feat(ee): ai chat (#2098)

* feat: ai chat

* feat: ai chat

* sync

* cleanup

* view space button

apps/client/src/ee/ai-chat/queries/ai-chat-query.ts

@@ -0,0 +1,61 @@
+import {
+  useQuery,
+  useMutation,
+  useQueryClient,
+  useInfiniteQuery,
+} from "@tanstack/react-query";
+import {
+  listChats,
+  getChatInfo,
+  deleteChat,
+  updateChatTitle,
+  searchChats,
+} from "../services/ai-chat-service";
+
+export function useChatsQuery() {
+  return useInfiniteQuery({
+    queryKey: ["ai-chats"],
+    queryFn: ({ pageParam }) =>
+      listChats({ cursor: pageParam, limit: 30 }),
+    initialPageParam: undefined as string | undefined,
+    getNextPageParam: (lastPage) =>
+      lastPage.meta.hasNextPage ? lastPage.meta.nextCursor : undefined,
+  });
+}
+
+export function useChatInfoQuery(chatId: string | undefined) {
+  return useQuery({
+    queryKey: ["ai-chat", chatId],
+    queryFn: () => getChatInfo(chatId!),
+    enabled: !!chatId,
+  });
+}
+
+export function useDeleteChatMutation() {
+  const queryClient = useQueryClient();
+  return useMutation({
+    mutationFn: (chatId: string) => deleteChat(chatId),
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: ["ai-chats"] });
+    },
+  });
+}
+
+export function useUpdateChatTitleMutation() {
+  const queryClient = useQueryClient();
+  return useMutation({
+    mutationFn: ({ chatId, title }: { chatId: string; title: string }) =>
+      updateChatTitle(chatId, title),
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: ["ai-chats"] });
+    },
+  });
+}
+
+export function useSearchChatsQuery(query: string) {
+  return useQuery({
+    queryKey: ["ai-chats-search", query],
+    queryFn: () => searchChats(query),
+    enabled: query.length > 0,
+  });
+}