(Node.js) List all Labels in the User's Mailbox

List all Labels in the GMail User's Mailbox

Install Chilkat for Node.js and Electron using npm at Chilkat npm packages for Node.js Chilkat npm packages for Electron on Windows, Linux, MacOS

var os = require('os');
if (os.platform() == 'win32') {  
  var chilkat = require('@chilkat/ck-node23-win64'); 
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node23-linux-arm');
    } else if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node23-linux-arm64');
    } else {
        var chilkat = require('@chilkat/ck-node23-linux-x64');
    }
} else if (os.platform() == 'darwin') {
  var chilkat = require('@chilkat/ck-node23-mac-universal');
}

function chilkatExample() {

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

    var success;

    var http = new chilkat.Http();
    http.AuthToken = "GMAIL-ACCESS-TOKEN";

    var userId = "me";
    http.SetUrlVar("userId",userId);

    var url = "https://www.googleapis.com/gmail/v1/users/{$userId}/labels";

    http.SessionLogFilename = "c:/temp/qa_output/sessionLog.txt";

    // Get the list of GMail labels as JSON.
    var sb = new chilkat.StringBuilder();
    success = http.QuickGetSb(url,sb);
    if (success !== true) {
        console.log(http.LastErrorText);
        return;
    }

    var json = new chilkat.JsonObject();
    json.LoadSb(sb);
    json.EmitCompact = false;
    console.log(json.Emit());

    if (http.LastStatus !== 200) {
        console.log("Failed.");
        return;
    }


}

chilkatExample();