generated from dellevin/template
376 lines
13 KiB
Dart
376 lines
13 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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import '../../models/data_models.dart';
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import '../../providers/app_provider.dart';
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import '../../utils/responsive.dart';
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import '../../utils/toast_util.dart';
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import '../../widgets/fade_in_local_image.dart';
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import 'person_detail_page.dart';
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import 'person_form_page.dart';
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/// 人物列表页
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class PersonListPage extends StatefulWidget {
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const PersonListPage({super.key});
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@override
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State<PersonListPage> createState() => _PersonListPageState();
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}
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class _PersonListPageState extends State<PersonListPage> {
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String _searchKeyword = '';
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String? _occupationFilter; // 职业筛选
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final TextEditingController _searchCtrl = TextEditingController();
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@override
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void dispose() {
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_searchCtrl.dispose();
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super.dispose();
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}
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List<Person> _filterPeople(List<Person> people) {
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var result = people;
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if (_occupationFilter != null) {
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result = result.where((p) => p.occupation.contains(_occupationFilter)).toList();
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}
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if (_searchKeyword.isNotEmpty) {
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final kw = _searchKeyword.toLowerCase();
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result = result.where((p) {
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if (p.name.toLowerCase().contains(kw)) return true;
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if (p.alternateNames.any((n) => n.toLowerCase().contains(kw))) return true;
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return false;
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}).toList();
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}
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return result;
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}
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@override
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Widget build(BuildContext context) {
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final colors = Theme.of(context).colorScheme;
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final people = context.watch<AppProvider>().people;
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final filtered = _filterPeople(people);
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return Scaffold(
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backgroundColor: colors.surface,
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appBar: AppBar(
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title: const Text('人物'),
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actions: [
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IconButton(
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icon: const Icon(Icons.refresh),
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tooltip: '扫描作品自动关联',
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onPressed: () => _refreshRelations(),
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),
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IconButton(
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icon: const Icon(Icons.add_outlined),
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tooltip: '添加人物',
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onPressed: () => _navigateToForm(),
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),
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],
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),
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body: Column(
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children: [
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// 搜索栏
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_buildSearchBar(colors),
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// 职业筛选
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_buildOccupationFilter(colors, people),
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// 列表
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Expanded(
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child: filtered.isEmpty
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? _buildEmptyState(colors)
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: ListView.builder(
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
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itemCount: filtered.length,
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itemBuilder: (context, index) => _buildPersonItem(filtered[index], colors),
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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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Widget _buildSearchBar(ColorScheme colors) {
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return Padding(
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padding: const EdgeInsets.fromLTRB(16, 8, 16, 4),
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child: Container(
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height: 44,
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decoration: BoxDecoration(
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color: colors.surfaceContainerHigh,
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borderRadius: BorderRadius.circular(22),
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),
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child: Row(
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children: [
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const SizedBox(width: 16),
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Icon(Icons.search, size: 20, color: colors.onSurface.withValues(alpha: 0.3)),
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const SizedBox(width: 10),
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Expanded(
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child: TextField(
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controller: _searchCtrl,
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style: TextStyle(fontSize: 14, color: colors.onSurface),
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cursorColor: colors.primary,
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decoration: InputDecoration(
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hintText: '搜索人物名称或别名',
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hintStyle: TextStyle(fontSize: 14, color: colors.onSurface.withValues(alpha: 0.3)),
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isDense: true,
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contentPadding: const EdgeInsets.symmetric(vertical: 12),
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border: InputBorder.none,
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enabledBorder: InputBorder.none,
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focusedBorder: InputBorder.none,
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disabledBorder: InputBorder.none,
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errorBorder: InputBorder.none,
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focusedErrorBorder: InputBorder.none,
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filled: false,
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),
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onChanged: (v) => setState(() => _searchKeyword = v),
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),
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),
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if (_searchKeyword.isNotEmpty)
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GestureDetector(
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onTap: () {
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_searchCtrl.clear();
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setState(() => _searchKeyword = '');
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FocusManager.instance.primaryFocus?.unfocus();
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},
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child: Container(
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margin: const EdgeInsets.only(right: 10),
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padding: const EdgeInsets.all(5),
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decoration: BoxDecoration(
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color: colors.onSurface.withValues(alpha: 0.08),
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shape: BoxShape.circle,
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),
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child: Icon(Icons.close, size: 14, color: colors.onSurface.withValues(alpha: 0.4)),
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),
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)
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else
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const SizedBox(width: 16),
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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 _buildOccupationFilter(ColorScheme colors, List<Person> people) {
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// 收集所有职业及其数量
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final occupationCounts = <String, int>{};
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for (final p in people) {
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for (final occ in p.occupation) {
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occupationCounts[occ] = (occupationCounts[occ] ?? 0) + 1;
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}
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}
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if (occupationCounts.isEmpty) return const SizedBox.shrink();
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final sorted = occupationCounts.keys.toList()..sort();
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return SizedBox(
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height: 36,
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child: ListView(
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scrollDirection: Axis.horizontal,
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 2),
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children: [
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_buildFilterChip('全部', null, people.length, colors),
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for (final occ in sorted)
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_buildFilterChip(occ, occ, occupationCounts[occ] ?? 0, colors),
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],
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),
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);
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}
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Widget _buildFilterChip(String label, String? value, int count, ColorScheme colors) {
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final selected = _occupationFilter == value;
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return Padding(
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padding: const EdgeInsets.only(right: 8),
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child: GestureDetector(
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onTap: () => setState(() => _occupationFilter = value),
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child: Container(
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padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
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decoration: BoxDecoration(
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color: selected ? colors.primary : colors.surfaceContainerHighest,
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borderRadius: BorderRadius.circular(16),
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),
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Text(
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label,
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style: TextStyle(
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fontSize: 12,
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fontWeight: selected ? FontWeight.w500 : FontWeight.normal,
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color: selected ? colors.onPrimary : colors.onSurface.withValues(alpha: 0.5),
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),
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),
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const SizedBox(width: 4),
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Text(
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'$count',
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style: TextStyle(
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fontSize: 11,
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color: selected ? colors.onPrimary.withValues(alpha: 0.7) : colors.onSurface.withValues(alpha: 0.3),
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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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Widget _buildPersonItem(Person person, ColorScheme colors) {
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final hasPhoto = person.photoPath != null && person.photoPath!.isNotEmpty;
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return InkWell(
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onTap: () => _navigateToDetail(person),
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borderRadius: BorderRadius.circular(10),
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child: Container(
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margin: const EdgeInsets.symmetric(vertical: 4),
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: colors.surfaceContainerLow,
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borderRadius: BorderRadius.circular(10),
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),
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child: Row(
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children: [
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// 头像
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Container(
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width: 48,
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height: 48,
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decoration: BoxDecoration(
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color: colors.surfaceContainerHighest,
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shape: BoxShape.circle,
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),
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clipBehavior: Clip.antiAlias,
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child: hasPhoto
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? FadeInLocalImage(path: person.photoPath, fit: BoxFit.cover)
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: Center(
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child: Text(
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person.name.isNotEmpty ? person.name[0] : '?',
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style: TextStyle(
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fontSize: 20,
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fontWeight: FontWeight.w600,
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color: colors.onSurface.withValues(alpha: 0.4),
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),
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),
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),
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),
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const SizedBox(width: 12),
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// 信息
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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(
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person.name,
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style: TextStyle(fontSize: 15, fontWeight: FontWeight.w500, color: colors.onSurface),
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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),
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if (person.occupation.isNotEmpty) ...[
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const SizedBox(height: 2),
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Text(
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person.occupation.join(' / '),
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style: TextStyle(fontSize: 12, color: colors.onSurface.withValues(alpha: 0.4)),
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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),
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],
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if (person.alternateNames.isNotEmpty) ...[
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const SizedBox(height: 2),
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Text(
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'又名：${person.alternateNames.join('、')}',
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style: TextStyle(fontSize: 12, color: colors.onSurface.withValues(alpha: 0.3)),
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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),
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],
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],
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),
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),
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Icon(Icons.chevron_right, size: 18, color: colors.onSurface.withValues(alpha: 0.2)),
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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 _buildEmptyState(ColorScheme colors) {
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return Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(Icons.people_outline, size: 64, color: colors.onSurface.withValues(alpha: 0.15)),
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const SizedBox(height: 16),
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Text(
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_searchKeyword.isNotEmpty ? '未找到匹配的人物' : '暂无人物',
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style: TextStyle(fontSize: 15, color: colors.onSurface.withValues(alpha: 0.3)),
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),
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if (_searchKeyword.isEmpty) ...[
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const SizedBox(height: 16),
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FilledButton.tonal(
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onPressed: () => _navigateToForm(),
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child: const Text('添加人物'),
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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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void _navigateToDetail(Person person) {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) => PersonDetailPage(person: person),
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),
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);
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}
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Future<void> _refreshRelations() async {
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final provider = context.read<AppProvider>();
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// 显示加载弹窗
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showDialog(
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context: context,
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barrierDismissible: false,
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builder: (ctx) => PopScope(
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canPop: false,
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child: Center(
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child: Container(
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padding: const EdgeInsets.all(20),
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decoration: BoxDecoration(
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color: Theme.of(ctx).colorScheme.surface,
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borderRadius: BorderRadius.circular(12),
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),
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child: const SizedBox(
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width: 28,
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height: 28,
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child: CircularProgressIndicator(strokeWidth: 3),
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),
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),
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),
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),
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);
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try {
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final result = await provider.refreshPersonRelations();
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if (!mounted) return;
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Navigator.pop(context); // 关闭加载弹窗
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if (result.newPersons == 0 && result.newRelations == 0 && result.merged == 0) {
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ToastUtil.show(context, '已是最新，无新增关联');
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} else {
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final parts = <String>[];
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if (result.merged > 0) parts.add('合并 ${result.merged} 个重复人物');
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if (result.newPersons > 0) parts.add('新增 ${result.newPersons} 个人物');
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if (result.newRelations > 0) parts.add('${result.newRelations} 条关联');
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ToastUtil.show(context, parts.join('，'));
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}
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} catch (e) {
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if (!mounted) return;
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Navigator.pop(context);
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ToastUtil.show(context, '刷新失败：$e');
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}
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}
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void _navigateToForm([Person? person]) {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) => PersonFormPage(person: person),
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),
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).then((_) {
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if (mounted) context.read<AppProvider>().loadPeople();
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});
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}
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}
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