Alipay
The 2C2P PGW SDK allows merchants to accept payments from e-wallets such as Alipay.
Alipay is the most widely used third-party online payment service provider in Mainland China.
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": ["DPAY"]
}
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";
NSString *paymentToken = @"roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL";
let paymentToken: String = "roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL"
3. Prepare E-Wallet Payment Request
To prepare an e-wallet payment request, refer to the sample code below.
Payment Request Parameters
Refer to: Payment Request API Parameters
Payment Channel Matrix
Refer to the payment channel codes for the Alipay e-wallet below.
| Category Code | Group Code | Channel | Name | Country |
|---|---|---|---|---|
| DPAY | EWALLET | ALIPAY | Alipay | Global |
PaymentCode paymentCode = new PaymentCode("ALIPAY");
PaymentRequest paymentRequest = new DigitalPaymentBuilder(paymentCode)
.setName("DavidBilly")
.setEmail("[email protected]")
.build();
PaymentCode *paymentCode = [[PaymentCode alloc] initWithChannelCode: @"ALIPAY"];
PaymentRequest *paymentRequest = [[[[[[DigitalPaymentBuilder alloc] initWithPaymentCode: paymentCode]
name: @"DavidBilly"]
email: @"[email protected]"]
build];
let paymentCode: PaymentCode = PaymentCode(channelCode: "ALIPAY")
let paymentRequest: PaymentRequest = DigitalPaymentBuilder(paymentCode: paymentCode)
.name("DavidBilly")
.email("[email protected]")
.build()
4. Prepare Transaction Request
To prepare a transaction request, refer to the parameters and sample code below.
Transaction Request API Parameters
Refer to: Do Payment Request API Parameters
TransactionResultRequest transactionResultRequest = new TransactionResultRequestBuilder(paymentToken)
.with(paymentRequest)
.build();
TransactionResultRequest *transactionResultRequest = [[[[TransactionResultRequestBuilder alloc] initWithPaymentToken: paymentToken]
withPaymentRequest: paymentRequest]
build];
let transactionResultRequest: TransactionResultRequest = TransactionResultRequestBuilder(paymentToken: paymentToken)
.with(paymentRequest)
.build()
5. Receive Transaction Request Response
To receive a transaction request response, refer to the parameters below.
Transaction 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>() {
@Override
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.TransactionExternalApplication)) {
String appDeepLink = response.getData(); //Open app
} else {
//Get error response and display error.
}
}
@Override
public void onFailure(Throwable error) {
//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.TransactionExternalApplication]) {
NSString *appDeepLink = response.data; //Open app
} 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 {
guard let redirectUrl: String = response.data else { return } //Open WebView
} else if response.responseCode == APIResponseCode.TransactionExternalApplication {
guard let appDeepLink: String = response.data else { return } //Open app
} else {
//Get error response and display error.
}
}) { (error: NSError) in
//Get error response and display error.
}
Callback for PGW Payment Authentication
Refer to: Handle PGW Payment Authentication
6. Initiate Payment Inquiry
To retrieve payment details and status, merchants must initiate the Payment Inquiry API. Refer to the sample code below.
Payment Inquiry API
Refer to: Payment Inquiry API
Full Sample Code
The following sample code demonstrates requests and parameters for each step of the process.
//Step 1: Generate payment token id.
String paymentToken = "roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL";
//Step 2: Construct e-wallet request.
PaymentCode paymentCode = new PaymentCode("ALIPAY");
PaymentRequest paymentRequest = new DigitalPaymentBuilder(paymentCode)
.setName("DavidBilly")
.setEmail("[email protected]")
.setAccountNo("0070000001")
.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>() {
@Override
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.TransactionExternalApplication)) {
String appDeepLink = response.getData(); //Open app
} else {
//Get error response and display error.
}
}
@Override
public void onFailure(Throwable error) {
//Get error response and display error.
}
});
//Step 1: Generate payment token id.
NSString *paymentToken = @"roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL";
//Step 2: Construct e-wallet request.
PaymentCode *paymentCode = [[PaymentCode alloc] initWithChannelCode: @"ALIPAY"];
PaymentRequest *paymentRequest = [[[[[[DigitalPaymentBuilder alloc] initWithPaymentCode: paymentCode]
name: @"DavidBilly"]
email: @"[email protected]"]
accountNo: @"0070000001"]
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.TransactionExternalApplication]) {
NSString *appDeepLink = response.data; //Open app
} else {
//Get error response and display error.
}
} failure: ^(NSError * _Nonnull error) {
//Get error response and display error.
}];
//Step 1: Generate payment token id.
let paymentToken: String = "roZG9I1hk/GYjNt+BYPYbxQtKElbZDs9M5cXuEbE+Z0QTr/yUcl1oG7t0AGoOJlBhzeyBtf5mQi1UqGbjC66E85S4m63CfV/awwNbbLbkxsvfgzn0KSv7JzH3gcs/OIL"
//Step 2: Construct e-wallet request.
let paymentCode: PaymentCode = PaymentCode(channelCode: "ALIPAY")
let paymentRequest: PaymentRequest = DigitalPaymentBuilder(paymentCode: paymentCode)
.name("DavidBilly")
.email("[email protected]")
.accountNo("0070000001")
.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 {
guard let redirectUrl: String = response.data else { return } //Open WebView
} else if response.responseCode == APIResponseCode.TransactionExternalApplication {
guard let appDeepLink: String = response.data else { return } //Open app
} else {
//Get error response and display error.
}
}) { (error: NSError) in
//Get error response and display error.
}
Updated over 2 years ago