generated from dellevin/template
564 lines
17 KiB
Dart
564 lines
17 KiB
Dart
import 'dart:io';
|
||
import 'dart:math';
|
||
import 'package:flutter/material.dart';
|
||
import 'package:image_picker/image_picker.dart';
|
||
import 'package:path_provider/path_provider.dart';
|
||
import 'package:path/path.dart' as p;
|
||
import 'package:provider/provider.dart';
|
||
import 'package:flutter_staggered_grid_view/flutter_staggered_grid_view.dart';
|
||
import 'package:http/http.dart' as http;
|
||
import '../../providers/app_provider.dart';
|
||
import '../../models/data_models.dart';
|
||
import '../../utils/toast_util.dart';
|
||
import '../../utils/image_path_helper.dart';
|
||
import 'poster_gallery_page.dart';
|
||
|
||
/// 影视海报墙页面
|
||
class MoviePostersPage extends StatefulWidget {
|
||
final Movie movie;
|
||
|
||
const MoviePostersPage({super.key, required this.movie});
|
||
|
||
@override
|
||
State<MoviePostersPage> createState() => _MoviePostersPageState();
|
||
}
|
||
|
||
class _MoviePostersPageState extends State<MoviePostersPage> {
|
||
final ImagePicker _picker = ImagePicker();
|
||
List<MoviePoster> _posters = [];
|
||
bool _isLoading = true;
|
||
|
||
@override
|
||
void initState() {
|
||
super.initState();
|
||
_loadPosters();
|
||
}
|
||
|
||
Future<void> _loadPosters() async {
|
||
setState(() => _isLoading = true);
|
||
final posters = await context.read<AppProvider>().getMoviePosters(widget.movie.id);
|
||
setState(() {
|
||
_posters = posters;
|
||
_isLoading = false;
|
||
});
|
||
}
|
||
|
||
@override
|
||
Widget build(BuildContext context) {
|
||
final colors = Theme.of(context).colorScheme;
|
||
return Scaffold(
|
||
backgroundColor: colors.surface,
|
||
appBar: AppBar(
|
||
title: const Text('海报墙'),
|
||
actions: [
|
||
IconButton(
|
||
icon: const Icon(Icons.add_photo_alternate),
|
||
onPressed: _pickPoster,
|
||
),
|
||
const SizedBox(width: 8),
|
||
],
|
||
),
|
||
body: _isLoading
|
||
? const Center(child: CircularProgressIndicator())
|
||
: _posters.isEmpty
|
||
? _buildEmptyState()
|
||
: _buildPosterGrid(),
|
||
);
|
||
}
|
||
|
||
Widget _buildEmptyState() {
|
||
final colors = Theme.of(context).colorScheme;
|
||
return Center(
|
||
child: Column(
|
||
mainAxisAlignment: MainAxisAlignment.center,
|
||
children: [
|
||
Container(
|
||
width: 80,
|
||
height: 80,
|
||
decoration: BoxDecoration(
|
||
color: colors.surfaceContainerHighest,
|
||
borderRadius: BorderRadius.circular(20),
|
||
),
|
||
child: Icon(
|
||
Icons.photo_library_outlined,
|
||
size: 40,
|
||
color: colors.onSurface.withValues(alpha: 0.25),
|
||
),
|
||
),
|
||
const SizedBox(height: 20),
|
||
Text(
|
||
'暂无海报',
|
||
style: TextStyle(
|
||
fontSize: 16,
|
||
color: colors.onSurface.withValues(alpha: 0.4),
|
||
),
|
||
),
|
||
const SizedBox(height: 24),
|
||
InkWell(
|
||
onTap: _pickPoster,
|
||
child: Container(
|
||
padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 12),
|
||
decoration: BoxDecoration(
|
||
color: colors.primary,
|
||
borderRadius: BorderRadius.circular(8),
|
||
),
|
||
child: Text(
|
||
'添加记录',
|
||
style: TextStyle(
|
||
fontSize: 14,
|
||
fontWeight: FontWeight.w500,
|
||
color: colors.onPrimary,
|
||
),
|
||
),
|
||
),
|
||
),
|
||
],
|
||
),
|
||
);
|
||
}
|
||
|
||
Widget _buildPosterGrid() {
|
||
return MasonryGridView.count(
|
||
padding: const EdgeInsets.all(16),
|
||
crossAxisCount: 2,
|
||
mainAxisSpacing: 12,
|
||
crossAxisSpacing: 12,
|
||
itemCount: _posters.length,
|
||
itemBuilder: (context, index) {
|
||
final poster = _posters[index];
|
||
return _buildPosterItem(poster, index);
|
||
},
|
||
);
|
||
}
|
||
|
||
Widget _buildPosterItem(MoviePoster poster, int index) {
|
||
final colors = Theme.of(context).colorScheme;
|
||
// 根据索引生成不同的高度，实现瀑布流效果
|
||
final heights = [180.0, 220.0, 160.0, 200.0, 240.0, 190.0];
|
||
final height = heights[index % heights.length];
|
||
|
||
return GestureDetector(
|
||
onTap: () => _showPosterDetail(poster),
|
||
onLongPress: () => _showDeleteDialog(poster),
|
||
child: Container(
|
||
height: height,
|
||
decoration: BoxDecoration(
|
||
borderRadius: BorderRadius.circular(8),
|
||
boxShadow: [
|
||
BoxShadow(
|
||
color: Colors.black.withOpacity(0.08),
|
||
blurRadius: 8,
|
||
offset: const Offset(0, 2),
|
||
),
|
||
],
|
||
),
|
||
child: ClipRRect(
|
||
borderRadius: BorderRadius.circular(8),
|
||
child: Stack(
|
||
fit: StackFit.expand,
|
||
children: [
|
||
// 海报图片
|
||
Image.file(
|
||
File(poster.posterPath),
|
||
fit: BoxFit.cover,
|
||
errorBuilder: (_, __, ___) => Center(
|
||
child: Icon(
|
||
Icons.broken_image,
|
||
color: colors.onSurface.withValues(alpha: 0.25),
|
||
),
|
||
),
|
||
),
|
||
// 渐变遮罩（底部）
|
||
Positioned(
|
||
bottom: 0,
|
||
left: 0,
|
||
right: 0,
|
||
child: Container(
|
||
height: 40,
|
||
decoration: BoxDecoration(
|
||
gradient: LinearGradient(
|
||
begin: Alignment.topCenter,
|
||
end: Alignment.bottomCenter,
|
||
colors: [
|
||
Colors.transparent,
|
||
Colors.black.withOpacity(0.3),
|
||
],
|
||
),
|
||
),
|
||
),
|
||
),
|
||
],
|
||
),
|
||
),
|
||
),
|
||
);
|
||
}
|
||
|
||
void _showPosterDetail(MoviePoster poster) {
|
||
// 找到当前海报的索引
|
||
final initialIndex = _posters.indexWhere((p) => p.id == poster.id);
|
||
|
||
Navigator.push(
|
||
context,
|
||
MaterialPageRoute(
|
||
builder: (context) => PosterGalleryPage(
|
||
posters: _posters,
|
||
initialIndex: initialIndex >= 0 ? initialIndex : 0,
|
||
),
|
||
),
|
||
);
|
||
}
|
||
|
||
Future<void> _pickPoster() async {
|
||
// 显示选择对话框
|
||
final result = await showModalBottomSheet<int>(
|
||
context: context,
|
||
backgroundColor: Colors.transparent,
|
||
shape: const RoundedRectangleBorder(
|
||
borderRadius: BorderRadius.vertical(top: Radius.circular(16)),
|
||
),
|
||
builder: (context) {
|
||
final colors = Theme.of(context).colorScheme;
|
||
return Container(
|
||
decoration: BoxDecoration(
|
||
color: colors.surface,
|
||
borderRadius: const BorderRadius.vertical(top: Radius.circular(16)),
|
||
),
|
||
child: SafeArea(
|
||
child: Padding(
|
||
padding: const EdgeInsets.symmetric(vertical: 16),
|
||
child: Column(
|
||
mainAxisSize: MainAxisSize.min,
|
||
children: [
|
||
// 顶部指示条
|
||
Container(
|
||
width: 40,
|
||
height: 4,
|
||
decoration: BoxDecoration(
|
||
color: colors.outline,
|
||
borderRadius: BorderRadius.circular(2),
|
||
),
|
||
),
|
||
const SizedBox(height: 20),
|
||
// 标题
|
||
Padding(
|
||
padding: const EdgeInsets.symmetric(horizontal: 24),
|
||
child: Row(
|
||
children: [
|
||
Text(
|
||
'添加海报',
|
||
style: TextStyle(
|
||
fontSize: 18,
|
||
fontWeight: FontWeight.w600,
|
||
color: colors.onSurface,
|
||
),
|
||
),
|
||
],
|
||
),
|
||
),
|
||
const SizedBox(height: 16),
|
||
// 从相册选择
|
||
_buildAddOption(
|
||
colors: colors,
|
||
icon: Icons.photo_library_outlined,
|
||
title: '从相册选择',
|
||
subtitle: '选择本地图片',
|
||
onTap: () => Navigator.pop(context, 0),
|
||
),
|
||
// 网络链接
|
||
_buildAddOption(
|
||
colors: colors,
|
||
icon: Icons.link_outlined,
|
||
title: '网络链接',
|
||
subtitle: '输入图片URL地址',
|
||
onTap: () => Navigator.pop(context, 1),
|
||
),
|
||
],
|
||
),
|
||
),
|
||
),
|
||
);
|
||
},
|
||
);
|
||
|
||
if (result == null) return;
|
||
|
||
if (result == 0) {
|
||
await _pickFromGallery();
|
||
} else if (result == 1) {
|
||
await _pickFromUrl();
|
||
}
|
||
}
|
||
|
||
/// 从相册选择
|
||
Future<void> _pickFromGallery() async {
|
||
try {
|
||
final XFile? pickedFile = await _picker.pickImage(
|
||
source: ImageSource.gallery,
|
||
maxWidth: 1200,
|
||
maxHeight: 1800,
|
||
imageQuality: 85,
|
||
);
|
||
|
||
if (pickedFile != null) {
|
||
// 生成文件名
|
||
final fileName = 'posterimg_${DateTime.now().millisecondsSinceEpoch}.jpg';
|
||
|
||
// 保存到 posterimgs 子目录: images/movies/{movieId}/posterimgs/{fileName}
|
||
final targetPath = await ImagePathHelper.instance.getMoviePosterImgPath(
|
||
widget.movie.id,
|
||
fileName
|
||
);
|
||
await ImagePathHelper.instance.ensureDirExists(p.dirname(targetPath));
|
||
|
||
await File(pickedFile.path).copy(targetPath);
|
||
|
||
final newPoster = MoviePoster(
|
||
id: DateTime.now().millisecondsSinceEpoch.toString(),
|
||
movieId: widget.movie.id,
|
||
posterPath: targetPath,
|
||
createdAt: DateTime.now(),
|
||
);
|
||
|
||
await context.read<AppProvider>().addMoviePoster(newPoster);
|
||
_loadPosters();
|
||
|
||
if (mounted) {
|
||
ToastUtil.show(context, '添加成功');
|
||
}
|
||
}
|
||
} catch (e) {
|
||
if (mounted) {
|
||
ToastUtil.show(context, '添加海报失败: $e');
|
||
}
|
||
}
|
||
}
|
||
|
||
/// 从网络链接添加
|
||
Future<void> _pickFromUrl() async {
|
||
final urlController = TextEditingController();
|
||
|
||
final confirmed = await showDialog<bool>(
|
||
context: context,
|
||
builder: (context) {
|
||
final colors = Theme.of(context).colorScheme;
|
||
return AlertDialog(
|
||
backgroundColor: colors.surface,
|
||
elevation: 0,
|
||
shape: const RoundedRectangleBorder(borderRadius: BorderRadius.zero),
|
||
title: const Text('添加网络图片'),
|
||
content: Column(
|
||
mainAxisSize: MainAxisSize.min,
|
||
crossAxisAlignment: CrossAxisAlignment.start,
|
||
children: [
|
||
Text(
|
||
'请输入图片链接地址',
|
||
style: TextStyle(
|
||
fontSize: 14,
|
||
color: colors.onSurface.withValues(alpha: 0.6),
|
||
),
|
||
),
|
||
const SizedBox(height: 12),
|
||
TextField(
|
||
controller: urlController,
|
||
decoration: InputDecoration(
|
||
hintText: 'https://example.com/image.jpg',
|
||
hintStyle: TextStyle(color: colors.onSurface.withValues(alpha: 0.25)),
|
||
border: const UnderlineInputBorder(),
|
||
enabledBorder: UnderlineInputBorder(
|
||
borderSide: BorderSide(color: colors.outline),
|
||
),
|
||
focusedBorder: UnderlineInputBorder(
|
||
borderSide: BorderSide(color: colors.primary),
|
||
),
|
||
),
|
||
style: const TextStyle(fontSize: 14),
|
||
keyboardType: TextInputType.url,
|
||
),
|
||
],
|
||
),
|
||
actions: [
|
||
TextButton(
|
||
onPressed: () => Navigator.pop(context, false),
|
||
child: Text('取消', style: TextStyle(color: colors.onSurface.withValues(alpha: 0.6))),
|
||
),
|
||
TextButton(
|
||
onPressed: () => Navigator.pop(context, true),
|
||
child: Text('确定', style: TextStyle(color: colors.onSurface)),
|
||
),
|
||
],
|
||
);
|
||
},
|
||
);
|
||
|
||
if (confirmed != true) return;
|
||
|
||
final url = urlController.text.trim();
|
||
if (url.isEmpty) {
|
||
ToastUtil.show(context, '请输入图片链接');
|
||
return;
|
||
}
|
||
|
||
try {
|
||
// 下载网络图片
|
||
await _downloadAndSavePoster(url);
|
||
} catch (e) {
|
||
if (mounted) {
|
||
ToastUtil.show(context, '添加失败: $e');
|
||
}
|
||
}
|
||
}
|
||
|
||
/// 下载网络图片并保存
|
||
Future<void> _downloadAndSavePoster(String url) async {
|
||
try {
|
||
// 使用 http 下载图片，添加请求头模拟浏览器
|
||
final response = await http.get(
|
||
Uri.parse(url),
|
||
headers: {
|
||
'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36',
|
||
'Accept': 'image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8',
|
||
'Referer': Uri.parse(url).replace(path: '/').toString(),
|
||
},
|
||
);
|
||
|
||
if (response.statusCode != 200) {
|
||
throw Exception('下载失败: HTTP ${response.statusCode}');
|
||
}
|
||
|
||
// 检查内容类型
|
||
final contentType = response.headers['content-type'];
|
||
if (contentType != null && !contentType.startsWith('image/')) {
|
||
throw Exception('链接返回的不是图片，可能是网页或需要登录');
|
||
}
|
||
|
||
// 检查文件大小（最大 10MB）
|
||
if (response.bodyBytes.length > 10 * 1024 * 1024) {
|
||
throw Exception('图片太大，请使用小于 10MB 的图片');
|
||
}
|
||
|
||
// 生成文件名
|
||
final fileName = 'posterimg_${DateTime.now().millisecondsSinceEpoch}.jpg';
|
||
|
||
// 保存到 posterimgs 子目录
|
||
final targetPath = await ImagePathHelper.instance.getMoviePosterImgPath(
|
||
widget.movie.id,
|
||
fileName
|
||
);
|
||
await ImagePathHelper.instance.ensureDirExists(p.dirname(targetPath));
|
||
|
||
// 写入文件
|
||
await File(targetPath).writeAsBytes(response.bodyBytes);
|
||
|
||
final newPoster = MoviePoster(
|
||
id: DateTime.now().millisecondsSinceEpoch.toString(),
|
||
movieId: widget.movie.id,
|
||
posterPath: targetPath,
|
||
createdAt: DateTime.now(),
|
||
);
|
||
|
||
await context.read<AppProvider>().addMoviePoster(newPoster);
|
||
_loadPosters();
|
||
|
||
if (mounted) {
|
||
ToastUtil.show(context, '添加成功');
|
||
}
|
||
} catch (e) {
|
||
throw Exception('下载图片失败: $e');
|
||
}
|
||
}
|
||
|
||
/// 构建添加选项
|
||
Widget _buildAddOption({
|
||
required ColorScheme colors,
|
||
required IconData icon,
|
||
required String title,
|
||
required String subtitle,
|
||
required VoidCallback onTap,
|
||
}) {
|
||
return InkWell(
|
||
onTap: onTap,
|
||
child: Container(
|
||
padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 14),
|
||
child: Row(
|
||
children: [
|
||
Container(
|
||
width: 44,
|
||
height: 44,
|
||
decoration: BoxDecoration(
|
||
color: colors.surfaceContainerHighest,
|
||
borderRadius: BorderRadius.circular(10),
|
||
),
|
||
child: Icon(
|
||
icon,
|
||
size: 22,
|
||
color: colors.onSurface.withValues(alpha: 0.6),
|
||
),
|
||
),
|
||
const SizedBox(width: 16),
|
||
Expanded(
|
||
child: Column(
|
||
crossAxisAlignment: CrossAxisAlignment.start,
|
||
children: [
|
||
Text(
|
||
title,
|
||
style: TextStyle(
|
||
fontSize: 16,
|
||
fontWeight: FontWeight.w500,
|
||
color: colors.onSurface,
|
||
),
|
||
),
|
||
const SizedBox(height: 2),
|
||
Text(
|
||
subtitle,
|
||
style: TextStyle(
|
||
fontSize: 13,
|
||
color: colors.onSurface.withValues(alpha: 0.4),
|
||
),
|
||
),
|
||
],
|
||
),
|
||
),
|
||
Icon(
|
||
Icons.chevron_right,
|
||
color: colors.onSurface.withValues(alpha: 0.25),
|
||
size: 20,
|
||
),
|
||
],
|
||
),
|
||
),
|
||
);
|
||
}
|
||
|
||
void _showDeleteDialog(MoviePoster poster) {
|
||
showDialog(
|
||
context: context,
|
||
builder: (context) {
|
||
final colors = Theme.of(context).colorScheme;
|
||
return AlertDialog(
|
||
backgroundColor: colors.surface,
|
||
elevation: 0,
|
||
shape: const RoundedRectangleBorder(borderRadius: BorderRadius.zero),
|
||
title: const Text('确认删除'),
|
||
content: const Text('确定要删除这张海报吗？'),
|
||
actions: [
|
||
TextButton(
|
||
onPressed: () => Navigator.pop(context),
|
||
child: Text('取消', style: TextStyle(color: colors.onSurface.withValues(alpha: 0.6))),
|
||
),
|
||
TextButton(
|
||
onPressed: () async {
|
||
await context.read<AppProvider>().removeMoviePoster(poster.id);
|
||
Navigator.pop(context);
|
||
_loadPosters();
|
||
ToastUtil.show(context, '已删除');
|
||
},
|
||
child: Text('删除', style: TextStyle(color: colors.error)),
|
||
),
|
||
],
|
||
);
|
||
},
|
||
);
|
||
}
|
||
}
|