import { TextureLoader, MeshStandardMaterial, MeshBasicMaterial, PlaneGeometry, Mesh } from "three";
import { assignParams } from "@/lib/MeshUtils";

class ImageObject {
    constructor(obj, context) {
        var t = new TextureLoader().setPath(context.path).load(obj.value);
        //t.encoding = sRGBEncoding;
        var mp = {
            map: t,
            alphaTest: 0.5
        };
        if (obj.nm) {
            mp.normalMap = new TextureLoader().setPath(context.path).load(obj.nm);
        }
        if (obj.em) {
            mp.emissiveMap = new TextureLoader().setPath(context.path).load(obj.em);
        }
        if (obj.am) {
            mp.alphaMap = new TextureLoader().setPath(context.path).load(obj.am);
        }
        obj.material && Object.assign(mp, obj.material);
        let geo = new PlaneGeometry(context.wallSize * (obj.w || 1), context.wallSize * (obj.h || 1));
        if (obj.uv) {
            var uvAttribute = geo.attributes.uv;
            for (var i = 0; i < uvAttribute.count; i++) {
                uvAttribute.setXY(i, obj.uv[2 * i], obj.uv[2 * i + 1]);
            }
        }
        this.object = new Mesh(geo, mp.metalness ? new MeshStandardMaterial(mp) : new MeshBasicMaterial(mp));
        assignParams(this.object, obj);
    }
}

export {ImageObject}