36 lines
1.3 KiB
Dart
36 lines
1.3 KiB
Dart
import 'package:flutter_riverpod/flutter_riverpod.dart';
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import '../api/statistics_api.dart';
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import '../models/statistics_response.dart';
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import '../utils/date_util.dart';
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/// 统计页的时间粒度
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enum StatisticsTab { daily, weekly, monthly }
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class StatisticsTabNotifier extends Notifier<StatisticsTab> {
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@override
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StatisticsTab build() => StatisticsTab.monthly; // 对齐 uniApp 默认按月
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void set(StatisticsTab tab) => state = tab;
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}
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final statisticsTabProvider =
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NotifierProvider<StatisticsTabNotifier, StatisticsTab>(StatisticsTabNotifier.new);
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/// 按时间粒度取统计。日期范围在 provider 内按"当前时刻"计算，
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/// 与 uniApp 行为一致：日=今天，周=本周一~今天，月=本自然月。
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final statisticsProvider =
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FutureProvider.autoDispose.family<StatisticsResponse, StatisticsTab>((ref, tab) {
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final api = ref.watch(statisticsApiProvider);
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final now = DateTime.now();
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switch (tab) {
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case StatisticsTab.daily:
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final today = formatDate(now);
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return api.getDaily(startDate: today, endDate: today);
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case StatisticsTab.weekly:
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return api.getWeekly(weekStart: formatDate(weekStart(now)));
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case StatisticsTab.monthly:
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return api.getMonthly(year: now.year, month: now.month);
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}
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});
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