import 'package:flutter/cupertino.dart';
import 'package:flutter/services.dart';
import 'package:get/get.dart';
import 'package:permission_handler/permission_handler.dart';

import '../app_settings/app_settings.dart';

/// @ClassName ${NAME}
/// 作者: szj
/// 时间: ${DATE} ${TIME}
/// CSDN:https://blog.csdn.net/weixin_44819566
/// 公众号:码上变有钱

typedef BlockScuessStatus = void Function();
class PermissionUtil  {
  PermissionUtil(this._context);

  final List<String> _list = [
    '为了更好地应用体验,请确定权限'.tr,
    '您第一次拒绝权限,请确定权限'.tr,
    '您第二次拒绝权限,请去应用设置开启权限'.tr
  ];

  final BuildContext _context ;
  Future<void> checkPermission({PermissionStatus? status, BlockScuessStatus? blockScuessStatus}) async {
    //申请权限     permission_handler: ^5.0.1+1

    //位置权限
    Permission permission = Permission.location;

    status ??= await permission.status;
    // AppLog.log('statusstatusstatus:$status');
    if (status.isDenied) {
      //第一次申请
      showPermissionDialog(_list[0], '同意'.tr, permission);
    } else if (status.isDenied) {
      //第一次申请拒绝
      showPermissionDialog(_list[1], '重试'.tr, permission);
    } else if (status.isPermanentlyDenied) {
      //第二次申请
      showPermissionDialog(_list[2], '去应用市场'.tr, permission,isUndetermined: true);
    } else if (status.isGranted) {
      // 通过
      blockScuessStatus!();
    } else {
      //通过

    }
  }

  ///是否去设置中心
  bool isGoAppSetteng = false;

  ///msg 提示文案
  ///rightMsg  右侧按钮显示文案
  ///要申请的权限
  /// isUndetermined 可选参数,传入的是当前是否去设置中心
  void showPermissionDialog(
      String msg, String rightMsg, Permission permission,{bool isUndetermined = false}) {
    //使用苹果的dialog
    showCupertinoDialog(
        builder: (BuildContext context) {
          return CupertinoAlertDialog(
            title: Text('温馨提示'.tr),
            content: Container(
              child: Text(msg),
            ),
            actions: [
              //左边按钮
              CupertinoDialogAction(
                child: Text('关闭应用'.tr),
                onPressed: closeAPP,
              ),
              //右边
              CupertinoDialogAction(
                child: Text(rightMsg),
                onPressed: () {

                  //关闭弹框
                  Navigator.pop(context);
                  if(isUndetermined){
                    isGoAppSetteng = true;
                    //去设置中心
                    openAppSettings();
                  }else{
                    //申请权限
                    isGoAppSetteng = false;
                    requestPermission(context,permission);
                  }


                },
              ),
            ],
          );
        },
        context: _context);
  }

  void requestPermission(BuildContext context,Permission permission) async {

    //请求权限
    PermissionStatus status = await permission.request();

    //校验
    checkPermission(status: status);

  }
//关闭应用
  void closeAPP() {
    SystemChannels.platform.invokeMethod('SystemNavigator.pop');
  }


}