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.
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Dmitry
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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/widgets/async_value_view.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/section_card.dart';
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import '../portfolio/labels.dart' show formatPercent, signColor;
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import 'data/tax_api.dart';
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import 'providers.dart';
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/// Сводка: the estimated tax picture for the year, per account and in total.
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class TaxSummaryTab extends ConsumerWidget {
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const TaxSummaryTab({super.key});
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@override
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Widget build(BuildContext context, WidgetRef ref) {
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final summary = ref.watch(taxSummaryProvider);
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return RefreshIndicator(
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onRefresh: () async => ref.invalidate(taxSummaryProvider),
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child: AsyncValueView(
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value: summary,
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onRetry: () => ref.invalidate(taxSummaryProvider),
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data: (data) {
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final totals = data.totals;
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return ListView(
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padding: const EdgeInsets.all(16),
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children: [
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Row(
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children: [
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Text('${data.year} год', style: Theme.of(context).textTheme.titleLarge),
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const SizedBox(width: 12),
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if (data.estimated)
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const Chip(
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avatar: Icon(Icons.calculate_outlined, size: 16),
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label: Text('оценка'),
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visualDensity: VisualDensity.compact,
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),
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const Spacer(),
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if (data.taxRate != null)
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Text('ставка ${formatPercent(data.taxRate, signed: false)}'),
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],
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),
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const SizedBox(height: 12),
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if (totals != null) ...[
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Wrap(
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spacing: 12,
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runSpacing: 12,
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children: [
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StatTile(
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label: 'Оценка налога',
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value: _money(totals.estimatedTaxRub),
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note: 'по всем счетам за год',
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),
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StatTile(
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label: 'Удержано брокером',
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value: _money(totals.taxWithheldRub),
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note: 'по данным операций',
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),
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StatTile(
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label: 'Налоговая база',
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value: _money(totals.taxableBaseRub),
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note: 'после вычета ЛДВ',
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),
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StatTile(
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label: 'Освобождено по ЛДВ',
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value: _money(totals.ldvExemptRub),
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note: 'оценка по ст. 219.1',
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),
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StatTile(
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label: 'Дивиденды и купоны',
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value: _money(totals.dividendsGrossRub),
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note: 'купоны ${_moneyText(totals.couponsGrossRub)}',
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),
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StatTile(
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label: 'Реализовано',
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value: _money(totals.realizedGainRub),
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note: 'убыток ${_moneyText(totals.realizedLossRub)}',
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),
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],
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),
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const SizedBox(height: 16),
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],
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if (data.accounts.isEmpty)
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const Padding(
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padding: EdgeInsets.only(top: 32),
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child: EmptyState(
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icon: Icons.receipt_long_outlined,
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message: 'За этот год нет ни сделок, ни выплат.',
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),
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)
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else
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SectionCard(
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title: 'По счетам',
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subtitle: 'все суммы — оценка; авторитет — справка брокера',
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child: _AccountsTable(rows: data.accounts, totals: totals),
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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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static Widget _money(String? value) =>
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value == null ? const Text('—') : MoneyText(value, currency: 'RUB');
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static String _moneyText(String? value) =>
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value == null ? '—' : MoneyText.format(value, 'RUB');
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}
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class _AccountsTable extends StatelessWidget {
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const _AccountsTable({required this.rows, this.totals});
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final List<TaxRow> rows;
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final TaxRow? totals;
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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('Счёт', style: headerStyle)),
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DataColumn(label: Text('Дивиденды', style: headerStyle), numeric: true),
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DataColumn(label: Text('Купоны', style: headerStyle), numeric: true),
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DataColumn(label: Text('Удержано', style: headerStyle), numeric: true),
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DataColumn(label: Text('Прибыль', style: headerStyle), numeric: true),
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DataColumn(label: Text('Убыток', style: headerStyle), numeric: true),
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DataColumn(label: Text('ЛДВ', style: headerStyle), numeric: true),
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DataColumn(label: Text('База', style: headerStyle), numeric: true),
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DataColumn(label: Text('Налог (оценка)', style: headerStyle), numeric: true),
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],
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rows: [
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for (final r in rows) _row(context, r, bold: false),
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if (totals != null) _row(context, totals!, bold: true),
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],
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),
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);
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}
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DataRow _row(BuildContext context, TaxRow r, {required bool bold}) {
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final style = bold ? Theme.of(context).textTheme.titleSmall : null;
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Widget cell(String? v, {bool signed = false}) => v == null
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? Text('—', style: style)
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: MoneyText(
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v,
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currency: 'RUB',
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style: signed ? (style ?? const TextStyle()).copyWith(color: signColor(context, v)) : style,
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);
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return DataRow(
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cells: [
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DataCell(Text(bold ? 'Итого' : r.title, style: style)),
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DataCell(cell(r.dividendsGrossRub)),
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DataCell(cell(r.couponsGrossRub)),
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DataCell(cell(r.taxWithheldRub)),
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DataCell(cell(r.realizedGainRub, signed: true)),
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DataCell(cell(r.realizedLossRub, signed: true)),
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DataCell(cell(r.ldvExemptRub)),
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DataCell(cell(r.taxableBaseRub)),
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DataCell(cell(r.estimatedTaxRub)),
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],
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);
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}
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}
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