// @ts-nocheck

import * as acorn from '../acorn';
import { Parser } from '../index.js';
import { Script } from '../../interfaces.js';
import { Node, Program } from 'estree';

const script_closing_tag = '</script>';

function get_context(parser: Parser, attributes: any[], start: number): string {
	const context = attributes.find(attribute => attribute.name === 'context');
	if (!context) return 'default';

	if (context.value.length !== 1 || context.value[0].type !== 'Text') {
		parser.error({
			code: 'invalid-script',
			message: 'context attribute must be static'
		}, start);
	}

	const value = context.value[0].data;

	if (value !== 'module') {
		parser.error({
			code: 'invalid-script',
			message: 'If the context attribute is supplied, its value must be "module"'
		}, context.start);
	}

	return value;
}

export default function read_script(parser: Parser, start: number, attributes: Node[]): Script {
	const script_start = parser.index;
	const script_end = parser.template.indexOf(script_closing_tag, script_start);

	if (script_end === -1) {
		parser.error({
			code: 'unclosed-script',
			message: '<script> must have a closing tag'
		});
	}

	const source = parser.template.slice(0, script_start).replace(/[^\n]/g, ' ') +
		parser.template.slice(script_start, script_end);
	parser.index = script_end + script_closing_tag.length;

	return {
		type: 'Script',
		start,
		end: parser.index,
		context: get_context(parser, attributes, start),
		content: source
	};
}