50 lines
1.6 KiB
JavaScript
50 lines
1.6 KiB
JavaScript
import { useState, useCallback } from "react";
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import { API_URL } from "../config/authConstants";
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const PAGE_SIZE = 20;
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/**
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* Управляет основной лентой объявлений: загрузка, пагинация, поиск.
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*/
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export function useFeedPosts() {
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const [ads, setAds] = useState([]);
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const [loading, setLoading] = useState(false);
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const [error, setError] = useState("");
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const [page, setPage] = useState(0);
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const [hasMore, setHasMore] = useState(true);
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const [loadingMore, setLoadingMore] = useState(false);
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const loadFeed = useCallback(async (pageNum = 0, search = "", append = false) => {
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if (pageNum === 0) {
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setLoading(true);
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} else {
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setLoadingMore(true);
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}
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setError("");
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try {
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const params = new URLSearchParams({ page: pageNum, size: PAGE_SIZE });
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if (search) params.set("search", search);
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const res = await fetch(`${API_URL}/api/v1/posts?${params}`);
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if (!res.ok) throw new Error(`Error ${res.status}`);
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const data = await res.json();
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const content = data.content ?? [];
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const normalizedAds = content.map(ad => ({
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...ad,
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type: ad.type ? ad.type.toLowerCase() : "loss",
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}));
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setAds(prev => (append ? [...prev, ...normalizedAds] : normalizedAds));
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setHasMore(!data.last);
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setPage(pageNum);
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} catch (err) {
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setError(err.message || "Failed to load ads");
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} finally {
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setLoading(false);
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setLoadingMore(false);
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}
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}, []);
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return { ads, loading, error, page, hasMore, loadingMore, loadFeed };
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} |