411 lines
15 KiB
TypeScript
411 lines
15 KiB
TypeScript
/* eslint-disable react-hooks/exhaustive-deps, @typescript-eslint/no-explicit-any */
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'use client';
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import { ChevronUp, Search, X } from 'lucide-react';
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import { useRouter, useSearchParams } from 'next/navigation';
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import { Suspense, useEffect, useMemo, useState } from 'react';
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import {
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addSearchHistory,
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clearSearchHistory,
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deleteSearchHistory,
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getSearchHistory,
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subscribeToDataUpdates,
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} from '@/lib/db.client';
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import { SearchResult } from '@/lib/types';
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import PageLayout from '@/components/PageLayout';
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import VideoCard from '@/components/VideoCard';
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function SearchPageClient() {
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// 搜索历史
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const [searchHistory, setSearchHistory] = useState<string[]>([]);
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// 返回顶部按钮显示状态
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const [showBackToTop, setShowBackToTop] = useState(false);
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const router = useRouter();
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const searchParams = useSearchParams();
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const [searchQuery, setSearchQuery] = useState('');
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const [isLoading, setIsLoading] = useState(false);
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const [showResults, setShowResults] = useState(false);
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const [searchResults, setSearchResults] = useState<SearchResult[]>([]);
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// 获取默认聚合设置：只读取用户本地设置，默认为 true
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const getDefaultAggregate = () => {
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if (typeof window !== 'undefined') {
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const userSetting = localStorage.getItem('defaultAggregateSearch');
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if (userSetting !== null) {
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return JSON.parse(userSetting);
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}
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}
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return true; // 默认启用聚合
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};
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const [viewMode, setViewMode] = useState<'agg' | 'all'>(() => {
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return getDefaultAggregate() ? 'agg' : 'all';
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});
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// 聚合后的结果（按标题和年份分组）
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const aggregatedResults = useMemo(() => {
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const map = new Map<string, SearchResult[]>();
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searchResults.forEach((item) => {
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// 使用 title + year + type 作为键，year 必然存在，但依然兜底 'unknown'
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const key = `${item.title.replaceAll(' ', '')}-${
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item.year || 'unknown'
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}-${item.episodes.length === 1 ? 'movie' : 'tv'}`;
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const arr = map.get(key) || [];
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arr.push(item);
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map.set(key, arr);
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});
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return Array.from(map.entries()).sort((a, b) => {
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// 优先排序：标题与搜索词完全一致的排在前面
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const aExactMatch = a[1][0].title
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.replaceAll(' ', '')
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.includes(searchQuery.trim().replaceAll(' ', ''));
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const bExactMatch = b[1][0].title
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.replaceAll(' ', '')
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.includes(searchQuery.trim().replaceAll(' ', ''));
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if (aExactMatch && !bExactMatch) return -1;
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if (!aExactMatch && bExactMatch) return 1;
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// 年份排序
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if (a[1][0].year === b[1][0].year) {
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return a[0].localeCompare(b[0]);
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} else {
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// 处理 unknown 的情况
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const aYear = a[1][0].year;
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const bYear = b[1][0].year;
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if (aYear === 'unknown' && bYear === 'unknown') {
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return 0;
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} else if (aYear === 'unknown') {
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return 1; // a 排在后面
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} else if (bYear === 'unknown') {
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return -1; // b 排在后面
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} else {
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// 都是数字年份，按数字大小排序（大的在前面）
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return aYear > bYear ? -1 : 1;
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}
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}
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});
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}, [searchResults]);
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useEffect(() => {
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// 无搜索参数时聚焦搜索框
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!searchParams.get('q') && document.getElementById('searchInput')?.focus();
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// 初始加载搜索历史
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getSearchHistory().then(setSearchHistory);
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// 监听搜索历史更新事件
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const unsubscribe = subscribeToDataUpdates(
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'searchHistoryUpdated',
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(newHistory: string[]) => {
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setSearchHistory(newHistory);
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}
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);
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// 获取滚动位置的函数 - 专门针对 body 滚动
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const getScrollTop = () => {
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return document.body.scrollTop || 0;
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};
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// 使用 requestAnimationFrame 持续检测滚动位置
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let isRunning = false;
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const checkScrollPosition = () => {
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if (!isRunning) return;
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const scrollTop = getScrollTop();
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const shouldShow = scrollTop > 300;
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setShowBackToTop(shouldShow);
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requestAnimationFrame(checkScrollPosition);
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};
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// 启动持续检测
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isRunning = true;
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checkScrollPosition();
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// 监听 body 元素的滚动事件
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const handleScroll = () => {
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const scrollTop = getScrollTop();
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setShowBackToTop(scrollTop > 300);
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};
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document.body.addEventListener('scroll', handleScroll, { passive: true });
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return () => {
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unsubscribe();
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isRunning = false; // 停止 requestAnimationFrame 循环
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// 移除 body 滚动事件监听器
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document.body.removeEventListener('scroll', handleScroll);
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};
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}, []);
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useEffect(() => {
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// 当搜索参数变化时更新搜索状态
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const query = searchParams.get('q');
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if (query) {
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setSearchQuery(query);
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fetchSearchResults(query);
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// 保存到搜索历史 (事件监听会自动更新界面)
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addSearchHistory(query);
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} else {
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setShowResults(false);
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}
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}, [searchParams]);
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const fetchSearchResults = async (query: string) => {
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try {
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setIsLoading(true);
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const response = await fetch(
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`/api/search?q=${encodeURIComponent(query.trim())}`
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);
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const data = await response.json();
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setSearchResults(
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data.results.sort((a: SearchResult, b: SearchResult) => {
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// 优先排序：标题与搜索词完全一致的排在前面
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const aExactMatch = a.title === query.trim();
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const bExactMatch = b.title === query.trim();
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if (aExactMatch && !bExactMatch) return -1;
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if (!aExactMatch && bExactMatch) return 1;
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// 如果都匹配或都不匹配，则按原来的逻辑排序
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if (a.year === b.year) {
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return a.title.localeCompare(b.title);
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} else {
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// 处理 unknown 的情况
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if (a.year === 'unknown' && b.year === 'unknown') {
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return 0;
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} else if (a.year === 'unknown') {
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return 1; // a 排在后面
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} else if (b.year === 'unknown') {
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return -1; // b 排在后面
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} else {
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// 都是数字年份，按数字大小排序（大的在前面）
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return parseInt(a.year) > parseInt(b.year) ? -1 : 1;
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}
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}
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})
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);
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setShowResults(true);
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} catch (error) {
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setSearchResults([]);
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} finally {
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setIsLoading(false);
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}
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};
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const handleSearch = (e: React.FormEvent) => {
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e.preventDefault();
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const trimmed = searchQuery.trim().replace(/\s+/g, ' ');
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if (!trimmed) return;
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// 回显搜索框
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setSearchQuery(trimmed);
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setIsLoading(true);
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setShowResults(true);
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router.push(`/search?q=${encodeURIComponent(trimmed)}`);
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// 直接发请求
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fetchSearchResults(trimmed);
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// 保存到搜索历史 (事件监听会自动更新界面)
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addSearchHistory(trimmed);
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};
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// 返回顶部功能
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const scrollToTop = () => {
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try {
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// 根据调试结果，真正的滚动容器是 document.body
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document.body.scrollTo({
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top: 0,
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behavior: 'smooth',
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});
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} catch (error) {
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// 如果平滑滚动完全失败，使用立即滚动
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document.body.scrollTop = 0;
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}
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};
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return (
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<PageLayout activePath='/search'>
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<div className='px-4 sm:px-10 py-4 sm:py-8 overflow-visible mb-10'>
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{/* 搜索框 */}
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<div className='mb-8'>
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<form onSubmit={handleSearch} className='max-w-2xl mx-auto'>
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<div className='relative'>
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<Search className='absolute left-3 top-1/2 h-5 w-5 -translate-y-1/2 text-gray-400 dark:text-gray-500' />
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<input
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id='searchInput'
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type='text'
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value={searchQuery}
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onChange={(e) => setSearchQuery(e.target.value)}
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placeholder='搜索电影、电视剧...'
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className='w-full h-12 rounded-lg bg-gray-50/80 py-3 pl-10 pr-4 text-sm text-gray-700 placeholder-gray-400 focus:outline-none focus:ring-2 focus:ring-green-400 focus:bg-white border border-gray-200/50 shadow-sm dark:bg-gray-800 dark:text-gray-300 dark:placeholder-gray-500 dark:focus:bg-gray-700 dark:border-gray-700'
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/>
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</div>
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</form>
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</div>
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{/* 搜索结果或搜索历史 */}
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<div className='max-w-[95%] mx-auto mt-12 overflow-visible'>
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{isLoading ? (
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<div className='flex justify-center items-center h-40'>
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<div className='animate-spin rounded-full h-8 w-8 border-b-2 border-green-500'></div>
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</div>
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) : showResults ? (
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<section className='mb-12'>
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{/* 标题 + 聚合开关 */}
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<div className='mb-8 flex items-center justify-between'>
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<h2 className='text-xl font-bold text-gray-800 dark:text-gray-200'>
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搜索结果
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</h2>
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{/* 聚合开关 */}
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<label className='flex items-center gap-2 cursor-pointer select-none'>
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<span className='text-sm text-gray-700 dark:text-gray-300'>
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聚合
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</span>
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<div className='relative'>
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<input
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type='checkbox'
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className='sr-only peer'
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checked={viewMode === 'agg'}
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onChange={() =>
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setViewMode(viewMode === 'agg' ? 'all' : 'agg')
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}
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/>
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<div className='w-9 h-5 bg-gray-300 rounded-full peer-checked:bg-green-500 transition-colors dark:bg-gray-600'></div>
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<div className='absolute top-0.5 left-0.5 w-4 h-4 bg-white rounded-full transition-transform peer-checked:translate-x-4'></div>
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</div>
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</label>
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</div>
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<div
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key={`search-results-${viewMode}`}
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className='justify-start grid grid-cols-3 gap-x-2 gap-y-14 sm:gap-y-20 px-0 sm:px-2 sm:grid-cols-[repeat(auto-fill,_minmax(11rem,_1fr))] sm:gap-x-8'
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>
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{viewMode === 'agg'
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? aggregatedResults.map(([mapKey, group]) => {
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return (
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<div key={`agg-${mapKey}`} className='w-full'>
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<VideoCard
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from='search'
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items={group}
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query={
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searchQuery.trim() !== group[0].title
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? searchQuery.trim()
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: ''
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}
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/>
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</div>
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);
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})
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: searchResults.map((item) => (
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<div
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key={`all-${item.source}-${item.id}`}
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className='w-full'
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>
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<VideoCard
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id={item.id}
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title={item.title}
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poster={item.poster}
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episodes={item.episodes.length}
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source={item.source}
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source_name={item.source_name}
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douban_id={item.douban_id?.toString()}
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query={
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searchQuery.trim() !== item.title
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? searchQuery.trim()
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: ''
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}
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year={item.year}
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from='search'
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type={item.episodes.length > 1 ? 'tv' : 'movie'}
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/>
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</div>
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))}
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{searchResults.length === 0 && (
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<div className='col-span-full text-center text-gray-500 py-8 dark:text-gray-400'>
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未找到相关结果
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</div>
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)}
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</div>
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</section>
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) : searchHistory.length > 0 ? (
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// 搜索历史
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<section className='mb-12'>
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<h2 className='mb-4 text-xl font-bold text-gray-800 text-left dark:text-gray-200'>
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搜索历史
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{searchHistory.length > 0 && (
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<button
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onClick={() => {
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clearSearchHistory(); // 事件监听会自动更新界面
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}}
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className='ml-3 text-sm text-gray-500 hover:text-red-500 transition-colors dark:text-gray-400 dark:hover:text-red-500'
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>
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清空
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</button>
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)}
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</h2>
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<div className='flex flex-wrap gap-2'>
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{searchHistory.map((item) => (
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<div key={item} className='relative group'>
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<button
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onClick={() => {
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setSearchQuery(item);
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router.push(
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`/search?q=${encodeURIComponent(item.trim())}`
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);
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}}
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className='px-4 py-2 bg-gray-500/10 hover:bg-gray-300 rounded-full text-sm text-gray-700 transition-colors duration-200 dark:bg-gray-700/50 dark:hover:bg-gray-600 dark:text-gray-300'
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>
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{item}
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</button>
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{/* 删除按钮 */}
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<button
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aria-label='删除搜索历史'
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onClick={(e) => {
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e.stopPropagation();
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e.preventDefault();
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deleteSearchHistory(item); // 事件监听会自动更新界面
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}}
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className='absolute -top-1 -right-1 w-4 h-4 opacity-0 group-hover:opacity-100 bg-gray-400 hover:bg-red-500 text-white rounded-full flex items-center justify-center text-[10px] transition-colors'
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>
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<X className='w-3 h-3' />
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</button>
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</div>
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))}
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</div>
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</section>
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) : null}
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</div>
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</div>
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{/* 返回顶部悬浮按钮 */}
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<button
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onClick={scrollToTop}
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className={`fixed bottom-20 md:bottom-6 right-6 z-[500] w-12 h-12 bg-green-500/90 hover:bg-green-500 text-white rounded-full shadow-lg backdrop-blur-sm transition-all duration-300 ease-in-out flex items-center justify-center group ${
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showBackToTop
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? 'opacity-100 translate-y-0 pointer-events-auto'
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: 'opacity-0 translate-y-4 pointer-events-none'
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}`}
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aria-label='返回顶部'
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>
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<ChevronUp className='w-6 h-6 transition-transform group-hover:scale-110' />
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</button>
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</PageLayout>
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);
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}
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export default function SearchPage() {
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return (
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<Suspense>
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<SearchPageClient />
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</Suspense>
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);
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}
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