var state = State.Default

    func request() {
        let provider = MoyaProvider<API>()
        provider.request(.accountLogin(userType: 1,function: "LOGIN" ,login: username, password: password)) { result in
            self.state = State.Logging
            switch result {
            case let .success(moyaResponse):
                do {
                    let userr = try moyaResponse.mapJSON()
                    print("userr: ",userr)

                    let user = try moyaResponse.map(to: UserData.self)

                    if user.success == "1"{
                        if user.is_active == "0"{
                            self.state = State.AccountNotActive(msg: user.message)
                        }
                        self.state = State.Logged
                    }
                    else{
                        self.state = State.WrongPassword(msg: user.message)
                    }

                } catch (let error){
                    self.state = State.Error(msg: error as! String)
                }
            case .failure(_):
                self.state = State.Error(msg: "Failure")
            }
        }
    }