255 lines
11 KiB
TypeScript
255 lines
11 KiB
TypeScript
import { useState, useEffect, useCallback } from 'react';
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import { Link } from 'react-router-dom';
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import { getUnreadCount, getNotifications, markAsRead, type Notification } from '../services/notificationService';
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import { useWebSocket } from '../hooks/useWebSocket';
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import { wsLogger } from '../utils/logger';
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const NotificationBell = () => {
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const [unreadCount, setUnreadCount] = useState(0);
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const [isOpen, setIsOpen] = useState(false);
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const [notifications, setNotifications] = useState<Notification[]>([]);
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const [loading, setLoading] = useState(false);
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const { subscribe, unsubscribe, isConnected } = useWebSocket();
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// WebSocket обработчик событий
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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const handleWebSocketEvent = useCallback((event: any) => {
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if (event.type === 'notification:new') {
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// Добавляем новое уведомление в начало списка
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setNotifications((prev) => [event.notification, ...prev.slice(0, 4)]);
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setUnreadCount((prev) => prev + 1);
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wsLogger.log('Получено новое уведомление:', event.notification);
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} else if (event.type === 'notification:read') {
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// Помечаем уведомление как прочитанное
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setNotifications((prev) =>
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prev.map((n) => (n.id === event.notificationId ? { ...n, isRead: true } : n))
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);
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setUnreadCount((prev) => Math.max(0, prev - 1));
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wsLogger.log('Уведомление помечено прочитанным:', event.notificationId);
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} else if (event.type === 'notification:delete') {
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// Удаляем уведомление из списка
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// Если оно было непрочитанным - уменьшаем счётчик
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setNotifications((prev) => {
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const notification = prev.find((n) => n.id === event.notificationId);
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if (notification && !notification.isRead) {
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setUnreadCount((count) => Math.max(0, count - 1));
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}
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return prev.filter((n) => n.id !== event.notificationId);
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});
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wsLogger.log('Уведомление удалено:', event.notificationId);
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}
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}, []);
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// Подписка на WebSocket при монтировании
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useEffect(() => {
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if (isConnected) {
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subscribe('notifications', handleWebSocketEvent);
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wsLogger.log('Подписались на уведомления');
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}
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return () => {
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if (isConnected) {
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unsubscribe('notifications', handleWebSocketEvent);
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wsLogger.log('Отписались от уведомлений');
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}
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};
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}, [isConnected, subscribe, unsubscribe, handleWebSocketEvent]);
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// Загрузка количества непрочитанных при монтировании
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useEffect(() => {
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loadUnreadCount();
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}, []);
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// Загрузка последних уведомлений при открытии дропдауна
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useEffect(() => {
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if (isOpen) {
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loadNotifications();
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}
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}, [isOpen]);
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const loadUnreadCount = async () => {
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try {
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const count = await getUnreadCount();
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setUnreadCount(count);
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} catch (error) {
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console.error('Ошибка загрузки количества уведомлений:', error);
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}
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};
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const loadNotifications = async () => {
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setLoading(true);
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try {
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const response = await getNotifications({ page: 1, limit: 5 });
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// Проверяем, что response имеет правильную структуру
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if (response && Array.isArray(response.notifications)) {
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setNotifications(response.notifications);
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} else {
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console.error('Неверный формат ответа от сервера:', response);
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setNotifications([]);
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}
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} catch (error) {
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console.error('Ошибка загрузки уведомлений:', error);
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setNotifications([]);
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} finally {
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setLoading(false);
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}
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};
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const handleNotificationClick = async (notification: Notification) => {
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if (!notification.isRead) {
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try {
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await markAsRead(notification.id);
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setUnreadCount((prev) => Math.max(0, prev - 1));
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setNotifications((prev) =>
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prev.map((n) => (n.id === notification.id ? { ...n, isRead: true } : n))
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);
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} catch (error) {
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console.error('Ошибка пометки уведомления прочитанным:', error);
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}
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}
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setIsOpen(false);
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};
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const formatDate = (dateString: string) => {
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const date = new Date(dateString);
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const now = new Date();
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const diffInSeconds = Math.floor((now.getTime() - date.getTime()) / 1000);
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if (diffInSeconds < 60) return 'только что';
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if (diffInSeconds < 3600) return `${Math.floor(diffInSeconds / 60)} мин назад`;
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if (diffInSeconds < 86400) return `${Math.floor(diffInSeconds / 3600)} ч назад`;
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if (diffInSeconds < 604800) return `${Math.floor(diffInSeconds / 86400)} д назад`;
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return date.toLocaleDateString('ru-RU', { day: 'numeric', month: 'short' });
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};
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return (
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<div className="relative">
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{/* Иконка колокольчика */}
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<button
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onClick={() => setIsOpen(!isOpen)}
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className="relative p-2 text-gray-600 hover:text-ospab-primary transition-colors"
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aria-label="Уведомления"
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>
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<svg
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className="w-6 h-6"
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fill="none"
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stroke="currentColor"
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viewBox="0 0 24 24"
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>
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<path
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strokeLinecap="round"
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strokeLinejoin="round"
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strokeWidth={2}
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d="M15 17h5l-1.405-1.405A2.032 2.032 0 0118 14.158V11a6.002 6.002 0 00-4-5.659V5a2 2 0 10-4 0v.341C7.67 6.165 6 8.388 6 11v3.159c0 .538-.214 1.055-.595 1.436L4 17h5m6 0v1a3 3 0 11-6 0v-1m6 0H9"
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/>
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</svg>
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{/* Бейдж с количеством */}
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{unreadCount > 0 && (
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<span className="absolute top-0 right-0 inline-flex items-center justify-center px-2 py-1 text-xs font-bold leading-none text-white transform translate-x-1/2 -translate-y-1/2 bg-red-500 rounded-full">
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{unreadCount > 99 ? '99+' : unreadCount}
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</span>
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)}
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</button>
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{/* Дропдаун */}
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{isOpen && (
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<>
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{/* Оверлей для закрытия при клике вне */}
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<div
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className="fixed inset-0 z-10"
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onClick={() => setIsOpen(false)}
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/>
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<div className="absolute right-0 mt-2 w-96 bg-white rounded-lg shadow-xl border border-gray-200 z-20 max-h-[600px] overflow-hidden flex flex-col">
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{/* Заголовок */}
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<div className="px-4 py-3 border-b border-gray-200 flex justify-between items-center">
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<h3 className="text-lg font-semibold text-gray-800">Уведомления</h3>
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<Link
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to="/dashboard/notifications"
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onClick={() => setIsOpen(false)}
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className="text-sm text-ospab-primary hover:underline"
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>
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Все
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</Link>
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</div>
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{/* Список уведомлений */}
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<div className="overflow-y-auto flex-1">
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{loading ? (
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<div className="flex justify-center items-center py-8">
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<div className="animate-spin rounded-full h-8 w-8 border-b-2 border-ospab-primary"></div>
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</div>
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) : notifications.length === 0 ? (
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<div className="px-4 py-8 text-center text-gray-500">
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<svg className="mx-auto h-12 w-12 text-gray-400 mb-3" fill="none" stroke="currentColor" viewBox="0 0 24 24">
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<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M20 13V6a2 2 0 00-2-2H6a2 2 0 00-2 2v7m16 0v5a2 2 0 01-2 2H6a2 2 0 01-2-2v-5m16 0h-2.586a1 1 0 00-.707.293l-2.414 2.414a1 1 0 01-.707.293h-3.172a1 1 0 01-.707-.293l-2.414-2.414A1 1 0 006.586 13H4" />
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</svg>
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<p>Нет уведомлений</p>
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</div>
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) : (
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notifications.map((notification) => (
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<Link
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key={notification.id}
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to={notification.actionUrl || '/dashboard/notifications'}
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onClick={() => handleNotificationClick(notification)}
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className={`block px-4 py-3 hover:bg-gray-50 transition-colors border-l-4 ${
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notification.isRead ? 'border-transparent' : 'border-ospab-primary bg-blue-50'
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}`}
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>
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<div className="flex items-start gap-3">
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{/* Цветовой индикатор вместо иконки */}
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<div className={`flex-shrink-0 w-3 h-3 rounded-full mt-2 ${
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notification.color === 'green' ? 'bg-green-500' :
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notification.color === 'blue' ? 'bg-blue-500' :
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notification.color === 'orange' ? 'bg-orange-500' :
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notification.color === 'red' ? 'bg-red-500' :
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notification.color === 'purple' ? 'bg-purple-500' :
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'bg-gray-500'
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}`}></div>
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{/* Содержимое */}
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<div className="flex-1 min-w-0">
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<p className={`text-sm font-medium ${notification.isRead ? 'text-gray-800' : 'text-gray-900 font-semibold'}`}>
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{notification.title}
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</p>
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<p className="text-sm text-gray-600 mt-1 line-clamp-2">
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{notification.message}
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</p>
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<p className="text-xs text-gray-400 mt-1">
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{formatDate(notification.createdAt)}
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</p>
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</div>
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{/* Индикатор непрочитанного */}
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{!notification.isRead && (
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<div className="flex-shrink-0 w-2 h-2 bg-ospab-primary rounded-full mt-2"></div>
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)}
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</div>
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</Link>
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))
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)}
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</div>
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{/* Футер с кнопкой */}
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{notifications.length > 0 && (
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<div className="px-4 py-3 border-t border-gray-200">
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<Link
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to="/dashboard/notifications"
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onClick={() => setIsOpen(false)}
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className="block w-full text-center py-2 text-sm text-ospab-primary hover:bg-gray-50 rounded-md transition-colors"
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>
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Показать все уведомления
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</Link>
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</div>
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)}
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</div>
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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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export default NotificationBell;
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