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nahodka-front/src/pages/MainFeed.jsx
2026-08-17 23:17:30 +03:00

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import { useState, useEffect, useCallback, useMemo, useRef } from "react";
import { useNavigate, useLocation } from "react-router-dom";
import "../styles/index.css";
import { getImageUrl } from "../config/authConstants";
import Sidebar from "../components/Sidebar";
import BottomNav from "../components/nav/BottomNav";
import RightSidebar from "../components/RightSidebar";
import CreateUpdatePost from "./CreateUpdatePost";
import ImageViewer from "../components/ImageViewer";
import CityFilter from "../components/CityFilter";
import { ProfileModal } from "../components/profile";
import AuthModal from "../components/AuthModal";
import RulesModal from "../components/RulesModal";
import FeedTopBar from "../components/feed/FeedTopBar";
import FeedSearchBar from "../components/feed/FeedSearchBar";
import TypeFilterBar from "../components/feed/TypeFilterBar";
import FeedContent from "../components/feed/FeedContent";
import { useAuthContext } from "../context/AuthContext";
import { useCities } from "../hooks/useCities";
import { useFeedPosts } from "../hooks/useFeedPosts";
import { useMyPosts } from "../hooks/useMyPosts";
import { useCityFeed } from "../hooks/useCityFeed";
import { useInfiniteScroll } from "../hooks/useInfiniteScroll";
import { useModals } from "../hooks/useModals";
import { useFeedActions } from "../hooks/useFeedActions";
import { useFavorites } from "../hooks/useFavorites";
import { useTranslation } from 'react-i18next';
/**
* MainFeed — корневой компонент приложения.
* Композиция хуков состояния + презентационных компонентов ленты.
*/
export default function MainFeed() {
const navigate = useNavigate();
const location = useLocation();
const { user, token, isAuthenticated } = useAuthContext();
const { cities } = useCities();
const { loadFavorites } = useFavorites();
const { t } = useTranslation();
const modals = useModals();
const [sidebarOpen, setSidebarOpen] = useState(false);
const [activeNav, setActiveNav] = useState("home");
const [typeFilter, setTypeFilter] = useState(null);
const [selectedCities, setSelectedCities] = useState([]);
const [searchQuery, setSearchQuery] = useState("");
const [liked, setLiked] = useState(new Set());
const feedRef = useRef(null);
const isSearchView = new URLSearchParams(location.search).get("view") === "search";
const hasActiveFilters = searchQuery.trim().length > 0 || selectedCities.length > 0;
const feed = useFeedPosts();
const myPosts = useMyPosts(user?.id);
const cityFeed = useCityFeed(selectedCities);
const profileData = useMemo(() => {
if (!user) return {};
const nameParts = (user.name || "").trim().split(/\s+/);
const firstName = user.firstName || nameParts[0] || "";
const lastName = user.lastName || nameParts.slice(1).join(" ") || "";
return {
login: user.login || "",
firstName,
lastName,
email: user.email || "",
phone: user.phone || "",
avatar: getImageUrl(user.avatar),
id: user.id,
};
}, [user]);
const refreshCurrentList = useCallback(() => {
if (selectedCities.length > 0) {
cityFeed.searchCities(selectedCities); // triggers internal effect via selectedCities dep isn't needed here
} else {
feed.loadFeed();
}
}, [selectedCities, cityFeed, feed]);
const actions = useFeedActions({
refresh: refreshCurrentList,
loadMyPosts: myPosts.loadMyPosts,
onAuthRequired: () => modals.open("auth"),
isAuthenticated,
t,
});
// Загружаем лайки пользователя при авторизации
useEffect(() => {
if (isAuthenticated && token) {
loadFavorites().then(favoriteIds => setLiked(new Set(favoriteIds)));
} else {
setLiked(new Set());
}
}, [isAuthenticated, token, loadFavorites]);
// Открываем модалку аутентификации если пришли с лендинга
useEffect(() => {
if (location.state?.openAuth) {
modals.open("auth");
window.history.replaceState({}, document.title);
}
}, [location.state, modals]);
// Первичная загрузка ленты (дебаунс поиска), только когда нет фильтра по городам
useEffect(() => {
if (selectedCities.length > 0) return;
const timer = setTimeout(() => {
feed.loadFeed(0, searchQuery, false);
}, 400);
return () => clearTimeout(timer);
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [searchQuery, selectedCities]);
// Когда переключаемся на «Мои объявления» — подгружаем с бэкенда
useEffect(() => {
if (activeNav === "myads" && isAuthenticated && user?.id) {
myPosts.loadMyPosts();
}
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [activeNav, isAuthenticated, user?.id]);
const sentinelRef = useInfiniteScroll(
() => feed.loadFeed(feed.page + 1, searchQuery, true),
activeNav === "home" && selectedCities.length === 0 && feed.hasMore && !feed.loading && !feed.loadingMore
);
const handleImageClick = useCallback((images, index, ad) => {
if (images?.length) modals.open("viewer", { images, index, ad });
}, [modals]);
const handleCreatePost = useCallback(() => {
if (!isAuthenticated) modals.open("auth");
else modals.open("create");
}, [isAuthenticated, modals]);
const handleEdit = useCallback((ad) => {
if (!isAuthenticated) modals.open("auth");
else modals.open("edit", ad);
}, [isAuthenticated, modals]);
const handleHomeClick = useCallback(() => {
setActiveNav("home");
if (isSearchView) navigate("/feed");
feedRef.current?.scrollTo({ top: 0, behavior: "smooth" });
}, [isSearchView, navigate]);
const handleSearchClick = useCallback(() => {
setActiveNav("home");
setSearchQuery("");
setSelectedCities([]);
if (!isSearchView) navigate("/feed?view=search");
feedRef.current?.scrollTo({ top: 0, behavior: "smooth" });
}, [isSearchView, navigate]);
// Карта с объявлениями — иконка добавлена, функционал ещё не реализован
const handleMapClick = useCallback(() => {}, []);
const handleProfileClick = useCallback(() => {
if (!isAuthenticated) modals.open("auth");
else modals.open("profile");
}, [isAuthenticated, modals]);
const filteredAds = useMemo(() => {
let result;
if (activeNav === "myads") {
result = myPosts.myAds;
} else if (selectedCities.length > 0) {
result = cityFeed.cityAds;
} else {
result = feed.ads;
}
if (activeNav === "items") {
result = result.filter(ad => ["Вещь", "Другое"].includes(ad.category));
} else if (activeNav === "pets") {
result = result.filter(ad => ad.category === "Питомец");
}
if (typeFilter) {
result = result.filter(ad => ad.type === typeFilter);
}
return result;
}, [activeNav, myPosts.myAds, cityFeed.cityAds, feed.ads, selectedCities, typeFilter]);
const listLoading = activeNav === "myads" ? myPosts.loading : feed.loading;
const listError = activeNav === "myads" ? myPosts.error : feed.error;
return (
<div className={`f-app${isSearchView ? " f-search-view" : ""}`}>
<Sidebar
open={sidebarOpen}
activeNav={activeNav}
onClose={() => setSidebarOpen(false)}
onNavClick={setActiveNav}
isAuthenticated={isAuthenticated}
onLoginClick={() => modals.open("auth")}
onRulesClick={() => modals.open("rules")}
onReviewsClick={() => navigate("/reviews")}
onCreatePost={handleCreatePost}
onProfileClick={() => modals.open("profile")}
profileData={profileData}
/>
<div className="f-main f-main-feed">
<FeedTopBar onMenuClick={() => setSidebarOpen(v => !v)} />
<div className="f-search-panel">
<FeedSearchBar value={searchQuery} onChange={setSearchQuery} t={t} />
{activeNav === "home" && (
<div className="f-city-filter-wrap">
<CityFilter cities={cities} value={selectedCities} onChange={setSelectedCities} />
</div>
)}
</div>
<TypeFilterBar value={typeFilter} onChange={setTypeFilter} t={t} />
<div className="f-wrap">
<div className="f-feed" ref={feedRef}>
<FeedContent
loading={listLoading}
cityLoading={cityFeed.cityLoading}
citySearchActive={selectedCities.length > 0}
error={listError}
filteredAds={filteredAds}
activeNav={activeNav}
liked={liked}
onLike={actions.toggleLike}
onEdit={handleEdit}
onDelete={actions.handleDelete}
onMarkFound={actions.handleMarkFound}
onImageClick={handleImageClick}
onAuthRequired={() => modals.open("auth")}
t={t}
/>
{activeNav === "home" && selectedCities.length === 0 && !feed.loading && (
<div ref={sentinelRef} style={{ height: "1px" }} />
)}
{feed.loadingMore && (
<div className="f-center" style={{ padding: "1rem" }}>
<div className="f-spinner" />
</div>
)}
</div>
<RightSidebar
ads={filteredAds}
profileData={profileData}
isAuthenticated={isAuthenticated}
onProfileClick={() => modals.open("profile")}
onLoginClick={() => modals.open("auth")}
onNavClick={setActiveNav}
/>
</div>
</div>
{modals.isOpen("create") && isAuthenticated && (
<CreateUpdatePost onClose={modals.close} onSuccess={actions.handleNewAd} />
)}
{modals.isOpen("edit") && isAuthenticated && (
<CreateUpdatePost
initialData={modals.modal.payload}
onClose={modals.close}
onSuccess={actions.handleEditSave}
/>
)}
{modals.isOpen("profile") && isAuthenticated && (
<ProfileModal onClose={modals.close} initialData={profileData} />
)}
{modals.isOpen("auth") && <AuthModal onClose={modals.close} />}
{modals.isOpen("rules") && <RulesModal onClose={modals.close} />}
{modals.isOpen("viewer") && (
<ImageViewer
images={modals.modal.payload.images}
initialIndex={modals.modal.payload.index}
onClose={modals.close}
postData={modals.modal.payload.ad}
/>
)}
<BottomNav
activeTab={isSearchView ? "search" : "home"}
hasFilters={hasActiveFilters}
profileData={profileData}
onHome={handleHomeClick}
onMap={handleMapClick}
onCreatePost={handleCreatePost}
onSearch={handleSearchClick}
onProfile={handleProfileClick}
t={t}
/>
</div>
);
}