paystack-ios

 let cardParams = PSTCKCardParams.init()
        
        let cardNumber: String = cardNumbField.text!
        let ccvFieldString: String = ccvField.text!
        
        cardParams.number = cardNumber
        cardParams.cvc = ccvFieldString
        cardParams.expYear = 2020
        cardParams.expMonth = 9
        
        /*print(cardParams.number)
        print(cardParams.cvc)
        print(cardParams.expYear)
        print(cardParams.expMonth)*/
        
        let transactionParams = PSTCKTransactionParams.init()
        transactionParams.email = storeHelper.getUserEmail()
        
        transactionParams.amount = UInt(unitTicketPrice * dataArray.count)
        
        let item : NSMutableArray = ["WinSalvo Ticket Price"]
        do {
            try transactionParams.setCustomFieldValue("iOS SDK", displayedAs: "Paid Via");
            try transactionParams.setCustomFieldValue("WinSalvo Ticket Price", displayedAs: "To Buy");
            try transactionParams.setMetadataValue("iOS SDK", forKey: "paid_via");
            try transactionParams.setMetadataValueArray(item, forKey: "items");
        } catch {
            print(error);
        }
        
        
        //print(storeHelper.getUserEmail())
        
        PSTCKAPIClient.shared().chargeCard(cardParams, forTransaction: transactionParams, on: self,
                                           didEndWithError: { (error, reference) -> Void in
                                            //fatalError(error as! String)
                                            self.removeLoader()
                                            self.showAlertMessage(message: "From Paystack: " + error.localizedDescription)
        }, didRequestValidation: { (reference) -> Void in
            // an OTP was requested, transaction has not yet succeeded
        }, didTransactionSuccess: { (reference) -> Void in
            //self.changeLoaderMessage(message: "Processing Successful. Saving Card")
            self.competitionViewModel.verfiyPayment(competitionId: self.competitionId, data: self.dataArray as NSArray, reference: reference, completion: {(responseObject) in
                
                if (responseObject.success == true){
                    //show the
                    let controller = self.storyboard?.instantiateViewController(withIdentifier: "FinalViewController")
                    self.present(controller!, animated: false, completion: nil)
                } else if (responseObject.success == false){
                    let responseCode = responseObject.data as! Int
                    let message = responseObject.responseMsg
                    if (responseCode == 400){
                        //Check for 400 errors here
                        self.checkAndDisplayErrors(message: message!)
                    } else {
                        self.checkErrorMessage(responseObject: responseObject)
                    }
                }
            })
        })