import 'package:flutter/cupertino.dart';
import 'package:get/get.dart';
import 'package:permission_handler/permission_handler.dart';
import 'package:star_lock/app_settings/app_settings.dart';
import 'package:star_lock/tools/storage.dart';

import '../../tools/bugly/bugly_tool.dart';

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

  static Map<Permission, String> contents = <Permission, String>{
    Permission.camera: '需要访问相机权限才能拍照上传文件例如头像上传'.tr,
    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'.tr,
    Permission.storage: '需要访问读写权限才能使用本地图片上传头像'.tr,
    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'.tr,
    Permission.bluetooth: '需要访问蓝牙权限才能使用添加钥匙功能的位置信息'.tr,
    Permission.bluetoothScan: '需要访问蓝牙权限才能使用添加钥匙功能的位置信息'.tr,
    Permission.bluetoothConnect: '需要访问蓝牙权限才能使用添加钥匙功能的位置信息'.tr,
  };

  static Future<bool> requestBluetooth() async {
    if (Get.context == null) {
      return false;
    }
    bool application = true;
    final List<Permission> permissions = <Permission>[
      Permission.bluetooth,
      Permission.bluetoothScan,
      Permission.bluetoothConnect,
    ];
    Future<bool> getPermissionStatus(List<Permission> permissions) async {
      bool isGranted = true;
      final List<PermissionStatus> permissionStatus = <PermissionStatus>[];
      for (final Permission per in permissions) {
        permissionStatus.add(await per.status);
      }
      for (final PermissionStatus per in permissionStatus) {
        isGranted = isGranted && per.isGranted;
      }
      if (GetPlatform.isIOS) {
        isGranted = permissionStatus[0].isGranted;
      }
      return isGranted;
    }

    const Permission permission = Permission.bluetoothScan;
    final dynamic cache = await Storage.getString(titles[permission]!);
    final bool isGranted = await getPermissionStatus(permissions);
    if (GetPlatform.isAndroid && !isGranted && cache is! String) {
      application = await showCupertinoDialog(
        context: Get.context!,
        builder: (BuildContext context) {
          return PopScope(
              canPop: false,
              child: CupertinoAlertDialog(
                title: Text('${'申请'.tr}${titles[permission] ?? ''}${'权限'.tr}'),
                content: Text(contents[permission] ?? ''),
                actions: <Widget>[
                  CupertinoDialogAction(
                    child: Text('不允许'.tr),
                    onPressed: () {
                      BuglyTool.uploadExceptionWithEvent(eventStr: '${'申请'.tr}${titles[permission] ?? ''}${'权限'.tr}', detail: "不允许'${'申请'.tr}${titles[permission] ?? ''}${'权限'.tr} titles:$titles'");
                      Get.back(result: false);
                    },
                  ),
                  CupertinoDialogAction(
                    child: Text('允许'.tr),
                    onPressed: () {
                      BuglyTool.uploadExceptionWithEvent(eventStr: '${'申请'.tr}${titles[permission] ?? ''}${'权限'.tr}', detail: "不允许'${'申请'.tr}${titles[permission] ?? ''}${'权限'.tr} titles:$titles'");
                      Get.back(result: true);
                    },
                  ),
                ],
              ));
        },
      );

      if (application) {
        await Storage.setString(titles[permission]!, titles[permission]);
      }
    } else if (cache is! String) {
      await Storage.setString(titles[permission]!, titles[permission]);
    } else {
      final bool isGranted = await getPermissionStatus(permissions);
      if (!isGranted) {
        showSet(permission);
        return false;
      }
    }
    if (application) {
      await permissions.request();
      final bool isGranted = await getPermissionStatus(permissions);
      return isGranted;
    }
    return false;
  }

  //相册
  static Future<bool> requestPhotos() async {
    if (Get.context == null) {
      return false;
    }
    final bool isAndroid33 =
        AppPlatform.isAndroid && AppPlatform.getSdkIntValue() >= 33;

    //通用的局部函数
    List<Permission> requestPermission() {
      List<Permission> permissions;
      if (isAndroid33) {
        permissions = <Permission>[
          Permission.mediaLibrary,
          Permission.photos,
          Permission.videos,
        ];
      } else {
        permissions = <Permission>[
          Permission.storage,
        ];
      }
      return permissions;
    }

    Future<bool> permissionStatus(List<Permission> permissions) async {
      bool isGranted = true;
      for (final Permission permission in permissions) {
        isGranted =
            isGranted && (await permission.status) == PermissionStatus.granted;
      }
      if (isAndroid33) {
        // android 33以上需要申请媒体库权限
        isGranted =
            (await Permission.mediaLibrary.status) == PermissionStatus.granted;
      }
      return isGranted;
    }

    bool application = true;
    const Permission permission = Permission.photos;
    final List<Permission> permissions = requestPermission();
    final dynamic cache = await Storage.getString(titles[permission]??'');
    final bool isGranted = await permissionStatus(permissions);
    if (AppPlatform.isAndroid && !isGranted && cache is! String) {
      application = await showCupertinoDialog(
        context: Get.context!,
        builder: (BuildContext context) {
          return PopScope(
              canPop: false,
              child: CupertinoAlertDialog(
                title: Text('${'申请'.tr}${titles[permission] ?? ''}${'权限'.tr}'),
                content: Text(contents[permission] ?? ''),
                actions: <Widget>[
                  CupertinoDialogAction(
                    child: Text('不允许'.tr),
                    onPressed: () {
                      Get.back(result: false);
                    },
                  ),
                  CupertinoDialogAction(
                    child: Text('允许'.tr),
                    onPressed: () {
                      Get.back(result: true);
                    },
                  ),
                ],
              ));
        },
      );
      if (application) {
        await Storage.setString(titles[permission]!, titles[permission]);
      }
    } else if (cache is String) {
      final bool isDenied = !(await permissionStatus(permissions));
      if (isDenied) {
        showSet(permission);
        return false;
      }
    }
    if (application) {
      final Map<Permission, PermissionStatus> statuses = await permissions.request();
      final bool isGranted = await permissionStatus(statuses.keys.toList());
      return isGranted;
    }
    return false;
  }

  //读写
  static Future<bool> requestStorage() async {
    if (Get.context == null) {
      return false;
    }
    final bool isAndroid33 =
        AppPlatform.isAndroid && AppPlatform.getSdkIntValue() >= 33;

    //通用的局部函数
    List<Permission> requestPermission() {
      List<Permission> permissions;
      if (isAndroid33) {
        permissions = <Permission>[
          Permission.mediaLibrary,
          Permission.photos,
          // Permission.audio,
          Permission.videos,
          Permission.manageExternalStorage,
        ];
      } else {
        permissions = <Permission>[
          Permission.storage,
        ];
      }
      return permissions;
    }

    Future<bool> permissionStatus(List<Permission> permissions) async {
      bool isGranted = true;
      for (final Permission permission in permissions) {
        isGranted =
            isGranted && (await permission.status) == PermissionStatus.granted;
      }
      if (isAndroid33) {
        // android 33以上需要申请媒体库权限
        isGranted = (await Permission.mediaLibrary.status) ==
                PermissionStatus.granted ||
            (await Permission.manageExternalStorage.status) ==
                PermissionStatus.granted;
      }
      return isGranted;
    }

    bool application = true;
    const Permission permission = Permission.storage;
    final List<Permission> permissions = requestPermission();
    final dynamic cache = await Storage.getString(titles[permission]??'');
    final bool isGranted = await permissionStatus(permissions);
    if (AppPlatform.isAndroid && !isGranted && cache is! String) {
      application = await showCupertinoDialog(
        context: Get.context!,
        builder: (BuildContext context) {
          return PopScope(
              canPop: false,
              child: CupertinoAlertDialog(
                title: Text('${'申请'.tr}${titles[permission] ?? ''}${'权限'.tr}'),
                content: Text('需要访问读写权限才能使用手动升级固件'.tr),
                actions: <Widget>[
                  CupertinoDialogAction(
                    child: Text('不允许'.tr),
                    onPressed: () {
                      Get.back(result: false);
                    },
                  ),
                  CupertinoDialogAction(
                    child: Text('允许'.tr),
                    onPressed: () {
                      Get.back(result: true);
                    },
                  ),
                ],
              ));
        },
      );
      if (application) {
        await Storage.setString(titles[permission]??'', titles[permission]);
      }
    } else if (cache is String) {
      final bool isDenied = !(await permissionStatus(permissions));
      if (isDenied) {
        showSet(permission);
        return false;
      }
    }
    if (application) {
      final Map<Permission, PermissionStatus> statuses = await permissions.request();
      final bool isGranted = await permissionStatus(statuses.keys.toList());
      return isGranted;
    }
    return false;
  }

  //显示权限判断申请框
  static Future<bool> request(Permission permission, [String? content]) async {
    AppLog.log('context:$content');
    if (Get.context == null) {
      return false;
    }
    bool application = true;
    final PermissionStatus status = await permission.status;
    final dynamic cache = await Storage.getString(titles[permission]??'');
    if (AppPlatform.isAndroid && !status.isGranted && cache is! String) {
      application = await showCupertinoDialog(
        context: Get.context!,
        builder: (BuildContext context) {
          return PopScope(
              canPop: false,
              child: CupertinoAlertDialog(
                title: Text('${'申请'.tr}${titles[permission] ?? ''}${'权限'.tr}'),
                content: Text(content ?? contents[permission] ?? ''),
                actions: <Widget>[
                  CupertinoDialogAction(
                    child: Text('不允许'.tr),
                    onPressed: () {
                      BuglyTool.uploadExceptionWithEvent(eventStr: '${'申请'.tr}${titles[permission] ?? ''}${'权限'.tr}', detail: "不允许'${'申请'.tr}${titles[permission] ?? ''}${'权限'.tr} titles:$titles'");
                      Get.back(result: false);
                    },
                  ),
                  CupertinoDialogAction(
                    child: Text('允许'.tr),
                    onPressed: () {
                      BuglyTool.uploadExceptionWithEvent(eventStr: '${'申请'.tr}${titles[permission] ?? ''}${'权限'.tr}', detail: "允许'${'申请'.tr}${titles[permission] ?? ''}${'权限'.tr} titles:$titles'");
                      Get.back(result: true);
                    },
                  ),
                ],
              ));
        },
      );
      if (application) {
        await Storage.setString(titles[permission]??'', titles[permission]);
      }
    } else if (cache is String) {
      if (status.isDenied) {
        showSet(permission);
        return false;
      }
    }
    if (application) {
      final PermissionStatus status = await permission.request();
      return status.isGranted;
    }
    return false;
  }

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