138 lines
3.8 KiB
Dart
138 lines
3.8 KiB
Dart
import 'dart:io';
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import 'dart:typed_data';
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import 'package:device_info_plus/device_info_plus.dart';
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import 'package:dio/dio.dart';
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import 'package:flutter_common/utils/toast_utils.dart';
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import 'package:flutter_easyloading/flutter_easyloading.dart';
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import 'package:image_gallery_saver_plus/image_gallery_saver_plus.dart';
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// import 'package:image_gallery_saver/image_gallery_saver.dart';
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import 'package:permission_handler/permission_handler.dart';
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class DownLoadImageTool {
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// 请求照片库权限
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static Future<bool> requestPhotoPermission() async {
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// 检查当前权限状态
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// var status = await Permission.photos.status;
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var status = await Permission.storage.request();
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if (status.isDenied) {
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// 请求权限
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status = await Permission.photos.request();
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// 如果用户拒绝了权限，可以显示一个解释
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if (status.isPermanentlyDenied) {
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// 打开应用设置，让用户手动启用权限
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await openAppSettings();
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}
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}
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return status.isGranted;
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}
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// 或者请求存储权限（适用于Android）
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static Future<bool> requestStoragePermission() async {
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if (Platform.isAndroid) {
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// 对于Android 13及以上版本
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if (await DeviceInfoPlugin().androidInfo.then((info) => info.version.sdkInt) >= 33) {
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var status = await Permission.photos.request();
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if(status == PermissionStatus.denied){
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await requestPhotoPermission();
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}
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return status.isGranted;
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} else {
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// 对于Android 13以下版本
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var status = await Permission.storage.request();
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return status.isGranted;
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}
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} else {
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// iOS使用照片权限
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return await requestPhotoPermission();
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}
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}
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///保存到相册
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static Future<dynamic> savePhoto({
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required String imageUrl,
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bool? isHideLoading,
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}) async {
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//获取保存相册权限，如果没有，则申请改权限
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bool permition = await requestStoragePermission();
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if (permition) {
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var result = imageRequest(
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imageUrl: imageUrl,
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isHideLoading: isHideLoading,
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);
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return result;
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} else {
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//重新请求--第一次请求权限时，保存方法不会走，需要重新调一次
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ToastUtils.showToast(msg: '请打开手机相册权限');
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// savePhoto(imageUrl: imageUrl);
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}
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}
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static Future<dynamic> imageRequest({
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required String imageUrl,
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bool? isHideLoading,
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}) async {
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if (isHideLoading == true) {
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} else {
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await EasyLoading.show(
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// status: 'loading...',
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maskType: EasyLoadingMaskType.black,
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);
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}
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var response = await Dio().get(
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imageUrl,
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options: Options(
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responseType: ResponseType.bytes,
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),
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);
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if (isHideLoading == true) {
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} else {
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EasyLoading.dismiss();
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}
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final result = await ImageGallerySaverPlus.saveImage(
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Uint8List.fromList(response.data),
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quality: 60,
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name: "hello",
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isReturnImagePathOfIOS: true,
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);
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print('=result ============ $result');
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return result;
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}
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///fetchImageAsUint8List
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static Future<Uint8List?> fetchImageAsUint8List(String imageUrl) async {
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await EasyLoading.show(
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// status: 'loading...',
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maskType: EasyLoadingMaskType.black,
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);
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try {
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var response = await Dio().get(
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imageUrl,
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options: Options(
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responseType: ResponseType.bytes,
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),
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);
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// final response = await http.get(Uri.parse(imageUrl));
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if (response.statusCode == 200) {
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EasyLoading.dismiss();
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return response.data;
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} else {
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// debugPrint('Failed to load image: ${response.statusCode}');
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EasyLoading.dismiss();
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return null;
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}
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} catch (e) {
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EasyLoading.dismiss();
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// debugPrint('Error fetching image: $e');
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return null;
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}
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}
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}
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