Dmitry
617682351b
Переключатель периода (7д…все и свой диапазон), режимы «Цена ₽ / ₽ + НКД / %», наложение бенчмарков в процентах (у ценового индекса пометка «без дивидендов»), изменение за период, заливка, подписи min/max, курсор с подсказкой и точки покупок и продаж. Ось X по датам, подписи осей без наложений.
447 lines
14 KiB
Dart
447 lines
14 KiB
Dart
import 'package:decimal/decimal.dart';
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import 'package:dio/dio.dart';
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import 'package:fintracker_api/fintracker_api.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import '../../core/api/api_client.dart';
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import '../../core/auth/auth_controller.dart';
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import '../../core/utils/ru_date.dart';
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import '../../core/widgets/async_value_view.dart';
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import '../../core/widgets/asset_icon.dart';
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import '../../core/widgets/empty_state.dart';
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import '../../core/widgets/money_text.dart';
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import '../../core/widgets/stale_banner.dart';
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import '../../core/widgets/help_tip.dart';
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import 'instrument_edit_dialog.dart';
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import 'labels.dart';
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import 'price_history.dart';
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import 'providers.dart';
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double _d(String s) => Decimal.parse(s).toDouble();
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/// The instrument card: the position, the lots behind its cost, every event that touched it
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/// and the price history behind its value — the screen that answers "where does this number
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/// come from" when a reconciliation finding points here.
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class InstrumentPage extends ConsumerWidget {
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const InstrumentPage({required this.instrumentId, super.key});
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final int instrumentId;
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Future<void> _edit(
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BuildContext context,
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WidgetRef ref,
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InstrumentOut instrument,
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) async {
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final patch = await showDialog<InstrumentPatch>(
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context: context,
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builder: (_) => InstrumentEditDialog(instrument: instrument),
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);
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if (patch == null || !context.mounted) return;
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final messenger = ScaffoldMessenger.of(context);
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try {
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final api = ref.read(apiProvider);
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await api.getInstrumentsApi().instrumentsPatch(
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instrumentId: instrumentId,
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instrumentPatch: patch,
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);
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invalidatePortfolioProviders(ref);
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try {
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// the asset class feeds the allocation metrics; the lot only the live rebalancing
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await api.getMetricsApi().metricsRefresh();
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} on DioException {
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// the next scheduled or manual refresh picks the change up
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}
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} on DioException catch (e) {
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messenger.showSnackBar(SnackBar(content: Text(problemMessage(e))));
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}
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}
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@override
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Widget build(BuildContext context, WidgetRef ref) {
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final detail = ref.watch(instrumentProvider(instrumentId));
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final instrument = detail.valueOrNull?.data.instrument;
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return Scaffold(
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appBar: AppBar(
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title: Text(instrument?.ticker ?? instrument?.name ?? 'Инструмент'),
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actions: [
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if (instrument != null)
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IconButton(
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tooltip: 'Редактировать',
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icon: const Icon(Icons.edit_outlined),
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onPressed: () => _edit(context, ref, instrument),
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),
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],
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),
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body: AsyncValueView(
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value: detail,
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onRetry: () => ref.invalidate(instrumentProvider(instrumentId)),
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data: (cached) {
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final d = cached.data;
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return ListView(
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padding: const EdgeInsets.all(16),
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children: [
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if (cached.fetchedAt != null)
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StaleBanner(fetchedAt: cached.fetchedAt!),
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_Header(instrument: d.instrument, holding: d.holding),
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const SizedBox(height: 16),
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if (d.prices.isEmpty)
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const _Section(
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title: 'История цены',
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child: EmptyState(
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icon: Icons.show_chart,
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message: 'Цен нет — стоимость позиции неизвестна.',
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),
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)
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else
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PriceHistory(
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instrumentId: instrumentId,
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label: d.instrument.ticker ?? d.instrument.name,
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isBond: d.instrument.assetClass == 'bond',
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trades: [
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for (final e in d.events)
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if (e.kind == EventKind.buy || e.kind == EventKind.sell)
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e.tradeDate,
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],
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),
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const SizedBox(height: 16),
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_Section(
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title: 'Лоты',
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child: d.lots.isEmpty
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? const EmptyState(
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icon: Icons.layers_outlined,
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message: 'Лотов нет.',
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)
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: _LotsTable(lots: d.lots),
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),
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const SizedBox(height: 16),
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_Section(
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title: 'События',
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child: d.events.isEmpty
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? const EmptyState(
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icon: Icons.receipt_long,
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message: 'Событий нет.',
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)
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: _EventsTable(events: d.events),
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),
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],
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);
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},
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),
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);
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}
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}
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class _Header extends StatelessWidget {
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const _Header({required this.instrument, required this.holding});
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final InstrumentOut instrument;
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final HoldingOut? holding;
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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final facts = <String>[
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assetClassLabel(instrument.assetClass),
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if (instrument.board != null) instrument.board!,
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if (instrument.isin != null) instrument.isin!,
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if (instrument.country != null) instrument.country!,
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instrument.currency,
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];
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return Card(
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child: Padding(
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padding: const EdgeInsets.all(16),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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children: [
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AssetIcon(
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assetClass: instrument.assetClass,
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logoUrl: instrument.logoUrl,
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logoColor: instrument.logoColor,
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size: 48,
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),
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const SizedBox(width: 16),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(instrument.name, style: theme.textTheme.titleLarge),
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const SizedBox(height: 4),
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Text(
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facts.join(' · '),
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style: theme.textTheme.bodySmall?.copyWith(
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color: theme.hintColor,
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),
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),
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],
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),
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),
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],
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),
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const SizedBox(height: 16),
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if (holding == null)
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Text('Позиция закрыта', style: theme.textTheme.bodyMedium)
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else
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_HoldingFacts(holding: holding!),
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],
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),
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),
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);
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}
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}
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class _HoldingFacts extends StatelessWidget {
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const _HoldingFacts({required this.holding});
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final HoldingOut holding;
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@override
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Widget build(BuildContext context) {
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final h = holding;
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return Wrap(
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spacing: 24,
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runSpacing: 12,
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children: [
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_Fact(label: 'Количество', value: Text(formatQty(h.qty))),
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_Fact(
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label: 'Средняя цена',
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value: h.avgCost == null
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? const Text('—')
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: MoneyText(h.avgCost!, currency: h.costCurrency ?? h.currency),
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),
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_Fact(
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label: 'Текущая цена',
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value: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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h.marketPrice == null
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? const Text('—')
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: MoneyText(
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h.marketPrice!,
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currency: h.priceCurrency ?? h.currency,
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),
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const SizedBox(width: 6),
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PriceStatusChip(status: h.priceStatus, priceDate: h.priceDate),
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],
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),
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),
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_Fact(
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label: 'Стоимость',
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value: h.valueRub == null
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? const Text('—')
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: MoneyText(h.valueRub!, currency: 'RUB'),
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),
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_Fact(
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label: 'Нереализованная',
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value: h.unrealizedPnlRub == null
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? const Text('—')
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: MoneyText(
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h.unrealizedPnlRub!,
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currency: 'RUB',
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style: TextStyle(
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color: signColor(context, h.unrealizedPnlRub),
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),
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),
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),
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_Fact(
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label: 'Реализованная',
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value: MoneyText(h.realizedPnlRub ?? '0', currency: 'RUB'),
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),
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_Fact(
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label: 'Выплаты',
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value: MoneyText(h.incomeRub ?? '0', currency: 'RUB'),
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),
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_Fact(
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label: 'XIRR',
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value: Text(
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formatPercent(h.xirr),
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style: TextStyle(color: signColor(context, h.xirr)),
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),
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),
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if (h.firstBuyDate != null)
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_Fact(
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label: 'В портфеле',
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value: Text('${h.daysHeld ?? 0} дн. с ${ruDate(h.firstBuyDate!)}'),
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),
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if (_d(h.ldvEligibleQty) > 0)
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_Fact(label: 'Под ЛДВ', value: Text(formatQty(h.ldvEligibleQty))),
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],
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);
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}
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}
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class _Fact extends StatelessWidget {
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const _Fact({required this.label, required this.value});
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final String label;
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final Widget value;
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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TermLabel(
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label,
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style: theme.textTheme.bodySmall?.copyWith(color: theme.hintColor),
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),
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const SizedBox(height: 2),
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DefaultTextStyle(style: theme.textTheme.titleSmall!, child: value),
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],
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);
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}
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}
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class _LotsTable extends StatelessWidget {
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const _LotsTable({required this.lots});
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final List<LotOut> lots;
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@override
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Widget build(BuildContext context) {
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final headerStyle = Theme.of(context).textTheme.labelMedium;
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return SingleChildScrollView(
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scrollDirection: Axis.horizontal,
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child: DataTable(
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columns: [
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DataColumn(label: Text('Открыт', style: headerStyle)),
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DataColumn(label: Text('Куплено', style: headerStyle), numeric: true),
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DataColumn(
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label: Text('Осталось', style: headerStyle),
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numeric: true,
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),
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DataColumn(label: Text('Цена', style: headerStyle), numeric: true),
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DataColumn(
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label: Text('Стоимость, ₽', style: headerStyle),
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numeric: true,
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),
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DataColumn(label: Text('Закрыт', style: headerStyle)),
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],
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rows: [
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for (final lot in lots)
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DataRow(
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cells: [
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DataCell(Text(ruDate(lot.openDate))),
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DataCell(Text(formatQty(lot.qtyOpen))),
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DataCell(Text(formatQty(lot.qtyRemaining))),
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DataCell(
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MoneyText(lot.costPerUnit, currency: lot.costCurrency),
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),
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DataCell(
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lot.costTotalRub == null
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? const Text('—')
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: MoneyText(lot.costTotalRub!, currency: 'RUB'),
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),
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DataCell(
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Text(lot.closedAt == null ? '—' : ruDate(lot.closedAt!)),
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),
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],
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),
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],
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),
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);
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}
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}
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class _EventsTable extends StatelessWidget {
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const _EventsTable({required this.events});
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final List<EventOut> events;
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@override
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Widget build(BuildContext context) {
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final headerStyle = Theme.of(context).textTheme.labelMedium;
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return SingleChildScrollView(
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scrollDirection: Axis.horizontal,
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child: DataTable(
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columns: [
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DataColumn(label: Text('Дата', style: headerStyle)),
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DataColumn(label: Text('Тип', style: headerStyle)),
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DataColumn(label: Text('Кол-во', style: headerStyle), numeric: true),
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DataColumn(label: Text('Цена', style: headerStyle), numeric: true),
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DataColumn(label: Text('Сумма', style: headerStyle), numeric: true),
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DataColumn(label: Text('Описание', style: headerStyle)),
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],
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rows: [
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for (final e in events)
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DataRow(
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cells: [
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DataCell(Text(ruDate(e.tradeDate))),
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DataCell(
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Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Text(eventKindLabel(e.kind)),
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if (e.externalFlow) ...[
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const SizedBox(width: 4),
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const Tooltip(
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message: 'Внешний поток — учитывается в XIRR',
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child: Icon(Icons.swap_vert, size: 14),
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),
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],
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],
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),
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),
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DataCell(
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Text(e.quantity == null ? '—' : formatQty(e.quantity!)),
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),
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DataCell(
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e.price == null
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? const Text('—')
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: MoneyText(
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e.price!,
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currency: e.priceCurrency ?? e.currency,
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),
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),
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DataCell(
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MoneyText(
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e.amount,
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currency: e.currency,
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style: TextStyle(color: signColor(context, e.amount)),
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),
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),
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DataCell(
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SizedBox(
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width: 260,
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child: Text(
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e.description ?? '',
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overflow: TextOverflow.ellipsis,
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),
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),
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),
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],
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),
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],
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),
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);
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}
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}
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class _Section extends StatelessWidget {
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const _Section({required this.title, required this.child});
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final String title;
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final Widget child;
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@override
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Widget build(BuildContext context) {
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return Card(
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child: Padding(
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padding: const EdgeInsets.all(16),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(title, style: Theme.of(context).textTheme.titleMedium),
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const SizedBox(height: 12),
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child,
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],
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),
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),
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);
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}
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}
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