fix(multiple-subtitles): [PKG-MULTI-SUB-07] preserve inline timestamps and caption text

packages/artplayer-plugin-multiple-subtitles/src/caption.ts

@@ -0,0 +1,21 @@
+import type Artplayer from 'artplayer'
+import type { Lifetime } from './types'
+import { TIMESTAMP_CLASS } from './merge'
+
+export default function installCaptionView(art: Pick<Artplayer, 'on' | 'off' | 'template'>, lifetime: Lifetime): void {
+  function update(): void {
+    if (lifetime.closed)
+      return
+    // HTML does not pair <c.class> with </c>; unwrap while preserving following caption nodes.
+    for (const marker of Array.from(art.template.$subtitle.getElementsByTagName(`c.${TIMESTAMP_CLASS}`))) {
+      const first = marker.firstChild
+      if (first?.nodeType === 3)
+        first.nodeValue = (first.nodeValue || '').replace(/^<(?:\d+:)?\d{2}:\d{2}\.\d{3}>/, '')
+      marker.replaceWith(...Array.from(marker.childNodes))
+    }
+  }
+  if (lifetime.closed)
+    return
+  lifetime.own(() => art.off('subtitleAfterUpdate', update))
+  art.on('subtitleAfterUpdate', update)
+}