78 lines
2.4 KiB
Dart
78 lines
2.4 KiB
Dart
import 'package:flutter/material.dart';
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import '../components/common/loading.dart';
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import '../components/common/opaque_box.dart';
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import '../components/history/date_divider.dart';
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import '../components/history/search_item.dart';
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import '../models/history/search.dart';
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import '../services/datetime.dart';
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class HistoryView extends StatelessWidget {
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const HistoryView({Key? key}) : super(key: key);
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Stream<Map<int, Search>> get searchStream => Search.store
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.query(finder: Finder(sortOrders: [SortOrder('lastTimestamp', false)]))
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.onSnapshots(_db)
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.map(
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(snapshot) => Map.fromEntries(
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snapshot.where((snap) => snap.value != null).map(
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(snap) => MapEntry(
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snap.key,
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Search.fromJson(snap.value! as Map<String, Object?>),
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),
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),
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),
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);
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Database get _db => GetIt.instance.get<Database>();
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@override
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Widget build(BuildContext context) {
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return StreamBuilder<Map<int, Search>>(
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stream: searchStream,
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builder: (context, snapshot) {
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if (!snapshot.hasData) return const LoadingScreen();
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final Map<int, Search> data = snapshot.data!;
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if (data.isEmpty)
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return const Center(
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child: Text('The history is empty.\nTry searching for something!'),
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);
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return OpaqueBox(
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child: ListView.separated(
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itemCount: data.length + 1,
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itemBuilder: historyEntryWithData(data),
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separatorBuilder:
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historyEntrySeparatorWithData(data.values.toList()),
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),
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);
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},
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);
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}
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Widget Function(BuildContext, int) historyEntrySeparatorWithData(
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List<Search> data,
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) =>
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(context, index) {
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final Search search = data[index];
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final DateTime searchDate = search.timestamp;
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if (index == 0 || !dateIsEqual(data[index - 1].timestamp, searchDate))
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return TextDivider(text: formatDate(roundToDay(searchDate)));
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return const Divider(height: 0);
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};
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Widget Function(BuildContext, int) historyEntryWithData(
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Map<int, Search> data,
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) =>
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(context, index) => (index == 0)
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? const SizedBox.shrink()
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: SearchItem(
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search: data.values.toList()[index - 1],
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objectKey: data.keys.toList()[index - 1],
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onDelete: () => build(context),
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);
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}
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