fix(FEC-12335): Side Panel Item gets refreshed in every 'change media' (

#562)

solves: FEC-12335

related prs:
kaltura/playkit-js#659
kaltura/playkit-js-ui#687

src/common/playlist/playlist-manager.js

@@ -282,7 +282,6 @@ class PlaylistManager {
     this._playlist.activeItemIndex = index;
     if (activeItem.isPlayable()) {
       this._resetProviderPluginsConfig();
-      this._player.reset();
       const mergedPluginsConfigAndFromApp = mergeProviderPluginsConfig(activeItem.plugins, this._player.config.plugins);
       const providerPlugins = mergedPluginsConfigAndFromApp[0];
       this._appPluginConfig = mergedPluginsConfigAndFromApp[1];
@@ -293,7 +292,6 @@ class PlaylistManager {
     } else {
       if (this._mediaInfoList[index]) {
         this._resetProviderPluginsConfig();
-        this._player.reset();
         const media = ({sources: activeItem.sources}: any);
         this._player.setMedia(media);
         return this._player.loadMedia(this._mediaInfoList[index]).then(mediaConfig => {

src/kaltura-player.js

@@ -156,7 +156,7 @@ class KalturaPlayer extends FakeEventTarget {
 
   setMedia(mediaConfig: KPMediaConfig): void {
     KalturaPlayer._logger.debug('setMedia', mediaConfig);
-    this.reset();
+    this.reset(true);
     const playerConfig = Utils.Object.copyDeep(mediaConfig);
     //merge the current sources from player to keep the sources passed from constructor earlier
     const sources = Utils.Object.mergeDeep({}, playerConfig.sources, this._localPlayer.sources);
@@ -344,7 +344,7 @@ class KalturaPlayer extends FakeEventTarget {
     return this._localPlayer.getVideoElement();
   }
 
-  reset(): void {
+  reset(isChangeMedia: boolean = false): void {
     if (!this._reset) {
       this._reset = true;
       this._firstPlay = true;
@@ -356,7 +356,7 @@ class KalturaPlayer extends FakeEventTarget {
       this._resetProviderPluginsConfig();
       this._pluginManager.reset();
       this._cuepointManager.reset();
-      this._localPlayer.reset();
+      this._localPlayer.reset(isChangeMedia);
       this._thumbnailManager?.destroy();
     }
   }