playcanvas for nodejs to prevent ReferenceError: window is not defined

playcanvas_for_nodejs.js

global.window = {
    navigator: {
        userAgent: "node"
    },
    removeEventListener() {}
};

var fakeCanvas = {
    id: "fakecanvas",
    getBoundingClientRect: function() {
        return {    
            bottom: 969,
            height: 969,
            left: 0,
            right: 980,
            top: 0,
            width: 980,
            x: 0,
            y: 0
        }
    },
    getContext() {
        return {
            getSupportedExtensions: function() {
                return ["OES_vertex_array_object"];
            },
            getContextAttributes: function() {
                return {
                    "alpha": true,
                    "antialias": true,
                    "depth": true,
                    "failIfMajorPerformanceCaveat": false,
                    "powerPreference": "default",
                    "premultipliedAlpha": true,
                    "preserveDrawingBuffer": false,
                    "stencil": true,
                    "desynchronized": false,
                    "xrCompatible": true
                }
            },
            getParameter: function() {
                return 0;
            },
            disable: function() {},
            enable: function() {},
            blendFunc: function() {},
            blendEquation: function() {},
            colorMask: function() {},
            cullFace: function() {},
            depthFunc: function() {},
            depthMask: function() {},
            stencilFunc: function() {},
            stencilOp: function() {},
            stencilMask: function() {},
            clearDepth: function() {},
            clearColor: function() {},
            clearStencil: function() {},
            hint: function() {},
            pixelStorei: function() {},
        }
    },
    addEventListener() {

    },
    removeEventListener() {},
}

global.navigator = {

}

global.document = {
    getElementById: function() {
        return fakeCanvas;
    },
    createElement: function() {
        console.log("createElement", arguments);
        return fakeCanvas;
    },
    addEventListener: function() {

    },
    removeEventListener: function() {}
}

function Element() {
    console.log("Element()");
}

Element.prototype.getPointerLock = function() {
    console.log("requestPointerLock()")
}

global.Element = Element;