adding storage for lectures

nextjs/src/services/fileStorage/utils/lectureUtils.ts

@@ -0,0 +1,30 @@
+import { extractLabelValue } from "@/models/local/assignment/utils/markdownUtils";
+import { Lecture } from "@/models/local/lecture";
+
+export function parseLecture(fileContent: string): Lecture {
+  try {
+    const settings = fileContent.split("---\n")[0];
+    const name = extractLabelValue(settings, "Name");
+    const date = extractLabelValue(settings, "Date");
+
+    const content = fileContent.split("---\n")[1].trim();
+
+    return {
+      name,
+      date,
+      content,
+    };
+  } catch (error) {
+    console.error("Error parsing lecture", fileContent);
+    throw error;
+  }
+}
+
+export function lectureToString(lecture: Lecture) {
+  return `Name: ${lecture.name}
+Date: ${lecture.date}
+---
+${lecture.content}`;
+}
+
+export const lectureFolderName = "00 - lectures"