feat: add update method to artplayerPluginAudioTrack for dynamic audio options

docs/uncompiled/artplayer-plugin-audio-track/index.js

@@ -213,20 +213,18 @@ parcelHelpers.defineInteropFlag(exports);
 parcelHelpers.export(exports, "default", ()=>artplayerPluginAudioTrack);
 function artplayerPluginAudioTrack(option) {
     return (art)=>{
-        const { url, offset = 0, sync = 0.3 } = option;
-        if (!url) return {
-            name: 'artplayerPluginAudioTrack'
-        };
+        let { url, offset = 0, sync = 0.3 } = option;
         const audio = new Audio();
-        audio.src = url;
         audio.preload = 'auto';
+        if (url) audio.src = url;
         function syncAudio() {
-            if (!art.video) return;
+            if (!art.video || !url) return;
             const videoTime = art.currentTime;
             const targetTime = videoTime + offset;
             if (Math.abs(audio.currentTime - targetTime) > sync) audio.currentTime = targetTime;
         }
         art.on('play', ()=>{
+            if (!url) return;
             syncAudio();
             audio.play().catch((err)=>{
                 console.warn(err);
@@ -253,12 +251,22 @@ function artplayerPluginAudioTrack(option) {
             audio.src = '';
             audio.load();
         });
+        function update(newOption) {
+            if (newOption.url && newOption.url !== url) {
+                url = newOption.url;
+                audio.src = url;
+                if (art.playing) audio.play().catch((err)=>console.warn(err));
+            }
+            if (newOption.offset !== undefined) offset = newOption.offset;
+            if (newOption.sync !== undefined) sync = newOption.sync;
+        }
         audio.volume = art.volume;
         audio.muted = art.muted;
         audio.playbackRate = art.video?.playbackRate || 1;
         return {
             name: 'artplayerPluginAudioTrack',
-            audio
+            audio,
+            update
         };
     };
 }