import type {Font} from './google-fonts';

export const unquote = (str: string) =>
	str.replace(/^['"]/g, '').replace(/['"]$/g, '');

// Firefox does not support numbers in fontFamily
export const replaceDigitsWithWords = (str: string): string => {
	const numWords = [
		'Zero',
		'One',
		'Two',
		'Three',
		'Four',
		'Five',
		'Six',
		'Seven',
		'Eight',
		'Nine',
	];
	return str.replace(/\d/g, (digit) => numWords[parseInt(digit)]);
};

export const quote = (str: string) => `'${str}'`;

export const removeWhitespace = (str: string) => str.replace(/\s/g, '');

export const getCssLink = (font: Font) => {
	let url = 'https://fonts.googleapis.com/css2?family=';
	url += font.family.replace(/ /g, '+');
	url += ':ital,wght@';

	let tupleList: string[] = [];
	for (const variant of font.variants) {
		const weight = variant.match(/^(regular|italic)$/)
			? '400'
			: variant.replace(/italic/g, '');
		tupleList.push(`${Number(variant.endsWith('italic'))},${weight}`);
	}

	url += tupleList.sort().join(';');

	return url;
};