import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:permission_handler/permission_handler.dart';
import 'package:star_lock/app_settings/app_settings.dart';

class PermissionDialog {
  static Map<Permission, String> titles = {
    Permission.camera: '相机',
    Permission.photos: '相册',
    Permission.storage: '读写',
    Permission.location: '定位',
  };

  static Map<Permission, String> contents = {
    Permission.camera: '需要访问相机权限才能拍照上传文件例如头像上传',
    Permission.photos: '需要访问相机权限才能使用相册图片上传文件上传头像',
    Permission.storage: '需要访问读写权限才能使用本地图片上传头像',
    Permission.location: '需要访问定位权限才能使用添加钥匙功能的位置信息',
  };

  //显示权限判断申请框
  static Future<bool> request(Permission permission) async {
    if (Get.context == null) {
      return false;
    }
    bool application = true;
    if (AppPlatform.isAndroid) {
      application = await showDialog(
        context: Get.context!,
        builder: (BuildContext context) {
          return AlertDialog(
            title: Text('申请${titles[permission] ?? ''}权限'),
            content: Text(contents[permission] ?? ''),
            actions: <Widget>[
              TextButton(
                child: const Text('不允许'),
                onPressed: () {
                  Get.back(result: false);
                },
              ),
              TextButton(
                child: const Text('允许'),
                onPressed: () {
                  Get.back(result: true);
                },
              ),
            ],
          );
        },
      );
    }
    if (!application) {
      showSet(permission);
      return false;
    } else {
      return await permission.request().isGranted;
    }
  }

  //显示设置页面
  static Future<void> showSet(Permission permission) async {
    if (Get.context == null) {
      return;
    }
    showDialog(
      context: Get.context!,
      builder: (BuildContext context) {
        return AlertDialog(
          title: Text('${titles[permission] ?? ''}权限被拒绝'),
          content: Text('${contents[permission] ?? ''}，请手动在系统设置中开启${titles[permission]}权限以继续使用应用。'),
          actions: <Widget>[
            TextButton(
              child: Text('去设置'),
              onPressed: () {
                Get.back(); // 关闭对话框
                openAppSettings(); // 打开系统设置页面
              },
            ),
          ],
        );
      },
    );
  }
}