//TODO: https://www.npmjs.com/package/html-element
import { prop_process } from './src/dom-common.js';
const { setDeleteAttr }= prop_process;
/** @param {HTMLElement} obj */
prop_process.setDeleteAttr= function(obj, prop, value){
	if("value"===prop) return obj.setAttribute(prop, value);
	if("checked"!==prop) return setDeleteAttr(obj, prop, value);
	if(value) return obj.setAttribute(prop, "");
	obj.removeAttribute(prop);
};
const keys= [ "HTMLElement", "SVGElement", "DocumentFragment", "MutationObserver", "document" ];
let dom_last;

export function register(dom, keys_aditional= []){
	if(dom_last!==dom){
		keys.push(...keys_aditional);
		const w= dom.window;
		keys.forEach(key=> globalThis[key]= w[key]);
		globalThis.window= w;
		w.console= globalThis.console;
	}
	if(typeof document.createDocumentFragment().append()==="undefined")
		[ HTMLElement, SVGElement, DocumentFragment ].forEach(c=> {
			const { append }= c.prototype;
			c.prototype.append= function(...els){ append.apply(this, els); return this; };
		});
	dom_last= dom;

	return import("./index.js");
}
export function unregister(){
	if(!dom_last)
		return false;
	
	keys.forEach(key=> Reflect.deleteProperty(globalThis, key));
	Reflect.deleteProperty(globalThis, "window");
	dom_last= undefined;
	return true;
}