#!/bin/bash

FILE=/var/run/denonmute

test -f $FILE || touch $FILE

# prevent bounces
[ $(( $(date "+%s") - $(stat -c "%Z" $FILE) )) -lt 2 ] && exit

if grep -q MUON $FILE 2>/dev/null; then
	CMD=MUOFF
else
	CMD=MUON
fi

echo -ne "$CMD\r" | nc -q0 denon 23
echo $CMD > $FILE

exit

PWON", "xon"
PW?", "power-status"
MVUP", "volplus"
MVDOWN", "volminus"
MV62", "vol-18"
MV80", "vol+0"
MV98", "vol+18"
MUON", "mute-on"
MUOFF", "mute-off"
SIPHONO", "input-phono"
SICD", "input-cd"
SITUNER", "input-tuner"
SIDVD", "input-dvd"
SIVDP", "input-vdp"
SITV", "input-tv"
SIDBS", "input-dbs"
SIVCR-1", "input-vcr1"
SIVCR-2", "input-vcr2"
SIV.AUX", "input-vaux"
SICDR/TAPE", "input-cdr"
SI?", "input-status"
SDAUTO", "digital-in-auto"
SDPCM", "digital-in-pcm"
SDDTS", "digital-in-dts"
SDANALOG", "digital-in-analog"
SDEXT.IN-1", "digital-in-ext-in"
SVDVD", "video-select-dvd"
SVVDP", "video-select-vdp"
SVTV", "video-select-tv"
SVDBS", "video-select-dbs"
SVVCR-1", "video-select-vcr1"
SVVCR-2", "video-select-vcr2"
SVV.AUX", "video-select-vaux"
SVSOURCE", "video-select-source"
MSDIRECT", "surround-mode-direct"
MSPURE DIRECT", "surround-mode-pure-direct"
MSSTEREO", "surround-mode-stereo"
MSMULTI CH IN", "surround-mode-multi-ch-in"
MSMULTI CH DIRECT", "surround-mode-multi-ch-direct"
MSMULTI CH PURE D", "surround-mode-multi-ch-pure-direct"
MSDOLBY PRO LOGIC", "surround-mode-dolby-pro-logic"
MSDOLBY PL2", "surround-mode-dolby-pl2"
MSDOLBY PL2x", "surround-mode-dolby-pl2x"
MSDOLBY DIGITAL", "surround-mode-dolby-digital"
MSDOLBY D EX", "surround-mode-dolby-d-ex"
MSDTS NEO:6", "surround-mode-dts-neo6"
MSDTS SURROUND", "surround-mode-dts-surround"
MSDTS ES DSCRT6.1", "surround-mode-dts-es-dscrt61"
MSDTS ES MTRX6.1", "surround-mode-dts-es-mtrx61"
MSWIDE SCREEN", "surround-mode-wide-screen"
MS5CH STEREO", "surround-mode-5ch-stereo"
MS7CH STEREO", "surround-mode-7ch-stereo"
MSSUPER STADIUM", "surround-mode-super-stadium"
MSROCK ARENA", "surround-mode-rock-arena"
MSJAZZ CLUB", "surround-mode-jazz-club"
MSCLASSIC CONCERT", "surround-mode-classic-concert"
MSMONO MOVIE", "surround-mode-mono-movie"
MSMATRIX", "surround-mode-matrix"
MSVIDEO GAME", "surround-mode-video-game"
MSVIRTUAL", "surround-mode-virtual"
MS?", "surround-mode-status"
MSUSER1", "surround-mode-user1"
MSUSER2", "surround-mode-user2"
MSUSER3", "surround-mode-user3"
SSCUP", "cursor-up"
SSCDN", "cursor-down"
SSCLT", "cursor-left"
SSCRT", "cursor-right"
SSENT", "cursor-enter"
SSMEN ON", "system-setup-menu-on"
SSMEN OFF", "system-setup-menu-off"
PSMEN ON", "surround-parameter-menu-on"
PSMEN OFF", "surround-parameter-menu-off"