- Introduced a button for syncing Microsoft calendar

- Implemented saving of the microsoft event data in db

calendar-integration/microsoft-calendar-utils.js

@@ -0,0 +1,40 @@
+export async function fetchMicrosoftCalendarEvents(token, startDate, endDate) {
+  const response = await fetch(
+    `https://graph.microsoft.com/v1.0/me/calendar/calendarView?startDateTime=${startDate}&endDateTime=${endDate}`,
+    {
+      headers: {
+        Authorization: `Bearer ${token}`,
+      },
+    },
+  );
+
+  const data = await response.json();
+
+  const microsoftEvents = [];
+  data?.value?.forEach((item) => {
+    const start = item.start;
+    let startDateTime;
+    if (start !== undefined) {
+      const stringDate = start.dateTime;
+      startDateTime = new Date(stringDate);
+    }
+
+    const end = item.end;
+    let endDateTime;
+    if (end !== undefined) {
+      const stringDate = end.dateTime;
+      endDateTime = new Date(stringDate);
+    }
+
+    const microsoftEvent = {
+      id: item.uid,
+      title: item.subject,
+      startDate: startDateTime,
+      endDate: endDateTime,
+      allDay: item.isAllDay,
+    };
+    microsoftEvents.push(microsoftEvent);
+  });
+
+  return microsoftEvents;
+}