Initial commit: Penyerahan final Source code Tugas Akhir

lib/providers/posting_review_provider.dart

@@ -0,0 +1,41 @@
+import 'package:flutter/material.dart';
+import 'package:initial_folder/services/course_service.dart';
+
+enum ResultState { uninitilized, loading, failed, successAdd, successUpdate }
+
+class PostingReviewProvider with ChangeNotifier {
+  final CourseService courseService;
+
+  PostingReviewProvider({required this.courseService});
+
+  ResultState _state = ResultState.uninitilized;
+
+  ResultState get state => _state;
+
+  Future<bool> postingReview(
+      String _review, int _courseId, int _valueRating) async {
+    try {
+      _state = ResultState.loading;
+      notifyListeners();
+      List response = await courseService.postingReviewCourse(
+          _review, _courseId, _valueRating);
+      if (response[0] == true && response[1] == 201) {
+        _state = ResultState.successAdd;
+        notifyListeners();
+        return true;
+      } else if (response[0] == true && response[1] == 200) {
+        _state = ResultState.successUpdate;
+        notifyListeners();
+        return true;
+      } else {
+        _state = ResultState.failed;
+        notifyListeners();
+        return false;
+      }
+    } catch (e) {
+      _state = ResultState.failed;
+      notifyListeners();
+      return false;
+    }
+  }
+}