Add ticket notification system with user and admin notification settings; integrate ToastProvider in main app layout

src/api/admin.ts

@@ -59,6 +59,8 @@ export interface TicketSettings {
   sla_check_interval_seconds: number
   sla_reminder_cooldown_minutes: number
   support_system_mode: string  // tickets, contact, both
+  cabinet_user_notifications_enabled: boolean
+  cabinet_admin_notifications_enabled: boolean
 }
 
 export interface TicketSettingsUpdate {
@@ -67,6 +69,8 @@ export interface TicketSettingsUpdate {
   sla_check_interval_seconds?: number
   sla_reminder_cooldown_minutes?: number
   support_system_mode?: string
+  cabinet_user_notifications_enabled?: boolean
+  cabinet_admin_notifications_enabled?: boolean
 }
 
 export interface AdminTicketListResponse {

src/api/ticketNotifications.ts

@@ -0,0 +1,62 @@
+import apiClient from './client'
+import type { TicketNotificationList, UnreadCountResponse } from '../types'
+
+export const ticketNotificationsApi = {
+  // User notifications
+  getNotifications: async (unreadOnly = false, limit = 50, offset = 0): Promise<TicketNotificationList> => {
+    const response = await apiClient.get('/cabinet/tickets/notifications', {
+      params: { unread_only: unreadOnly, limit, offset }
+    })
+    return response.data
+  },
+
+  getUnreadCount: async (): Promise<UnreadCountResponse> => {
+    const response = await apiClient.get('/cabinet/tickets/notifications/unread-count')
+    return response.data
+  },
+
+  markAsRead: async (notificationId: number): Promise<{ success: boolean }> => {
+    const response = await apiClient.post(`/cabinet/tickets/notifications/${notificationId}/read`)
+    return response.data
+  },
+
+  markAllAsRead: async (): Promise<{ success: boolean; marked_count: number }> => {
+    const response = await apiClient.post('/cabinet/tickets/notifications/read-all')
+    return response.data
+  },
+
+  markTicketAsRead: async (ticketId: number): Promise<{ success: boolean; marked_count: number }> => {
+    const response = await apiClient.post(`/cabinet/tickets/notifications/ticket/${ticketId}/read`)
+    return response.data
+  },
+
+  // Admin notifications
+  getAdminNotifications: async (unreadOnly = false, limit = 50, offset = 0): Promise<TicketNotificationList> => {
+    const response = await apiClient.get('/cabinet/admin/tickets/notifications', {
+      params: { unread_only: unreadOnly, limit, offset }
+    })
+    return response.data
+  },
+
+  getAdminUnreadCount: async (): Promise<UnreadCountResponse> => {
+    const response = await apiClient.get('/cabinet/admin/tickets/notifications/unread-count')
+    return response.data
+  },
+
+  markAdminAsRead: async (notificationId: number): Promise<{ success: boolean }> => {
+    const response = await apiClient.post(`/cabinet/admin/tickets/notifications/${notificationId}/read`)
+    return response.data
+  },
+
+  markAllAdminAsRead: async (): Promise<{ success: boolean; marked_count: number }> => {
+    const response = await apiClient.post('/cabinet/admin/tickets/notifications/read-all')
+    return response.data
+  },
+
+  markAdminTicketAsRead: async (ticketId: number): Promise<{ success: boolean; marked_count: number }> => {
+    const response = await apiClient.post(`/cabinet/admin/tickets/notifications/ticket/${ticketId}/read`)
+    return response.data
+  },
+}
+
+export default ticketNotificationsApi