(Unicode C) Create a New GMail Label

Demonstrates how to create a new GMail label.

Chilkat C/C++ Library Downloads
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#include <C_CkHttpW.h>
#include <C_CkJsonObjectW.h>
#include <C_CkHttpResponseW.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkHttpW http;
    const wchar_t *userId;
    HCkJsonObjectW json;
    const wchar_t *url;
    HCkHttpResponseW resp;

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

    http = CkHttpW_Create();
    CkHttpW_putAuthToken(http,L"GMAIL-ACCESS-TOKEN");

    userId = L"me";
    CkHttpW_SetUrlVar(http,L"userId",userId);

    // Create the JSON to be sent in the HTTP request body.
    // The name of the new label is "questions".
    json = CkJsonObjectW_Create();
    CkJsonObjectW_UpdateString(json,L"name",L"questions");
    CkJsonObjectW_UpdateString(json,L"labelListVisibility",L"labelShow");
    CkJsonObjectW_UpdateString(json,L"messageListVisibility",L"show");

    CkJsonObjectW_putEmitCompact(json,FALSE);
    wprintf(L"%s\n",CkJsonObjectW_emit(json));

    // The JSON contains this:
    // {
    //   "name": "questions",
    //   "labelListVisibility": "labelShow",
    //   "messageListVisibility": "show"
    // }

    url = L"https://www.googleapis.com/gmail/v1/users/{$userId}/labels";
    resp = CkHttpW_PostJson3(http,url,L"application/json",json);
    if (CkHttpW_getLastMethodSuccess(http) != TRUE) {
        wprintf(L"%s\n",CkHttpW_lastErrorText(http));
        CkHttpW_Dispose(http);
        CkJsonObjectW_Dispose(json);
        return;
    }

    wprintf(L"status = %d\n",CkHttpResponseW_getStatusCode(resp));

    // A 200 response status indicate success.
    if (CkHttpResponseW_getStatusCode(resp) != 200) {
        wprintf(L"%s\n",CkHttpResponseW_bodyStr(resp));
        wprintf(L"Failed.\n");
        CkHttpResponseW_Dispose(resp);
        CkHttpW_Dispose(http);
        CkJsonObjectW_Dispose(json);
        return;
    }

    // A successful repsonse contains JSON that looks like this:

    // {
    //  "id": "Label_43",
    //  "name": "questions",
    //  "messageListVisibility": "show",
    //  "labelListVisibility": "labelShow"
    // }

    wprintf(L"response body:\n");
    wprintf(L"%s\n",CkHttpResponseW_bodyStr(resp));

    CkHttpResponseW_Dispose(resp);

    wprintf(L"GMail label created!\n");


    CkHttpW_Dispose(http);
    CkJsonObjectW_Dispose(json);

    }