(Unicode C++) Create GMail Draft

Demonstrates how to create a new GMail draft email.

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#include <CkEmailW.h>
#include <CkStringBuilderW.h>
#include <CkJsonObjectW.h>
#include <CkHttpW.h>
#include <CkHttpResponseW.h>

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

    bool success;

    // Use the Chilkat Email API to create or load an email.
    CkEmailW email;
    email.put_Subject(L"This is a test GMail email created using Chilkat.");
    email.put_Charset(L"utf-8");
    email.AddPlainTextAlternativeBody(L"This is a test");
    email.AddHtmlAlternativeBody(L"<html><body><p>This is a <b>test</b></body></html>");

    // We'll need to get the full MIME of the email encoded to a base64url string.
    CkStringBuilderW sbMime;
    email.GetMimeSb(sbMime);
    sbMime.Encode(L"base64url",L"utf-8");

    // The body of the HTTP request will be JSON..
    CkJsonObjectW json;
    json.UpdateSb(L"message.raw",sbMime);

    // Upload the email to GMail as a draft.
    CkHttpW http;
    http.put_AuthToken(L"GMAIL-ACCESS-TOKEN");

    const wchar_t *url = L"https://www.googleapis.com/gmail/v1/users/me/drafts";
    CkHttpResponseW *resp = http.PostJson3(url,L"application/json",json);
    if (http.get_LastMethodSuccess() != true) {
        wprintf(L"%s\n",http.lastErrorText());
        return;
    }

    // A status code of 200 indicates success.
    wprintf(L"Response status code: %d\n",resp->get_StatusCode());
    wprintf(L"Response body:\n");
    wprintf(L"%s\n",resp->bodyStr());
    delete resp;

    // The response body contains JSON.
    // Use the online tool at Generate JSON Parsing Code
    // to generate JSON parsing code.

    // A sample successful JSON response:

    // {
    //  "id": "r-2607584557788895307",
    //  "message": {
    //   "id": "166f09932c662e93",
    //   "threadId": "166f09932c662e93",
    //   "labelIds": [
    //    "DRAFT"
    //   ]
    //  }
    // }
    }