skouter/helpers.js

// Strips non-digits from an input box event and returns it's rounded integer.
// It also preserves current valid entry (.)
export function strip(e) {
	let valid = e.target.value.match(/\d+\.?\d?\d?/)?.[0] ?? ""
	e.target.value = valid
	return Number(valid || 0)
}

export function stripLetters(e) {
	let value = (e.target.value.replace(/[^\w\s]/g, '').slice(0, 20) || '')
	e.target.value = value
	return value
}

export function stripInt(e) {
	let value = parseInt(e.target.value.replace(/\D/g, '') || 0)
	e.target.value = value
	return value
}

export function stripPerc(e) {
	let num = strip(e)

	if (num > 100) {
		num = 100
		e.target.value = num
	}

	if (num < 0) {
		num = 0
		e.target.value = num
	}

	return num
}

// Print number of cents as a nice string of dollars
export function format(num) {
    return (num/100).toLocaleString(2)
}