context: Context,
     attributeSet: AttributeSet? = null
-) : DefaultTimeBar(context, attributeSet) {
-
+) : DismissableTimeBar(context, attributeSet) {
     private var segments = listOf<Segment>()
-    private var player: Player? = null
     private var length: Int = 0
 
     private val progressBarHeight = 2f.dpToPx()
@@ -37,7 +33,7 @@ class MarkableTimeBar(
     }
 
     private fun drawSegments(canvas: Canvas) {
-        if (player == null) return
+        if (exoPlayer == null) return
 
         canvas.save()
         val horizontalOffset = (parent as View).marginLeft
@@ -68,7 +64,7 @@ class MarkableTimeBar(
     }
 
     private fun Float.toLength(): Int {
-        return (this * 1000 / player!!.duration * length).toInt()
+        return (this * 1000 / exoPlayer!!.duration * length).toInt()
     }
 
     fun setSegments(segments: List<Segment>) {
@@ -78,8 +74,4 @@ class MarkableTimeBar(
     fun clearSegments() {
         segments = listOf()
     }
-
-    fun setPlayer(player: Player) {
-        this.player = player
-    }
 }