hours.sh

hours.sh

#!/usr/bin/env bash

calculate_debt_hours_per_day () {
	total_debt="${1:-}"
	hours_debt="${1%:*}"
	minutes_debt="${1#*:}"
	payment_days="${2:-}"

	if test -z "$hours_debt"
	then
		echo "Usage: bash hours.sh [HOURS_TO_PAY] [PAYMENT_DAYS]"
		echo "Example: bash hours.sh 10:20 10"
		return
	fi

	seconds_debt="$(echo "($hours_debt * 3600) + ($minutes_debt * 60)" | bc)"
	seconds_per_day="$(echo "$seconds_debt / $payment_days" | bc)"

	hours_per_day="$(echo "$seconds_per_day / 3600" | bc)"
	minutes_per_day="$(echo "$seconds_per_day % 3600 / 60" | bc)"

	time_per_day="$(printf '%02d:%02d\n' "$hours_per_day" "$minutes_per_day")"

	echo -e "To pay for \033[1m$total_debt\033[0m negative hours you'll need to work an extra \033[1m$time_per_day\033[0m for \033[1m$payment_days\033[0m days."

}

calculate_debt_hours_per_day "${@:-}"