(C) REST POST JSON using Gzip Content Encoding

Demonstrates how to send a JSON POST using the gzip Content-Encoding.

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#include <C_CkJsonObject.h>
#include <C_CkRest.h>
#include <C_CkStringBuilder.h>

void ChilkatSample(void)
    {
    HCkJsonObject json;
    HCkRest rest;
    BOOL success;
    HCkStringBuilder sbReq;
    HCkStringBuilder sbResp;
    HCkJsonObject jsonResp;

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

    // Use the online tool at https://tools.chilkat.io/Default.cshtml
    // to generate the JSON code that creates this JSON:

    // {
    //     "lists": [
    //         {
    //             "id": "1511199999"
    //         }
    //     ],
    //     "confirmed": false,
    //     "email_addresses": [
    //         {
    //             "email_address": "support@chilkatsoft.com"
    //         }
    //     ],
    //     "first_name": "Matt",
    //     "last_name": "Smith"
    // }
    // 

    json = CkJsonObject_Create();
    CkJsonObject_UpdateString(json,"lists[0].id","1511199999");
    CkJsonObject_UpdateBool(json,"confirmed",FALSE);
    CkJsonObject_UpdateString(json,"email_addresses[0].email_address","support@chilkatsoft.com");
    CkJsonObject_UpdateString(json,"first_name","Matt");
    CkJsonObject_UpdateString(json,"last_name","Smith");

    rest = CkRest_Create();

    success = CkRest_Connect(rest,"api.constantcontact.com",443,TRUE,TRUE);
    if (success != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkJsonObject_Dispose(json);
        CkRest_Dispose(rest);
        return;
    }

    CkRest_AddHeader(rest,"Content-Type","application/json");
    CkRest_AddHeader(rest,"Authorization","Bearer xxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxx");

    // Tell the server you'll accept only an application/json response.
    CkRest_AddHeader(rest,"Accept","application/json");

    // Indicate that we'll be sending the request body gzipped.
    CkRest_AddHeader(rest,"Content-Encoding","gzip");

    sbReq = CkStringBuilder_Create();
    CkJsonObject_EmitSb(json,sbReq);

    // Send the POST.
    sbResp = CkStringBuilder_Create();
    success = CkRest_FullRequestSb(rest,"POST","/v2/contacts?action_by=ACTION_BY_VISITOR&api_key=xxxxxxx",sbReq,sbResp);
    if (success != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkJsonObject_Dispose(json);
        CkRest_Dispose(rest);
        CkStringBuilder_Dispose(sbReq);
        CkStringBuilder_Dispose(sbResp);
        return;
    }

    printf("Response body:\n");
    printf("%s\n",CkStringBuilder_getAsString(sbResp));

    if (CkRest_getResponseStatusCode(rest) != 200) {
        printf("Received error response code: %d\n",CkRest_getResponseStatusCode(rest));
        CkJsonObject_Dispose(json);
        CkRest_Dispose(rest);
        CkStringBuilder_Dispose(sbReq);
        CkStringBuilder_Dispose(sbResp);
        return;
    }

    jsonResp = CkJsonObject_Create();
    CkJsonObject_LoadSb(jsonResp,sbResp);

    // Use the online tool at https://tools.chilkat.io/jsonParse.cshtml
    // to generate the JSON code that parses the JSON response..


    CkJsonObject_Dispose(json);
    CkRest_Dispose(rest);
    CkStringBuilder_Dispose(sbReq);
    CkStringBuilder_Dispose(sbResp);
    CkJsonObject_Dispose(jsonResp);

    }