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

# load config
. $HOME/.config/speedwm-de/status/config
BINDIR="$(dirname $(command -v status))/"

ARG1="$1"

CLICK() {
		# values
		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 $7}')B")"
		ICON="$ITEM1_ICON"
		BUTTON="$(cat /tmp/speedwm-button)"
		
		case "$TERMINAL" in
		"") TERMINAL=st
		esac
		
		case "$BUTTON" in
		"3") $TERMINAL -e htop ;;
		esac
		
		# no spacing if there's no icon
		if [ "$ICON" != "" ]; then
				ICONSPACING=" " # one character spacing
		fi
		
		# send the notification
		SEND_NOTIF() {
				FULL_RAM="$(printf "${ICON}${ICONSPACING}Used: $RAM_USED\nFree: $RAM_LEFT\nTotal: $RAM_TOTAL\n")"
				notify-send "$FULL_RAM"
		
				echo "Notification sent successfully!"
				echo "INFO: $FULL_RAM"
		
				exit 0
		}
		
		command -v notify-send > /dev/null && SEND_NOTIF
		echo "FATAL: libnotify not installed, can't send notification."
		
		exit 1
}

# information itself
PRINT() {
  if [ "$ENABLE_ITEM1" = "true" ]; then
		# Used RAM
		if [ -e "${BINDIR}free" ]; then
				USEDRAM="$(echo "$(free -h --giga | awk '/^Mem/ {print $3}')B")"
		fi
		
		# Total RAM
		if [ -e "${BINDIR}free" ]; then
				TOTALRAM="$(echo "$(free -h --giga | awk '/^Mem/ {print $2}')B")"
		fi
		
		if [ -e "${BINDIR}free" ]; then
				echo "$SEPARATOR $ITEM1_ICON $ITEM1_FORMAT" | sed "s|@u|$USEDRAM|; s|@t|$TOTALRAM|"
		fi
  fi

}

# argument 1
case "$ARG1" in
"") CLICK ;;
"--print") PRINT > /tmp/module_ram ;;
"--click") CLICK ;;
esac