#!/bin/sh
# ram module for status/stellar

# load config
module_config
[ -e "$HOME/.config/speedwm/statusrc" ] && . $HOME/.config/speedwm/statusrc
[ "$ENABLE_ITEM1" = "true" ] || exit
[ -e "/tmp/module_ram_hidden" ] && exit
command -v free > /dev/null || exit

# get status
GETSTAT() {
	RAM_USED="$(echo "$(free -h --giga | awk '/^Mem/ {print $3}')B")"
	RAM_TOTAL="$(echo "$(free -h --giga | awk '/^Mem/ {print $2}')B")"
	RAM_LEFT="$(echo "$(free -h --giga | awk '/^Mem/ {print $7}')B")"
}

GETSTAT

CLICK() {
	# values
	ICON="$ITEM1_ICON"
	[ -e "/tmp/speedwm-button" ] && BUTTON="$(cat /tmp/speedwm-button)"
    [ -z "$TERMINAL" ] && TERMINAL=st
    [ -n "$ICON" ] && ICONSPACING=" " # one character spacing

    # check value of button
	case "$BUTTON" in
	"2") command -v notify-send > /dev/null && notify-send "$(ps axch -o cmd:12,%mem --sort=%mem | tail -n 10)" ; exit ;;
	"3") $TERMINAL -e htop ; exit ;;
	esac

	# send the notification
	SEND_NOTIF() {
			FULL_RAM="$(printf "${ICON}${ICONSPACING}Used: $RAM_USED\nFree: $RAM_LEFT\nTotal: $RAM_TOTAL\n")"
			notify-send "$FULL_RAM"

            # some information
			echo "Notification sent successfully!"
			echo "INFO: $FULL_RAM"

			return
	}

	command -v notify-send > /dev/null && SEND_NOTIF || echo "FATAL: libnotify not installed, can't send notification."

	return
}

# information itself
PRINT() {
    echo "$ITEM1_SEPARATOR $ITEM1_ICON $ITEM1_FORMAT" | sed "s|@u|$RAM_USED|; s|@t|$RAM_TOTAL|; s|@l|$RAM_LEFT|"
}

# argument 1
case "$1" in
"") CLICK ;;
"--print-file") PRINT > /tmp/module_ram ;;
"--print") PRINT ;;
"--click") CLICK ;;
esac