irene
54cec166b4
- SpeedometerViewModel now requires both LocationRepository and SettingsProvider - SpeedometerView uses SettingsProvider.currentTheme instead of non-existent Theme provider - main.dart: SettingsProvider created before SpeedometerViewModel in provider hierarchy - Restores proper DI wiring after layered architecture refactor
28 lines
1.1 KiB
Dart
28 lines
1.1 KiB
Dart
import 'package:flutter/widgets.dart';
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import '../../../core/constants/speed_unit.dart';
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import '../../../data/models/location_data.dart';
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import '../../../data/repositories/location_repository.dart';
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import '../../../providers/settings_provider.dart';
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/// ViewModel for the speedometer UI.
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///
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/// Thin state manager — subscribes to [LocationRepository] and exposes
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/// the current display state to the view. No data-layer logic here.
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class SpeedometerViewModel extends ChangeNotifier {
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final LocationRepository _repository;
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final SettingsProvider _settings;
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SpeedUnit get displayUnit => _settings.currentUnit;
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LocationData get displayData => _repository.currentData;
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String get displaySpeedText => _repository.currentData.displaySpeed;
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String get displayHeading => _repository.currentData.displayHeading;
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bool get isSpeedValid => _repository.currentData.isSpeedValid;
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bool get isHeadingValid => _repository.currentData.isHeadingValid;
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SpeedometerViewModel(this._repository, this._settings);
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double get displaySpeed {
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return displayUnit.convert(_repository.currentData.speed);
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}
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}
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