66 lines
1.8 KiB
Dart
66 lines
1.8 KiB
Dart
import 'dart:ui';
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import 'package:permission_handler/permission_handler.dart';
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/// 封装通用权限处理方法
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/// - [permissions] 需要检查的权限列表
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/// - [onGranted] 当所有权限都被授予时调用的回调
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/// - [onDenied] 当有权限被拒绝时调用的回调
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/// - [onPermanentlyDenied] 当有权限被永久拒绝时调用的回调（可选，默认打开设置页）
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Future<void> checkPermission({
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required List<Permission> permissions,
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required VoidCallback onGranted,
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VoidCallback? onDenied,
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VoidCallback? onPermanentlyDenied,
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}) async {
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// 判断当前权限状态
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Map<Permission, PermissionStatus> statuses = {};
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for (final permission in permissions) {
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statuses[permission] = await permission.status;
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}
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// 筛选出未授权的权限
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final needRequest = statuses.entries
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.where((entry) => !entry.value.isGranted)
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.map((entry) => entry.key)
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.toList();
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// 如果全部已有权限
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if (needRequest.isEmpty) {
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onGranted();
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return;
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}
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// 请求未授权的权限
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final requestResult = await needRequest.request();
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//是否全部授权
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bool allGranted = true;
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//是否有任何一个授权了
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bool anyPermanentlyDenied = false;
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for (final permission in permissions) {
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final status = requestResult[permission] ?? await permission.status;
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if (status.isPermanentlyDenied) {
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anyPermanentlyDenied = true;
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allGranted = false;
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break;
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} else if (!status.isGranted) {
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allGranted = false;
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}
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}
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if (allGranted) {
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onGranted();
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} else if (anyPermanentlyDenied) {
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if (onPermanentlyDenied != null) {
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onPermanentlyDenied();
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} else {
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openAppSettings(); // 可选：默认打开设置页
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}
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} else {
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if (onDenied != null) {
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onDenied();
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}
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}
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}
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