@IBAction func signUpPressed(_ sender: Any) {
        
        if nameTextField.text == "" {
            self.showToast(message: "Please enter your name")
            return
        } else if emailTextField.text == "" {
            self.showToast(message: "Please enter your email")
            return
        } else if passwordTextField.text == "" {
            self.showToast(message: "Please enter password")
            return
        }
        
        let parameters: [String: Any] = [
            "name" : nameTextField.text ?? "",
            "email" : emailTextField.text ?? "",
            "password" : passwordTextField.text ?? "",
            "fcmToken" : "asfnasdbhj",
            "osType" : "iPhone"
        ]
        AppDelegate.signUpUrl = "https://vital-server.herokuapp.com/signup"
        SVProgressHUD.show()
        AF.request(AppDelegate.signUpUrl , method: .post, parameters: parameters, encoding: JSONEncoding.default)
            .responseDecodable(of: RegistrationAPI.self) { (response) in
                print("resp : ", response)
                switch response.result {
                case .success(let response):
                    print("Success :: ", response.message)
                    if response.message == "Password is invalid" {
                        self.showToast(message: "Please enter a valid password")
                    } else if response.message == "Account already registered with this email" {
                        self.showToast(message: response.message)
                    } else {
                        print("Get token and continue")
                        UserDefaults.standard.set(response.token, forKey: "token")
                    }
                             
                    break
              case .failure(let error):
                    // Handle error
                    print("Failure : ", error)
                }
                
                SVProgressHUD.dismiss()
            }
    }

class RegistrationAPI: Codable {
    var message: String = ""
    var token: String = ""
    
    private enum CodingKeys: String, CodingKey {
        case token
        case message
    }
    
    required init(from decoder: Decoder) throws {
        let container = try decoder.container(keyedBy: CodingKeys.self)
        if let token = try container.decodeIfPresent(String.self, forKey: .token) {
            self.token = token
        }
        if let message = try container.decodeIfPresent(String.self, forKey: .message) {
            self.message = message
        }
    }
}