93 lines
2.1 KiB
Dart
93 lines
2.1 KiB
Dart
import 'package:flutter/widgets.dart';
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import 'package:seshat/data/repositories/bal_repository.dart';
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import 'package:seshat/domain/models/bal.dart';
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import 'package:seshat/utils/command.dart';
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import 'package:seshat/utils/result.dart';
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class BalViewModel extends ChangeNotifier {
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BalViewModel({required BalRepository balRepository, required this.id})
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: _balRepository = balRepository {
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load = Command0(_load)..execute();
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}
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final BalRepository _balRepository;
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Bal? _bal;
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int? id;
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Bal? get bal => _bal;
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bool isABalOngoing = false;
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Future<Result<void>> startBal(int id) async {
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if (isABalOngoing) {
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return Result.error(Exception("Cannot have multiple BALs ongoing !"));
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}
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final result = await _balRepository.startBal(id);
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switch (result) {
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case Ok():
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_bal = result.value;
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notifyListeners();
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break;
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default:
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}
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return result;
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}
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Future<Result<void>> editBal(
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int id,
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String name,
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DateTime start,
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DateTime end,
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) async {
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final result = await _balRepository.editBal(id, name, start, end);
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switch (result) {
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case Ok():
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debugPrint("\n\n\n\nDID EDIT\n\n\n\n");
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_bal = result.value;
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notifyListeners();
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break;
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case Error():
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debugPrint("\n\n\n\nERROR: ${result.error}");
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break;
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}
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return result;
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}
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/*
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* =================================
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* =====[ COMMAND AND LOADING ]=====
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* =================================
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*/
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late final Command0 load;
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bool isLoaded = false;
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Future<Result<void>> _load() async {
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isABalOngoing = _balRepository.isABalOngoing();
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final result1 = await _loadBal();
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switch (result1) {
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case Ok():
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isLoaded = true;
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break;
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default:
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break;
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}
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notifyListeners();
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return result1;
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}
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Future<Result<void>> _loadBal() async {
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if (id == null) {
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return Result.error(Exception("No id given"));
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}
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final result = await _balRepository.balById(id!);
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switch (result) {
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case Ok():
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_bal = result.value;
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break;
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case Error():
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break;
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}
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return result;
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}
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}
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