refactor(mediabunny): [PKG-MB-08] checkpoint typed entry and compatible media declarations

packages/artplayer-proxy-mediabunny/src/entry-lifecycle.ts

@@ -0,0 +1,45 @@
+import type { ProxyOptions, ShimHost } from './engine-types'
+import type { MenuHost } from './m3u8-types'
+import type VideoShim from './VideoShim'
+import { releaseAll } from './cleanup'
+import { setupM3u8Controls } from './m3u8'
+
+export interface EntryHost extends ShimHost, MenuHost {
+  constructor: ShimHost['constructor'] & { utils: { createElement: (tag: 'canvas') => HTMLCanvasElement } }
+  option: ShimHost['option'] & { autoSize?: boolean }
+  template?: { $player?: HTMLElement }
+  mediabunny?: unknown
+}
+
+export function entryLifecycle(art: EntryHost, canvas: HTMLCanvasElement, shim: VideoShim, option: ProxyOptions) {
+  let closed = false
+  let controls: ReturnType<typeof setupM3u8Controls>
+  function resize(): void {
+    if (closed || !art.template?.$player || art.option.autoSize)
+      return
+    Object.assign(canvas.style, { width: '100%', height: '100%', objectFit: 'contain' })
+  }
+  function destroy(): void {
+    if (closed)
+      return
+    closed = true
+    releaseAll([
+      () => controls?.destroy(),
+      () => {
+        if (art.mediabunny === shim)
+          delete art.mediabunny
+      },
+      () => shim.destroy(),
+      () => art.off?.('resize', resize),
+      () => art.off?.('video:loadedmetadata', resize),
+      () => art.off?.('destroy', destroy),
+    ])
+  }
+  function install(): void {
+    art.on('resize', resize)
+    art.on('video:loadedmetadata', resize)
+    controls = setupM3u8Controls({ art, shim, option })
+    art.on('destroy', destroy)
+  }
+  return { install, destroy }
+}