Do Payment
The Do Payment API allows merchant applications to relay information about a customer's selected payment method to 2C2P's PGW for processing.
API Method
References
1. Generate Payment Token
To prepare a payment token request, refer to the required parameters below.
Payment Token API
Refer to: Payment Token API
{
"merchantID": "JT04",
"invoiceNo": "1595219400",
"description": "2 days 1 night hotel room",
"amount": 10.0,
"currencyCode": "THB",
"nonceStr": "a8092512-b144-41b0-8284-568bb5e9264c",
"paymentChannel": ["ALL"]
}
2. Receive Payment Token Response
To receive a payment token response, refer to the sample payment token response below. The response will contain the payment token ID which must be passed to the merchant application.
String paymentToken = "roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL";
val paymentToken = "roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL"
NSString *paymentToken = @"roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL";
let paymentToken: String = "roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL"
String paymentToken = 'roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL';
let paymentToken = 'roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL';
3. Prepare Payment Request
To prepare a payment request, refer to the parameters below.
Request API Parameters
Refer to: Do Payment Request API Parameters
PaymentCode paymentCode = new PaymentCode(PaymentChannelCode.Group.CreditCard);
PaymentRequest paymentRequest = new UniversalPaymentBuilder(paymentCode)
.setCardNo("4111111111111111")
.setExpiryMonth(12)
.setExpiryYear(2026)
.setSecurityCode("123")
.build();
val paymentCode = PaymentCode(PaymentChannelCode.Group.CreditCard)
val paymentRequest = UniversalPaymentBuilder(paymentCode).apply {
cardNo("4111111111111111")
expiryMonth(12)
expiryYear(2026)
securityCode("123")
}.build()
PaymentCode *paymentCode = [[PaymentCode alloc] initWithChannelCode: PaymentChannelCodeGroup.CreditCard];
PaymentRequest *paymentRequest = [[[[[[[UniversalPaymentBuilder alloc] initWithPaymentCode: paymentCode]
cardNo: @"4111111111111111"]
expiryMonth: 12]
expiryYear: 2026]
securityCode: @"123"]
build];
let paymentCode: PaymentCode = PaymentCode(channelCode: PaymentChannelCode.Group.CreditCard)
let paymentRequest: PaymentRequest = UniversalPaymentBuilder(paymentCode: paymentCode)
.cardNo("4111111111111111")
.expiryMonth(12)
.expiryYear(2026)
.securityCode("123")
.build()
Map<String, dynamic> paymentCode = {
'channelCode': 'CC'
};
Map<String, dynamic> paymentRequest = {
'cardNo': '4111111111111111',
'expiryMonth': 12,
'expiryYear': 2026,
'securityCode': '123'
};
let paymentCode = {
'channelCode': 'CC'
};
let paymentRequest = {
'cardNo': '4111111111111111',
'expiryMonth': 12,
'expiryYear': 2026,
'securityCode': '123'
};
4. Prepare Transaction Request
To prepare a transaction request, refer to the parameters below.
TransactionResultRequest transactionResultRequest = new TransactionResultRequestBuilder(paymentToken)
.with(paymentRequest)
.build();
val transactionResultRequest = TransactionResultRequestBuilder(paymentToken).apply {
with(paymentRequest)
}.build()
TransactionResultRequest * transactionResultRequest = [[[[TransactionResultRequestBuilder alloc] initWithPaymentToken: paymentToken]
withPaymentRequest: paymentRequest]
build];
let transactionResultRequest: TransactionResultRequest = TransactionResultRequestBuilder(paymentToken: paymentToken)
.with(paymentRequest)
.build()
Map<String, dynamic> transactionResultRequest = {
'paymentToken': paymentToken,
'payment': {
'code': {
paymentCode
},
'data': {
paymentRequest
}
}
};
let transactionResultRequest = {
'paymentToken': paymentToken,
'payment': {
'code': {
paymentCode
},
'data': {
paymentRequest
}
}
};
5. Execute Payment Request
To execute a payment request and receive the API response, refer to the parameters below.
Response API Parameters
Refer to: Do Payment Response API Parameters
References
Response Code
To view payment process flows based on response code, refer to: Payment Flow Response Codes
PGWSDK.getInstance().proceedTransaction(transactionResultRequest, new APIResponseCallback<TransactionResultResponse>() {
public void onResponse(TransactionResultResponse response) {
if (response.getResponseCode().equals(APIResponseCode.TransactionAuthenticateRedirect) || response.getResponseCode().equals(APIResponseCode.TransactionAuthenticateFullRedirect)) {
String redirectUrl = response.getData(); //Open WebView
} else if (response.getResponseCode().equals(APIResponseCode.TransactionCompleted)) {
//Inquiry payment result by using invoice no.
} else {
//Get error response and display error.
}
}
public void onFailure(Throwable error) {
//Get error response and display error.
}
});
PGWSDK.getInstance().proceedTransaction(transactionResultRequest, object : APIResponseCallback<TransactionResultResponse> {
override fun onResponse(response: TransactionResultResponse) {
if (response.responseCode == APIResponseCode.TransactionAuthenticateRedirect || response.responseCode == APIResponseCode.TransactionAuthenticateFullRedirect) {
val redirectUrl = response.data //Open WebView
} else if (response.responseCode == APIResponseCode.TransactionCompleted) {
//Inquiry payment result by using invoice no.
} else {
//Get error response and display error.
}
}
override fun onFailure(error: Throwable) {
//Get error response and display error.
}
})
[[PGWSDK shared] proceedTransactionWithTransactionResultRequest: transactionResultRequest response: ^(TransactionResultResponse * _Nonnull response) {
if([response.responseCode isEqualToString: APIResponseCode.TransactionAuthenticateRedirect] || [response.responseCode isEqualToString: APIResponseCode.TransactionAuthenticateFullRedirect]) {
NSString *redirectUrl = response.data; //Open WebView
} else if([response.responseCode isEqualToString: APIResponseCode.TransactionCompleted]) {
//Inquiry payment result by using invoice no.
} else {
//Get error response and display error.
}
} failure: ^(NSError * _Nonnull error) {
//Get error response and display error.
}];
PGWSDK.shared.proceedTransaction(transactionResultRequest: transactionResultRequest, { (response: TransactionResultResponse) in
if response.responseCode == APIResponseCode.TransactionAuthenticateRedirect || response.responseCode == APIResponseCode.TransactionAuthenticateFullRedirect {
let redirectUrl: String = response.data //Open WebView
} else if response.responseCode == APIResponseCode.TransactionCompleted {
//Inquiry payment result by using invoice no.
} else {
//Get error response and display error.
}
}) { (error: NSError) in
//Get error response and display error.
}
PGWSDK().proceedTransaction(transactionResultRequest, (response) {
if (response['responseCode'] == APIResponseCode.transactionAuthenticateRedirect || response['responseCode'] == APIResponseCode.transactionAuthenticateFullRedirect) {
String redirectUrl = response['data']; //Open WebView
} else if (response['responseCode'] == APIResponseCode.transactionCompleted) {
//Inquiry payment result by using invoice no.
} else {
//Get error response and display error.
}
}, (error) {
//Get error response and display error.
});
await RTNPGW.proceedTransaction(JSON.stringify(transactionResultRequest)).then((response: string) => {
let transactionResultResponse = JSON.parse(response);
if (transactionResultResponse?.responseCode == APIResponseCode.transactionAuthenticateRedirect || transactionResultResponse?.responseCode == APIResponseCode.transactionAuthenticateFullRedirect) {
let redirectUrl: string = transactionResultResponse?.data;
} else if (transactionResultResponse?.responseCode == APIResponseCode.transactionCompleted) {
//Inquiry payment result by using invoice no.
} else {
//Get error response and display error.
}
}).catch ((error: Error) => {
//Get error response and display error
});
Callback for PGW Payment Authentication
Refer to: Handle PGW Payment Authentication
Callback for PGW Deep Link
Refer to: Handle PGW Deep Link
6. Initiate Transaction Status Inquiry
To retrieve transaction details and status, merchants must initiate the Transaction Status Inquiry API. Refer to the sample code below.
Transaction Status Inquiry API
Refer to: Transaction Status Inquiry API
Full Sample Code
The following sample code demonstrates requests and parameters for each step of the process.
//Step 1: Generate payment token.
String paymentToken = "roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL";
//Step 2: Construct payment request.
PaymentCode paymentCode = new PaymentCode(PaymentChannelCode.Group.CreditCard);
PaymentRequest paymentRequest = new UniversalPaymentBuilder(paymentCode)
.setCardNo("4111111111111111")
.setExpiryMonth(12)
.setExpiryYear(2026)
.setSecurityCode("123")
.build();
//Step 3: Construct transaction request.
TransactionResultRequest transactionResultRequest = new TransactionResultRequestBuilder(paymentToken)
.with(paymentRequest)
.build();
//Step 4: Execute payment request.
PGWSDK.getInstance().proceedTransaction(transactionResultRequest, new APIResponseCallback<TransactionResultResponse>() {
public void onResponse(TransactionResultResponse response) {
if (response.getResponseCode().equals(APIResponseCode.TransactionAuthenticateRedirect) || response.getResponseCode().equals(APIResponseCode.TransactionAuthenticateFullRedirect)) {
String redirectUrl = response.getData(); //Open WebView
} else if (response.getResponseCode().equals(APIResponseCode.TransactionCompleted)) {
//Inquiry payment result by using invoice no.
} else {
//Get error response and display error.
}
}
public void onFailure(Throwable error) {
//Get error response and display error.
}
});
//Step 1: Generate payment token.
val paymentToken = "roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL"
//Step 2: Construct payment request.
val paymentCode = PaymentCode(PaymentChannelCode.Group.CreditCard)
val paymentRequest = UniversalPaymentBuilder(paymentCode).apply {
cardNo("4111111111111111")
expiryMonth(12)
expiryYear(2026)
securityCode("123")
}.build()
//Step 3: Construct transaction request.
val transactionResultRequest = TransactionResultRequestBuilder(paymentToken).apply {
with(paymentRequest)
}.build()
//Step 4: Execute payment request.
PGWSDK.getInstance().proceedTransaction(transactionResultRequest, object : APIResponseCallback<TransactionResultResponse> {
override fun onResponse(response: TransactionResultResponse) {
if (response.responseCode == APIResponseCode.TransactionAuthenticateRedirect || response.responseCode == APIResponseCode.TransactionAuthenticateFullRedirect) {
val redirectUrl = response.data //Open WebView
} else if (response.responseCode == APIResponseCode.TransactionCompleted) {
//Inquiry payment result by using invoice no.
} else {
//Get error response and display error.
}
}
override fun onFailure(error: Throwable) {
//Get error response and display error.
}
})
//Step 1: Generate payment token.
NSString *paymentToken = @"roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL";
//Step 2: Construct payment request.
PaymentCode *paymentCode = [[PaymentCode alloc] initWithChannelCode: PaymentChannelCodeGroup.CreditCard];
PaymentRequest *paymentRequest = [[[[[[[UniversalPaymentBuilder alloc] initWithPaymentCode: paymentCode]
cardNo: @"4111111111111111"]
expiryMonth: 12]
expiryYear: 2026]
securityCode: @"123"]
build];
//Step 3: Construct transaction request.
TransactionResultRequest * transactionResultRequest = [[[[TransactionResultRequestBuilder alloc] initWithPaymentToken: paymentToken]
withPaymentRequest: paymentRequest]
build];
//Step 4: Execute payment request.
[[PGWSDK shared] proceedTransactionWithTransactionResultRequest: transactionResultRequest response: ^(TransactionResultResponse * _Nonnull response) {
if([response.responseCode isEqualToString: APIResponseCode.TransactionAuthenticateRedirect] || [response.responseCode isEqualToString: APIResponseCode.TransactionAuthenticateFullRedirect]) {
NSString *redirectUrl = response.data; //Open WebView
} else if([response.responseCode isEqualToString: APIResponseCode.TransactionCompleted]) {
//Inquiry payment result by using invoice no.
} else {
//Get error response and display error.
}
} failure: ^(NSError * _Nonnull error) {
//Get error response and display error.
}];
//Step 1: Generate payment token.
let paymentToken: String = "roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL"
//Step 2: Construct credit card request.
let paymentCode: PaymentCode = PaymentCode(channelCode: PaymentChannelCode.Group.CreditCard)
let paymentRequest: PaymentRequest = UniversalPaymentBuilder(paymentCode: paymentCode)
.cardNo("4111111111111111")
.expiryMonth(12)
.expiryYear(2026)
.securityCode("123")
.build()
//Step 3: Construct transaction request.
let transactionResultRequest: TransactionResultRequest = TransactionResultRequestBuilder(paymentToken: paymentToken)
.with(paymentRequest)
.build()
//Step 4: Execute payment request.
PGWSDK.shared.proceedTransaction(transactionResultRequest: transactionResultRequest, { (response: TransactionResultResponse) in
if response.responseCode == APIResponseCode.TransactionAuthenticateRedirect || response.responseCode == APIResponseCode.TransactionAuthenticateFullRedirect {
let redirectUrl: String = response.data //Open WebView
} else if response.responseCode == APIResponseCode.TransactionCompleted {
//Inquiry payment result by using invoice no.
} else {
//Get error response and display error.
}
}) { (error: NSError) in
//Get error response and display error.
}
//Step 1: Generate payment token.
String paymentToken = 'roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL';
//Step 2: Construct credit card request.
Map<String, dynamic> paymentCode = {
'channelCode': 'CC'
};
Map<String, dynamic> paymentRequest = {
'cardNo': '4111111111111111',
'expiryMonth': 12,
'expiryYear': 2026,
'securityCode': '123'
};
//Step 3: Construct transaction request
Map<String, dynamic> transactionResultRequest = {
'paymentToken': paymentToken,
'payment': {
'code': {
paymentCode
},
'data': {
paymentRequest
}
}
};
//Step 4: Execute payment request.
PGWSDK().proceedTransaction(transactionResultRequest, (response) {
if (response['responseCode'] == APIResponseCode.transactionAuthenticateRedirect || response['responseCode'] == APIResponseCode.transactionAuthenticateFullRedirect) {
String redirectUrl = response['data']; //Open WebView
} else if (response['responseCode'] == APIResponseCode.transactionCompleted) {
//Inquiry payment result by using invoice no.
} else {
//Get error response and display error.
}
}, (error) {
//Get error response and display error.
});
//Step 1: Generate payment token.
let paymentToken = 'roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL';
//Step 2: Construct credit card request.
let paymentCode = {
'channelCode': 'CC'
};
let paymentRequest = {
'cardNo': '4111111111111111',
'expiryMonth': 12,
'expiryYear': 2026,
'securityCode': '123'
};
//Step 3: Construct transaction request
let transactionResultRequest = {
'paymentToken': paymentToken,
'payment': {
'code': {
paymentCode
},
'data': {
paymentRequest
}
}
};
await RTNPGW.proceedTransaction(JSON.stringify(transactionResultRequest)).then((response: string) => {
let transactionResultResponse = JSON.parse(response);
if (transactionResultResponse?.responseCode == APIResponseCode.transactionAuthenticateRedirect || transactionResultResponse?.responseCode == APIResponseCode.transactionAuthenticateFullRedirect) {
let redirectUrl: string = transactionResultResponse?.data;
} else if (transactionResultResponse?.responseCode == APIResponseCode.transactionCompleted) {
//Inquiry payment result by using invoice no.
} else {
//Get error response and display error.
}
}).catch ((error: Error) => {
//Get error response and display error
});
Updated about 1 month ago