forked from firka/student-legacy
108 lines
3.8 KiB
Dart
108 lines
3.8 KiB
Dart
// ignore_for_file: no_leading_underscores_for_local_identifiers, use_build_context_synchronously
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import 'package:refilc/api/providers/user_provider.dart';
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import 'package:refilc/api/providers/database_provider.dart';
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import 'package:refilc/models/user.dart';
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import 'package:refilc_kreta_api/client/api.dart';
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import 'package:refilc_kreta_api/client/client.dart';
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import 'package:refilc_kreta_api/models/absence.dart';
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import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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class AbsenceProvider with ChangeNotifier {
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late List<Absence> _absences;
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late BuildContext _context;
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List<Absence> get absences => _absences;
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AbsenceProvider({
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List<Absence> initialAbsences = const [],
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required BuildContext context,
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}) {
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_absences = List.castFrom(initialAbsences);
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_context = context;
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if (_absences.isEmpty) restore();
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}
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Future<void> restore() async {
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String? userId = Provider.of<UserProvider>(_context, listen: false).id;
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// Load absences from the database
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if (userId != null) {
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var dbAbsences =
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await Provider.of<DatabaseProvider>(_context, listen: false)
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.userQuery
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.getAbsences(userId: userId);
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_absences = dbAbsences;
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await convertBySettings();
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}
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}
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// for renamed subjects
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Future<void> convertBySettings() async {
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final _database = Provider.of<DatabaseProvider>(_context, listen: false);
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Map<String, String> renamedSubjects =
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(await _database.query.getSettings(_database)).renamedSubjectsEnabled
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? await _database.userQuery.renamedSubjects(
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userId:
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Provider.of<UserProvider>(_context, listen: false).user!.id)
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: {};
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Map<String, String> renamedTeachers =
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(await _database.query.getSettings(_database)).renamedTeachersEnabled
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? await _database.userQuery.renamedTeachers(
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userId:
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Provider.of<UserProvider>(_context, listen: false).user!.id)
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: {};
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// v5
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Map<String, String> customRoundings = await _database.userQuery
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.getRoundings(
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userId:
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Provider.of<UserProvider>(_context, listen: false).user!.id);
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for (Absence absence in _absences) {
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absence.subject.renamedTo = renamedSubjects.isNotEmpty
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? renamedSubjects[absence.subject.id]
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: null;
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absence.teacher.renamedTo = renamedTeachers.isNotEmpty
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? renamedTeachers[absence.teacher.id]
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: null;
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// v5
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absence.subject.customRounding = customRoundings.isNotEmpty
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? double.parse(customRoundings[absence.subject.id] ?? '5.0')
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: null;
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}
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notifyListeners();
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}
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// Fetches Absences from the Kreta API then stores them in the database
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Future<void> fetch() async {
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User? user = Provider.of<UserProvider>(_context, listen: false).user;
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if (user == null) throw "Cannot fetch Absences for User null";
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String iss = user.instituteCode;
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List? absencesJson = await Provider.of<KretaClient>(_context, listen: false)
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.getAPI(KretaAPI.absences(iss));
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if (absencesJson == null) throw "Cannot fetch Absences for User ${user.id}";
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List<Absence> absences =
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absencesJson.map((e) => Absence.fromJson(e)).toList();
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if (absences.isNotEmpty || _absences.isNotEmpty) await store(absences);
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}
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// Stores Absences in the database
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Future<void> store(List<Absence> absences) async {
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User? user = Provider.of<UserProvider>(_context, listen: false).user;
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if (user == null) throw "Cannot store Absences for User null";
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String userId = user.id;
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await Provider.of<DatabaseProvider>(_context, listen: false)
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.userStore
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.storeAbsences(absences, userId: userId);
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_absences = absences;
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await convertBySettings();
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}
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}
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