gistfile1.js

// This script endpoint: /plugin/addcar.bb	

var capitalize = function(str) {
    return str.charAt(0).toUpperCase() + str.slice(1);
}

on('install',function(installEvent){
    Box.DB.ensureCollection("cars");
    return true;
});

http().post(function(req){
    Box.log(req);
    var name = req.body.name;
    var capitalizedName = capitalize(name);
    var c = Box.Documents.save("cars", {"name" : capitalizedName});
    if (c) {
        return {status: 200};    
    } else {
        return {status: 500, content: "Error in saving car"};
    }
});