new favourites feature
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davmar
@@ -0,0 +1,174 @@
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/// Named transaction-filter widgets pinned on the Home screen.
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library;
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import '../widgets/label_filter_dialog.dart';
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import 'transaction_meta.dart';
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/// A saved [TransactionFilterSelection] plus which metrics to show on Home.
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class HomeFilterWidget {
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const HomeFilterWidget({
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required this.id,
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required this.name,
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this.display = true,
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this.sortOrder = 0,
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this.labelIds = const [],
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this.flow = TxFlowFilter.all,
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this.amountRange = const TxAmountRange(),
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this.query = '',
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this.monthOnly = false,
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this.showAmountIn = true,
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this.showAmountOut = true,
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this.showCount = true,
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});
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final String id;
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final String name;
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final bool display;
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final int sortOrder;
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final List<String> labelIds;
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final TxFlowFilter flow;
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final TxAmountRange amountRange;
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final String query;
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final bool monthOnly;
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final bool showAmountIn;
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final bool showAmountOut;
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final bool showCount;
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TransactionFilterSelection get filter => TransactionFilterSelection(
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labelIds: labelIds.toSet(),
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flow: flow,
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amountRange: amountRange,
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query: query,
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monthOnly: monthOnly,
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);
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HomeFilterWidget copyWith({
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String? id,
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String? name,
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bool? display,
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int? sortOrder,
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List<String>? labelIds,
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TxFlowFilter? flow,
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TxAmountRange? amountRange,
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String? query,
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bool? monthOnly,
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bool? showAmountIn,
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bool? showAmountOut,
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bool? showCount,
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}) {
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return HomeFilterWidget(
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id: id ?? this.id,
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name: name ?? this.name,
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display: display ?? this.display,
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sortOrder: sortOrder ?? this.sortOrder,
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labelIds: labelIds ?? this.labelIds,
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flow: flow ?? this.flow,
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amountRange: amountRange ?? this.amountRange,
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query: query ?? this.query,
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monthOnly: monthOnly ?? this.monthOnly,
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showAmountIn: showAmountIn ?? this.showAmountIn,
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showAmountOut: showAmountOut ?? this.showAmountOut,
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showCount: showCount ?? this.showCount,
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);
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}
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static HomeFilterWidget fromFilter({
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required String name,
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required TransactionFilterSelection filter,
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bool display = true,
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int sortOrder = 0,
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}) {
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final showIn = filter.flow != TxFlowFilter.expense;
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final showOut = filter.flow != TxFlowFilter.income;
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return HomeFilterWidget(
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id: 'hw_${DateTime.now().millisecondsSinceEpoch}',
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name: name,
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display: display,
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sortOrder: sortOrder,
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labelIds: filter.labelIds.toList(growable: false),
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flow: filter.flow,
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amountRange: filter.amountRange,
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query: filter.query,
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monthOnly: filter.monthOnly,
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showAmountIn: showIn,
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showAmountOut: showOut,
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showCount: true,
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);
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}
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Map<String, dynamic> toJson() => {
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'id': id,
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'name': name,
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'display': display,
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'sortOrder': sortOrder,
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'labelIds': labelIds,
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'flow': flow.name,
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'amountRange': {
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if (amountRange.exact != null) 'exact': amountRange.exact,
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if (amountRange.min != null) 'min': amountRange.min,
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if (amountRange.max != null) 'max': amountRange.max,
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},
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'query': query,
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'monthOnly': monthOnly,
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'showAmountIn': showAmountIn,
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'showAmountOut': showAmountOut,
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'showCount': showCount,
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};
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factory HomeFilterWidget.fromJson(Map<String, dynamic> json) {
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final rangeRaw = json['amountRange'];
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final rangeMap = rangeRaw is Map
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? Map<String, dynamic>.from(rangeRaw)
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: const <String, dynamic>{};
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double? asDouble(dynamic value) {
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if (value is num) return value.toDouble();
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return null;
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}
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return HomeFilterWidget(
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id: json['id'] as String? ??
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'hw_${DateTime.now().millisecondsSinceEpoch}',
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name: (json['name'] as String?)?.trim().isNotEmpty == true
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? (json['name'] as String).trim()
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: 'Filter',
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display: json['display'] as bool? ?? true,
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sortOrder: json['sortOrder'] as int? ?? 0,
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labelIds: [
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for (final id in (json['labelIds'] as List? ?? const []))
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if (id is String && id.isNotEmpty) id,
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],
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flow: TxFlowFilter.values.firstWhere(
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(e) => e.name == json['flow'],
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orElse: () => TxFlowFilter.all,
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),
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amountRange: TxAmountRange(
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exact: asDouble(rangeMap['exact']),
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min: asDouble(rangeMap['min']),
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max: asDouble(rangeMap['max']),
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),
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query: json['query'] as String? ?? '',
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monthOnly: json['monthOnly'] as bool? ?? false,
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showAmountIn: json['showAmountIn'] as bool? ?? true,
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showAmountOut: json['showAmountOut'] as bool? ?? true,
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showCount: json['showCount'] as bool? ?? true,
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);
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}
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}
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/// Union home widgets by id (local wins on conflict).
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List<HomeFilterWidget> mergeHomeFilterWidgets(
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List<HomeFilterWidget> local,
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List<HomeFilterWidget> remote,
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) {
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final byId = <String, HomeFilterWidget>{
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for (final w in remote) w.id: w,
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};
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for (final w in local) {
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byId[w.id] = w;
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}
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final merged = byId.values.toList()
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..sort((a, b) => a.sortOrder.compareTo(b.sortOrder));
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return merged;
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}
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@@ -0,0 +1,109 @@
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/// Named Overview chart filter snapshots (local favourites).
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library;
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import '../models/transaction_meta.dart';
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import '../widgets/label_filter_dialog.dart';
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/// Persisted Overview lens: period, metric, and Labels-chart options.
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class OverviewFavourite {
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const OverviewFavourite({
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required this.id,
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required this.name,
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this.display = true,
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this.metric = OverviewMetricMode.flow,
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this.period = OverviewPeriodMode.monthly,
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this.labelIds = const [],
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this.flow = TxFlowFilter.expense,
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this.barStyle = LabelChartBarStyle.parallel,
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this.invertExpensePerspective = false,
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});
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final String id;
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final String name;
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/// When true, this favourite appears on the Favourites overview view.
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final bool display;
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final OverviewMetricMode metric;
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final OverviewPeriodMode period;
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/// Empty = all labels (Labels metric only).
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final List<String> labelIds;
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final TxFlowFilter flow;
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final LabelChartBarStyle barStyle;
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final bool invertExpensePerspective;
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OverviewFavourite copyWith({
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String? id,
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String? name,
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bool? display,
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OverviewMetricMode? metric,
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OverviewPeriodMode? period,
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List<String>? labelIds,
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TxFlowFilter? flow,
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LabelChartBarStyle? barStyle,
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bool? invertExpensePerspective,
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}) {
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return OverviewFavourite(
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id: id ?? this.id,
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name: name ?? this.name,
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display: display ?? this.display,
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metric: metric ?? this.metric,
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period: period ?? this.period,
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labelIds: labelIds ?? this.labelIds,
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flow: flow ?? this.flow,
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barStyle: barStyle ?? this.barStyle,
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invertExpensePerspective:
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invertExpensePerspective ?? this.invertExpensePerspective,
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);
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}
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Map<String, dynamic> toJson() => {
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'id': id,
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'name': name,
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'display': display,
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'metric': metric.name,
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'period': period.name,
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'labelIds': labelIds,
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'flow': flow.name,
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'barStyle': barStyle.name,
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'invertExpensePerspective': invertExpensePerspective,
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};
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factory OverviewFavourite.fromJson(Map<String, dynamic> json) {
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return OverviewFavourite(
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id: json['id'] as String? ?? 'fav_${DateTime.now().millisecondsSinceEpoch}',
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name: (json['name'] as String?)?.trim().isNotEmpty == true
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? (json['name'] as String).trim()
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: 'Favourite',
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display: json['display'] as bool? ?? true,
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metric: OverviewMetricMode.values.firstWhere(
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(e) => e.name == json['metric'],
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orElse: () => OverviewMetricMode.flow,
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),
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period: OverviewPeriodMode.values.firstWhere(
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(e) => e.name == json['period'],
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orElse: () => OverviewPeriodMode.monthly,
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),
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labelIds: [
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for (final id in (json['labelIds'] as List? ?? const []))
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if (id is String && id.isNotEmpty) id,
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],
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flow: TxFlowFilter.values.firstWhere(
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(e) => e.name == json['flow'],
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orElse: () => TxFlowFilter.expense,
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),
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barStyle: LabelChartBarStyle.values.firstWhere(
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(e) => e.name == json['barStyle'],
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orElse: () => LabelChartBarStyle.parallel,
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),
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invertExpensePerspective:
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json['invertExpensePerspective'] as bool? ?? false,
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);
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}
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}
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enum OverviewMetricMode { flow, labels }
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enum OverviewPeriodMode { monthly, yearly }
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