二次开发源码提交
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import 'dart:io';
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import 'package:file_picker/file_picker.dart';
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import 'package:flutter/material.dart';
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import 'package:lucide_icons/lucide_icons.dart';
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import 'package:provider/provider.dart';
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import '../providers/upload_manager_provider.dart';
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import '../providers/file_manager_provider.dart';
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import '../providers/navigation_provider.dart';
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import 'glassmorphism_container.dart';
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import 'toast_helper.dart';
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/// 显示上传对话框（毛玻璃风格）
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void showUploadDialog(BuildContext context) {
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showGeneralDialog(
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context: context,
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barrierDismissible: true,
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barrierLabel: '上传',
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barrierColor: Colors.black38,
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transitionDuration: const Duration(milliseconds: 250),
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transitionBuilder: (context, animation, secondaryAnimation, child) {
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final scaleAnim = CurvedAnimation(
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parent: animation,
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curve: Curves.easeOutCubic,
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).drive(Tween(begin: 0.92, end: 1.0));
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final fadeAnim = CurvedAnimation(
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parent: animation,
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curve: Curves.easeOut,
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).drive(Tween(begin: 0.0, end: 1.0));
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return ScaleTransition(
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scale: scaleAnim,
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child: FadeTransition(opacity: fadeAnim, child: child),
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);
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},
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pageBuilder: (context, animation, secondaryAnimation) =>
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const _UploadDialogContent(),
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);
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}
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class _UploadDialogContent extends StatelessWidget {
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const _UploadDialogContent();
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@override
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Widget build(BuildContext context) {
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final screenWidth = MediaQuery.of(context).size.width;
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final dialogWidth = screenWidth >= 600 ? 420.0 : screenWidth - 48.0;
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return Center(
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child: SizedBox(
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width: dialogWidth,
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child: GlassmorphismContainer(
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borderRadius: 16,
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sigmaX: 20,
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sigmaY: 20,
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child: ClipRRect(
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borderRadius: BorderRadius.circular(16),
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child: Material(
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color: Colors.transparent,
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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_buildHeader(context),
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const Divider(height: 1),
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 28),
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child: _buildFileSelectionButtons(context),
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),
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const Divider(height: 1),
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_buildViewTasksButton(context),
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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 _buildHeader(BuildContext context) {
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final theme = Theme.of(context);
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return Padding(
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padding: const EdgeInsets.fromLTRB(20, 16, 8, 12),
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child: Row(
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children: [
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Icon(LucideIcons.uploadCloud, size: 20, color: theme.hintColor),
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const SizedBox(width: 10),
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Text(
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'选择要上传的文件',
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style: theme.textTheme.titleMedium?.copyWith(
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fontWeight: FontWeight.w600,
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),
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),
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const Spacer(),
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IconButton(
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icon: const Icon(LucideIcons.x, size: 20),
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onPressed: () => Navigator.of(context).pop(),
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padding: EdgeInsets.zero,
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constraints: const BoxConstraints(minWidth: 36, minHeight: 36),
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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 _buildFileSelectionButtons(BuildContext context) {
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final colorScheme = Theme.of(context).colorScheme;
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return Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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_buildUploadOption(
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context,
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icon: LucideIcons.image,
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label: '选择图片',
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description: 'JPG, PNG, GIF, WebP 等',
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color: Colors.purple.shade400,
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onTap: () => _pickFiles(context, FileType.image),
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),
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const SizedBox(height: 12),
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_buildUploadOption(
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context,
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icon: LucideIcons.video,
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label: '选择视频',
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description: 'MP4, AVI, MKV 等',
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color: Colors.orange.shade400,
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onTap: () => _pickFiles(context, FileType.video),
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),
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const SizedBox(height: 12),
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_buildUploadOption(
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context,
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icon: LucideIcons.file,
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label: '选择所有文件',
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description: '任意类型文件',
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color: colorScheme.primary,
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onTap: () => _pickFiles(context, FileType.any),
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),
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],
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);
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}
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Widget _buildUploadOption(
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BuildContext context, {
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required IconData icon,
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required String label,
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required String description,
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required Color color,
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required VoidCallback onTap,
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}) {
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final isDark = Theme.of(context).brightness == Brightness.dark;
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return InkWell(
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onTap: onTap,
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borderRadius: BorderRadius.circular(12),
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child: Container(
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padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 14),
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decoration: BoxDecoration(
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border: Border.all(
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color: isDark
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? Colors.white.withValues(alpha: 0.1)
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: Colors.black.withValues(alpha: 0.06),
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),
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borderRadius: BorderRadius.circular(12),
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),
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child: Row(
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children: [
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Container(
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width: 40,
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height: 40,
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decoration: BoxDecoration(
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color: color.withValues(alpha: 0.12),
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borderRadius: BorderRadius.circular(10),
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),
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child: Icon(icon, size: 20, color: color),
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),
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const SizedBox(width: 14),
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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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label,
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style: const TextStyle(
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fontWeight: FontWeight.w500,
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fontSize: 14,
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),
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),
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const SizedBox(height: 2),
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Text(
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description,
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style: TextStyle(fontSize: 12, color: Theme.of(context).hintColor),
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),
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],
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),
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),
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Icon(LucideIcons.chevronRight, size: 18, color: Theme.of(context).hintColor),
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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 _buildViewTasksButton(BuildContext context) {
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final colorScheme = Theme.of(context).colorScheme;
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return InkWell(
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onTap: () {
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Navigator.of(context).pop();
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Provider.of<NavigationProvider>(context, listen: false).setIndex(2);
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},
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 14),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(LucideIcons.list, size: 18, color: colorScheme.primary),
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const SizedBox(width: 8),
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Text(
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'查看上传任务',
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style: TextStyle(
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fontWeight: FontWeight.w500,
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color: colorScheme.primary,
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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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Future<void> _pickFiles(BuildContext context, FileType type) async {
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try {
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final result = await FilePicker.platform.pickFiles(
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type: type,
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allowMultiple: true,
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);
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if (context.mounted) {
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Navigator.of(context).pop();
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}
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if (!context.mounted) return;
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if (result == null || result.files.isEmpty) {
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ToastHelper.warning('未选择文件');
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return;
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}
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final files = <File>[];
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for (final file in result.files) {
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if (file.path != null) {
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files.add(File(file.path!));
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}
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}
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if (files.isEmpty) {
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if (!context.mounted) return;
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ToastHelper.error('无法获取文件路径');
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return;
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}
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final uploadManager = Provider.of<UploadManagerProvider>(
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context,
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listen: false,
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);
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final fileManager = Provider.of<FileManagerProvider>(
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context,
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listen: false,
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);
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uploadManager.markShouldShowDialog();
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await uploadManager.startUpload(files, fileManager.currentPath);
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if (context.mounted) {
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ToastHelper.info('上传已开始，查看任务页');
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}
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} catch (e) {
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if (!context.mounted) return;
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ToastHelper.failure('选择文件失败: $e');
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}
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}
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}
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