refactor: prefer using Duration than milliseconds

data/playback/src/commonMain/kotlin/fr/ajaury/gwenedeg/player/data/PlaybackRepositoryImpl.kt

@@ -56,8 +56,8 @@ internal class PlaybackRepositoryImpl(
 
     private val playbackTiming = currentPosition.map { currentPosition ->
         PlaybackTiming(
-            positionMs = currentPosition.inWholeMilliseconds,
-            durationMs = duration.inWholeMilliseconds,
+            position = currentPosition,
+            duration = duration,
         )
     }
 

data/playback/src/commonMain/kotlin/fr/ajaury/gwenedeg/player/model/PlaybackTiming.kt

@@ -1,9 +1,9 @@
 package fr.ajaury.gwenedeg.player.model
 
+import kotlin.time.Duration
+import kotlin.time.Duration.Companion.milliseconds
+
 data class PlaybackTiming(
-    val positionMs: Long = 0L,
-    val durationMs: Long = 0L,
-) {
-    val progress: Float
-        get() = if (durationMs > 0) (positionMs.toFloat() / durationMs).coerceIn(0f, 1f) else 0f
-}
+    val position: Duration = 0.milliseconds,
+    val duration: Duration = 0.milliseconds,
+)