adding storage for lectures

nextjs/src/hooks/localCourse/lectureHooks.ts

@@ -1,7 +1,16 @@
-import { useSuspenseQuery } from "@tanstack/react-query";
+import {
+  useMutation,
+  useQueryClient,
+  useSuspenseQuery,
+} from "@tanstack/react-query";
 import { lectureKeys } from "./lectureKeys";
 import { useCourseContext } from "@/app/course/[courseName]/context/courseContext";
-import { getLectures } from "@/services/fileStorage/lectureFileStorageService";
+import {
+  getLectures,
+  updateLecture,
+} from "@/services/fileStorage/lectureFileStorageService";
+import { Lecture } from "@/models/local/lecture";
+import { useLocalCourseSettingsQuery } from "./localCoursesHooks";
 
 export const getLecturesQueryConfig = (courseName: string) =>
   ({
@@ -9,7 +18,23 @@ export const getLecturesQueryConfig = (courseName: string) =>
     queryFn: async () => await getLectures(courseName),
   } as const);
 
-export const useLecturesQuery = () => {
+export const useLecturesByWeekQuery = () => {
   const { courseName } = useCourseContext();
   return useSuspenseQuery(getLecturesQueryConfig(courseName));
 };
+
+export const useLectureUpdateMutation = () => {
+  const { courseName } = useCourseContext();
+  const { data: settings } = useLocalCourseSettingsQuery();
+  const queryClient = useQueryClient();
+  return useMutation({
+    mutationFn: async (lecture: Lecture) => {
+      await updateLecture(courseName, settings, lecture);
+    },
+    onSuccess: () => {
+      queryClient.invalidateQueries({
+        queryKey: lectureKeys.allLectures(courseName),
+      });
+    },
+  });
+};