const SPACE_VALUES = ["B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB"];

export default class FormattingUtility {
	public static NumberHumanReadable(num: number) {
		return num.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ',');
	}

	// HSNOTE: Assumes bytes!
	public static NumberAsFileSize(num: number) {
		if (num < 1024) {
			return `${num.toFixed(2)} ${SPACE_VALUES[0]}`;
		}

		// Converts space values to lower values e.g MB, GB, TB etc depending on the size of the number
		let i = 1;
		// Loop through until value is at it's lowest
		while (num >= 1024) {
			num = num / 1024;
			if (num >= 1024) i++;
		}

		return `${num.toFixed(2)} ${SPACE_VALUES[i]}`;
	}
}