52 lines
1.3 KiB
Dart
52 lines
1.3 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:initial_folder/models/course_model.dart';
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import 'package:initial_folder/services/course_service.dart';
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enum ResultState { Loading, NoData, HasData, Error }
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class PromoCourseProvider with ChangeNotifier {
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final CourseService courseService;
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PromoCourseProvider({required this.courseService}) {
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getPromoCourse();
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}
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List<CourseModel> _course = [];
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ResultState? _state;
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String _message = '';
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List<CourseModel> get result => _course;
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ResultState? get state => _state;
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String get message => _message;
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set course(List<CourseModel> course) {
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_course = course;
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notifyListeners();
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}
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Future<dynamic> getPromoCourse() async {
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try {
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_state = ResultState.Loading;
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notifyListeners();
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List<CourseModel> course = await courseService.getPromoCourse();
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if (course.isEmpty) {
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_state = ResultState.NoData;
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print("Tidak ada data promo dri api");
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notifyListeners();
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return _message = 'Empty Data';
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} else {
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_state = ResultState.HasData;
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notifyListeners();
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return _course = course;
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}
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} catch (e) {
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_state = ResultState.Error;
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notifyListeners();
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return _message = 'Error --> $e';
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}
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}
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}
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