425 lines
14 KiB
TypeScript
425 lines
14 KiB
TypeScript
import {
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ArrowDownUp,
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Download,
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FileText,
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Maximize,
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Maximize2,
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Minimize,
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Minimize2,
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Pause,
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Play,
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Repeat,
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Repeat1,
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RotateCcw,
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RotateCw,
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Volume2,
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VolumeX,
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} from "lucide-react";
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import Link from "next/link";
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import { memo, type ReactNode, type RefObject } from "react";
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import type { LoopMode, ObjectFit, User } from "../types.ts";
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import { formatAbsoluteUTC, formatRelativeTime, formatTime } from "../utils";
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import { MoreMenu, MoreMenuItem } from "./MoreMenu";
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import { ProgressBar } from "./ProgressBar";
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import { SegmentedProgressBar } from "./SegmentedProgressBar";
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interface MediaControlsProps {
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isVideo: boolean;
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isPlaying: boolean;
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progress: number;
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volume: number;
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rate: number;
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rotation: number;
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objectFit: ObjectFit;
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loopMode: LoopMode;
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isFullscreen: boolean;
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author: User;
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createdAt: string | Date;
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desc: string;
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// 视频专用
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videoRef?: RefObject<HTMLVideoElement | null>;
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// 图文专用
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currentIndex?: number;
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totalSegments?: number;
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segmentProgress?: number;
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musicUrl?: string | null;
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audioRef?: RefObject<HTMLAudioElement | null>;
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// 转录相关
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hasTranscript?: boolean;
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onShowTranscript?: () => void;
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// 回调
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onTogglePlay: () => void;
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onSeek: (ratio: number) => void;
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onVolumeChange: (volume: number) => void;
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onRateChange: (rate: number) => void;
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onRotationChange: (rotation: number) => void;
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onObjectFitChange: (fit: ObjectFit) => void;
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onLoopModeChange: (mode: LoopMode) => void;
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onDownload: () => void;
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onToggleFullscreen: () => void;
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}
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const CONTROL_BTN_CLASS =
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"w-[34px] h-[34px] inline-flex items-center justify-center rounded-full bg-white/15 text-white border border-white/20 cursor-pointer hover:bg-white/25 transition-colors";
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export const MediaControls = memo(function MediaControls({
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isVideo,
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isPlaying,
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progress,
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volume,
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rate,
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rotation,
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objectFit,
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loopMode,
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isFullscreen,
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author,
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createdAt,
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desc,
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videoRef,
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currentIndex = 0,
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totalSegments = 0,
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segmentProgress = 0,
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musicUrl,
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audioRef,
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hasTranscript = false,
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onShowTranscript,
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onTogglePlay,
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onSeek,
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onVolumeChange,
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onRateChange,
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onRotationChange,
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onObjectFitChange,
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onLoopModeChange,
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onDownload,
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onToggleFullscreen,
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}: MediaControlsProps) {
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const normalizedLoopMode =
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isVideo && loopMode === "single" ? "loop" : loopMode;
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const loopLabel = isVideo
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? normalizedLoopMode === "loop"
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? "循环播放"
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: "顺序播放"
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: loopMode === "single"
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? "单页循环"
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: loopMode === "loop"
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? "图文循环"
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: "顺序播放";
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const handleLoopModeToggle = (): void => {
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if (isVideo) {
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onLoopModeChange(normalizedLoopMode === "loop" ? "sequential" : "loop");
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return;
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}
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onLoopModeChange(
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loopMode === "loop"
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? "single"
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: loopMode === "single"
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? "sequential"
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: "loop",
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);
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};
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const renderLoopIcon = (): ReactNode => {
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if (!isVideo && loopMode === "single") return <Repeat1 size={18} />;
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if (normalizedLoopMode === "loop") return <Repeat size={18} />;
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return <ArrowDownUp size={18} />;
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};
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return (
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<div className="absolute left-0 right-0 bottom-0 z-40 px-3 pb-4 pt-2 bg-gradient-to-b from-black/0 via-black/45 to-black/65 flex flex-col gap-2.5">
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{/* 描述行 */}
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<div className="flex items-center gap-2.5 mb-1 pointer-events-none">
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{author.sec_uid ? (
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<Link
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href={`/author/${author.sec_uid}`}
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className="flex items-center gap-2.5 pointer-events-auto hover:opacity-80 transition-opacity"
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>
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<img
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src={author.avatar_url ?? ""}
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alt=""
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className="w-8 h-8 rounded-full"
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/>
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<span className="text-[15px] leading-tight text-white/95 drop-shadow font-medium">
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{author.nickname}
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</span>
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</Link>
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) : (
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<div className="flex items-center gap-2.5">
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<img
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src={author.avatar_url ?? ""}
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alt=""
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className="w-8 h-8 rounded-full"
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/>
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<span className="text-[15px] leading-tight text-white/95 drop-shadow">
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{author.nickname}
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</span>
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</div>
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)}
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<span className="text-[13px] leading-tight text-white/95 drop-shadow">
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·
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</span>
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<span
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className="text-[11px] leading-tight text-white/95 drop-shadow"
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title={formatAbsoluteUTC(createdAt)}
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>
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{formatRelativeTime(createdAt)}
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</span>
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</div>
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{desc ? (
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<div className="pointer-events-none">
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<p className="text-[13px] leading-tight text-white/95 max-h-[3.9em] overflow-hidden [display:-webkit-box] [-webkit-line-clamp:3] [-webkit-box-orient:vertical] drop-shadow">
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{desc}
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</p>
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</div>
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) : null}
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{/* 进度条：图文=分段；视频=单段 */}
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{!isVideo && totalSegments > 0 ? (
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<SegmentedProgressBar
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totalSegments={totalSegments}
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currentIndex={currentIndex}
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segmentProgress={segmentProgress}
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onSeek={onSeek}
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/>
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) : (
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<ProgressBar progress={progress} onSeek={onSeek} />
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)}
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{/* 控制按钮行 - 响应式布局 */}
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<div className="flex items-center justify-between gap-1.5 sm:gap-2.5">
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{/* 左侧：播放控制 + 时间/进度 */}
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<div className="inline-flex items-center gap-1.5 sm:gap-2 min-w-0">
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<button
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type="button"
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className={`${CONTROL_BTN_CLASS} shrink-0`}
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onClick={onTogglePlay}
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aria-label={isPlaying ? "暂停" : "播放"}
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>
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{isPlaying ? <Pause size={18} /> : <Play size={18} />}
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</button>
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{/* 播放进度显示 - 所有设备都显示 */}
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<div className="text-[13px] text-white/90 font-mono min-w-[70px] sm:min-w-[80px]">
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{isVideo
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? (() => {
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const v = videoRef?.current;
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const current = v?.currentTime ?? 0;
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const total = v?.duration ?? 0;
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return total > 0
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? `${formatTime(current)} / ${formatTime(total)}`
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: "--:-- / --:--";
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})()
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: `${currentIndex + 1} / ${totalSegments}`}
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</div>
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{/* 倍速 - 中等屏幕以上显示，仅视频 */}
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{isVideo && (
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<button
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type="button"
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className="hidden md:block h-[30px] px-[10px] rounded-full text-[12px] bg-white/15 text-white border border-white/20 cursor-pointer shrink-0 hover:bg-white/25 transition-colors"
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onClick={() => {
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const steps = [1, 1.25, 1.5, 2, 0.75, 0.5];
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const i = steps.indexOf(rate);
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const next = steps[(i + 1) % steps.length];
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onRateChange(next);
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}}
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aria-label="切换倍速"
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>
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{rate}x
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</button>
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)}
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</div>
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{/* 中间：音量控制 - 中等屏幕以上显示 */}
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<div className="hidden md:inline-flex items-center gap-2 shrink-0">
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{/* 旋转按钮 - 小屏幕以上显示 */}
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<button
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type="button"
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className={`hidden sm:inline-flex ${CONTROL_BTN_CLASS}`}
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onClick={() => onRotationChange((rotation + 270) % 360)}
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aria-label="向左旋转 90 度"
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title="向左旋转 90 度"
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>
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<RotateCcw size={18} />
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</button>
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<button
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type="button"
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className={CONTROL_BTN_CLASS}
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onClick={() => onVolumeChange(volume > 0 ? 0 : 1)}
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aria-label={volume > 0 ? "静音" : "取消静音"}
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>
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{volume > 0 ? <Volume2 size={18} /> : <VolumeX size={18} />}
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</button>
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<input
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type="range"
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min={0}
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max={1}
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step={0.05}
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value={volume}
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onChange={(e) => onVolumeChange(parseFloat(e.target.value))}
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className="w-20 lg:w-28 accent-white cursor-pointer"
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aria-label="音量"
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/>
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<button
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type="button"
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className={`hidden sm:inline-flex ${CONTROL_BTN_CLASS}`}
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onClick={() => onRotationChange((rotation + 90) % 360)}
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aria-label="向右旋转 90 度"
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title="向右旋转 90 度"
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>
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<RotateCw size={18} />
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</button>
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</div>
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{/* 右侧：功能按钮组 */}
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<div className="inline-flex items-center gap-1 sm:gap-1.5 lg:gap-2 shrink-0">
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{/* 音量按钮 - 仅在小屏幕显示（中等屏幕以上有滑块） */}
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<button
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type="button"
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className={`md:hidden ${CONTROL_BTN_CLASS}`}
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onClick={() => onVolumeChange(volume > 0 ? 0 : 1)}
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aria-label={volume > 0 ? "静音" : "取消静音"}
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>
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{volume > 0 ? <Volume2 size={18} /> : <VolumeX size={18} />}
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</button>
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{/* 循环模式 - 中等屏幕以上显示 */}
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<button
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type="button"
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className={`hidden md:inline-flex ${CONTROL_BTN_CLASS}`}
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onClick={handleLoopModeToggle}
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aria-label={loopLabel}
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title={loopLabel}
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>
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{renderLoopIcon()}
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</button>
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{/* 适配模式 - 小屏幕以上显示 */}
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<button
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type="button"
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className={`hidden sm:inline-flex ${CONTROL_BTN_CLASS}`}
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onClick={() =>
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onObjectFitChange(objectFit === "contain" ? "cover" : "contain")
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}
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aria-label={
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objectFit === "contain" ? "切换到填充模式" : "切换到适应模式"
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}
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title={
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objectFit === "contain" ? "切换到填充模式" : "切换到适应模式"
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}
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>
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{objectFit === "contain" ? (
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<Maximize2 size={18} />
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) : (
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<Minimize size={18} />
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)}
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</button>
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{/* 转录文本 - 仅视频且有转录时显示，中等屏幕以上 */}
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{isVideo && hasTranscript && onShowTranscript && (
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<button
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type="button"
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className={`hidden md:inline-flex ${CONTROL_BTN_CLASS}`}
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onClick={onShowTranscript}
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aria-label="显示转录文本"
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title="显示转录文本"
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>
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<FileText size={18} />
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</button>
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)}
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{/* 下载 - 中等屏幕以上显示 */}
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<button
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type="button"
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className={`hidden md:inline-flex ${CONTROL_BTN_CLASS}`}
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onClick={onDownload}
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aria-label={isVideo ? "下载视频" : "下载当前图片"}
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title={isVideo ? "下载视频" : "下载当前图片"}
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>
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<Download size={18} />
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</button>
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{/* 更多菜单 - 只在有按钮被折叠时显示 */}
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<div className="sm:block md:hidden">
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<MoreMenu>
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<div className="sm:hidden">
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<MoreMenuItem
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icon={
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objectFit === "contain" ? (
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<Maximize2 size={18} />
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) : (
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<Minimize size={18} />
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)
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}
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label={objectFit === "contain" ? "填充模式" : "适应模式"}
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onClick={() =>
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onObjectFitChange(
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objectFit === "contain" ? "cover" : "contain",
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)
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}
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/>
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</div>
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<div className="md:hidden">
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<MoreMenuItem
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icon={renderLoopIcon()}
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label={loopLabel}
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onClick={handleLoopModeToggle}
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/>
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</div>
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{isVideo && hasTranscript && onShowTranscript && (
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<div className="md:hidden">
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<MoreMenuItem
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icon={<FileText size={18} />}
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label="显示转录"
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onClick={onShowTranscript}
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/>
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</div>
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)}
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<div className="md:hidden">
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<MoreMenuItem
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icon={<Download size={18} />}
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label={isVideo ? "下载视频" : "下载图片"}
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onClick={onDownload}
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/>
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</div>
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{isVideo && (
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<div className="md:hidden">
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<MoreMenuItem
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icon={<span className="text-sm font-mono">{rate}x</span>}
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label="播放速度"
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onClick={() => {
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const steps = [1, 1.25, 1.5, 2, 0.75, 0.5];
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const i = steps.indexOf(rate);
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const next = steps[(i + 1) % steps.length];
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onRateChange(next);
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}}
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/>
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</div>
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)}
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</MoreMenu>
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</div>
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{/* 全屏 - 所有设备都显示 */}
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<button
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type="button"
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className={CONTROL_BTN_CLASS}
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onClick={onToggleFullscreen}
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aria-label="切换全屏"
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>
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{isFullscreen ? <Minimize2 size={18} /> : <Maximize size={18} />}
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</button>
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</div>
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</div>
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{/* 图文 BGM（隐藏控件，仅用于播放） */}
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{!isVideo && musicUrl ? (
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<audio ref={audioRef} src={musicUrl} loop preload="metadata" />
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) : null}
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</div>
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);
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});
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