(Objective-C) Adyen Verify Payment Result

Once a payment has completed, this verifies the result from your server with a /payments/result request.

For more information, see https://docs.adyen.com/checkout/web-sdk/#step-3-verify-payment-result

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#import <CkoHttp.h>
#import <CkoJsonObject.h>
#import <CkoHttpResponse.h>
#import <CkoStringBuilder.h>
#import <NSString.h>

CkoHttp *http = [[CkoHttp alloc] init];
BOOL success;

// Use this online tool to generate the code from sample JSON:
// Generate Code to Create JSON

// The following JSON is sent in the request body.

// {
//   "payload": "2he28Ddhwj242he28Ddhwj..."
// }
CkoJsonObject *json = [[CkoJsonObject alloc] init];
[json UpdateString: @"payload" value: @"2he28Ddhwj242he28Ddhwj..."];

[http SetRequestHeader: @"X-API-Key" value: @"Your_API_key"];

CkoHttpResponse *resp = [http PostJson3: @"https://checkout-test.adyen.com/v41/payments/result" contentType: @"application/json" json: json];
if (http.LastMethodSuccess == NO) {
    NSLog(@"%@",http.LastErrorText);
    return;
}

CkoStringBuilder *sbResponseBody = [[CkoStringBuilder alloc] init];
[resp GetBodySb: sbResponseBody];

CkoJsonObject *jResp = [[CkoJsonObject alloc] init];
[jResp LoadSb: sbResponseBody];
jResp.EmitCompact = NO;

int respStatusCode = [resp.StatusCode intValue];
NSLog(@"%@%d",@"Status Code = ",respStatusCode);
NSLog(@"%@",@"Response Body:");
NSLog(@"%@",[jResp Emit]);

if (respStatusCode >= 400) {
    NSLog(@"%@",@"Response Header:");
    NSLog(@"%@",resp.Header);
    NSLog(@"%@",@"Failed.");

    return;
}

// Sample JSON response:

// {
//   "pspReference": "851559480052382F",
//   "resultCode": "Authorised",
//   "merchantReference": "123",
//   "paymentMethod": "ideal",
//   "shopperLocale": "nl_NL"
// }

// Sample code for parsing the JSON response...
// Use the following online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON

NSString *pspReference = 0;
NSString *resultCode = 0;
NSString *merchantReference = 0;
NSString *paymentMethod = 0;
NSString *shopperLocale = 0;

pspReference = [jResp StringOf: @"pspReference"];
resultCode = [jResp StringOf: @"resultCode"];
merchantReference = [jResp StringOf: @"merchantReference"];
paymentMethod = [jResp StringOf: @"paymentMethod"];
shopperLocale = [jResp StringOf: @"shopperLocale"];