Unicode C++ GMail: List all GMail Labels

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Lists all labels in the user's mailbox.

Documentation: https://developers.google.com/gmail/api/v1/reference/users/labels/list

CURL Command

curl -X GET https://www.googleapis.com/gmail/v1/users/me/labels \
    --header "Authorization: Bearer GMAIL_TOKEN"

Unicode C++ Example

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

void ChilkatSample(void)
    {
    CkRestW rest;
    bool success;

    //  URL: https://www.googleapis.com/gmail/v1/users/me/labels
    bool bTls = true;
    int port = 443;
    bool bAutoReconnect = true;
    success = rest.Connect(L"www.googleapis.com",port,bTls,bAutoReconnect);
    if (success != true) {
        wprintf(L"ConnectFailReason: %d\n",rest.get_ConnectFailReason());
        wprintf(L"%s\n",rest.lastErrorText());
        return;
    }

    rest.AddHeader(L"Authorization",L"Bearer GMAIL_TOKEN");

    CkStringBuilderW sbResponseBody;
    success = rest.FullRequestNoBodySb(L"GET",L"/gmail/v1/users/me/labels",sbResponseBody);
    if (success != true) {
        wprintf(L"%s\n",rest.lastErrorText());
        return;
    }

    int respStatusCode = rest.get_ResponseStatusCode();
    if (respStatusCode >= 400) {
        wprintf(L"Response Status Code = %d\n",respStatusCode);
        wprintf(L"Response Header:\n");
        wprintf(L"%s\n",rest.responseHeader());
        wprintf(L"Response Body:\n");
        wprintf(L"%s\n",sbResponseBody.getAsString());
        return;
    }

    CkJsonObjectW jsonResponse;
    jsonResponse.LoadSb(sbResponseBody);

    //  See the Online Tool for Generating JSON Parse Code
    int i;
    int count_i;

    i = 0;
    count_i = jsonResponse.SizeOfArray(L"labels");
    while (i < count_i) {
        jsonResponse.put_I(i);
        const wchar_t *id = jsonResponse.stringOf(L"labels[i].id");
        const wchar_t *name = jsonResponse.stringOf(L"labels[i].name");
        const wchar_t *messageListVisibility = jsonResponse.stringOf(L"labels[i].messageListVisibility");
        const wchar_t *labelListVisibility = jsonResponse.stringOf(L"labels[i].labelListVisibility");
        const wchar_t *type = jsonResponse.stringOf(L"labels[i].type");
        i = i + 1;
    }
    }

Sample JSON Response Body

{
  "labels": [
    {
      "id": "Label_5",
      "name": "QA",
      "messageListVisibility": "show",
      "labelListVisibility": "labelShow",
      "type": "user"
    },
    {
      "id": "Label_21",
      "name": "[Gmail]/testFolder",
      "type": "user"
    },
    {
      "id": "CATEGORY_PERSONAL",
      "name": "CATEGORY_PERSONAL",
      "type": "system"
    },
    {
      "id": "Label_8",
      "name": "old",
      "type": "user"
    },
    {
      "id": "CATEGORY_SOCIAL",
      "name": "CATEGORY_SOCIAL",
      "type": "system"
    },
    {
      "id": "Label_7",
      "name": "labél with space",
      "type": "user"
    },
    {
      "id": "Label_41",
      "name": "QA/qa_fetchSingleAsMime",
      "type": "user"
    },
    {
      "id": "Label_4",
      "name": "[Imap]/Trash",
      "messageListVisibility": "hide",
      "labelListVisibility": "labelShow",
      "type": "user"
    },
    {
      "id": "Label_1",
      "name": "\"test\"",
      "messageListVisibility": "hide",
      "labelListVisibility": "labelShow",
      "type": "user"
    },
    {
      "id": "Label_6",
      "name": "QA/Entwürfe",
      "messageListVisibility": "hide",
      "labelListVisibility": "labelShow",
      "type": "user"
    },
    {
      "id": "CATEGORY_FORUMS",
      "name": "CATEGORY_FORUMS",
      "type": "system"
    },
    {
      "id": "Label_42",
      "name": "[Gmail]/フルタイムの共有ソリューションはjapan",
      "type": "user"
    },
    {
      "id": "Label_3",
      "name": "[Gmail]/ö",
      "messageListVisibility": "hide",
      "labelListVisibility": "labelShow",
      "type": "user"
    },
    {
      "id": "IMPORTANT",
      "name": "IMPORTANT",
      "messageListVisibility": "hide",
      "labelListVisibility": "labelShow",
      "type": "system"
    },
    {
      "id": "Label_2",
      "name": "[Gmail]/X&Y",
      "type": "user"
    },
    {
      "id": "CATEGORY_UPDATES",
      "name": "CATEGORY_UPDATES",
      "type": "system"
    },
    {
      "id": "CHAT",
      "name": "CHAT",
      "messageListVisibility": "hide",
      "labelListVisibility": "labelShow",
      "type": "system"
    },
    {
      "id": "SENT",
      "name": "SENT",
      "messageListVisibility": "hide",
      "labelListVisibility": "labelShow",
      "type": "system"
    },
    {
      "id": "INBOX",
      "name": "INBOX",
      "messageListVisibility": "hide",
      "labelListVisibility": "labelShow",
      "type": "system"
    },
    {
      "id": "TRASH",
      "name": "TRASH",
      "messageListVisibility": "hide",
      "labelListVisibility": "labelHide",
      "type": "system"
    },
    {
      "id": "CATEGORY_PROMOTIONS",
      "name": "CATEGORY_PROMOTIONS",
      "type": "system"
    },
    {
      "id": "DRAFT",
      "name": "DRAFT",
      "messageListVisibility": "hide",
      "labelListVisibility": "labelShow",
      "type": "system"
    },
    {
      "id": "SPAM",
      "name": "SPAM",
      "messageListVisibility": "hide",
      "labelListVisibility": "labelHide",
      "type": "system"
    },
    {
      "id": "STARRED",
      "name": "STARRED",
      "messageListVisibility": "hide",
      "labelListVisibility": "labelShow",
      "type": "system"
    },
    {
      "id": "UNREAD",
      "name": "UNREAD",
      "type": "system"
    }
  ]
}