mutli_image_picker/lib/src/permission_utils.dart

import 'dart:io';

import 'package:permission_handler/permission_handler.dart';

export 'package:permission_handler/permission_handler.dart';

class PermissionUtils {
  static Future<bool> canPermission(Permission permission, [bool request = true]) async {
    if (permission == Permission.storage && Platform.isIOS) {
      return true;
    }
    if (permission == Permission.photos && Platform.isAndroid) {
      return true;
    }
    if (!await permission.status.isGranted) {
      if (request) {
        final PermissionStatus status =  await permission.request();
        if (status.isDenied) {
          openAppSettings();
        }
        return status.isGranted;
      }
      return false;
    } else {
      return true;
    }
  }

  static Future<bool> canMultiplePermission(List<Permission> list, [bool request = true]) async {
    for (final Permission permission in list) {
      if (!await canPermission(permission, request)) {
        return false;
      }
    }

    return true;
  }
}