# Name: /usr/local/bin/audioswitch
# Usage: audioswitch; audioswitch 1; audioswitch 2;  audioswitch 3; audioswitch 4
#inspiré de https://askubuntu.com/questions/1011806/how-do-i-switch-the-audio-outputs-of-an-audio-device-from-cli

# pactl list cards
# pactl list sinks short
# pacmd list-sinks | grep name:


#	Partie du(des) profil(s) : output:hdmi-stereo, output:hdmi-stereo+input:analog-stereo, output:hdmi-surround, output:hdmi-surround+input:analog-stereo, output:hdmi-surround71, output:hdmi-surround71+input:analog-stereo

CARD_1="pci-0000_00_1b.0"           
CARD_1_PROFILE_1="hdmi-surround71"
CARD_1_PROFILE_2="hdmi-stereo"    

# Read the user's input
CHOICE="${@}"
choice() {
    if   [ "$CHOICE" == 1 ]; then CARD="$CARD_1"; PROF="$CARD_1_PROFILE_1" # LG ULTRAWIDE
    elif [ "$CHOICE" == 2 ]; then CARD="$CARD_1"; PROF="$CARD_1_PROFILE_2" # LG TV
    else
        echo -e "\nYou should choice between:"
        echo -e "\n\t[1] HDMI 7+1\n\t[2] HDMI STEREO\n"
        echo -n "Your choice: "; read CHOICE; echo; choice; # call the function again
    fi
}; choice # call the function

 
# Set the choosen card profile as sink
pactl set-card-profile "alsa_card.${CARD}" "output:${PROF}";

# Set the default sink to the new one
pacmd set-default-sink "alsa_output.${CARD}.${PROF}" &> /dev/null

# Redirect the existing inputs to the new sink
for i in $(pacmd list-sink-inputs | grep index | awk '{print $2}'); do
    pacmd move-sink-input "$i" "alsa_output.${CARD}.${PROF}" &> /dev/null
done