feat: course section reordering & migration to course v2 (#437)

* feat: reorder sections and lessons gracefully

* convert course into version 2

* feat: get next and prev working

apps/dashboard/src/lib/utils/services/courses/index.ts

@@ -287,7 +287,7 @@ export function updateLessonSection(section: any, sectionId: LessonSection['id']
     .match({ id: sectionId });
 }
 
-export function updateLesson(lesson: any, lessonId: Lesson['id']) {
+export async function updateLesson(lesson: any, lessonId: Lesson['id']) {
   return supabase
     .from('lesson')
     .update({ ...lesson, id: undefined })
@@ -307,6 +307,14 @@ export function updateLessonCompletion(completion: LessonCompletion, shouldUpdat
   }
 }
 
+export const upsertLessons = (data: { id: string; order: number }[]) => {
+  return supabase.from('lesson').upsert(data);
+};
+
+export const upsertLessonSections = (data: { id: string; order: number }[]) => {
+  return supabase.from('lesson_section').upsert(data);
+};
+
 export function deleteLesson(lessonId: Lesson['id']) {
   // Need to implement soft delete
   return supabase.from('lesson').delete().match({ id: lessonId });