Nils-Johan Gynther
59 lines
1.8 KiB
Dart
59 lines
1.8 KiB
Dart
import 'package:flutter_riverpod/flutter_riverpod.dart';
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import '../../../core/api/api_providers.dart';
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import '../../../core/api/guarded_api_call.dart';
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import '../../auth/data/auth_providers.dart';
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import '../domain/meal_plan_dashboard.dart';
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import '../domain/meal_plan_week.dart';
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import 'meal_plan_repository.dart';
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final mealPlanRepositoryProvider = Provider<MealPlanRepository>((ref) {
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return MealPlanRepository(ref.watch(apiClientProvider));
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});
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class _IntNotifier extends Notifier<int> {
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_IntNotifier(this._initial);
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final int _initial;
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@override
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int build() => _initial;
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void increment() {
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state = state + 1;
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}
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void decrement() {
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state = state - 1;
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}
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void reset() {
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state = 0;
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}
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}
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final mealPlanWeekOffsetProvider =
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NotifierProvider<_IntNotifier, int>(() => _IntNotifier(0));
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final mealPlanWeekProvider = Provider<MealPlanWeek>((ref) {
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final offset = ref.watch(mealPlanWeekOffsetProvider);
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return MealPlanWeek.fromOffset(offset);
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});
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final mealPlanDashboardProvider = FutureProvider<MealPlanDashboard>((ref) async {
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final week = ref.watch(mealPlanWeekProvider);
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final token = await ref.watch(authStateProvider.future);
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return guardedApiCall(ref, () async {
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final repository = ref.read(mealPlanRepositoryProvider);
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// Start all three requests in parallel.
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final entriesFuture = repository.fetchEntries(week.fromIso, week.toIso, token: token);
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final shoppingFuture = repository.fetchShoppingList(week.fromIso, week.toIso, token: token);
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final compareFuture = repository.fetchInventoryCompare(week.fromIso, week.toIso, token: token);
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return MealPlanDashboard(
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entries: await entriesFuture,
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shoppingItems: await shoppingFuture,
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inventoryCompareItems: await compareFuture,
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);
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});
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}); |