Files
fin-tracker/app/lib/features/portfolio/providers.dart
T
Dmitry b69bb4a0c9 feat(app): экраны импорта отчётов, целей, доходов, ребалансировки, налогов и бенчмарков
Импорт (/imports, /instruments/pending) и фаза 4 (/goals, /income,
/rebalance, /tax, аналитика-хаб с benchmarks_card) — по
docs/ai/import-contract.md и docs/ai/phase4-contract.md. file_picker для
загрузки отчёта.
2026-09-19 10:44:38 +03:00

74 lines
3.0 KiB
Dart

import 'package:fintracker_api/fintracker_api.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import '../../core/api/api_client.dart';
import 'benchmarks_card.dart' show benchmarkRowsProvider;
/// The reporting unit every portfolio screen is scoped to: `all`, `account:<id>` or
/// `portfolio:<id>`. Held in one place so switching it on Позиции also switches Аллокация
/// and the instrument card — three screens showing different scopes would be a trap.
final scopeProvider = StateProvider<String>((ref) => 'all');
final scopesProvider = FutureProvider.autoDispose<List<ScopeOut>>((ref) async {
final r = await ref.watch(apiProvider).getAnalyticsApi().analyticsScopes();
return r.data ?? const [];
});
final portfolioSummaryProvider = FutureProvider.autoDispose<SummaryOut>((ref) async {
final scope = ref.watch(scopeProvider);
final r = await ref.watch(apiProvider).getAnalyticsApi().analyticsSummary(scope: scope);
return r.data!;
});
final holdingsProvider = FutureProvider.autoDispose<List<HoldingOut>>((ref) async {
final scope = ref.watch(scopeProvider);
final r = await ref.watch(apiProvider).getAnalyticsApi().analyticsHoldings(scope: scope);
return r.data ?? const [];
});
final portfolioReturnsProvider = FutureProvider.autoDispose<List<ReturnsOut>>((ref) async {
final scope = ref.watch(scopeProvider);
final r = await ref.watch(apiProvider).getAnalyticsApi().analyticsReturns(scope: scope);
return r.data ?? const [];
});
final allocationProvider = FutureProvider.autoDispose<List<AllocationBucket>>((ref) async {
final scope = ref.watch(scopeProvider);
final r = await ref.watch(apiProvider).getAnalyticsApi().analyticsAllocation(scope: scope);
return r.data ?? const [];
});
/// Daily portfolio value for the last year, for the chart on Позиции.
final valueSeriesProvider = FutureProvider.autoDispose<List<ValueDay>>((ref) async {
final scope = ref.watch(scopeProvider);
final now = DateTime.now();
final r = await ref.watch(apiProvider).getAnalyticsApi().analyticsValueSeries(
scope: scope,
from: now.subtract(const Duration(days: 365)),
to: now,
);
return r.data ?? const [];
});
final instrumentProvider =
FutureProvider.autoDispose.family<InstrumentDetail, int>((ref, instrumentId) async {
final scope = ref.watch(scopeProvider);
final r = await ref
.watch(apiProvider)
.getInstrumentsApi()
.instrumentsGet(instrumentId: instrumentId, scope: scope);
return r.data!;
});
/// Every portfolio provider, refreshed together after a metrics rebuild or a pull-to-refresh.
void invalidatePortfolioProviders(WidgetRef ref) {
ref.invalidate(portfolioSummaryProvider);
ref.invalidate(holdingsProvider);
ref.invalidate(portfolioReturnsProvider);
ref.invalidate(allocationProvider);
ref.invalidate(valueSeriesProvider);
ref.invalidate(instrumentProvider);
// the benchmark block lives on Позиции and is scoped the same way
ref.invalidate(benchmarkRowsProvider);
}