/**
 * Parsed string adapted with TZ (locales) and format for the specified lang.
 * @param tz Lang
 * @param locale Locales
 * @param date Date
 * @returns String
 */
export const showDate = (
	tz: string,
	locale: Map<string, unknown>,
	date: Date
) => {
	return date.toLocaleString(tz).replace(' ', ` ${locale.get('u_time_at')} `);
};

enum TimeSecond {
	Year = 31536000,
	Week = 604800,
	Day = 86400,
	Hour = 3600,
	Minute = 60,
	Second = 1
}

/**
 * Take a cooldown, for example 2min and transform it to seconds, here: 120s
 * @param time time in human format
 * @returns time in seconds
 */
export const strToSeconds = (time: string) => {
	const regex = new RegExp(`(?<${TimeSecond[TimeSecond.Year]}>[0-9]+(?=[y|a]))|(?<${TimeSecond[TimeSecond.Week]}>[0-9]+(?=[w]))|(?<${TimeSecond[TimeSecond.Day]}>[0-9]+(?=[d|j]))|(?<${TimeSecond[TimeSecond.Hour]}>[0-9]+(?=[h]))|(?<${TimeSecond[TimeSecond.Minute]}>[0-9]+(?=[m]))|(?<${TimeSecond[TimeSecond.Second]}>[0-9]+(?=[s]?))`);

	const data = Object.assign({}, regex.exec(time)?.groups);

	let res = 0;
	Object.entries(data).forEach(([key, value]) => {
		if (value) {
			res += +value * TimeSecond[key as keyof typeof TimeSecond];
		}
	});

	return res;
};

/**
 * Calculating the difference between a date and now
 * @param time Time
 * @returns Delta between the time and now
 */
export const timeDeltaToString = (time: number) => {
	const now = Date.now();
	// TODO adapt the output and not always parse the time as seconds
	return `${strToSeconds(`${(now - time) / 1000}`)} secs`;
};