Vocasia-LMS-Mobile-apps--TA-2210501086-M.Ferdi-D3SI-/lib/providers/certificate_provider.dart

import 'dart:io';

import 'package:flutter/material.dart';
import 'package:initial_folder/models/certificate_model.dart';
import 'package:initial_folder/models/check_certificate.model.dart';
import 'package:initial_folder/models/my_certificate.dart';
import 'package:initial_folder/services/all_certificate_service.dart';

enum ResultState { Loading, NoData, HasData, Error }

class CertificateProvider with ChangeNotifier {
  final AllCertificateServices certificateServices;
  CertificateProvider({required this.certificateServices}) {
    getAllCertif();
  }

  bool _isChecked = true;
  bool get isChecked => _isChecked;

  ResultState? _state;

  List<DataMyCertificateModel?>? _allCertificate;

  String? _userId;
  String? _idPayment;
  String? _certificateNo;
  String? _username;
  String? _title;
  String? _idCourse;
  int? _progress;
  dynamic _finishDate;
  int _allCertificateCount = 0;
  bool _isSearch = false;

  List<DataMyCertificateModel?>? get allCertificate => _allCertificate;

  int? get allCertificateCount => _allCertificateCount;
  dynamic get finishDate => _finishDate;
  String? get idPayment => _idPayment;
  String? get certificateNo => _certificateNo;
  String? get name => _username;
  String? get title => _title;
  String? get userId => _userId;
  String? get idCourse => _idCourse;
  int? get progress => _progress;
  bool get isSearch => _isSearch;

  ResultState? get state => _state;

  Future uploadCertificate(String idPayment, File pdfFile) async {
    try {
      _state = ResultState.Loading;
      notifyListeners();
      await certificateServices.uploadCertificate(idPayment, pdfFile);
      _state = ResultState.HasData;
      notifyListeners();
    } catch (e) {
      _state = ResultState.Error;
      notifyListeners();
      print(
        "Error download sertifikat $e",
      );
    }
  }

  Future getCertif(String idCourse) async {
    try {
      _state = ResultState.Loading;
      notifyListeners();
      List<CertificateModel> certif =
          await certificateServices.getSertif(idCourse);

      if (certif.isEmpty) {
        print("Jangan loading terus");
        _state = ResultState.NoData;
        notifyListeners();
      } else {
        _state = ResultState.HasData;
        notifyListeners();
        _idPayment = certif[0].idPayment;
        _certificateNo = certif[0].certificateNo;
        _username = certif[0].name;
        _title = certif[0].title;
        _finishDate = certif[0].finishDate;

        notifyListeners();
      }
    } catch (e) {
      print("Ini gagal pas pindah ke certif cuy ${e}");
    }
  }

  Future getAllCertif() async {
    try {
      _state = ResultState.Loading;
      notifyListeners();
      List<DataMyCertificateModel> allCertificate =
          await AllCertificateServices().getAllCertificate();

      allCertificate.sort((a, b) => b.progress!.compareTo(a.progress!));

      _allCertificateCount = 0;
      if (allCertificate.isEmpty) {
        _state = ResultState.NoData;
        notifyListeners();
      } else {
        _state = ResultState.HasData;
        _isSearch = false;
        notifyListeners();
        _allCertificate = allCertificate;
        for (var data in allCertificate) {
          if (data.progress == 100) _allCertificateCount++;
        }
        notifyListeners();
      }
    } catch (e) {
      print("Jangan loading terus ${e}");
    }
  }

  Future checkSertif(String text) async {
    try {
      _state = ResultState.Loading;
      notifyListeners();
      CheckCertificateData certif = await certificateServices.checkSertif(text);
      if (certif.certificateNo!.isEmpty) {
        _state = ResultState.NoData;
        notifyListeners();
      } else {
        _state = ResultState.HasData;
        _idCourse = certif.courseId;
        _idPayment = certif.idPayment;
        _certificateNo = certif.certificateNo;
        _username = certif.name;
        _title = certif.title;
        _finishDate = certif.finishDate;
        _progress = certif.progress;
        notifyListeners();
      }
    } catch (e) {
      print("Ini error input no sertif${e}");
    }
  }

  Future clearCheckSertif() async {
    _idPayment = null;
  }

  Future searchCertif(String keyword) async {
    try {
      _state = ResultState.Loading;
      notifyListeners();
      List<DataMyCertificateModel> allCertificate =
          await AllCertificateServices().searchCertif(keyword);
      _allCertificateCount = 0;
      if (allCertificate.isEmpty) {
        _state = ResultState.NoData;
        notifyListeners();
      } else {
        _state = ResultState.HasData;
        _isSearch = true;
        notifyListeners();
        _allCertificate = allCertificate;
        for (var data in allCertificate) {
          if (data.progress == 100) {
            _allCertificateCount++;
          }
        }
        notifyListeners();
      }
    } catch (e) {
      print(e);
    }
  }

  bool toggleCheckbox([bool value = false]) {
    _isChecked = !_isChecked;
    notifyListeners();
    return _isChecked;
  }
}