CLASSROOMIO-T-152: Add payment link + reload on org login

src/lib/utils/functions/course.ts

@@ -0,0 +1,18 @@
+import type { Course } from '../types';
+
+export const isCourseFree = (cost: number) => !(Number(cost) > 0);
+
+export const getStudentInviteLink = (_course: Course, orgSiteName: string) => {
+  const hash = encodeURIComponent(
+    btoa(
+      JSON.stringify({
+        groupId: _course.group?.id,
+        name: _course.title,
+        description: _course.description,
+        orgSiteName
+      })
+    )
+  );
+
+  return `https://${orgSiteName}.classroomio.com/invite/s/${hash}`;
+};