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https://github.com/truewhile/MeBox.git
synced 2026-10-07 13:56:37 +08:00
优化
优化
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@@ -27,6 +27,23 @@ import { PlayerDanmakuPanel } from '../components/PlayerDanmakuPanel'
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//
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// External subtitles next to the source file are auto-discovered and
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// attached as <track> elements.
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const SUBTITLE_STORAGE_KEY = 'mmtl.subtitle'
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// 初始字幕偏好:localStorage 记录上次选择的轨道(-1=关闭);没有偏好时
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// 默认 0(自动加载第一条字幕)。
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function initialSubtitleIndex(): number {
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try {
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const saved = localStorage.getItem(SUBTITLE_STORAGE_KEY)
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if (saved !== null && saved !== '') {
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const n = parseInt(saved, 10)
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if (Number.isFinite(n)) return n
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}
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} catch {
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// ignore
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}
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return 0
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}
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export function PlayerPage() {
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const { id = '' } = useParams()
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const [params, setParams] = useSearchParams()
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@@ -40,6 +57,7 @@ export function PlayerPage() {
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const [media, setMedia] = useState<Media | null>(null)
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const [mode, setMode] = useState<PlayerMode>('direct')
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const [subs, setSubs] = useState<SubtitleTrack[]>([])
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const [subtitleIndex, setSubtitleIndex] = useState<number>(initialSubtitleIndex)
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const [hlsUnavailable, setHlsUnavailable] = useState(false)
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const [playerError, setPlayerError] = useState('')
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// 「客户端直连解码」模式:宿主机不转码,播放器强制 direct play、隐藏 HLS 切换。
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@@ -156,7 +174,13 @@ export function PlayerPage() {
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})
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subtitlesAPI
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.list(id)
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.then((tracks) => setSubs(tracks ?? []))
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.then((tracks) => {
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const list = tracks ?? []
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setSubs(list)
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// 记忆的轨道下标可能超出当前媒体的轨道数(不同媒体字幕数量不同),
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// 越界时回退到第一条;无字幕则关闭。
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setSubtitleIndex((cur) => (cur >= list.length ? (list.length > 0 ? 0 : -1) : cur))
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})
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.catch(() => setSubs([]))
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}, [id, params, directOnly])
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@@ -246,6 +270,16 @@ export function PlayerPage() {
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setParams(params, { replace: true })
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}, [mode, params, setParams])
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// 用户切换字幕轨道:-1=关闭;记忆偏好,下次播放默认沿用。
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const selectSubtitle = useCallback((index: number) => {
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setSubtitleIndex(index)
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try {
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localStorage.setItem(SUBTITLE_STORAGE_KEY, String(index))
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} catch {
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// ignore
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}
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}, [])
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const handleVideoError = useCallback(() => {
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// 浏览器对 <video src> 的错误描述非常有限,把详细原因
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// 转给开发者控制台 + 一条 toast;常见原因是 codec 不支持。
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@@ -281,6 +315,8 @@ export function PlayerPage() {
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media={media}
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playerError={playerError}
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subs={subs}
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subtitleIndex={subtitleIndex}
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onSelectSubtitle={selectSubtitle}
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videoRef={ref}
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onVideoError={handleVideoError}
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danmakuEnabled={danmakuEnabled}
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