// @ts-nocheck
import { WhiteSpace, Comment, Ident, LeftParenthesis } from 'css-tree/tokenizer';

import { lookahead_is_range } from './lookahead_is_range.js';

export const name = 'MediaQuery';
export const structure = {
	children: [['Identifier', 'QueryFeature', 'QueryFeatureRange', 'WhiteSpace']]
};

export function parse() {
	const children = this.createList();
	let child = null;

	this.skipSC();

	scan: while (!this.eof) {
		switch (this.tokenType) {
			case Comment:
			case WhiteSpace:
				this.next();
				continue;

			case Ident:
				child = this.Identifier();
				break;

			case LeftParenthesis:
				// Lookahead to determine if range feature.
				child = lookahead_is_range.call(this) ? this.QueryFeatureRange() : this.QueryFeature();
				break;

			default:
				break scan;
		}

		children.push(child);
	}

	if (child === null) {
		this.error('Identifier or parenthesis is expected');
	}

	return {
		type: 'MediaQuery',
		loc: this.getLocationFromList(children),
		children
	};
}

export function generate(node) {
	this.children(node);
}