(Objective-C) HTTP POST with JSON Body

Demonstrates sending an HTTP POST with a JSON body.

For more information, see https://chilkatsoft.com/http_post_with_json_body.asp

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

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

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

// Implements the following CURL command:

// curl -v -X POST https://example.com/v2/checkout/orders \
// -H "Content-Type: application/json" \
// -H "Authorization: Bearer Access-Token" \
// -H "Request-Id: 7b92603e-77ed-4896-8e78-5dea2050476a" \
// -d '{ 
//       "reference_id": "REFID-000-1001",
//       "amount": {
//         "currency_code": "CAD",
//         "value": "10.00"
//       }
//     }'

// Use the following online tool to generate HTTP code from a CURL command
// Convert a cURL Command to HTTP Source Code

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

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

// {
//   "reference_id": "REFID-000-1001",
//   "amount": {
//     "currency_code": "CAD",
//     "value": "10.00"
//   }
// }

CkoJsonObject *json = [[CkoJsonObject alloc] init];
[json UpdateString: @"reference_id" value: @"REFID-000-1001"];
[json UpdateString: @"amount.currency_code" value: @"CAD"];
[json UpdateString: @"amount.value" value: @"10.00"];

// Adds the "Authorization: Bearer Access-Token" header.
http.AuthToken = @"Access-Token";
[http SetRequestHeader: @"Request-Id" value: @"7b92603e-77ed-4896-8e78-5dea2050476a"];
[http SetRequestHeader: @"Content-Type" value: @"application/json"];

CkoHttpResponse *resp = [http PostJson3: @"https://example.com/v2/checkout/orders" contentType: @"application/json" json: json];
if (http.LastMethodSuccess == NO) {
    NSLog(@"%@",http.LastErrorText);
    return;
}

NSLog(@"%d",[resp.StatusCode intValue]);
NSLog(@"%@",resp.BodyStr);