Improve writting of all stream controllers lastCurrentTime on tick end

src/controller/audio-stream-controller.ts

@@ -311,13 +311,7 @@ class AudioStreamController
   }
 
   protected onTickEnd() {
-    const { media } = this;
-    if (!media?.readyState) {
-      // Exit early if we don't have media or if the media hasn't buffered anything yet (readyState 0)
-      return;
-    }
-
-    this.lastCurrentTime = media.currentTime;
+    super.onTickEnd();
     this.checkFragmentChanged();
   }
 

src/controller/base-stream-controller.ts

@@ -166,11 +166,14 @@ export default class BaseStreamController
     hls.off(Events.ERROR, this.onError, this);
   }
 
-  protected doTick() {
-    this.onTickEnd();
-  }
+  protected doTick() {}
 
-  protected onTickEnd() {}
+  protected onTickEnd() {
+    const { media } = this;
+    if (media?.readyState && media.seeking === false) {
+      this.lastCurrentTime = media.currentTime;
+    }
+  }
 
   public startLoad(startPosition: number): void {}
 
@@ -380,7 +383,7 @@ export default class BaseStreamController
       this.levelLastLoaded =
       this.fragCurrent =
         null;
-    this.lastCurrentTime = 0;
+    this.lastCurrentTime = this.nextLoadPosition = 0;
     this.startPosition = -1;
     this.startFragRequested = false;
   }
@@ -477,6 +480,8 @@ export default class BaseStreamController
       this.nextLoadPosition = currentTime;
       if (bufferEmpty) {
         this.startPosition = currentTime;
+      } else {
+        this.lastCurrentTime = currentTime;
       }
     }
 
@@ -489,7 +494,7 @@ export default class BaseStreamController
   protected onMediaEnded = () => {
     // reset startPosition and lastCurrentTime to restart playback @ stream beginning
     this.log(`setting startPosition to 0 because media ended`);
-    this.startPosition = this.lastCurrentTime = 0;
+    this.startPosition = this.nextLoadPosition = this.lastCurrentTime = 0;
   };
 
   protected onManifestLoaded(

src/controller/stream-controller.ts

@@ -236,9 +236,6 @@ export default class StreamController
 
   protected onTickEnd() {
     super.onTickEnd();
-    if (this.media?.readyState && this.media.seeking === false) {
-      this.lastCurrentTime = this.media.currentTime;
-    }
     this.checkFragmentChanged();
   }
 

tests/unit/controller/base-stream-controller.ts

@@ -164,14 +164,22 @@ describe('BaseStreamController', function () {
 
   describe('Seeking Logic', function () {
     describe('onMediaSeeking', function () {
-      it('should handle backward seek behavior correctly', function () {
+      it('should handle backward seek after media buffered behavior correctly', function () {
+        // Mock hasEnoughToStart to return false:
+        // lastCurrentTime is updated with startPosition and nextLoadPosition before start
+        const hasEnoughToStartStub = sinon
+          .stub(baseStreamController.hls, 'hasEnoughToStart')
+          .get(() => true);
+
         // Setup initial state for backward seek
         baseStreamController.lastCurrentTime = 10.5;
         media.currentTime = 5.2;
 
         // Call onMediaSeeking - should execute without error
         expect(() => baseStreamController.onMediaSeeking()).to.not.throw();
 
+        hasEnoughToStartStub.restore();
+
         // Verify lastCurrentTime is not updated on backward seek
         expect(baseStreamController.lastCurrentTime).to.equal(10.5);
       });