993 lines
37 KiB
Dart
993 lines
37 KiB
Dart
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// <your_file_name>.dart
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import 'dart:async';
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import 'dart:io';
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import 'package:device_info_plus/device_info_plus.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:image_picker/image_picker.dart';
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import 'package:permission_handler/permission_handler.dart';
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import 'package:qhd_prevention/customWidget/custom_alert_dialog.dart';
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import 'package:qhd_prevention/customWidget/full_screen_video_page.dart';
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import 'package:qhd_prevention/customWidget/single_image_viewer.dart';
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import 'package:qhd_prevention/customWidget/toast_util.dart';
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import 'package:qhd_prevention/pages/mine/face_ecognition_page.dart';
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import 'package:qhd_prevention/tools/tools.dart';
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import 'package:video_compress/video_compress.dart';
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import 'package:wechat_assets_picker/wechat_assets_picker.dart';
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import 'package:photo_manager/photo_manager.dart';
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import 'package:path/path.dart' as p;
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import 'ItemWidgetFactory.dart';
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const String kAcceptVideoSectionKey = 'accept_video';
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/// ---------------------- 全局 MediaBus （轻量事件总线） ----------------------
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class MediaEvent {
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final String key;
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final MediaEventType type;
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final List<String>? paths;
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MediaEvent._(this.key, this.type, [this.paths]);
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factory MediaEvent.clear(String key) => MediaEvent._(key, MediaEventType.clear);
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factory MediaEvent.set(String key, List<String> paths) =>
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MediaEvent._(key, MediaEventType.set, List<String>.from(paths));
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}
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enum MediaEventType { clear, set }
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class MediaBus {
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MediaBus._internal();
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static final MediaBus _instance = MediaBus._internal();
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factory MediaBus() => _instance;
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final StreamController<MediaEvent> _ctrl = StreamController<MediaEvent>.broadcast();
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Stream<MediaEvent> get stream => _ctrl.stream;
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void emit(MediaEvent ev) {
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if (!_ctrl.isClosed) _ctrl.add(ev);
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}
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Future<void> dispose() async {
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await _ctrl.close();
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}
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}
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/// ---------------------- /MediaBus ----------------------
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/// 媒体选择类型
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enum MediaType { image, video }
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/// ---------- 辅助函数（文件顶部复用） ----------
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bool _isNetworkPath(String? p) {
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if (p == null) return false;
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final s = p.trim().toLowerCase();
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return s.startsWith('http://') || s.startsWith('https://');
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}
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/// 把路径列表转换为存在的本地 File 列表（过滤掉网络路径与空路径与不存在的本地文件）
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/// 注意：这个函数**可能**会同步访问文件系统（existsSync），它只应在用户触发后调用，不应在 build() 中被频繁调用。
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List<File> _localFilesFromPaths(List<String>? paths) {
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if (paths == null) return <File>[];
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return paths
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.map((e) => (e ?? '').toString().trim())
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.where((s) => s.isNotEmpty && !_isNetworkPath(s))
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.where((s) => File(s).existsSync())
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.map((s) => File(s))
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.toList();
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}
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/// 规范化路径列表：trim + 过滤空字符串
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List<String> _normalizePaths(List<String>? src) {
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if (src == null) return <String>[];
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return src.map((e) => (e ?? '').toString().trim()).where((s) => s.isNotEmpty).toList();
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}
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/// ---------- MediaPickerRow ----------
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// ------------------ 修改后的 MediaPickerRow（完整类） ------------------
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class MediaPickerRow extends StatefulWidget {
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final int maxCount;
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final MediaType mediaType;
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final List<String>? initialMediaPaths;
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final ValueChanged<List<File>> onChanged;
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final ValueChanged<String>? onMediaAdded;
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final ValueChanged<String>? onMediaRemoved;
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final ValueChanged<int>? onMediaRemovedForIndex;
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final ValueChanged<String>? onMediaTapped;
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final bool isEdit;
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final bool isCamera;
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/// 默认 false —— 仅在 initState 时读取 initialMediaPaths
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final bool followInitialUpdates;
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/// 新增：网格列数（默认 4），可在需要单列/自适应宽度时指定 1
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final int crossAxisCount;
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const MediaPickerRow({
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Key? key,
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this.maxCount = 4,
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this.mediaType = MediaType.image,
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this.initialMediaPaths,
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required this.onChanged,
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this.onMediaAdded,
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this.onMediaRemoved,
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this.onMediaRemovedForIndex,
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this.onMediaTapped,
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this.isEdit = true,
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this.isCamera = false,
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this.followInitialUpdates = false, // 默认 false
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this.crossAxisCount = 4, // 默认 4 列
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}) : super(key: key);
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@override
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_MediaPickerGridState createState() => _MediaPickerGridState();
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}
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class _MediaPickerGridState extends State<MediaPickerRow> {
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final ImagePicker _picker = ImagePicker();
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late List<String> _mediaPaths;
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bool _isProcessing = false;
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/// 缓存每个本地路径是否存在（避免在 build 中反复同步 IO）
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final Map<String, bool> _localExistsCache = {};
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@override
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void initState() {
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super.initState();
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// 初始化内部路径（保留网络路径与本地路径）
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_mediaPaths = _normalizePaths(widget.initialMediaPaths).take(widget.maxCount).toList();
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// 预先检查一次本地文件是否存在（只在 init 时做一次同步检查）
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for (final pth in _mediaPaths) {
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final t = pth.trim();
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if (!_isNetworkPath(t)) {
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try {
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_localExistsCache[t] = File(t).existsSync();
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} catch (_) {
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_localExistsCache[t] = false;
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}
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} else {
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_localExistsCache[pth] = false;
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}
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}
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// 仅在存在本地真实文件时才把 File 列表回调给外部（避免父组件用这个回调覆盖只有网络路径的数据）
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final initialLocalFiles = _localFilesFromPaths(_mediaPaths);
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if (initialLocalFiles.isNotEmpty) {
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WidgetsBinding.instance.addPostFrameCallback((_) {
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if (!mounted) return;
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widget.onChanged(initialLocalFiles);
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});
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}
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}
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@override
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void didUpdateWidget(covariant MediaPickerRow oldWidget) {
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super.didUpdateWidget(oldWidget);
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if (widget.followInitialUpdates) {
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final oldList = _normalizePaths(oldWidget.initialMediaPaths);
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final newList = _normalizePaths(widget.initialMediaPaths);
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if (!listEquals(oldList, newList)) {
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_mediaPaths = newList.take(widget.maxCount).toList();
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// 更新本地存在缓存（同步检查，仅在更新时执行）
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for (final pth in _mediaPaths) {
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final t = pth.trim();
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if (!_localExistsCache.containsKey(t)) {
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if (!_isNetworkPath(t)) {
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try {
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_localExistsCache[t] = File(t).existsSync();
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} catch (_) {
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_localExistsCache[t] = false;
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}
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} else {
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_localExistsCache[t] = false;
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}
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}
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}
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if (mounted) setState(() {});
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WidgetsBinding.instance.addPostFrameCallback((_) {
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widget.onChanged(_localFilesFromPaths(_mediaPaths));
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});
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}
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}
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}
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Future<void> _handlePickedPath(String path) async {
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if (!mounted) return;
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if (path.isEmpty) return;
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try {
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String finalPath = path;
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if (widget.mediaType == MediaType.video) {
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final ext = p.extension(path).toLowerCase();
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if (ext != '.mp4') {
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setState(() => _isProcessing = true);
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try {
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final info = await VideoCompress.compressVideo(
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path,
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quality: VideoQuality.MediumQuality,
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deleteOrigin: false,
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);
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if (info != null && info.file != null) {
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finalPath = info.file!.path;
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debugPrint('✅ 转换完成: $path -> $finalPath');
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} else {
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throw Exception("转码失败: 返回空文件");
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}
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} catch (e) {
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debugPrint('❌ 视频转码失败: $e');
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if (mounted) {
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ToastUtil.showNormal(context, '视频转码失败');
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}
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return;
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} finally {
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if (mounted) setState(() => _isProcessing = false);
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}
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}
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}
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if (_mediaPaths.length < widget.maxCount) {
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setState(() => _mediaPaths.add(finalPath));
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// 记录缓存（只在添加时检查一次文件是否真实存在）
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if (!_isNetworkPath(finalPath)) {
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try {
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_localExistsCache[finalPath] = File(finalPath).existsSync();
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} catch (_) {
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_localExistsCache[finalPath] = false;
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}
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} else {
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_localExistsCache[finalPath] = false;
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}
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// 回调仅包含本地真实存在的文件（网络路径不会出现在此回调中）
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widget.onChanged(_localFilesFromPaths(_mediaPaths));
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widget.onMediaAdded?.call(finalPath);
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}
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} catch (e) {
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debugPrint('处理选中媒体失败: $e');
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}
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}
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Future<void> _showPickerOptions() async {
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if (!widget.isEdit) return;
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showModalBottomSheet(
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context: context,
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backgroundColor: Colors.white,
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builder: (_) => SafeArea(
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child: Wrap(
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children: [
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ListTile(
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titleAlignment: ListTileTitleAlignment.center,
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leading: Icon(widget.mediaType == MediaType.image ? Icons.camera_alt : Icons.videocam),
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title: Text(widget.mediaType == MediaType.image ? '拍照' : '拍摄视频'),
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onTap: () {
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Navigator.of(context).pop();
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_pickCamera();
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},
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),
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ListTile(
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titleAlignment: ListTileTitleAlignment.center,
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leading: Icon(widget.mediaType == MediaType.image ? Icons.photo_library : Icons.video_library),
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title: Text(widget.mediaType == MediaType.image ? '从相册选择' : '从相册选择视频'),
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onTap: () {
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Navigator.of(context).pop();
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_pickGallery();
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},
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),
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ListTile(
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titleAlignment: ListTileTitleAlignment.center,
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leading: const Icon(Icons.close),
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title: const Text('取消'),
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onTap: () => Navigator.of(context).pop(),
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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> _pickCamera() async {
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if (!widget.isEdit || _mediaPaths.length >= widget.maxCount) return;
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try {
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XFile? picked;
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if (widget.mediaType == MediaType.image) {
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picked = await _picker.pickImage(source: ImageSource.camera);
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if (picked != null) {
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final path = picked.path;
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setState(() => _mediaPaths.add(path));
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// 记录存在
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try {
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_localExistsCache[path] = File(path).existsSync();
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} catch (_) {
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_localExistsCache[path] = false;
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}
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widget.onChanged(_localFilesFromPaths(_mediaPaths));
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widget.onMediaAdded?.call(path);
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}
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} else {
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picked = await _picker.pickVideo(source: ImageSource.camera);
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if (picked != null) {
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await _handlePickedPath(picked.path);
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}
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}
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} catch (e) {
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debugPrint('拍摄失败: $e');
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}
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}
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Future<void> _pickGallery() async {
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if (!widget.isEdit || _mediaPaths.length >= widget.maxCount) return;
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try {
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if (Platform.isIOS) {
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final permission = await PhotoManager.requestPermissionExtend();
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debugPrint('iOS photo permission state: $permission');
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if (permission != PermissionState.authorized && permission != PermissionState.limited) {
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if (mounted) {
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ToastUtil.showNormal(context, '请到设置中开启相册访问权限');
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}
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return;
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}
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final remaining = widget.maxCount - _mediaPaths.length;
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final List<AssetEntity>? assets = await AssetPicker.pickAssets(
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context,
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pickerConfig: AssetPickerConfig(
|
|||
|
|
requestType: widget.mediaType == MediaType.image ? RequestType.image : RequestType.video,
|
|||
|
|
maxAssets: remaining,
|
|||
|
|
gridCount: 4,
|
|||
|
|
),
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
if (assets != null) {
|
|||
|
|
for (final asset in assets) {
|
|||
|
|
if (_mediaPaths.length >= widget.maxCount) break;
|
|||
|
|
try {
|
|||
|
|
final file = await asset.file;
|
|||
|
|
if (file != null) {
|
|||
|
|
final path = file.path;
|
|||
|
|
await _handlePickedPath(path);
|
|||
|
|
} else {
|
|||
|
|
debugPrint('资产获取 file 为空，asset id: ${asset.id}');
|
|||
|
|
}
|
|||
|
|
} catch (e) {
|
|||
|
|
debugPrint('读取 asset 文件失败: $e');
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
if (mounted) setState(() {});
|
|||
|
|
widget.onChanged(_localFilesFromPaths(_mediaPaths));
|
|||
|
|
}
|
|||
|
|
} else {
|
|||
|
|
final DeviceInfoPlugin deviceInfo = DeviceInfoPlugin();
|
|||
|
|
final androidInfo = await deviceInfo.androidInfo;
|
|||
|
|
final int sdkInt = androidInfo.version.sdkInt ?? 0;
|
|||
|
|
|
|||
|
|
PermissionStatus permissionStatus = PermissionStatus.denied;
|
|||
|
|
|
|||
|
|
if (sdkInt >= 33) {
|
|||
|
|
if (widget.mediaType == MediaType.image) {
|
|||
|
|
permissionStatus = await Permission.photos.request();
|
|||
|
|
} else if (widget.mediaType == MediaType.video) {
|
|||
|
|
permissionStatus = await Permission.videos.request();
|
|||
|
|
} else {
|
|||
|
|
final statuses = await [Permission.photos, Permission.videos].request();
|
|||
|
|
permissionStatus = statuses[Permission.photos] ?? statuses[Permission.videos] ?? PermissionStatus.denied;
|
|||
|
|
}
|
|||
|
|
} else if (sdkInt >= 30) {
|
|||
|
|
permissionStatus = await Permission.storage.request();
|
|||
|
|
} else {
|
|||
|
|
permissionStatus = await Permission.storage.request();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (permissionStatus.isGranted) {
|
|||
|
|
final remaining = widget.maxCount - _mediaPaths.length;
|
|||
|
|
final List<AssetEntity>? assets = await AssetPicker.pickAssets(
|
|||
|
|
context,
|
|||
|
|
pickerConfig: AssetPickerConfig(
|
|||
|
|
requestType: widget.mediaType == MediaType.image ? RequestType.image : RequestType.video,
|
|||
|
|
maxAssets: remaining,
|
|||
|
|
gridCount: 4,
|
|||
|
|
),
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
if (assets != null) {
|
|||
|
|
for (final asset in assets) {
|
|||
|
|
if (_mediaPaths.length >= widget.maxCount) break;
|
|||
|
|
try {
|
|||
|
|
final file = await asset.file;
|
|||
|
|
if (file != null) {
|
|||
|
|
final path = file.path;
|
|||
|
|
await _handlePickedPath(path);
|
|||
|
|
} else {
|
|||
|
|
debugPrint('资产获取 file 为空，asset id: ${asset.id}');
|
|||
|
|
}
|
|||
|
|
} catch (e) {
|
|||
|
|
debugPrint('读取 asset 文件失败: $e');
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
if (mounted) setState(() {});
|
|||
|
|
widget.onChanged(_localFilesFromPaths(_mediaPaths));
|
|||
|
|
}
|
|||
|
|
} else if (permissionStatus.isPermanentlyDenied) {
|
|||
|
|
if (mounted) {
|
|||
|
|
ToastUtil.showNormal(context, '请到设置中开启相册访问权限');
|
|||
|
|
}
|
|||
|
|
await openAppSettings();
|
|||
|
|
return;
|
|||
|
|
} else {
|
|||
|
|
if (mounted) {
|
|||
|
|
ToastUtil.showNormal(context, '相册访问权限被拒绝');
|
|||
|
|
}
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
} catch (e, st) {
|
|||
|
|
debugPrint('相册选择失败: $e\n$st');
|
|||
|
|
if (mounted) {
|
|||
|
|
ToastUtil.showNormal(context, '相册选择失败');
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
Future<void> _cameraAction() async {
|
|||
|
|
if (!widget.isEdit || _mediaPaths.length >= widget.maxCount) return;
|
|||
|
|
|
|||
|
|
final PermissionStatus status = await Permission.camera.request();
|
|||
|
|
|
|||
|
|
if (status != PermissionStatus.granted) {
|
|||
|
|
if (mounted) {
|
|||
|
|
ToastUtil.showNormal(context, '相机权限被拒绝');
|
|||
|
|
}
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
try {
|
|||
|
|
if (widget.mediaType == MediaType.image) {
|
|||
|
|
XFile? picked = await _picker.pickImage(source: ImageSource.camera);
|
|||
|
|
if (picked != null) {
|
|||
|
|
final path = picked.path;
|
|||
|
|
setState(() => _mediaPaths.add(path));
|
|||
|
|
try {
|
|||
|
|
_localExistsCache[path] = File(path).existsSync();
|
|||
|
|
} catch (_) {
|
|||
|
|
_localExistsCache[path] = false;
|
|||
|
|
}
|
|||
|
|
widget.onChanged(_localFilesFromPaths(_mediaPaths));
|
|||
|
|
widget.onMediaAdded?.call(path);
|
|||
|
|
}
|
|||
|
|
} else {
|
|||
|
|
XFile? picked = await _picker.pickVideo(source: ImageSource.camera);
|
|||
|
|
if (picked != null) {
|
|||
|
|
await _handlePickedPath(picked.path);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
} catch (e) {
|
|||
|
|
debugPrint('拍摄失败: $e');
|
|||
|
|
if (mounted) {
|
|||
|
|
ScaffoldMessenger.of(context).showSnackBar(const SnackBar(content: Text('拍摄失败，请检查相机权限或设备状态')));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
void _removeMedia(int index) async {
|
|||
|
|
final ok = await CustomAlertDialog.showConfirm(
|
|||
|
|
context,
|
|||
|
|
title: '温馨提示',
|
|||
|
|
content: widget.mediaType == MediaType.image ? '确定要删除这张图片吗？' : '确定要删除这个视频吗?',
|
|||
|
|
cancelText: '取消',
|
|||
|
|
);
|
|||
|
|
if (!ok) return;
|
|||
|
|
|
|||
|
|
final removed = _mediaPaths[index];
|
|||
|
|
|
|||
|
|
setState(() => _mediaPaths.removeAt(index));
|
|||
|
|
|
|||
|
|
// 从缓存中移除
|
|||
|
|
_localExistsCache.remove(removed);
|
|||
|
|
|
|||
|
|
// 始终通知 onMediaRemoved（用于父端业务逻辑）
|
|||
|
|
widget.onMediaRemoved?.call(removed);
|
|||
|
|
widget.onMediaRemovedForIndex?.call(index);
|
|||
|
|
// 只有当本地文件集合发生变化时才触发 onChanged（避免因为删除网络路径导致父端把列表置空）
|
|||
|
|
final localFiles = _localFilesFromPaths(_mediaPaths);
|
|||
|
|
widget.onChanged(localFiles);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
@override
|
|||
|
|
Widget build(BuildContext context) {
|
|||
|
|
final showAddButton = widget.isEdit && _mediaPaths.length < widget.maxCount;
|
|||
|
|
final itemCount = _mediaPaths.length + (showAddButton ? 1 : 0);
|
|||
|
|
|
|||
|
|
// 使用 LayoutBuilder 获取父容器宽度，然后按 crossAxisCount 计算每个 tile 的逻辑宽度
|
|||
|
|
return LayoutBuilder(builder: (context, constraints) {
|
|||
|
|
final maxWidth = (constraints.maxWidth.isFinite && constraints.maxWidth > 0)
|
|||
|
|
? constraints.maxWidth
|
|||
|
|
: MediaQuery.of(context).size.width;
|
|||
|
|
final tileLogicalW = (maxWidth / widget.crossAxisCount).round();
|
|||
|
|
final cacheWidth = (tileLogicalW * MediaQuery.of(context).devicePixelRatio).round();
|
|||
|
|
|
|||
|
|
return Stack(
|
|||
|
|
children: [
|
|||
|
|
GridView.builder(
|
|||
|
|
shrinkWrap: true,
|
|||
|
|
physics: const NeverScrollableScrollPhysics(),
|
|||
|
|
gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
|
|||
|
|
crossAxisCount: widget.crossAxisCount,
|
|||
|
|
crossAxisSpacing: 8,
|
|||
|
|
mainAxisSpacing: 8,
|
|||
|
|
childAspectRatio: 1,
|
|||
|
|
),
|
|||
|
|
itemCount: itemCount,
|
|||
|
|
itemBuilder: (context, index) {
|
|||
|
|
if (index < _mediaPaths.length) {
|
|||
|
|
final raw = (_mediaPaths[index] ?? '').toString().trim();
|
|||
|
|
final isNetwork = _isNetworkPath(raw);
|
|||
|
|
|
|||
|
|
return GestureDetector(
|
|||
|
|
onTap: () => widget.onMediaTapped?.call(raw),
|
|||
|
|
child: Stack(
|
|||
|
|
children: [
|
|||
|
|
ClipRRect(
|
|||
|
|
borderRadius: BorderRadius.circular(5),
|
|||
|
|
child: SizedBox.expand(
|
|||
|
|
child: raw.isEmpty
|
|||
|
|
? Container(
|
|||
|
|
color: Colors.grey.shade200,
|
|||
|
|
child: const Center(child: Icon(Icons.broken_image, size: 28, color: Colors.grey)),
|
|||
|
|
)
|
|||
|
|
: (widget.mediaType == MediaType.image
|
|||
|
|
? (isNetwork
|
|||
|
|
? Image.network(
|
|||
|
|
raw,
|
|||
|
|
fit: BoxFit.cover,
|
|||
|
|
width: tileLogicalW.toDouble(),
|
|||
|
|
height: tileLogicalW.toDouble(),
|
|||
|
|
errorBuilder: (_, __, ___) => Container(
|
|||
|
|
color: Colors.grey.shade200,
|
|||
|
|
child: const Center(child: Icon(Icons.broken_image)),
|
|||
|
|
),
|
|||
|
|
)
|
|||
|
|
: Image.file(
|
|||
|
|
File(raw),
|
|||
|
|
fit: BoxFit.cover,
|
|||
|
|
width: tileLogicalW.toDouble(),
|
|||
|
|
height: tileLogicalW.toDouble(),
|
|||
|
|
cacheWidth: cacheWidth,
|
|||
|
|
errorBuilder: (_, __, ___) => Container(
|
|||
|
|
color: Colors.grey.shade200,
|
|||
|
|
child: const Center(child: Icon(Icons.broken_image)),
|
|||
|
|
),
|
|||
|
|
))
|
|||
|
|
: Container(
|
|||
|
|
color: Colors.black12,
|
|||
|
|
child: const Center(
|
|||
|
|
child: Icon(Icons.videocam, color: Colors.white70),
|
|||
|
|
),
|
|||
|
|
)),
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
if (widget.isEdit)
|
|||
|
|
Positioned(
|
|||
|
|
top: -15,
|
|||
|
|
right: -15,
|
|||
|
|
child: IconButton(
|
|||
|
|
icon: const Icon(Icons.cancel, size: 20, color: Colors.red),
|
|||
|
|
onPressed: () => _removeMedia(index),
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
],
|
|||
|
|
),
|
|||
|
|
);
|
|||
|
|
} else if (showAddButton) {
|
|||
|
|
return GestureDetector(
|
|||
|
|
onTap: widget.isCamera ? _cameraAction : _showPickerOptions,
|
|||
|
|
child: Container(
|
|||
|
|
decoration: BoxDecoration(border: Border.all(color: Colors.black12), borderRadius: BorderRadius.circular(5)),
|
|||
|
|
child: const Center(child: Icon(Icons.camera_alt, color: Colors.black26)),
|
|||
|
|
),
|
|||
|
|
);
|
|||
|
|
} else {
|
|||
|
|
return const SizedBox.shrink();
|
|||
|
|
}
|
|||
|
|
},
|
|||
|
|
),
|
|||
|
|
if (_isProcessing)
|
|||
|
|
Positioned.fill(
|
|||
|
|
child: Container(
|
|||
|
|
color: Colors.transparent,
|
|||
|
|
child: const Center(child: CircularProgressIndicator()),
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
],
|
|||
|
|
);
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
/// ---------- RepairedPhotoSection ----------
|
|||
|
|
// ------------------ 修改后的 RepairedPhotoSection（完整类） ------------------
|
|||
|
|
class RepairedPhotoSection extends StatefulWidget {
|
|||
|
|
final int maxCount;
|
|||
|
|
final MediaType mediaType;
|
|||
|
|
final String title;
|
|||
|
|
final List<String>? initialMediaPaths;
|
|||
|
|
final ValueChanged<List<File>> onChanged;
|
|||
|
|
final ValueChanged<String>? onMediaAdded;
|
|||
|
|
final ValueChanged<String>? onMediaRemoved;
|
|||
|
|
final ValueChanged<int>? onMediaRemovedForIndex;
|
|||
|
|
|
|||
|
|
final ValueChanged<String>? onMediaTapped;
|
|||
|
|
final bool isFaceImage;
|
|||
|
|
final VoidCallback onAiIdentify;
|
|||
|
|
final bool isShowAI;
|
|||
|
|
final double horizontalPadding;
|
|||
|
|
final bool isRequired;
|
|||
|
|
final bool isShowNum;
|
|||
|
|
final bool isEdit;
|
|||
|
|
final bool isCamera;
|
|||
|
|
final String sectionKey;
|
|||
|
|
final bool followInitialUpdates;
|
|||
|
|
|
|||
|
|
/// 新增：inlineSingle = true -> 标题和照片在同一行，且只能上传 1 张
|
|||
|
|
final bool inlineSingle;
|
|||
|
|
/// 可选：当 inlineSingle 为 true 时，可以定制缩略图宽度（px）
|
|||
|
|
final double inlineImageWidth;
|
|||
|
|
|
|||
|
|
const RepairedPhotoSection({
|
|||
|
|
Key? key,
|
|||
|
|
this.maxCount = 4,
|
|||
|
|
this.mediaType = MediaType.image,
|
|||
|
|
required this.title,
|
|||
|
|
this.initialMediaPaths,
|
|||
|
|
this.isShowAI = false,
|
|||
|
|
required this.onChanged,
|
|||
|
|
required this.onAiIdentify,
|
|||
|
|
this.isFaceImage = false,
|
|||
|
|
this.horizontalPadding = 5,
|
|||
|
|
this.onMediaAdded,
|
|||
|
|
this.onMediaRemoved,
|
|||
|
|
this.onMediaRemovedForIndex,
|
|||
|
|
this.onMediaTapped,
|
|||
|
|
this.isRequired = false,
|
|||
|
|
this.isShowNum = true,
|
|||
|
|
this.isEdit = true,
|
|||
|
|
this.isCamera = false,
|
|||
|
|
this.followInitialUpdates = false, // 默认 false
|
|||
|
|
this.sectionKey = kAcceptVideoSectionKey,
|
|||
|
|
this.inlineSingle = false,
|
|||
|
|
this.inlineImageWidth = 88.0,
|
|||
|
|
}) : super(key: key);
|
|||
|
|
|
|||
|
|
@override
|
|||
|
|
_RepairedPhotoSectionState createState() => _RepairedPhotoSectionState();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
class _RepairedPhotoSectionState extends State<RepairedPhotoSection> {
|
|||
|
|
late List<String> _mediaPaths;
|
|||
|
|
StreamSubscription<MediaEvent>? _sub;
|
|||
|
|
|
|||
|
|
@override
|
|||
|
|
void initState() {
|
|||
|
|
super.initState();
|
|||
|
|
_mediaPaths = _normalizePaths(widget.initialMediaPaths).take(widget.maxCount).toList();
|
|||
|
|
|
|||
|
|
// 订阅 MediaBus（如果需要）
|
|||
|
|
_sub = MediaBus().stream.listen((ev) {
|
|||
|
|
if (ev.key != widget.sectionKey) return;
|
|||
|
|
|
|||
|
|
if (ev.type == MediaEventType.clear) {
|
|||
|
|
if (_mediaPaths.isNotEmpty) {
|
|||
|
|
setState(() {
|
|||
|
|
_mediaPaths = <String>[];
|
|||
|
|
});
|
|||
|
|
widget.onChanged(_localFilesFromPaths(_mediaPaths));
|
|||
|
|
}
|
|||
|
|
} else if (ev.type == MediaEventType.set && ev.paths != null) {
|
|||
|
|
final newList = _normalizePaths(ev.paths).take(widget.maxCount).toList();
|
|||
|
|
if (!listEquals(newList, _mediaPaths)) {
|
|||
|
|
setState(() {
|
|||
|
|
_mediaPaths = newList;
|
|||
|
|
});
|
|||
|
|
widget.onChanged(_localFilesFromPaths(_mediaPaths));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
@override
|
|||
|
|
void didUpdateWidget(covariant RepairedPhotoSection oldWidget) {
|
|||
|
|
super.didUpdateWidget(oldWidget);
|
|||
|
|
if (widget.followInitialUpdates) {
|
|||
|
|
final oldList = _normalizePaths(oldWidget.initialMediaPaths);
|
|||
|
|
final newList = _normalizePaths(widget.initialMediaPaths);
|
|||
|
|
|
|||
|
|
if (!listEquals(oldList, newList)) {
|
|||
|
|
setState(() {
|
|||
|
|
_mediaPaths = newList.take(widget.maxCount).toList();
|
|||
|
|
});
|
|||
|
|
widget.onChanged(_localFilesFromPaths(_mediaPaths));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
if (oldWidget.sectionKey != widget.sectionKey) {
|
|||
|
|
_sub?.cancel();
|
|||
|
|
_sub = MediaBus().stream.listen((ev) {
|
|||
|
|
if (ev.key != widget.sectionKey) return;
|
|||
|
|
|
|||
|
|
if (ev.type == MediaEventType.clear) {
|
|||
|
|
if (_mediaPaths.isNotEmpty) {
|
|||
|
|
setState(() {
|
|||
|
|
_mediaPaths = <String>[];
|
|||
|
|
});
|
|||
|
|
widget.onChanged(_localFilesFromPaths(_mediaPaths));
|
|||
|
|
}
|
|||
|
|
} else if (ev.type == MediaEventType.set && ev.paths != null) {
|
|||
|
|
final newList = _normalizePaths(ev.paths).take(widget.maxCount).toList();
|
|||
|
|
if (!listEquals(newList, _mediaPaths)) {
|
|||
|
|
setState(() {
|
|||
|
|
_mediaPaths = newList;
|
|||
|
|
});
|
|||
|
|
widget.onChanged(_localFilesFromPaths(_mediaPaths));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
@override
|
|||
|
|
void dispose() {
|
|||
|
|
_sub?.cancel();
|
|||
|
|
super.dispose();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
@override
|
|||
|
|
Widget build(BuildContext context) {
|
|||
|
|
// 如果要求 inlineSingle 样式：标题与单张照片在同一行
|
|||
|
|
if (widget.inlineSingle) {
|
|||
|
|
final displayPath = _mediaPaths.isNotEmpty ? _mediaPaths.first : '';
|
|||
|
|
final isNetwork = _isNetworkPath(displayPath);
|
|||
|
|
|
|||
|
|
return Container(
|
|||
|
|
color: Colors.white,
|
|||
|
|
padding: EdgeInsets.only(left: widget.horizontalPadding, right: widget.horizontalPadding),
|
|||
|
|
child: Row(
|
|||
|
|
crossAxisAlignment: CrossAxisAlignment.center,
|
|||
|
|
children: [
|
|||
|
|
// 标题（左）
|
|||
|
|
Expanded(
|
|||
|
|
child: ListItemFactory.createRowSpaceBetweenItem(
|
|||
|
|
leftText: widget.title,
|
|||
|
|
rightText: '', // inline 时不显示数量
|
|||
|
|
isRequired: widget.isRequired,
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
|
|||
|
|
// 右侧 单张 缩略图 / 上传按钮
|
|||
|
|
SizedBox(
|
|||
|
|
width: widget.inlineImageWidth,
|
|||
|
|
height: widget.inlineImageWidth,
|
|||
|
|
child: GestureDetector(
|
|||
|
|
onTap: () async {
|
|||
|
|
if (widget.isEdit) {
|
|||
|
|
// 打开 MediaPickerRow 的选择逻辑：我们通过弹出一个底部sheet 让用户拍照或选图
|
|||
|
|
// 复用 MediaPickerRow 的选择入口：这里直接展示同样的选项
|
|||
|
|
if (widget.isFaceImage) {
|
|||
|
|
final filePath = await pushPage(
|
|||
|
|
FaceRecognitionPage(
|
|||
|
|
studentId: '',
|
|||
|
|
data: {},
|
|||
|
|
mode: FaceMode.initSave,
|
|||
|
|
),
|
|||
|
|
context,
|
|||
|
|
);
|
|||
|
|
setState(() {
|
|||
|
|
_mediaPaths = [filePath];
|
|||
|
|
widget.onChanged(_localFilesFromPaths(_mediaPaths));
|
|||
|
|
|
|||
|
|
});
|
|||
|
|
}else{
|
|||
|
|
showModalBottomSheet(
|
|||
|
|
context: context,
|
|||
|
|
builder: (ctx) => SafeArea(
|
|||
|
|
child: Wrap(
|
|||
|
|
children: [
|
|||
|
|
ListTile(
|
|||
|
|
titleAlignment: ListTileTitleAlignment.center,
|
|||
|
|
leading: Icon(widget.mediaType == MediaType.image ? Icons.camera_alt : Icons.videocam),
|
|||
|
|
title: Text(widget.mediaType == MediaType.image ? '拍照' : '拍摄视频'),
|
|||
|
|
onTap: () async {
|
|||
|
|
Navigator.of(ctx).pop();
|
|||
|
|
// 触发 MediaPickerRow 中的 camera 逻辑：我们在这里简单复用 ImagePicker
|
|||
|
|
final picker = ImagePicker();
|
|||
|
|
try {
|
|||
|
|
if (widget.mediaType == MediaType.image) {
|
|||
|
|
final x = await picker.pickImage(source: ImageSource.camera);
|
|||
|
|
if (x != null) {
|
|||
|
|
setState(() {
|
|||
|
|
_mediaPaths = [x.path];
|
|||
|
|
});
|
|||
|
|
widget.onChanged(_localFilesFromPaths(_mediaPaths));
|
|||
|
|
widget.onMediaAdded?.call(x.path);
|
|||
|
|
}
|
|||
|
|
} else {
|
|||
|
|
final x = await picker.pickVideo(source: ImageSource.camera);
|
|||
|
|
if (x != null) {
|
|||
|
|
// 若需要转码、压缩请复用 VideoCompress
|
|||
|
|
setState(() {
|
|||
|
|
_mediaPaths = [x.path];
|
|||
|
|
});
|
|||
|
|
widget.onChanged(_localFilesFromPaths(_mediaPaths));
|
|||
|
|
widget.onMediaAdded?.call(x.path);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
} catch (e) {
|
|||
|
|
debugPrint('camera pick error: $e');
|
|||
|
|
ToastUtil.showNormal(context, '拍摄失败');
|
|||
|
|
}
|
|||
|
|
},
|
|||
|
|
),
|
|||
|
|
ListTile(
|
|||
|
|
titleAlignment: ListTileTitleAlignment.center,
|
|||
|
|
leading: Icon(widget.mediaType == MediaType.image ? Icons.photo_library : Icons.video_library),
|
|||
|
|
title: Text(widget.mediaType == MediaType.image ? '从相册选择' : '从相册选择视频'),
|
|||
|
|
onTap: () async {
|
|||
|
|
Navigator.of(ctx).pop();
|
|||
|
|
// 这里直接调用 AssetPicker（与 MediaPickerRow 的行为保持一致）
|
|||
|
|
try {
|
|||
|
|
final List<AssetEntity>? assets = await AssetPicker.pickAssets(
|
|||
|
|
context,
|
|||
|
|
pickerConfig: AssetPickerConfig(
|
|||
|
|
requestType: widget.mediaType == MediaType.image ? RequestType.image : RequestType.video,
|
|||
|
|
maxAssets: 1,
|
|||
|
|
gridCount: 4,
|
|||
|
|
),
|
|||
|
|
);
|
|||
|
|
if (assets != null && assets.isNotEmpty) {
|
|||
|
|
final file = await assets.first.file;
|
|||
|
|
if (file != null) {
|
|||
|
|
setState(() {
|
|||
|
|
_mediaPaths = [file.path];
|
|||
|
|
});
|
|||
|
|
widget.onChanged(_localFilesFromPaths(_mediaPaths));
|
|||
|
|
widget.onMediaAdded?.call(file.path);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
} catch (e) {
|
|||
|
|
debugPrint('pick asset error: $e');
|
|||
|
|
ToastUtil.showNormal(context, '选择图片失败');
|
|||
|
|
}
|
|||
|
|
},
|
|||
|
|
),
|
|||
|
|
ListTile(
|
|||
|
|
titleAlignment: ListTileTitleAlignment.center,
|
|||
|
|
leading: const Icon(Icons.close),
|
|||
|
|
title: const Text('取消'),
|
|||
|
|
onTap: () => Navigator.of(ctx).pop(),
|
|||
|
|
),
|
|||
|
|
],
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
} else {
|
|||
|
|
// 非编辑模式：触发查看
|
|||
|
|
presentOpaque(SingleImageViewer(imageUrl: displayPath), context);
|
|||
|
|
}
|
|||
|
|
},
|
|||
|
|
child: ClipRRect(
|
|||
|
|
borderRadius: BorderRadius.circular(5),
|
|||
|
|
child: Container(
|
|||
|
|
color: Colors.grey.shade100,
|
|||
|
|
child: displayPath.isEmpty
|
|||
|
|
? Center(child: Icon(Icons.camera_alt, color: Colors.black26))
|
|||
|
|
: (widget.mediaType == MediaType.image
|
|||
|
|
? (isNetwork
|
|||
|
|
? Image.network(displayPath, fit: BoxFit.cover)
|
|||
|
|
: Image.file(File(displayPath), fit: BoxFit.cover))
|
|||
|
|
: Stack(
|
|||
|
|
children: [
|
|||
|
|
Container(color: Colors.black12),
|
|||
|
|
const Center(child: Icon(Icons.videocam, color: Colors.white70)),
|
|||
|
|
],
|
|||
|
|
)),
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
|
|||
|
|
const SizedBox(width: 8),
|
|||
|
|
],
|
|||
|
|
),
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 原始布局（title 在上，网格在下）——保持不变
|
|||
|
|
return Container(
|
|||
|
|
color: Colors.white,
|
|||
|
|
padding: EdgeInsets.only(left: 0, right: 10),
|
|||
|
|
child: Column(
|
|||
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|||
|
|
children: [
|
|||
|
|
Padding(
|
|||
|
|
padding: EdgeInsets.symmetric(horizontal: widget.horizontalPadding),
|
|||
|
|
child: ListItemFactory.createRowSpaceBetweenItem(
|
|||
|
|
leftText: widget.title,
|
|||
|
|
rightText: widget.isShowNum ? '${_mediaPaths.length}/${widget.maxCount}' : '',
|
|||
|
|
isRequired: widget.isRequired,
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
const SizedBox(height: 8),
|
|||
|
|
Padding(
|
|||
|
|
padding: EdgeInsets.symmetric(horizontal: widget.horizontalPadding),
|
|||
|
|
child: MediaPickerRow(
|
|||
|
|
maxCount: widget.maxCount,
|
|||
|
|
mediaType: widget.mediaType,
|
|||
|
|
initialMediaPaths: _mediaPaths,
|
|||
|
|
onMediaRemovedForIndex: widget.onMediaRemovedForIndex,
|
|||
|
|
isCamera: widget.isCamera,
|
|||
|
|
onChanged: (files) {
|
|||
|
|
final newPaths = files.map((f) => f.path).toList();
|
|||
|
|
setState(() {
|
|||
|
|
_mediaPaths = newPaths;
|
|||
|
|
});
|
|||
|
|
widget.onChanged(files);
|
|||
|
|
},
|
|||
|
|
onMediaAdded: widget.onMediaAdded,
|
|||
|
|
onMediaRemoved: widget.onMediaRemoved,
|
|||
|
|
onMediaTapped: (filePath) {
|
|||
|
|
if (widget.mediaType == MediaType.image) {
|
|||
|
|
presentOpaque(SingleImageViewer(imageUrl: filePath), context);
|
|||
|
|
} else {
|
|||
|
|
showDialog(
|
|||
|
|
context: context,
|
|||
|
|
barrierColor: Colors.black54,
|
|||
|
|
builder: (_) => VideoPlayerPopup(videoUrl: filePath),
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
},
|
|||
|
|
isEdit: widget.isEdit,
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
const SizedBox(height: 8),
|
|||
|
|
if (widget.isShowAI && widget.isEdit)
|
|||
|
|
Padding(
|
|||
|
|
padding: EdgeInsets.symmetric(horizontal: widget.horizontalPadding),
|
|||
|
|
child: GestureDetector(
|
|||
|
|
onTap: widget.onAiIdentify,
|
|||
|
|
child: Container(
|
|||
|
|
padding: const EdgeInsets.symmetric(horizontal: 15),
|
|||
|
|
height: 36,
|
|||
|
|
decoration: BoxDecoration(
|
|||
|
|
color: const Color(0xFFDFEAFF),
|
|||
|
|
borderRadius: BorderRadius.circular(18),
|
|||
|
|
),
|
|||
|
|
child: Row(
|
|||
|
|
mainAxisSize: MainAxisSize.min,
|
|||
|
|
children: [
|
|||
|
|
Image.asset('assets/images/ai_img.png', width: 20),
|
|||
|
|
const SizedBox(width: 5),
|
|||
|
|
const Text('AI隐患识别与处理'),
|
|||
|
|
],
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
),
|
|||
|
|
],
|
|||
|
|
),
|
|||
|
|
);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|