430 lines
15 KiB
TypeScript
430 lines
15 KiB
TypeScript
'use client';
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import { MagnifyingGlassIcon } from '@heroicons/react/24/outline';
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import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
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import { getEpisodes, searchAnime } from '@/lib/danmaku/api';
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import type {
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DanmakuAnime,
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DanmakuComment,
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DanmakuEpisode,
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DanmakuSelection,
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} from '@/lib/danmaku/types';
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interface DanmakuPanelProps {
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videoTitle: string;
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currentEpisodeIndex: number;
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onDanmakuSelect: (selection: DanmakuSelection) => void;
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currentSelection: DanmakuSelection | null;
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onUploadDanmaku?: (comments: DanmakuComment[]) => void;
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}
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export default function DanmakuPanel({
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videoTitle,
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currentEpisodeIndex,
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onDanmakuSelect,
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currentSelection,
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onUploadDanmaku,
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}: DanmakuPanelProps) {
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const [searchKeyword, setSearchKeyword] = useState('');
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const [searchResults, setSearchResults] = useState<DanmakuAnime[]>([]);
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const [selectedAnime, setSelectedAnime] = useState<DanmakuAnime | null>(null);
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const [episodes, setEpisodes] = useState<DanmakuEpisode[]>([]);
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const [isSearching, setIsSearching] = useState(false);
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const [isLoadingEpisodes, setIsLoadingEpisodes] = useState(false);
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const [searchError, setSearchError] = useState<string | null>(null);
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const initializedRef = useRef(false); // 标记是否已初始化过
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const fileInputRef = useRef<HTMLInputElement>(null);
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// 搜索弹幕
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const handleSearch = useCallback(async (keyword: string) => {
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if (!keyword.trim()) {
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setSearchError('请输入搜索关键词');
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return;
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}
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setIsSearching(true);
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setSearchError(null);
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try {
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const response = await searchAnime(keyword.trim());
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if (response.success && response.animes.length > 0) {
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setSearchResults(response.animes);
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setSearchError(null);
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} else {
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setSearchResults([]);
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setSearchError(
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response.errorMessage || '未找到匹配的剧集，请尝试其他关键词'
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);
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}
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} catch (error) {
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console.error('搜索失败:', error);
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setSearchError('搜索失败，请检查弹幕 API 服务是否正常运行');
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setSearchResults([]);
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} finally {
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setIsSearching(false);
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}
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}, []);
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// 选择动漫，加载剧集列表
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const handleAnimeSelect = useCallback(async (anime: DanmakuAnime) => {
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setSelectedAnime(anime);
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setIsLoadingEpisodes(true);
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try {
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const response = await getEpisodes(anime.animeId);
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if (response.success && response.bangumi.episodes.length > 0) {
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setEpisodes(response.bangumi.episodes);
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} else {
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setEpisodes([]);
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setSearchError('该剧集暂无弹幕信息');
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}
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} catch (error) {
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console.error('获取剧集失败:', error);
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setEpisodes([]);
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setSearchError('获取剧集失败');
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} finally {
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setIsLoadingEpisodes(false);
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}
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}, []);
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// 选择剧集
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const handleEpisodeSelect = useCallback(
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(episode: DanmakuEpisode) => {
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if (!selectedAnime) return;
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const selection: DanmakuSelection = {
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animeId: selectedAnime.animeId,
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episodeId: episode.episodeId,
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animeTitle: selectedAnime.animeTitle,
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episodeTitle: episode.episodeTitle,
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searchKeyword: searchKeyword.trim() || undefined, // 使用当前搜索框的关键词
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};
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onDanmakuSelect(selection);
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},
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[selectedAnime, searchKeyword, onDanmakuSelect]
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);
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// 回到搜索结果
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const handleBackToResults = useCallback(() => {
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setSelectedAnime(null);
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setEpisodes([]);
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}, []);
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// 判断当前剧集是否已选中
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const isEpisodeSelected = useCallback(
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(episodeId: number) => {
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return currentSelection?.episodeId === episodeId;
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},
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[currentSelection]
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);
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// 处理文件上传
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const handleFileUpload = useCallback(async (event: React.ChangeEvent<HTMLInputElement>) => {
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const file = event.target.files?.[0];
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if (!file) return;
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if (!file.name.endsWith('.xml')) {
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setSearchError('请上传XML格式的弹幕文件');
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return;
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}
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try {
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const text = await file.text();
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const { parseXmlDanmaku } = await import('@/lib/danmaku/xml-parser');
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const comments = parseXmlDanmaku(text);
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if (comments.length === 0) {
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setSearchError('弹幕文件解析失败或文件为空');
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return;
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}
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onUploadDanmaku?.(comments);
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setSearchError(null);
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} catch (error) {
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console.error('上传弹幕失败:', error);
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setSearchError('弹幕文件解析失败');
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} finally {
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if (fileInputRef.current) {
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fileInputRef.current.value = '';
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}
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}
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}, [onUploadDanmaku]);
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// 当视频标题首次加载时，初始化搜索关键词（仅执行一次）
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useEffect(() => {
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if (videoTitle && !initializedRef.current) {
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setSearchKeyword(videoTitle);
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initializedRef.current = true; // 标记已初始化，防止后续自动填充
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}
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}, [videoTitle]);
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return (
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<div className='flex h-full flex-col overflow-hidden'>
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{/* 搜索区域 - 固定在顶部 */}
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<div className='mb-4 flex-shrink-0'>
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<div className='flex gap-2'>
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<input
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type='text'
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value={searchKeyword}
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onChange={(e) => setSearchKeyword(e.target.value)}
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onKeyDown={(e) => {
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if (e.key === 'Enter') {
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handleSearch(searchKeyword);
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}
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}}
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placeholder='输入剧集名称搜索弹幕...'
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autoComplete='off'
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autoCorrect='off'
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autoCapitalize='off'
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spellCheck='false'
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data-form-type='other'
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data-lpignore='true'
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className='flex-1 rounded-lg border border-gray-300 px-3 py-2 text-sm
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transition-colors focus:border-green-500 focus:outline-none
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focus:ring-2 focus:ring-green-500/20
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dark:border-gray-600 dark:bg-gray-800 dark:text-white
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sm:px-4'
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disabled={isSearching}
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/>
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<button
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onClick={() => handleSearch(searchKeyword)}
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disabled={isSearching}
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className='flex items-center justify-center gap-2 rounded-lg bg-green-500 px-3 py-2
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text-sm font-medium text-white transition-colors
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hover:bg-green-600 disabled:cursor-not-allowed
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disabled:opacity-50 dark:bg-green-600 dark:hover:bg-green-700
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sm:px-4 md:gap-2'
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>
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{isSearching ? (
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<div className='h-4 w-4 animate-spin rounded-full border-2 border-white border-t-transparent' />
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) : (
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<MagnifyingGlassIcon className='h-4 w-4' />
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)}
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<span className='hidden sm:inline'>
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{isSearching ? '搜索中...' : '搜索'}
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</span>
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</button>
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</div>
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{/* 错误提示 */}
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{searchError && (
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<div
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className='mt-3 rounded-lg border border-red-500/30 bg-red-500/10
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px-3 py-2 text-sm text-red-600 dark:text-red-400'
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>
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{searchError}
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</div>
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)}
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</div>
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{/* 可滚动内容区域 */}
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<div className='flex-1 overflow-y-auto min-h-0'>
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{/* 当前选择的弹幕信息 */}
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{currentSelection && (
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<div
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className='mb-4 rounded-lg border border-green-500/30 bg-green-500/10
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px-3 py-2 text-sm'
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>
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<p className='font-semibold text-green-600 dark:text-green-400'>
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当前弹幕
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</p>
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<p className='mt-1 text-gray-700 dark:text-gray-300'>
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{currentSelection.animeTitle}
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</p>
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<p className='text-xs text-gray-600 dark:text-gray-400'>
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{currentSelection.episodeTitle}
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</p>
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</div>
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)}
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{/* 内容区域 */}
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<div>
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{/* 显示剧集列表 */}
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{selectedAnime && (
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<div className='space-y-2'>
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{/* 返回按钮 */}
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<button
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onClick={handleBackToResults}
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className='mb-2 text-sm text-green-600 hover:underline
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dark:text-green-400'
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>
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← 返回搜索结果
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</button>
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{/* 动漫标题 */}
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<h3 className='mb-3 text-base font-semibold text-gray-800 dark:text-white'>
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{selectedAnime.animeTitle}
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</h3>
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{/* 加载中 */}
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{isLoadingEpisodes && (
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<div className='flex items-center justify-center py-8'>
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<div
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className='h-8 w-8 animate-spin rounded-full border-4
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border-gray-300 border-t-green-500'
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/>
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</div>
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)}
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{/* 剧集列表 */}
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{!isLoadingEpisodes && episodes.length > 0 && (
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<div className='space-y-2 pb-4'>
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{episodes.map((episode, index) => {
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const isSelected = isEpisodeSelected(episode.episodeId);
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return (
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<button
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key={episode.episodeId}
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onClick={() => handleEpisodeSelect(episode)}
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className={`w-full flex items-center gap-3 p-3 rounded-lg text-left
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transition-all duration-200 group border
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${
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isSelected
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? 'bg-green-500 text-white border-green-600 shadow-md'
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: 'bg-gray-100 hover:bg-gray-200 border-gray-200 ' +
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'dark:bg-gray-800 dark:hover:bg-gray-700 dark:border-gray-700 ' +
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'hover:border-green-500/50 hover:shadow-sm'
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}`}
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>
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{/* 序号徽章 */}
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<div className={`flex-shrink-0 w-10 h-10 rounded-full flex items-center justify-center font-bold text-sm
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${
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isSelected
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? 'bg-white/20 text-white'
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: 'bg-green-500 text-white group-hover:bg-green-600'
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}`}
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>
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{index + 1}
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</div>
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{/* 标题和信息 */}
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<div className='flex-1 min-w-0'>
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<div className='font-semibold text-sm mb-1 truncate'>
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{episode.episodeTitle}
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</div>
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<div className={`flex items-center gap-2 text-xs
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${
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isSelected
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? 'text-white/80'
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: 'text-gray-500 dark:text-gray-400'
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}`}
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>
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<span className='flex items-center gap-1'>
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🆔 ID: {episode.episodeId}
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</span>
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</div>
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</div>
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{/* 选中标记 */}
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{isSelected && (
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<div className='flex-shrink-0'>
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<svg className='w-6 h-6 text-white' fill='currentColor' viewBox='0 0 20 20'>
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<path fillRule='evenodd' d='M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z' clipRule='evenodd' />
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</svg>
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</div>
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)}
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{/* 未选中时的箭头 */}
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{!isSelected && (
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<div className='flex-shrink-0'>
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<svg className='w-5 h-5 text-gray-400 group-hover:text-green-500 transition-colors' fill='none' stroke='currentColor' viewBox='0 0 24 24'>
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<path strokeLinecap='round' strokeLinejoin='round' strokeWidth='2' d='M9 5l7 7-7 7' />
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</svg>
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</div>
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)}
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</button>
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);
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})}
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</div>
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)}
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{!isLoadingEpisodes && episodes.length === 0 && (
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<div className='py-8 text-center text-sm text-gray-500'>
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暂无剧集信息
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</div>
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)}
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</div>
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)}
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{/* 显示搜索结果 */}
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{!selectedAnime && searchResults.length > 0 && (
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<div className='space-y-2 pb-4'>
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{searchResults.map((anime) => (
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<div
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key={anime.animeId}
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onClick={() => handleAnimeSelect(anime)}
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className='flex cursor-pointer items-start gap-3 rounded-lg
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bg-gray-100 p-3 transition-colors hover:bg-gray-200
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dark:bg-gray-800 dark:hover:bg-gray-700'
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>
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{/* 封面 */}
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{anime.imageUrl && (
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<div className='h-16 w-12 flex-shrink-0 overflow-hidden rounded'>
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<img
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src={anime.imageUrl}
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alt={anime.animeTitle}
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className='h-full w-full object-cover'
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onError={(e) => {
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e.currentTarget.style.display = 'none';
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}}
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/>
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</div>
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)}
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{/* 信息 */}
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<div className='min-w-0 flex-1'>
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<p className='truncate font-semibold text-gray-800 dark:text-white'>
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{anime.animeTitle}
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</p>
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<div className='mt-1 flex flex-wrap items-center gap-2 text-xs text-gray-600 dark:text-gray-400'>
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<span className='rounded bg-gray-200 px-2 py-0.5 dark:bg-gray-700'>
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{anime.typeDescription || anime.type}
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</span>
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{anime.episodeCount && (
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<span>{anime.episodeCount} 集</span>
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)}
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{anime.startDate && <span>{anime.startDate}</span>}
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</div>
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</div>
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</div>
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))}
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</div>
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)}
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{/* 空状态 */}
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{!selectedAnime && searchResults.length === 0 && !isSearching && (
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<div className='flex flex-col items-center justify-center py-12 text-center'>
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<MagnifyingGlassIcon className='mb-3 h-12 w-12 text-gray-400' />
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<p className='text-sm text-gray-500 dark:text-gray-400'>
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输入剧集名称搜索弹幕
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</p>
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</div>
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)}
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</div>
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</div>
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{/* 上传弹幕区域 - 固定在底部 */}
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{onUploadDanmaku && (
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<div className='mt-3 flex-shrink-0 border-t border-gray-200 pt-3 dark:border-gray-700'>
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<input
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ref={fileInputRef}
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type='file'
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accept='.xml'
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onChange={handleFileUpload}
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className='hidden'
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/>
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<button
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onClick={() => fileInputRef.current?.click()}
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className='w-full text-center text-xs text-gray-500 dark:text-gray-400 hover:text-green-500 dark:hover:text-green-400 transition-colors py-2'
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>
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搜不到想要的弹幕？自行上传
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</button>
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</div>
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)}
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</div>
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);
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}
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