function widget(){

  return new Proxy({

    backend: null,
    player:  document.querySelector("#player"),
    src:     document.location.search.substr(1),
    ext:     {},

    init(opts){ 
      for( var i in opts) this[i] = opts[i]
    },

    play(){
      // set URL
      player.setAttribute("gltf-model", `url(${widget.src})` )

      document.querySelector("#btn_play").style.display = 'none'

      let script = document.createElement("script")
      script.src = "https://aframe.io/releases/1.7.0/aframe.min.js"
      document.head.appendChild(script)

      script = document.createElement("script")
      script.src = "backend.xrforge.js"
      document.head.appendChild(script)
    }

  },
    {
      get(me,k){ return me[k] },

      set(me,k,v){ 
        me[k] = v
        return true 
      }

    })
}

export {widget}