861 lines
27 KiB
Dart
861 lines
27 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:patbond_flutter/core/theme/app_theme.dart';
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import 'package:patbond_flutter/data/demo_data.dart';
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import 'package:patbond_flutter/models/models.dart';
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import 'package:patbond_flutter/state/app_state.dart';
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import 'package:patbond_flutter/widgets/common.dart';
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enum HomeSegment { feed, services }
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class HomePage extends StatefulWidget {
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const HomePage({
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required this.appState,
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required this.onOpenPost,
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required this.onOpenServices,
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required this.onOpenCreate,
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super.key,
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});
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final AppState appState;
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final ValueChanged<PostModel> onOpenPost;
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final ValueChanged<bool> onOpenServices;
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final VoidCallback onOpenCreate;
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@override
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State<HomePage> createState() => _HomePageState();
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}
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class _HomePageState extends State<HomePage> {
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HomeSegment segment = HomeSegment.feed;
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String query = '';
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String sort = '综合';
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List<PostModel> get filteredPosts {
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final keyword = query.trim().toLowerCase();
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if (keyword.isEmpty) return widget.appState.posts;
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return widget.appState.posts.where((post) {
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return post.content.toLowerCase().contains(keyword) ||
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post.authorName.toLowerCase().contains(keyword) ||
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post.tags.any((tag) => tag.toLowerCase().contains(keyword));
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}).toList();
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}
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List<ServiceProviderModel> get filteredProviders {
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final keyword = query.trim().toLowerCase();
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final result = serviceProviders.where((provider) {
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if (keyword.isEmpty) return true;
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return provider.name.toLowerCase().contains(keyword) ||
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provider.description.toLowerCase().contains(keyword) ||
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provider.tags.any((tag) => tag.toLowerCase().contains(keyword));
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}).toList();
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if (sort == '距离') {
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result.sort(
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(a, b) => double.parse(
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a.distance.replaceAll('km', ''),
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).compareTo(double.parse(b.distance.replaceAll('km', ''))),
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);
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} else if (sort == '评分') {
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result.sort((a, b) => b.rating.compareTo(a.rating));
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}
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return result;
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}
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String get greeting {
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final hour = DateTime.now().hour;
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if (hour < 6) return '夜深了';
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if (hour < 11) return '早上好';
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if (hour < 14) return '中午好';
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if (hour < 18) return '下午好';
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return '晚上好';
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}
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Future<void> selectArea() async {
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final selected = await showModalBottomSheet<LocationWeather>(
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context: context,
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useSafeArea: true,
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showDragHandle: true,
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builder: (context) {
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return _AreaPickerSheet(current: widget.appState.locationWeather);
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},
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);
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if (selected != null) {
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await widget.appState.updateLocationWeather(selected);
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}
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}
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Future<void> showWeatherDetails() {
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final weather = widget.appState.locationWeather;
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return showModalBottomSheet<void>(
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context: context,
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useSafeArea: true,
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showDragHandle: true,
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builder: (context) => _WeatherDetailsSheet(weather: weather),
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);
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}
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@override
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Widget build(BuildContext context) {
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return RefreshIndicator(
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onRefresh: () async =>
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Future<void>.delayed(const Duration(milliseconds: 500)),
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child: ListView(
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padding: const EdgeInsets.fromLTRB(16, 12, 16, 28),
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children: [
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_WeatherStatusBar(
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weather: widget.appState.locationWeather,
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onAreaTap: selectArea,
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onWeatherTap: showWeatherDetails,
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),
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const SizedBox(height: 12),
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_PetGreetingCard(
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greeting: greeting,
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petName: widget.appState.pet.name,
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petAvatar: widget.appState.pet.avatarUrl,
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advice: widget.appState.locationWeather.petAdvice,
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),
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const SizedBox(height: 14),
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TextField(
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onChanged: (value) => setState(() => query = value),
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decoration: const InputDecoration(
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hintText: '搜索动态、医院、美容或遛狗服务…',
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prefixIcon: Icon(Icons.search),
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),
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),
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const SizedBox(height: 14),
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SegmentedButton<HomeSegment>(
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segments: const [
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ButtonSegment(
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value: HomeSegment.feed,
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icon: Icon(Icons.forum_outlined),
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label: Text('社区动态'),
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),
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ButtonSegment(
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value: HomeSegment.services,
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icon: Icon(Icons.storefront_outlined),
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label: Text('本地服务'),
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),
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],
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selected: {segment},
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showSelectedIcon: false,
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onSelectionChanged: (value) {
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setState(() => segment = value.first);
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},
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),
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const SizedBox(height: 18),
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if (segment == HomeSegment.feed) ...[
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_StoryRow(onCreate: widget.onOpenCreate),
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const SizedBox(height: 18),
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_PromoCard(onTap: () => widget.onOpenServices(true)),
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const SizedBox(height: 18),
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if (filteredPosts.isEmpty)
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const EmptyState(message: '没有找到相关动态')
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else
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...filteredPosts.map(
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(post) => Padding(
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padding: const EdgeInsets.only(bottom: 16),
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child: _PostCard(
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post: post,
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onTap: () => widget.onOpenPost(post),
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onLike: () => widget.appState.updatePost(
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post.copyWith(
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hasLiked: !post.hasLiked,
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likes: post.hasLiked ? post.likes - 1 : post.likes + 1,
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),
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),
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),
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),
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),
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] else ...[
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_CategoryGrid(onTap: (_) => widget.onOpenServices(false)),
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const SizedBox(height: 18),
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Row(
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children: [
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Text('附近推荐', style: Theme.of(context).textTheme.titleLarge),
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const Spacer(),
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for (final item in ['综合', '距离', '评分'])
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Padding(
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padding: const EdgeInsets.only(left: 6),
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child: ChoiceChip(
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label: Text(item),
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selected: sort == item,
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onSelected: (_) => setState(() => sort = item),
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),
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),
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],
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),
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const SizedBox(height: 12),
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if (filteredProviders.isEmpty)
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const EmptyState(message: '没有找到相关服务')
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else
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...filteredProviders.map(
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(provider) => Padding(
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padding: const EdgeInsets.only(bottom: 12),
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child: _ProviderCompactCard(
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provider: provider,
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onTap: () => widget.onOpenServices(
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provider.kind == ProviderKind.personal,
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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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);
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}
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}
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class _WeatherStatusBar extends StatelessWidget {
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const _WeatherStatusBar({
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required this.weather,
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required this.onAreaTap,
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required this.onWeatherTap,
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});
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final LocationWeather weather;
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final VoidCallback onAreaTap;
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final VoidCallback onWeatherTap;
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@override
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Widget build(BuildContext context) {
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return Row(
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children: [
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Expanded(
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child: InkWell(
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key: const ValueKey('area-selector'),
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onTap: onAreaTap,
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borderRadius: BorderRadius.circular(14),
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child: Padding(
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padding: const EdgeInsets.symmetric(vertical: 7, horizontal: 3),
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child: Row(
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children: [
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const Icon(
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Icons.location_on_outlined,
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size: 21,
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color: AppColors.ink,
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),
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const SizedBox(width: 5),
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Flexible(
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child: Text(
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weather.displayArea,
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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style: const TextStyle(
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fontSize: 13,
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fontWeight: FontWeight.w800,
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),
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),
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),
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const SizedBox(width: 3),
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const Icon(
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Icons.keyboard_arrow_down,
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size: 18,
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color: AppColors.muted,
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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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InkWell(
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key: const ValueKey('weather-details'),
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onTap: onWeatherTap,
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borderRadius: BorderRadius.circular(99),
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child: Container(
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padding: const EdgeInsets.symmetric(horizontal: 11, vertical: 7),
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decoration: BoxDecoration(
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color: _weatherColor(weather.condition).withAlpha(22),
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borderRadius: BorderRadius.circular(99),
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),
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child: Row(
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children: [
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Icon(
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_weatherIcon(weather.condition),
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size: 19,
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color: _weatherColor(weather.condition),
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),
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const SizedBox(width: 5),
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Text(
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'${weather.temperature}°C ${weather.conditionText}',
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style: const TextStyle(
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fontSize: 13,
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fontWeight: FontWeight.w800,
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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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);
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}
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}
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class _PetGreetingCard extends StatelessWidget {
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const _PetGreetingCard({
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required this.greeting,
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required this.petName,
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required this.petAvatar,
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required this.advice,
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});
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final String greeting;
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final String petName;
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final String petAvatar;
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final String advice;
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@override
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Widget build(BuildContext context) {
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return Container(
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height: 138,
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clipBehavior: Clip.antiAlias,
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(26),
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gradient: const LinearGradient(
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begin: Alignment.topLeft,
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end: Alignment.bottomRight,
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colors: [Color(0xFFECFDF5), Color(0xFFFFF7ED)],
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),
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),
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child: Stack(
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children: [
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const Positioned(
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left: 160,
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top: 15,
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child: Icon(Icons.pets, size: 28, color: Color(0x224F46E5)),
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),
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Positioned(
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right: -5,
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bottom: -10,
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child: RemoteImage(
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url: petAvatar,
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width: 145,
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height: 145,
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borderRadius: BorderRadius.circular(72),
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),
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),
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Padding(
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padding: const EdgeInsets.fromLTRB(18, 19, 130, 17),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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'$greeting，$petName 👋',
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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style: const TextStyle(
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color: AppColors.ink,
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fontSize: 20,
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fontWeight: FontWeight.w900,
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),
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),
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const SizedBox(height: 7),
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Text(
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advice,
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maxLines: 3,
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overflow: TextOverflow.ellipsis,
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style: const TextStyle(
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color: Color(0xFF475569),
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fontSize: 12,
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height: 1.45,
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fontWeight: FontWeight.w600,
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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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);
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}
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}
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class _AreaPickerSheet extends StatelessWidget {
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const _AreaPickerSheet({required this.current});
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final LocationWeather current;
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@override
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Widget build(BuildContext context) {
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return Padding(
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padding: const EdgeInsets.fromLTRB(20, 0, 20, 24),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text('选择地区', style: Theme.of(context).textTheme.titleLarge),
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const SizedBox(height: 4),
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Text(
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'当前为演示天气，选择后会保存在本机。',
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style: Theme.of(context).textTheme.bodySmall,
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),
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const SizedBox(height: 14),
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Flexible(
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child: ListView.separated(
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shrinkWrap: true,
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itemCount: locationWeatherOptions.length,
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separatorBuilder: (_, _) => const Divider(height: 1),
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itemBuilder: (context, index) {
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final option = locationWeatherOptions[index];
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final selected =
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option.city == current.city &&
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option.district == current.district;
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return ListTile(
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contentPadding: EdgeInsets.zero,
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leading: CircleAvatar(
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backgroundColor: _weatherColor(
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option.condition,
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).withAlpha(22),
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child: Icon(
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_weatherIcon(option.condition),
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color: _weatherColor(option.condition),
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),
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),
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title: Text(
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option.displayArea,
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style: const TextStyle(fontWeight: FontWeight.w800),
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),
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subtitle: Text(
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'${option.conditionText} · ${option.lowTemperature}° / ${option.highTemperature}°',
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),
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trailing: selected
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? const Icon(Icons.check_circle, color: AppColors.primary)
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: Text('${option.temperature}°C'),
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onTap: () => Navigator.pop(context, option),
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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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}
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}
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class _WeatherDetailsSheet extends StatelessWidget {
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const _WeatherDetailsSheet({required this.weather});
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final LocationWeather weather;
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@override
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Widget build(BuildContext context) {
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return Padding(
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padding: const EdgeInsets.fromLTRB(20, 0, 20, 28),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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weather.displayArea,
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style: Theme.of(context).textTheme.titleLarge,
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),
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const SizedBox(height: 18),
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Row(
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children: [
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Icon(
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_weatherIcon(weather.condition),
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color: _weatherColor(weather.condition),
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size: 56,
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),
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const SizedBox(width: 16),
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Text(
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'${weather.temperature}°',
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style: const TextStyle(
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fontSize: 44,
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fontWeight: FontWeight.w300,
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),
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),
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const SizedBox(width: 8),
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Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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weather.conditionText,
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style: const TextStyle(fontWeight: FontWeight.w800),
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),
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Text(
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'${weather.lowTemperature}° / ${weather.highTemperature}°',
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style: Theme.of(context).textTheme.bodySmall,
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),
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],
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),
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const Spacer(),
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Column(
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crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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const Text('湿度'),
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Text(
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'${weather.humidity}%',
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style: const TextStyle(fontWeight: FontWeight.w800),
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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: 20),
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Container(
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width: double.infinity,
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: const Color(0xFFEEF2FF),
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borderRadius: BorderRadius.circular(18),
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),
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const Icon(Icons.pets, color: AppColors.primary),
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const SizedBox(width: 10),
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Expanded(child: Text(weather.petAdvice)),
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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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}
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IconData _weatherIcon(WeatherCondition condition) {
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return switch (condition) {
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WeatherCondition.sunny => Icons.wb_sunny_rounded,
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WeatherCondition.cloudy => Icons.cloud_queue_rounded,
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WeatherCondition.rainy => Icons.water_drop_rounded,
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WeatherCondition.overcast => Icons.cloud_rounded,
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WeatherCondition.snow => Icons.ac_unit_rounded,
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};
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}
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Color _weatherColor(WeatherCondition condition) {
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return switch (condition) {
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WeatherCondition.sunny => const Color(0xFFF59E0B),
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WeatherCondition.cloudy => const Color(0xFF64748B),
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WeatherCondition.rainy => const Color(0xFF0284C7),
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WeatherCondition.overcast => const Color(0xFF475569),
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WeatherCondition.snow => const Color(0xFF0891B2),
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};
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}
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class _StoryRow extends StatelessWidget {
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const _StoryRow({required this.onCreate});
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final VoidCallback onCreate;
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@override
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Widget build(BuildContext context) {
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final stories = [
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('发布', Icons.add, petAvatar),
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('柴犬圈', Icons.pets, generatedPetImage),
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(
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'猫咪圈',
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Icons.pets,
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'https://images.unsplash.com/photo-1574158622682-e40e69881006?auto=format&fit=crop&w=300&q=80',
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),
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(
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'救助站',
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Icons.volunteer_activism,
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'https://images.unsplash.com/photo-1548199973-03cce0bbc87b?auto=format&fit=crop&w=300&q=80',
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),
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];
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return SizedBox(
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height: 86,
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child: ListView.separated(
|
||
scrollDirection: Axis.horizontal,
|
||
itemCount: stories.length,
|
||
separatorBuilder: (_, _) => const SizedBox(width: 16),
|
||
itemBuilder: (context, index) {
|
||
final item = stories[index];
|
||
return InkWell(
|
||
onTap: index == 0 ? onCreate : null,
|
||
borderRadius: BorderRadius.circular(36),
|
||
child: SizedBox(
|
||
width: 62,
|
||
child: Column(
|
||
children: [
|
||
Container(
|
||
width: 58,
|
||
height: 58,
|
||
padding: const EdgeInsets.all(2),
|
||
decoration: const BoxDecoration(
|
||
shape: BoxShape.circle,
|
||
gradient: LinearGradient(
|
||
colors: [AppColors.primary, Color(0xFF8B5CF6)],
|
||
),
|
||
),
|
||
child: index == 0
|
||
? const CircleAvatar(
|
||
backgroundColor: Colors.white,
|
||
child: Icon(Icons.add, color: AppColors.primary),
|
||
)
|
||
: RemoteImage(
|
||
url: item.$3,
|
||
borderRadius: BorderRadius.circular(28),
|
||
),
|
||
),
|
||
const SizedBox(height: 5),
|
||
Text(
|
||
item.$1,
|
||
maxLines: 1,
|
||
style: Theme.of(context).textTheme.bodySmall,
|
||
),
|
||
],
|
||
),
|
||
),
|
||
);
|
||
},
|
||
),
|
||
);
|
||
}
|
||
}
|
||
|
||
class _PromoCard extends StatelessWidget {
|
||
const _PromoCard({required this.onTap});
|
||
|
||
final VoidCallback onTap;
|
||
|
||
@override
|
||
Widget build(BuildContext context) {
|
||
return Container(
|
||
padding: const EdgeInsets.all(20),
|
||
decoration: BoxDecoration(
|
||
gradient: const LinearGradient(
|
||
colors: [AppColors.primary, Color(0xFF7C3AED)],
|
||
),
|
||
borderRadius: BorderRadius.circular(26),
|
||
),
|
||
child: Row(
|
||
children: [
|
||
const Expanded(
|
||
child: Column(
|
||
crossAxisAlignment: CrossAxisAlignment.start,
|
||
children: [
|
||
Text(
|
||
'新用户首单立减 ¥20',
|
||
style: TextStyle(
|
||
color: Colors.white,
|
||
fontSize: 18,
|
||
fontWeight: FontWeight.w800,
|
||
),
|
||
),
|
||
SizedBox(height: 5),
|
||
Text(
|
||
'遛狗 / 洗澡 / 寄养均可使用',
|
||
style: TextStyle(color: Color(0xFFE0E7FF), fontSize: 12),
|
||
),
|
||
],
|
||
),
|
||
),
|
||
FilledButton(
|
||
style: FilledButton.styleFrom(
|
||
backgroundColor: Colors.white,
|
||
foregroundColor: AppColors.primary,
|
||
),
|
||
onPressed: onTap,
|
||
child: const Text('去使用'),
|
||
),
|
||
],
|
||
),
|
||
);
|
||
}
|
||
}
|
||
|
||
class _PostCard extends StatelessWidget {
|
||
const _PostCard({
|
||
required this.post,
|
||
required this.onTap,
|
||
required this.onLike,
|
||
});
|
||
|
||
final PostModel post;
|
||
final VoidCallback onTap;
|
||
final VoidCallback onLike;
|
||
|
||
@override
|
||
Widget build(BuildContext context) {
|
||
return Card(
|
||
clipBehavior: Clip.antiAlias,
|
||
child: InkWell(
|
||
onTap: onTap,
|
||
child: Column(
|
||
crossAxisAlignment: CrossAxisAlignment.start,
|
||
children: [
|
||
Padding(
|
||
padding: const EdgeInsets.all(14),
|
||
child: Row(
|
||
children: [
|
||
RemoteImage(
|
||
url: post.authorAvatar,
|
||
width: 38,
|
||
height: 38,
|
||
borderRadius: BorderRadius.circular(19),
|
||
),
|
||
const SizedBox(width: 10),
|
||
Expanded(
|
||
child: Column(
|
||
crossAxisAlignment: CrossAxisAlignment.start,
|
||
children: [
|
||
Text(
|
||
post.authorName,
|
||
style: const TextStyle(fontWeight: FontWeight.w700),
|
||
),
|
||
Text(
|
||
'${post.time} · ${post.breedTag}',
|
||
style: Theme.of(context).textTheme.bodySmall,
|
||
),
|
||
],
|
||
),
|
||
),
|
||
const Icon(Icons.more_horiz, color: AppColors.muted),
|
||
],
|
||
),
|
||
),
|
||
AspectRatio(
|
||
aspectRatio: 4 / 3,
|
||
child: RemoteImage(url: post.mainImage),
|
||
),
|
||
Padding(
|
||
padding: const EdgeInsets.all(16),
|
||
child: Column(
|
||
crossAxisAlignment: CrossAxisAlignment.start,
|
||
children: [
|
||
Text(
|
||
post.content,
|
||
maxLines: 2,
|
||
overflow: TextOverflow.ellipsis,
|
||
),
|
||
const SizedBox(height: 12),
|
||
Row(
|
||
children: [
|
||
ActionChip(
|
||
avatar: Icon(
|
||
post.hasLiked
|
||
? Icons.favorite
|
||
: Icons.favorite_border,
|
||
size: 17,
|
||
color: post.hasLiked ? Colors.red : AppColors.primary,
|
||
),
|
||
label: Text('${post.likes}'),
|
||
onPressed: onLike,
|
||
),
|
||
const SizedBox(width: 8),
|
||
Chip(
|
||
avatar: const Icon(Icons.chat_bubble_outline, size: 16),
|
||
label: Text('${post.comments.length}'),
|
||
),
|
||
const Spacer(),
|
||
const Icon(Icons.share_outlined, color: AppColors.muted),
|
||
],
|
||
),
|
||
],
|
||
),
|
||
),
|
||
],
|
||
),
|
||
),
|
||
);
|
||
}
|
||
}
|
||
|
||
class _CategoryGrid extends StatelessWidget {
|
||
const _CategoryGrid({required this.onTap});
|
||
|
||
final ValueChanged<String> onTap;
|
||
|
||
static const items = [
|
||
('投喂', Icons.restaurant),
|
||
('遛狗', Icons.directions_walk),
|
||
('洗澡', Icons.bathtub_outlined),
|
||
('美容', Icons.content_cut),
|
||
('寄养', Icons.home_outlined),
|
||
('运输', Icons.local_shipping_outlined),
|
||
('领养', Icons.favorite_border),
|
||
('医院', Icons.local_hospital_outlined),
|
||
];
|
||
|
||
@override
|
||
Widget build(BuildContext context) {
|
||
return SectionCard(
|
||
child: GridView.count(
|
||
crossAxisCount: 4,
|
||
shrinkWrap: true,
|
||
physics: const NeverScrollableScrollPhysics(),
|
||
mainAxisSpacing: 18,
|
||
crossAxisSpacing: 8,
|
||
childAspectRatio: .9,
|
||
children: items.map((item) {
|
||
return InkWell(
|
||
onTap: () => onTap(item.$1),
|
||
borderRadius: BorderRadius.circular(18),
|
||
child: Column(
|
||
mainAxisAlignment: MainAxisAlignment.center,
|
||
children: [
|
||
CircleAvatar(
|
||
backgroundColor: const Color(0xFFEEF2FF),
|
||
child: Icon(item.$2, color: AppColors.primary),
|
||
),
|
||
const SizedBox(height: 7),
|
||
Text(item.$1, style: Theme.of(context).textTheme.bodySmall),
|
||
],
|
||
),
|
||
);
|
||
}).toList(),
|
||
),
|
||
);
|
||
}
|
||
}
|
||
|
||
class _ProviderCompactCard extends StatelessWidget {
|
||
const _ProviderCompactCard({required this.provider, required this.onTap});
|
||
|
||
final ServiceProviderModel provider;
|
||
final VoidCallback onTap;
|
||
|
||
@override
|
||
Widget build(BuildContext context) {
|
||
return SectionCard(
|
||
padding: const EdgeInsets.all(12),
|
||
child: InkWell(
|
||
onTap: onTap,
|
||
borderRadius: BorderRadius.circular(18),
|
||
child: Row(
|
||
children: [
|
||
RemoteImage(
|
||
url: provider.image,
|
||
width: 82,
|
||
height: 82,
|
||
borderRadius: BorderRadius.circular(17),
|
||
),
|
||
const SizedBox(width: 12),
|
||
Expanded(
|
||
child: Column(
|
||
crossAxisAlignment: CrossAxisAlignment.start,
|
||
children: [
|
||
Text(
|
||
provider.name,
|
||
maxLines: 1,
|
||
overflow: TextOverflow.ellipsis,
|
||
style: const TextStyle(fontWeight: FontWeight.w800),
|
||
),
|
||
const SizedBox(height: 4),
|
||
Text(
|
||
'${provider.distance} · ⭐ ${provider.rating}',
|
||
style: Theme.of(context).textTheme.bodySmall,
|
||
),
|
||
const SizedBox(height: 7),
|
||
Text(
|
||
'¥${provider.price} 起',
|
||
style: const TextStyle(
|
||
color: AppColors.primary,
|
||
fontWeight: FontWeight.w800,
|
||
),
|
||
),
|
||
],
|
||
),
|
||
),
|
||
const Icon(Icons.chevron_right, color: AppColors.muted),
|
||
],
|
||
),
|
||
),
|
||
);
|
||
}
|
||
}
|