Files
MoonTVPlus/src/components/DanmakuPanel.tsx
T
2025-12-04 21:08:24 +08:00

372 lines
14 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,
DanmakuEpisode,
DanmakuSelection,
} from '@/lib/danmaku/types';
interface DanmakuPanelProps {
videoTitle: string;
currentEpisodeIndex: number;
onDanmakuSelect: (selection: DanmakuSelection) => void;
currentSelection: DanmakuSelection | null;
}
export default function DanmakuPanel({
videoTitle,
currentEpisodeIndex,
onDanmakuSelect,
currentSelection,
}: 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
// 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 || '未找到匹配的动漫,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('该动漫暂无剧集信息');
}
} 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([]);
}, []);
// 判断当前剧集是否已选中
const isEpisodeSelected = useCallback(
(episodeId: number) => {
return currentSelection?.episodeId === episodeId;
},
[currentSelection]
);
// 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]);
return (
<div className='flex h-full flex-col overflow-hidden'>
{/* 搜索区域 */}
<div className='mb-4 flex-shrink-0'>
<div className='flex gap-2'>
<input
type='text'
value={searchKeyword}
onChange={(e) => setSearchKeyword(e.target.value)}
onKeyDown={(e) => {
if (e.key === 'Enter') {
handleSearch(searchKeyword);
}
}}
placeholder='输入动漫名称搜索弹幕...'
autoComplete='off'
autoCorrect='off'
autoCapitalize='off'
spellCheck='false'
data-form-type='other'
data-lpignore='true'
className='flex-1 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 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
sm:px-4 md:gap-2'
>
{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 sm:inline'>
{isSearching ? '搜索中...' : '搜索'}
</span>
</button>
</div>
{/* 当前选择的弹幕信息 */}
{currentSelection && (
<div
className='mt-3 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>
</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>
{/* 内容区域 */}
<div className='flex-1 overflow-y-auto min-h-0'>
{/* 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='space-y-2 pb-4'>
{episodes.map((episode, index) => {
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'
}`}
>
{/* 序号徽章 */}
<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'
}`}
>
{index + 1}
</div>
{/* 标题和信息 */}
<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>
{/* 选中标记 */}
{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>
)}
{/* 未选中时的箭头 */}
{!isSelected && (
<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>
)}
{!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'>
<p className='truncate font-semibold text-gray-800 dark:text-white'>
{anime.animeTitle}
</p>
<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'>
输入动漫名称搜索弹幕
</p>
</div>
)}
</div>
</div>
);
}