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k-notes-frontend/src/hooks/use-notes.ts

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+import { useQuery, useMutation, useQueryClient } from "@tanstack/react-query";
+import { api } from "@/lib/api";
+
+export interface Note {
+    id: string;
+    title: string;
+    content: string;
+    is_pinned: boolean;
+    is_archived: boolean;
+    color: string;
+    tags: Tag[];
+    created_at: string;
+    updated_at: string;
+}
+
+export interface Tag {
+    id: string;
+    name: string;
+}
+
+export interface CreateNoteInput {
+    title: string;
+    content: string;
+    tags?: string[];
+    color?: string;
+    is_pinned?: boolean;
+}
+
+export interface UpdateNoteInput {
+    id: string;
+    title?: string;
+    content?: string;
+    tags?: string[];
+    color?: string;
+    is_pinned?: boolean;
+    is_archived?: boolean;
+}
+
+export function useNotes(params?: { pinned?: boolean; archived?: boolean; tag?: string }) {
+    // Construct query string
+    const searchParams = new URLSearchParams();
+    if (params?.pinned !== undefined) searchParams.set("pinned", String(params.pinned));
+    if (params?.archived !== undefined) searchParams.set("archived", String(params.archived));
+    if (params?.tag) searchParams.set("tag", params.tag);
+
+    return useQuery({
+        queryKey: ["notes", params],
+        queryFn: () => api.get(`/notes?${searchParams.toString()}`),
+    });
+}
+
+export function useSearchNotes(query: string) {
+    return useQuery({
+        queryKey: ["notes", "search", query],
+        queryFn: () => api.get(`/search?q=${encodeURIComponent(query)}`),
+        enabled: query.length > 0,
+    });
+}
+
+export function useCreateNote() {
+    const queryClient = useQueryClient();
+
+    return useMutation({
+        mutationFn: (data: CreateNoteInput) => api.post("/notes", data),
+        onSuccess: () => {
+            queryClient.invalidateQueries({ queryKey: ["notes"] });
+        },
+    });
+}
+
+export function useUpdateNote() {
+    const queryClient = useQueryClient();
+
+    return useMutation({
+        mutationFn: ({ id, ...data }: UpdateNoteInput) => api.patch(`/notes/${id}`, data),
+        onSuccess: () => {
+            queryClient.invalidateQueries({ queryKey: ["notes"] });
+        },
+    });
+}
+
+export function useDeleteNote() {
+    const queryClient = useQueryClient();
+
+    return useMutation({
+        mutationFn: (id: string) => api.delete(`/notes/${id}`),
+        onSuccess: () => {
+            queryClient.invalidateQueries({ queryKey: ["notes"] });
+        },
+    });
+}
+
+export function useTags() {
+    return useQuery({
+        queryKey: ["tags"],
+        queryFn: () => api.get("/tags"),
+    });
+}