adding chat features, admin features and bug fixes

frontend/src/contexts/ChatContext.tsx

@@ -0,0 +1,57 @@
+import React, { createContext, useContext, useState, useCallback, ReactNode } from 'react';
+import { useQuery } from '@tanstack/react-query';
+import { nextcloudApi } from '../services/nextcloud';
+import { useLayout } from './LayoutContext';
+import type { NextcloudConversation } from '../types/nextcloud.types';
+
+interface ChatContextType {
+  rooms: NextcloudConversation[];
+  selectedRoomToken: string | null;
+  selectRoom: (token: string | null) => void;
+  connected: boolean;
+  loginName: string | null;
+}
+
+const ChatContext = createContext<ChatContextType | undefined>(undefined);
+
+interface ChatProviderProps {
+  children: ReactNode;
+}
+
+export const ChatProvider: React.FC<ChatProviderProps> = ({ children }) => {
+  const [selectedRoomToken, setSelectedRoomToken] = useState<string | null>(null);
+  const { chatPanelOpen } = useLayout();
+
+  const { data } = useQuery({
+    queryKey: ['nextcloud', 'rooms'],
+    queryFn: () => nextcloudApi.getRooms(),
+    refetchInterval: chatPanelOpen ? 30000 : false,
+    enabled: chatPanelOpen,
+  });
+
+  const rooms = data?.rooms ?? [];
+  const connected = data?.connected ?? false;
+  const loginName = data?.loginName ?? null;
+
+  const selectRoom = useCallback((token: string | null) => {
+    setSelectedRoomToken(token);
+  }, []);
+
+  const value: ChatContextType = {
+    rooms,
+    selectedRoomToken,
+    selectRoom,
+    connected,
+    loginName,
+  };
+
+  return <ChatContext.Provider value={value}>{children}</ChatContext.Provider>;
+};
+
+export const useChat = (): ChatContextType => {
+  const context = useContext(ChatContext);
+  if (context === undefined) {
+    throw new Error('useChat must be used within a ChatProvider');
+  }
+  return context;
+};