(Unicode C++) PayPal - Get Capture Details

Shows details for a captured payment, by capture ID.

Note: This example requires Chilkat v9.5.0.65 or greater.

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#include <CkJsonObjectW.h>
#include <CkStringBuilderW.h>
#include <CkRestW.h>

void ChilkatSample(void)
    {
    // Note: Requires Chilkat v9.5.0.65 or greater.

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

    // Load our previously obtained access token. (see PayPal OAuth2 Access Token)
    CkJsonObjectW jsonToken;
    jsonToken.LoadFile(L"qa_data/tokens/paypal.json");

    // Build the Authorization request header field value.
    CkStringBuilderW sbAuth;
    // token_type should be "Bearer"
    sbAuth.Append(jsonToken.stringOf(L"token_type"));
    sbAuth.Append(L" ");
    sbAuth.Append(jsonToken.stringOf(L"access_token"));

    // Make the initial connection.
    // A single REST object, once connected, can be used for many PayPal REST API calls.
    // The auto-reconnect indicates that if the already-established HTTPS connection is closed,
    // then it will be automatically re-established as needed.
    CkRestW rest;
    bool bAutoReconnect = true;
    bool success = rest.Connect(L"api.sandbox.paypal.com",443,true,bAutoReconnect);
    if (success != true) {
        wprintf(L"%s\n",rest.lastErrorText());
        return;
    }

    // ----------------------------------------------------------------------------------------------
    // The code above this comment could be placed inside a function/subroutine within the application
    // because the connection does not need to be made for every request.  Once the connection is made
    // the app may send many requests..
    // ----------------------------------------------------------------------------------------------

    // Clear the REST object of any headers or query params from previous requests.
    rest.ClearAllHeaders();
    rest.ClearAllQueryParams();

    // This is the OAuth2 Authorization header, not to be confused with a PayPal credit card authorization...
    rest.AddHeader(L"Authorization",sbAuth.getAsString());

    // The capture ID is added to the path.
    // To list your captures: Find Captures. 
    CkStringBuilderW sbPath;
    sbPath.Append(L"/v1/payments/capture/capture_id");
    int numReplaced = sbPath.Replace(L"capture_id",L"1LY5310469661362J");

    // Send the GET request and get the JSON response.
    CkStringBuilderW sbJsonResponse;
    success = rest.FullRequestNoBodySb(L"GET",sbPath.getAsString(),sbJsonResponse);
    if (success != true) {
        wprintf(L"%s\n",rest.lastErrorText());
        return;
    }

    CkJsonObjectW json;
    json.put_EmitCompact(false);
    json.LoadSb(sbJsonResponse);

    wprintf(L"Response Status Code = %d\n",rest.get_ResponseStatusCode());

    // Did we get a 200 success response?
    if (rest.get_ResponseStatusCode() != 200) {
        wprintf(L"%s\n",json.emit());
        wprintf(L"Failed.\n");
        return;
    }

    // Sample JSON response is shown below.
    wprintf(L"%s\n",json.emit());
    wprintf(L"----------------------\n");

    wprintf(L"success\n");

    // ------------------------------------------------
    // A sample JSON response:

    // 	{ 
    // 	  "id": "1LY5310469661362J",
    // 	  "create_time": "2016-11-24T00:40:50Z",
    // 	  "update_time": "2016-11-24T00:40:54Z",
    // 	  "amount": { 
    // 	    "total": "4.54",
    // 	    "currency": "USD"
    // 	  },
    // 	  "state": "completed",
    // 	  "parent_payment": "PAY-2CY489250W145633HLA3DK3Y",
    // 	  "transaction_fee": { 
    // 	    "value": "0.43",
    // 	    "currency": "USD"
    // 	  },
    // 	  "links": [
    // 	    { 
    // 	      "href": "https://api.sandbox.paypal.com/v1/payments/capture/1LY5310469661362J",
    // 	      "rel": "self",
    // 	      "method": "GET"
    // 	    },
    // 	    { 
    // 	      "href": "https://api.sandbox.paypal.com/v1/payments/capture/1LY5310469661362J/refund",
    // 	      "rel": "refund",
    // 	      "method": "POST"
    // 	    },
    // 	    { 
    // 	      "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-2CY489250W145633HLA3DK3Y",
    // 	      "rel": "parent_payment",
    // 	      "method": "GET"
    // 	    }
    // 	  ]
    // 	
    }