Add files via upload

2023-05-26 21:48:51 +02:00
parent 59b5acc79b
commit 258a6ab8d3
64 changed files with 6779 additions and 0 deletions
--- a/filcnaplo_kreta_api/lib/providers/grade_provider.dart
+++ b/filcnaplo_kreta_api/lib/providers/grade_provider.dart
@@ -0,0 +1,134 @@
+import 'package:filcnaplo/api/providers/user_provider.dart';
+import 'package:filcnaplo/api/providers/database_provider.dart';
+import 'package:filcnaplo/models/settings.dart';
+import 'package:filcnaplo/models/user.dart';
+import 'package:filcnaplo_kreta_api/client/api.dart';
+import 'package:filcnaplo_kreta_api/client/client.dart';
+import 'package:filcnaplo_kreta_api/models/grade.dart';
+import 'package:filcnaplo_kreta_api/models/group_average.dart';
+import 'package:flutter/material.dart';
+
+class GradeProvider with ChangeNotifier {
+  // Private
+  late List<Grade> _grades;
+  late DateTime _lastSeen;
+  late String _groups;
+  List<GroupAverage> _groupAvg = [];
+  late final SettingsProvider _settings;
+  late final UserProvider _user;
+  late final DatabaseProvider _database;
+  late final KretaClient _kreta;
+
+  // Public
+  List<Grade> get grades => _grades;
+  DateTime get lastSeenDate => _settings.gradeOpeningFun ? _lastSeen : DateTime(3000);
+  String get groups => _groups;
+  List<GroupAverage> get groupAverages => _groupAvg;
+
+  GradeProvider({
+    List<Grade> initialGrades = const [],
+    required SettingsProvider settings,
+    required UserProvider user,
+    required DatabaseProvider database,
+    required KretaClient kreta,
+  }) {
+    _settings = settings;
+    _user = user;
+    _database = database;
+    _kreta = kreta;
+
+    _grades = List.castFrom(initialGrades);
+    _lastSeen = DateTime.now();
+
+    if (_grades.isEmpty) restore();
+  }
+
+  Future<void> seenAll() async {
+    String? userId = _user.id;
+    if (userId != null) {
+      final userStore = _database.userStore;
+      userStore.storeLastSeenGrade(DateTime.now(), userId: userId);
+      _lastSeen = DateTime.now();
+      notifyListeners();
+    }
+  }
+
+  Future<void> restore() async {
+    String? userId = _user.id;
+
+    // Load grades from the database
+    if (userId != null) {
+      final userQuery = _database.userQuery;
+
+      _grades = await userQuery.getGrades(userId: userId);
+      await convertBySettings();
+      _groupAvg = await userQuery.getGroupAverages(userId: userId);
+      notifyListeners();
+      DateTime lastSeenDB = await userQuery.lastSeenGrade(userId: userId);
+      if (lastSeenDB.millisecondsSinceEpoch == 0 || lastSeenDB.year == 0 || !_settings.gradeOpeningFun) {
+        _lastSeen = DateTime.now();
+        await seenAll();
+      } else {
+        _lastSeen = lastSeenDB;
+      }
+      notifyListeners();
+    }
+  }
+
+  // good student mode, renamed subjects
+  Future<void> convertBySettings() async {
+    Map<String, String> renamedSubjects = _settings.renamedSubjectsEnabled ? await _database.userQuery.renamedSubjects(userId: _user.user!.id) : {};
+
+    for (Grade grade in _grades) {
+      grade.subject.renamedTo = renamedSubjects.isNotEmpty ? renamedSubjects[grade.subject.id] : null;
+      grade.value.value = _settings.goodStudent ? 5 : grade.json!["SzamErtek"] ?? 0;
+      grade.value.valueName = _settings.goodStudent ? "Példás" : grade.json!["SzovegesErtek"] ?? "";
+      grade.value.shortName = _settings.goodStudent ? "Példás" : grade.json!["SzovegesErtekelesRovidNev"] ?? "";
+    }
+
+    notifyListeners();
+  }
+
+  // Fetches Grades from the Kreta API then stores them in the database
+  Future<void> fetch() async {
+    User? user = _user.user;
+    if (user == null) throw "Cannot fetch Grades for User null";
+    String iss = user.instituteCode;
+
+    List? gradesJson = await _kreta.getAPI(KretaAPI.grades(iss));
+    if (gradesJson == null) throw "Cannot fetch Grades for User ${user.id}";
+    List<Grade> grades = gradesJson.map((e) => Grade.fromJson(e)).toList();
+
+    if (grades.isNotEmpty || _grades.isNotEmpty) await store(grades);
+
+    List? groupsJson = await _kreta.getAPI(KretaAPI.groups(iss));
+    if (groupsJson == null || groupsJson.isEmpty) throw "Cannot fetch Groups for User ${user.id}";
+    _groups = (groupsJson[0]["OktatasNevelesiFeladat"] ?? {})["Uid"] ?? "";
+
+    List? groupAvgJson = await _kreta.getAPI(KretaAPI.groupAverages(iss, _groups));
+    if (groupAvgJson == null) throw "Cannot fetch Class Averages for User ${user.id}";
+    final groupAvgs = groupAvgJson.map((e) => GroupAverage.fromJson(e)).toList();
+    await storeGroupAvg(groupAvgs);
+  }
+
+  // Stores Grades in the database
+  Future<void> store(List<Grade> grades) async {
+    User? user = _user.user;
+    if (user == null) throw "Cannot store Grades for User null";
+    String userId = user.id;
+
+    await _database.userStore.storeGrades(grades, userId: userId);
+    _grades = grades;
+    await convertBySettings();
+  }
+
+  Future<void> storeGroupAvg(List<GroupAverage> groupAvgs) async {
+    _groupAvg = groupAvgs;
+
+    User? user = _user.user;
+    if (user == null) throw "Cannot store Grades for User null";
+    String userId = user.id;
+    await _database.userStore.storeGroupAverages(groupAvgs, userId: userId);
+    notifyListeners();
+  }
+}