Files
MoonTVPlus/src/components/DanmakuPanel.tsx
T

671 lines
26 KiB
TypeScript

'use client';
import { MagnifyingGlassIcon } from '@heroicons/react/24/outline';
import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
import { getEpisodes, searchAnime } from '@/lib/danmaku/api';
import type {
DanmakuAnime,
DanmakuComment,
DanmakuEpisode,
DanmakuSelection,
} from '@/lib/danmaku/types';
interface DanmakuPanelProps {
videoTitle: string;
currentEpisodeIndex: number;
onDanmakuSelect: (selection: DanmakuSelection) => void;
currentSelection: DanmakuSelection | null;
onUploadDanmaku?: (comments: DanmakuComment[]) => void;
}
export default function DanmakuPanel({
videoTitle,
currentEpisodeIndex,
onDanmakuSelect,
currentSelection,
onUploadDanmaku,
}: DanmakuPanelProps) {
const [searchKeyword, setSearchKeyword] = useState('');
const [searchResults, setSearchResults] = useState<DanmakuAnime[]>([]);
const [selectedAnime, setSelectedAnime] = useState<DanmakuAnime | null>(null);
const [episodes, setEpisodes] = useState<DanmakuEpisode[]>([]);
const [isSearching, setIsSearching] = useState(false);
const [isLoadingEpisodes, setIsLoadingEpisodes] = useState(false);
const [searchError, setSearchError] = useState<string | null>(null);
const initializedRef = useRef(false); // 标记是否已初始化过
const fileInputRef = useRef<HTMLInputElement>(null);
const episodeGroupContainerRef = useRef<HTMLDivElement>(null);
const episodeGroupButtonRefs = useRef<(HTMLButtonElement | null)[]>([]);
const [episodeGroupIndex, setEpisodeGroupIndex] = useState(0);
const [episodeDescending, setEpisodeDescending] = useState(false);
const [episodeViewMode, setEpisodeViewMode] = useState<'list' | 'grid'>('list');
const [isEpisodeGroupHovered, setIsEpisodeGroupHovered] = useState(false);
const episodesPerGroup = 50;
// 搜索弹幕
const handleSearch = useCallback(async (keyword: string) => {
if (!keyword.trim()) {
setSearchError('请输入搜索关键词');
return;
}
setIsSearching(true);
setSearchError(null);
try {
const response = await searchAnime(keyword.trim());
if (response.success && response.animes.length > 0) {
setSearchResults(response.animes);
setSearchError(null);
} else {
setSearchResults([]);
setSearchError(
response.errorMessage || '未找到匹配的剧集,请尝试其他关键词'
);
}
} catch (error) {
console.error('搜索失败:', error);
setSearchError('搜索失败,请检查弹幕 API 服务是否正常运行');
setSearchResults([]);
} finally {
setIsSearching(false);
}
}, []);
// 选择动漫,加载剧集列表
const handleAnimeSelect = useCallback(async (anime: DanmakuAnime) => {
setSelectedAnime(anime);
setIsLoadingEpisodes(true);
try {
const response = await getEpisodes(anime.animeId);
if (response.success && response.bangumi.episodes.length > 0) {
setEpisodes(response.bangumi.episodes);
} else {
setEpisodes([]);
setSearchError('该剧集暂无弹幕信息');
}
} catch (error) {
console.error('获取剧集失败:', error);
setEpisodes([]);
setSearchError('获取剧集失败');
} finally {
setIsLoadingEpisodes(false);
}
}, []);
// 选择剧集
const handleEpisodeSelect = useCallback(
(episode: DanmakuEpisode) => {
if (!selectedAnime) return;
const selection: DanmakuSelection = {
animeId: selectedAnime.animeId,
episodeId: episode.episodeId,
animeTitle: selectedAnime.animeTitle,
episodeTitle: episode.episodeTitle,
searchKeyword: searchKeyword.trim() || undefined, // 使用当前搜索框的关键词
};
onDanmakuSelect(selection);
},
[selectedAnime, searchKeyword, onDanmakuSelect]
);
// 回到搜索结果
const handleBackToResults = useCallback(() => {
setSelectedAnime(null);
setEpisodes([]);
setEpisodeGroupIndex(0);
}, []);
// 判断当前剧集是否已选中
const isEpisodeSelected = useCallback(
(episodeId: number) => {
return currentSelection?.episodeId === episodeId;
},
[currentSelection]
);
// 处理文件上传
const handleFileUpload = useCallback(async (event: React.ChangeEvent<HTMLInputElement>) => {
const file = event.target.files?.[0];
if (!file) return;
if (!file.name.endsWith('.xml')) {
setSearchError('请上传XML格式的弹幕文件');
return;
}
try {
const text = await file.text();
const { parseXmlDanmaku } = await import('@/lib/danmaku/xml-parser');
const comments = parseXmlDanmaku(text);
if (comments.length === 0) {
setSearchError('弹幕文件解析失败或文件为空');
return;
}
onUploadDanmaku?.(comments);
setSearchError(null);
} catch (error) {
console.error('上传弹幕失败:', error);
setSearchError('弹幕文件解析失败');
} finally {
if (fileInputRef.current) {
fileInputRef.current.value = '';
}
}
}, [onUploadDanmaku]);
// 当视频标题首次加载时,初始化搜索关键词(仅执行一次)
useEffect(() => {
if (videoTitle && !initializedRef.current) {
setSearchKeyword(videoTitle);
initializedRef.current = true; // 标记已初始化,防止后续自动填充
}
}, [videoTitle]);
useEffect(() => {
if (episodes.length > 0) {
setEpisodeGroupIndex(Math.floor(currentEpisodeIndex / episodesPerGroup));
} else {
setEpisodeGroupIndex(0);
}
}, [episodes, currentEpisodeIndex]);
const episodeGroupCount = Math.ceil(episodes.length / episodesPerGroup);
const episodeGroups = useMemo(() => {
return Array.from({ length: episodeGroupCount }, (_, idx) => {
const start = idx * episodesPerGroup + 1;
const end = Math.min((idx + 1) * episodesPerGroup, episodes.length);
return `${start}-${end}`;
});
}, [episodeGroupCount, episodes.length]);
const displayEpisodeGroupIndex = useMemo(() => {
if (episodeDescending) {
return episodeGroupCount - 1 - episodeGroupIndex;
}
return episodeGroupIndex;
}, [episodeDescending, episodeGroupCount, episodeGroupIndex]);
const currentGroupEpisodes = useMemo(() => {
if (episodes.length === 0) return [];
const start = episodeGroupIndex * episodesPerGroup;
const end = Math.min(start + episodesPerGroup, episodes.length);
const groupEpisodes = episodes.slice(start, end);
const withEpisodeNumber = groupEpisodes.map((episode, index) => ({
...episode,
episodeNumber: start + index + 1,
}));
return episodeDescending ? [...withEpisodeNumber].reverse() : withEpisodeNumber;
}, [episodes, episodeDescending, episodeGroupIndex]);
const getEpisodeDisplayLabel = useCallback((episodeTitle: string, episodeNumber: number) => {
if (!episodeTitle) {
return String(episodeNumber);
}
if (episodeTitle.match(/^OVA\s+\d+/i)) {
return episodeTitle;
}
const sxxexxMatch = episodeTitle.match(/[Ss](\d+)[Ee](\d{1,4}(?:\.\d+)?)/);
if (sxxexxMatch) {
const season = sxxexxMatch[1].padStart(2, '0');
const episode = sxxexxMatch[2];
return `S${season}E${episode}`;
}
const match = episodeTitle.match(/(?:第)?(\d+(?:\.\d+)?)(?:集|话)/);
if (match) {
return match[1];
}
return String(episodeNumber);
}, []);
const preventPageScroll = useCallback((e: WheelEvent) => {
if (isEpisodeGroupHovered) {
e.preventDefault();
}
}, [isEpisodeGroupHovered]);
const handleEpisodeGroupWheel = useCallback((e: WheelEvent) => {
if (!isEpisodeGroupHovered || !episodeGroupContainerRef.current) {
return;
}
const container = episodeGroupContainerRef.current;
if (container.scrollWidth <= container.clientWidth) {
return;
}
e.preventDefault();
container.scrollBy({
left: e.deltaY * 2,
behavior: 'smooth',
});
}, [isEpisodeGroupHovered]);
useEffect(() => {
if (isEpisodeGroupHovered) {
document.addEventListener('wheel', preventPageScroll, { passive: false });
document.addEventListener('wheel', handleEpisodeGroupWheel, { passive: false });
} else {
document.removeEventListener('wheel', preventPageScroll);
document.removeEventListener('wheel', handleEpisodeGroupWheel);
}
return () => {
document.removeEventListener('wheel', preventPageScroll);
document.removeEventListener('wheel', handleEpisodeGroupWheel);
};
}, [handleEpisodeGroupWheel, isEpisodeGroupHovered, preventPageScroll]);
useEffect(() => {
const btn = episodeGroupButtonRefs.current[displayEpisodeGroupIndex];
const container = episodeGroupContainerRef.current;
if (!btn || !container) {
return;
}
const containerRect = container.getBoundingClientRect();
const btnRect = btn.getBoundingClientRect();
const btnLeft = btnRect.left - containerRect.left + container.scrollLeft;
const targetScrollLeft = btnLeft - (containerRect.width - btnRect.width) / 2;
container.scrollTo({
left: targetScrollLeft,
behavior: 'smooth',
});
}, [displayEpisodeGroupIndex]);
return (
<div className='flex h-full flex-col overflow-hidden'>
{/* 搜索区域 - 固定在顶部 */}
<div className='mb-4 flex-shrink-0'>
<div className='flex flex-wrap gap-2'>
<input
type='text'
value={searchKeyword}
onChange={(e) => setSearchKeyword(e.target.value)}
onKeyDown={(e) => {
if (e.key === 'Enter') {
handleSearch(searchKeyword);
}
}}
placeholder='输入剧集名称搜索弹幕...'
autoComplete='off'
autoCorrect='off'
autoCapitalize='off'
spellCheck='false'
data-form-type='other'
data-lpignore='true'
className='flex-1 min-w-[220px] rounded-lg border border-gray-300 px-3 py-2 text-sm
transition-colors focus:border-green-500 focus:outline-none
focus:ring-2 focus:ring-green-500/20
dark:border-gray-600 dark:bg-gray-800 dark:text-white
sm:px-4'
disabled={isSearching}
/>
<button
onClick={() => handleSearch(searchKeyword)}
disabled={isSearching}
className='flex flex-shrink-0 items-center justify-center gap-2 rounded-lg bg-green-500 px-3 py-2
text-sm font-medium text-white transition-colors
hover:bg-green-600 disabled:cursor-not-allowed
disabled:opacity-50 dark:bg-green-600 dark:hover:bg-green-700
lg:px-4 min-w-[44px]'
>
{isSearching ? (
<div className='h-4 w-4 animate-spin rounded-full border-2 border-white border-t-transparent' />
) : (
<MagnifyingGlassIcon className='h-4 w-4' />
)}
<span className='hidden lg:inline'>
{isSearching ? '搜索中...' : '搜索'}
</span>
</button>
</div>
{/* 错误提示 */}
{searchError && (
<div
className='mt-3 rounded-lg border border-red-500/30 bg-red-500/10
px-3 py-2 text-sm text-red-600 dark:text-red-400'
>
{searchError}
</div>
)}
</div>
{/* 可滚动内容区域 */}
<div className='flex-1 overflow-y-auto min-h-0'>
{/* 当前选择的弹幕信息 */}
{currentSelection && (
<div
className='mb-4 rounded-lg border border-green-500/30 bg-green-500/10
px-3 py-2 text-sm'
>
<p className='font-semibold text-green-600 dark:text-green-400'>
当前弹幕
</p>
<p className='mt-1 text-gray-700 dark:text-gray-300'>
{currentSelection.animeTitle}
</p>
<p className='text-xs text-gray-600 dark:text-gray-400'>
{currentSelection.episodeTitle}
</p>
{currentSelection.danmakuCount !== undefined && (
<p className='mt-1 text-xs text-gray-500 dark:text-gray-500'>
弹幕数量: {currentSelection.danmakuCount}
{currentSelection.danmakuOriginalCount && ` (原始 ${currentSelection.danmakuOriginalCount} 条)`}
</p>
)}
</div>
)}
{/* 内容区域 */}
<div>
{/* 显示剧集列表 */}
{selectedAnime && (
<div className='space-y-2'>
{/* 返回按钮 */}
<button
onClick={handleBackToResults}
className='mb-2 text-sm text-green-600 hover:underline
dark:text-green-400'
>
返回搜索结果
</button>
{/* 动漫标题 */}
<h3 className='mb-3 text-base font-semibold text-gray-800 dark:text-white'>
{selectedAnime.animeTitle}
</h3>
{/* 加载中 */}
{isLoadingEpisodes && (
<div className='flex items-center justify-center py-8'>
<div
className='h-8 w-8 animate-spin rounded-full border-4
border-gray-300 border-t-green-500'
/>
</div>
)}
{/* 剧集列表 */}
{!isLoadingEpisodes && episodes.length > 0 && (
<div className='pb-4'>
<div className='mb-4 border-b border-gray-300 dark:border-gray-700'>
<div
ref={episodeGroupContainerRef}
className='flex items-center gap-4 overflow-x-auto pb-3'
onMouseEnter={() => setIsEpisodeGroupHovered(true)}
onMouseLeave={() => setIsEpisodeGroupHovered(false)}
>
{episodeGroups.map((label, idx) => {
const isActive = idx === displayEpisodeGroupIndex;
return (
<button
key={label}
ref={(el) => {
episodeGroupButtonRefs.current[idx] = el;
}}
onClick={() =>
setEpisodeGroupIndex(
episodeDescending ? episodeGroupCount - 1 - idx : idx
)
}
className={`relative w-20 py-2 text-sm font-medium transition-colors whitespace-nowrap flex-shrink-0 text-center ${
isActive
? 'text-green-500 dark:text-green-400'
: 'text-gray-700 hover:text-green-600 dark:text-gray-300 dark:hover:text-green-400'
}`}
>
{label}
{isActive && (
<div className='absolute bottom-0 left-0 right-0 h-0.5 bg-green-500 dark:bg-green-400' />
)}
</button>
);
})}
<button
onClick={() => setEpisodeDescending((prev) => !prev)}
className='flex-shrink-0 rounded-md p-2 text-gray-700 hover:bg-gray-100 hover:text-green-600 dark:text-gray-300 dark:hover:bg-gray-800 dark:hover:text-green-400'
title={episodeDescending ? '切换正序' : '切换倒序'}
>
<svg className='h-4 w-4' fill='none' stroke='currentColor' viewBox='0 0 24 24'>
<path strokeLinecap='round' strokeLinejoin='round' strokeWidth='2' d='M7 16V4m0 0L3 8m4-4l4 4m6 0v12m0 0l4-4m-4 4l-4-4' />
</svg>
</button>
<div className='ml-auto flex items-center gap-1 rounded-md bg-gray-100 p-1 dark:bg-gray-800'>
<button
onClick={() => setEpisodeViewMode('list')}
title='列表视图'
className={`rounded px-2 py-1 text-xs font-medium transition-colors ${
episodeViewMode === 'list'
? 'bg-white text-green-600 shadow-sm dark:bg-gray-700 dark:text-green-400'
: 'text-gray-600 dark:text-gray-400'
}`}
>
<svg className='h-4 w-4' fill='none' stroke='currentColor' viewBox='0 0 24 24'>
<path strokeLinecap='round' strokeLinejoin='round' strokeWidth='2' d='M8 6h13M8 12h13M8 18h13M3 6h.01M3 12h.01M3 18h.01' />
</svg>
</button>
<button
onClick={() => setEpisodeViewMode('grid')}
title='格子视图'
className={`rounded px-2 py-1 text-xs font-medium transition-colors ${
episodeViewMode === 'grid'
? 'bg-white text-green-600 shadow-sm dark:bg-gray-700 dark:text-green-400'
: 'text-gray-600 dark:text-gray-400'
}`}
>
<svg className='h-4 w-4' fill='none' stroke='currentColor' viewBox='0 0 24 24'>
<path strokeLinecap='round' strokeLinejoin='round' strokeWidth='2' d='M4 4h6v6H4V4zm10 0h6v6h-6V4zM4 14h6v6H4v-6zm10 0h6v6h-6v-6z' />
</svg>
</button>
</div>
</div>
</div>
{episodeViewMode === 'grid' ? (
<div className='grid grid-cols-3 gap-2 sm:grid-cols-4'>
{currentGroupEpisodes.map((episode) => {
const isSelected = isEpisodeSelected(episode.episodeId);
return (
<button
key={episode.episodeId}
onClick={() => handleEpisodeSelect(episode)}
className={`rounded-lg px-3 py-2 text-sm font-medium transition-all ${
isSelected
? 'bg-green-500 text-white shadow-md'
: 'bg-gray-100 text-gray-700 hover:bg-gray-200 dark:bg-gray-800 dark:text-gray-300 dark:hover:bg-gray-700'
}`}
title={episode.episodeTitle}
>
<div className='truncate'>
{getEpisodeDisplayLabel(episode.episodeTitle, episode.episodeNumber)}
</div>
</button>
);
})}
</div>
) : (
<div className='space-y-2'>
{currentGroupEpisodes.map((episode) => {
const isSelected = isEpisodeSelected(episode.episodeId);
return (
<button
key={episode.episodeId}
onClick={() => handleEpisodeSelect(episode)}
className={`w-full flex items-center gap-3 p-3 rounded-lg text-left transition-all duration-200 group border ${
isSelected
? 'bg-green-500 text-white border-green-600 shadow-md'
: 'bg-gray-100 hover:bg-gray-200 border-gray-200 dark:bg-gray-800 dark:hover:bg-gray-700 dark:border-gray-700 hover:border-green-500/50 hover:shadow-sm'
}`}
>
<div
className={`flex-shrink-0 w-10 h-10 rounded-full flex items-center justify-center font-bold text-sm ${
isSelected
? 'bg-white/20 text-white'
: 'bg-green-500 text-white group-hover:bg-green-600'
}`}
>
{episode.episodeNumber}
</div>
<div className='flex-1 min-w-0'>
<div className='font-semibold text-sm mb-1 truncate'>
{episode.episodeTitle}
</div>
<div
className={`flex items-center gap-2 text-xs ${
isSelected ? 'text-white/80' : 'text-gray-500 dark:text-gray-400'
}`}
>
<span className='flex items-center gap-1'>
🆔 ID: {episode.episodeId}
</span>
</div>
</div>
{isSelected ? (
<div className='flex-shrink-0'>
<svg className='w-6 h-6 text-white' fill='currentColor' viewBox='0 0 20 20'>
<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' />
</svg>
</div>
) : (
<div className='flex-shrink-0'>
<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'>
<path strokeLinecap='round' strokeLinejoin='round' strokeWidth='2' d='M9 5l7 7-7 7' />
</svg>
</div>
)}
</button>
);
})}
</div>
)}
</div>
)}
{!isLoadingEpisodes && episodes.length === 0 && (
<div className='py-8 text-center text-sm text-gray-500'>
暂无剧集信息
</div>
)}
</div>
)}
{/* 显示搜索结果 */}
{!selectedAnime && searchResults.length > 0 && (
<div className='space-y-2 pb-4'>
{searchResults.map((anime) => (
<div
key={anime.animeId}
onClick={() => handleAnimeSelect(anime)}
className='flex cursor-pointer items-start gap-3 rounded-lg
bg-gray-100 p-3 transition-colors hover:bg-gray-200
dark:bg-gray-800 dark:hover:bg-gray-700'
>
{/* 封面 */}
{anime.imageUrl && (
<div className='h-16 w-12 flex-shrink-0 overflow-hidden rounded'>
<img
src={anime.imageUrl}
alt={anime.animeTitle}
className='h-full w-full object-cover'
onError={(e) => {
e.currentTarget.style.display = 'none';
}}
/>
</div>
)}
{/* 信息 */}
<div className='min-w-0 flex-1'>
<div className='relative'>
<p className='truncate font-semibold text-gray-800 dark:text-white peer'>
{anime.animeTitle}
</p>
{/* 自定义 tooltip */}
<div
className='absolute bottom-full left-1/2 transform -translate-x-1/2 mb-2 px-3 py-1 bg-gray-800 text-white text-xs rounded-md shadow-lg opacity-0 invisible peer-hover:opacity-100 peer-hover:visible transition-all duration-200 ease-out delay-100 whitespace-nowrap pointer-events-none z-[100]'
>
{anime.animeTitle}
<div className='absolute top-full left-1/2 transform -translate-x-1/2 w-0 h-0 border-l-4 border-r-4 border-t-4 border-transparent border-t-gray-800' />
</div>
</div>
<div className='mt-1 flex flex-wrap items-center gap-2 text-xs text-gray-600 dark:text-gray-400'>
<span className='rounded bg-gray-200 px-2 py-0.5 dark:bg-gray-700'>
{anime.typeDescription || anime.type}
</span>
{anime.episodeCount && (
<span>{anime.episodeCount} </span>
)}
{anime.startDate && <span>{anime.startDate}</span>}
</div>
</div>
</div>
))}
</div>
)}
{/* 空状态 */}
{!selectedAnime && searchResults.length === 0 && !isSearching && (
<div className='flex flex-col items-center justify-center py-12 text-center'>
<MagnifyingGlassIcon className='mb-3 h-12 w-12 text-gray-400' />
<p className='text-sm text-gray-500 dark:text-gray-400'>
输入剧集名称搜索弹幕
</p>
</div>
)}
</div>
{/* 上传弹幕区域 - 移动端:在滚动容器内 */}
{onUploadDanmaku && (
<div className='mt-3 border-t border-gray-200 pt-3 dark:border-gray-700 md:hidden'>
<input
ref={fileInputRef}
type='file'
accept='.xml'
onChange={handleFileUpload}
className='hidden'
/>
<button
onClick={() => fileInputRef.current?.click()}
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'
>
搜不到想要的弹幕?自行上传
</button>
</div>
)}
</div>
{/* 上传弹幕区域 - PC端:固定在底部 */}
{onUploadDanmaku && (
<div className='mt-3 flex-shrink-0 border-t border-gray-200 pt-3 dark:border-gray-700 hidden md:block'>
<button
onClick={() => fileInputRef.current?.click()}
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'
>
搜不到想要的弹幕?自行上传
</button>
</div>
)}
</div>
);
}