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

# load config
module_config
[ -e "$HOME/.config/speedwm/statusrc" ] && . $HOME/.config/speedwm/statusrc
[ "$ENABLE_ITEM4" != "true" ] && exit
[ -e "/tmp/module_vol_hidden" ] && exit

command -v pactl > /dev/null && BACKEND=pactl || BACKEND=amixer
command -v awk > /dev/null || exit

# click
CLICK() {
        command -v speedwm-audioctrl > /dev/null || return

		# values
		VOL_VOLUME="$(speedwm-audioctrl -getvol)"
		VOL_ISPULSE="$(speedwm-audioctrl -getbackend)"

        GETDATA

		[ -e "/tmp/speedwm-button" ] && BUTTON="$(cat /tmp/speedwm-button)" || BUTTON="0"
        [ -z "$TERMINAL" ] && TERMINAL=st
        [ -n "$ICON" ] && ICONSPACING=" " # one character spacing

        # check value of button
		case "$BUTTON" in
		"3") $TERMINAL speedwm-audioctrl -runmixer ; exit ;;
		esac

		# send the notification
		SEND_NOTIF() {
				FULL_VOL="${ICON}${ICONSPACING}$VOL_VOLUME"
				notify-send "$FULL_VOL"

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

				return
		}

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

        return
}

# get data
GETDATA() {
    [ "$BACKEND" = "pactl" ] && VOL="$(pactl get-sink-volume @DEFAULT_SINK@ | awk '{ print $5; exit }' | sed "s/\%//g")" || VOL="$(amixer -c 0 get Master | tail -n1 | sed -r "s/.*\[(.*)%\].*/\1/")"

    [ "$VOL" -gt "99" ] && ICON="$ITEM4_ICON_100 "
    [ "$VOL" -lt "100" ] && ICON="$ITEM4_ICON_75"
    [ "$VOL" -lt "51" ] && ICON="$ITEM4_ICON_50"
    [ "$VOL" -lt "26" ] && ICON="$ITEM4_ICON_25"
    [ "$VOL" -lt "1" ] && ICON="$ITEM4_ICON_0"

    # mute status
    [ "$BACKEND" = "pactl" ] && pactl get-sink-mute @DEFAULT_SINK@ | grep -q yes && ICON="$ITEM4_ICON_MUTED" && MUTEDATA=" $ITEM4_MUTE_TEXT" || MUTEDATA=""
    [ "$ITEM4_SHOW_MUTE" != "true" ] && MUTEDATA=""
}

# information itself
PRINT() {
        GETDATA
        VOL="${VOL}%"
		echo "$ITEM4_SEPARATOR $ICON $VOL$MUTEDATA"
}

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