mom get the camera

Array.prototype.contains = function(needle)
{
    var result = false;
    this.forEach(function (val)
    {
        if (val == needle) result = true;
    });
    return result;
}

function request(url)
{
    var xhr = new XMLHttpRequest();
    xhr.open("GET", url, false);
    xhr.send();
    return xhr.response;
}

function setBodyContents(contents)
{
    document.body.innerHTML = contents;
}

function warn(message)
{
    if (debugMode) console.warn(`Warning: ${message}`);
}

function getView(name)
{
    return request(`/views/${name}.html`);
}

function loadScript(script, async)
{
    var element = document.createElement("script");
    var url = `/js/${script}.js`;
    if (async)
    {
        element.src = url;
    }
    else
    {
        element.innerText = request(url);
    }
    document.head.appendChild(element);
}

function loadController(name)
{
    loadScript(`controllers/${name}`);
}

function initView(name, view)
{
    viewEntries["Entry_" + name](view);
}

function loadView(viewName)
{
    var views = ["index"];
    if (views.contains(viewName))
    {
        var view = getView(viewName);
        loadController(viewName);
        initView(viewName, view);
    }
    else
    {
        warn(`no such view ${viewName}`);
    }
}

function processTemplate(template, data)
{
    return Handlebars.compile(template)(data);
}

onload = function ()
{
    debugMode = true;
    viewEntries = [];
    loadView("index");
}