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:decimal/decimal.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/utils/ru_date.dart';
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import '../../core/widgets/async_value_view.dart';
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import '../../core/widgets/money_text.dart';
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import '../portfolio/labels.dart' show formatPercent;
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import 'data/goals_api.dart';
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import 'providers.dart';
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/// What the projection is built on. `none` is not an error — it means there is no trend to
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/// extrapolate yet, which is different from "the goal is not reachable".
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const goalBasisLabels = {
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'xirr': 'по доходности',
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'contribution': 'по взносам',
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'none': 'нет данных',
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};
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const goalBasisDescriptions = {
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'xirr': 'Прогноз построен на фактической доходности портфеля (XIRR).',
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'contribution': 'Прогноз построен на регулярных взносах, без учёта доходности.',
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'none': 'Данных для прогноза нет: ни доходности, ни истории взносов.',
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};
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String goalBasisLabel(String basis) => goalBasisLabels[basis] ?? basis;
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/// One goal with its server-computed progress.
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///
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/// The load-bearing line is the projected date: `projected_date == null` means **the goal
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/// is not reached at the current trend**, and it is written out in those words. Leaving the
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/// spot blank, or filling it with a far-off date, would both read as an answer.
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class GoalCard extends ConsumerWidget {
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const GoalCard({required this.goal, super.key, this.onEdit, this.onDelete});
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final Goal goal;
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final VoidCallback? onEdit;
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final VoidCallback? onDelete;
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@override
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Widget build(BuildContext context, WidgetRef ref) {
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final progress = ref.watch(goalProgressProvider(goal.id));
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final theme = Theme.of(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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Row(
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children: [
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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(goal.name, style: theme.textTheme.titleMedium),
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Text(
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[
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'цель ${MoneyText.format(goal.targetAmount, goal.currency)}',
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if (goal.targetDate != null) 'к ${ruDate(goal.targetDate!)}',
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if (goal.monthlyContribution != null)
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'взнос ${MoneyText.format(goal.monthlyContribution!, goal.currency)}/мес',
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if (goal.archived) 'в архиве',
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].join(' · '),
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style: theme.textTheme.bodySmall?.copyWith(color: theme.hintColor),
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),
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],
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),
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),
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if (onEdit != null)
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IconButton(
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tooltip: 'Изменить',
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icon: const Icon(Icons.edit_outlined),
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onPressed: onEdit,
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),
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if (onDelete != null)
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IconButton(
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tooltip: 'Удалить',
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icon: const Icon(Icons.delete_outline),
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onPressed: onDelete,
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),
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],
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),
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const SizedBox(height: 12),
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AsyncValueView(
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value: progress,
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onRetry: () => ref.invalidate(goalProgressProvider(goal.id)),
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data: (p) => GoalProgressView(goal: goal, progress: p),
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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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/// The progress body, split out of [GoalCard] so it can be rendered (and tested) without a
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/// provider container.
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class GoalProgressView extends StatelessWidget {
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const GoalProgressView({required this.goal, required this.progress, super.key});
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final Goal goal;
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final GoalProgress progress;
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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 share = Decimal.tryParse(progress.progress ?? '') ?? Decimal.zero;
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final clamped = share.toDouble().clamp(0.0, 1.0);
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final unreachable = progress.projectedDate == null;
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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ClipRRect(
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borderRadius: BorderRadius.circular(4),
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child: LinearProgressIndicator(value: clamped, minHeight: 8),
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),
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const SizedBox(height: 6),
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Row(
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children: [
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Text(
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formatPercent(progress.progress, signed: false),
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style: theme.textTheme.titleSmall,
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),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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'${progress.currentValueRub == null ? '—' : MoneyText.format(progress.currentValueRub!, 'RUB')}'
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' из '
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'${progress.targetAmountRub == null ? '—' : MoneyText.format(progress.targetAmountRub!, 'RUB')}',
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style: theme.textTheme.bodySmall,
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),
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),
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Tooltip(
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message: goalBasisDescriptions[progress.basis] ?? progress.basis,
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child: Chip(
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label: Text('Основание: ${goalBasisLabel(progress.basis)}'),
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visualDensity: VisualDensity.compact,
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),
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),
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],
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),
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const SizedBox(height: 10),
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// The whole point of the screen. Null is a statement, not an absence.
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Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Icon(
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unreachable ? Icons.trending_flat : Icons.flag_outlined,
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size: 18,
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color: unreachable ? theme.colorScheme.error : theme.colorScheme.primary,
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),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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unreachable
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? (progress.basis == 'none'
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? 'Прогноз недоступен: данных для оценки тренда пока нет'
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: 'При текущем тренде цель не достигается')
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: 'Прогнозная дата достижения: ${ruDate(progress.projectedDate!)}',
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style: theme.textTheme.bodyMedium?.copyWith(
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color: unreachable ? theme.colorScheme.error : null,
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fontWeight: FontWeight.w500,
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),
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),
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),
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],
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),
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const SizedBox(height: 6),
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Wrap(
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spacing: 16,
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runSpacing: 4,
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children: [
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Text(
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progress.monthlyNeededRub == null
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? 'Нужный ежемесячный взнос: — (нет целевой даты)'
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: 'Нужно докладывать: '
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'${MoneyText.format(progress.monthlyNeededRub!, 'RUB')}/мес',
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style: theme.textTheme.bodySmall,
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),
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if (progress.assumedRate != null)
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Text(
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'Заложенная доходность: ${formatPercent(progress.assumedRate, signed: false)}',
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style: theme.textTheme.bodySmall,
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),
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Text(
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progress.onTrack ? 'Идёт по плану' : 'Отстаёт от плана',
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style: theme.textTheme.bodySmall?.copyWith(
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color: progress.onTrack ? null : theme.colorScheme.error,
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),
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),
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if (progress.asOf != null)
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Text('на ${ruDate(progress.asOf!)}', style: theme.textTheme.bodySmall),
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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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