92 lines
3.1 KiB
TypeScript
92 lines
3.1 KiB
TypeScript
import { useState, useMemo } from 'react';
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import { useLocation, useSearchParams } from 'react-router-dom';
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import { ArticleCard } from './ArticleCard';
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import { Pagination } from './Pagination';
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import { articles } from '../data/mock';
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import { getCategoryId } from '../utils/categories';
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import { CategoryName } from '../types';
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const ARTICLES_PER_PAGE = 6;
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export function FeaturedSection() {
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const location = useLocation();
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const [searchParams, setSearchParams] = useSearchParams();
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const categoryParam = searchParams.get('category') as CategoryName | null;
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const city = searchParams.get('city');
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const currentPage = parseInt(searchParams.get('page') || '1', 10);
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const filteredArticles = useMemo(() => {
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return articles.filter(article => {
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if (categoryParam && city) {
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return article.categoryId === getCategoryId(categoryParam) && article.city === city;
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}
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if (categoryParam) {
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return article.categoryId === getCategoryId(categoryParam);
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}
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if (city) {
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return article.city === city;
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}
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return true;
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});
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}, [categoryParam, city]);
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const totalPages = Math.ceil(filteredArticles.length / ARTICLES_PER_PAGE);
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const currentArticles = useMemo(() => {
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const startIndex = (currentPage - 1) * ARTICLES_PER_PAGE;
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return filteredArticles.slice(startIndex, startIndex + ARTICLES_PER_PAGE);
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}, [filteredArticles, currentPage]);
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const handlePageChange = (page: number) => {
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searchParams.set('page', page.toString());
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setSearchParams(searchParams);
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window.scrollTo({ top: 0, behavior: 'smooth' });
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};
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if (filteredArticles.length === 0) {
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return (
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<section className="py-12 px-4 sm:px-6 lg:px-8 max-w-7xl mx-auto">
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<div className="text-center py-12">
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<h3 className="text-xl font-medium text-gray-900 mb-2">
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Еще нет заметок
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</h3>
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<p className="text-gray-500">
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Выберите другой раздел или город
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</p>
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</div>
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</section>
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);
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}
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return (
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<section className="py-12 px-4 sm:px-6 lg:px-8 max-w-7xl mx-auto">
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<div className="flex justify-between items-center mb-8">
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<h2 className="text-3xl font-bold text-gray-900">
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{city ? `${city} ` : ''}
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{categoryParam ? `${categoryParam} Статьи` : 'Тематические статьи'}
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</h2>
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<p className="text-gray-600">
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Показано {Math.min(currentPage * ARTICLES_PER_PAGE, filteredArticles.length)} из {filteredArticles.length} статей
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</p>
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</div>
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<div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-8">
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{currentArticles.map((article, index) => (
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<ArticleCard
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key={article.id}
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article={article}
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featured={currentPage === 1 && index === 0 && !categoryParam && !city}
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/>
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))}
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</div>
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{totalPages > 1 && (
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<Pagination
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currentPage={currentPage}
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totalPages={totalPages}
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onPageChange={handlePageChange}
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/>
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)}
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</section>
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);
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} |