#!/bin/bash
option=$(echo -e "Connect\nDisconnect\nChange profile\nReset pulseaudio"| tofi --prompt-text "Do you wish to connect/disconnect or change soundprofile of your bluetooth device:") 
#Prereq: trust the MAC address
#MAC="11:11:22:ED:08:AD"
#MAC="76:67:11:36:64:A2"
#MAC="E4:59:37:44:27:7A"
#MAC="2E:85:79:56:B1:D7"
MAC="28:B7:7B:AB:C9:92"
case $option in
    "Connect")
        status=$(systemctl is-active bluetooth)
        case $status in
      	    "active")
                bluetoothctl power on && bluetoothctl connect $MAC && sleep 2 &&
                [ $(bluetoothctl info $MAC | grep "Connected" | awk -F'[:][ ]' '/^[^#]/{print $2}') == "yes" ] &&
                dunstify "Connected" "Bluetooth Device is connected" -i bluetooth ||
                dunstify "Unable to connect!" "Check whether the bluetooth device is switched on." -i bluetoothb ;;
            "inactive" | "failed")
                sudo -A systemctl start bluetooth
                notify-send "Bluetooth daemon is running"
                bluetoothctl power on
                bluetoothctl connect $MAC && sleep 1 &&
                [ $(bluetoothctl info $MAC | grep "Connected" | awk -F'[:][ ]' '/^[^#]/{print $2}') == "yes" ] &&
                dunstify "Connected" "Bluetooth Device is connected" -i bluetooth ||
                dunstify "Unable to connect!" "Check whether the bluetooth device is switched on." -i bluetoothb ;;
        esac;;
    "Disconnect")
            bluetoothctl power off && sudo -A systemctl stop bluetooth
            dunstify "Disconnected" "Bluetooth Device is disconnected" -i bluetoothb ||
            dunstify "Unable to disconnect!" -i bluetooth ;;
    "Change profile")
        past_profile=$(pactl list | grep "Active Profile" | sed '2p;d' | cut -d ' ' -f 3)
        profile=$(echo -e "a2dp_sink(pure audio output)\nhandsfree_head_unit(inferior audio output + mic enable)" | tofi --prompt-text "Choose the profile for your sound card")
        cardindex=$(pactl list cards | awk '/^Card #[0-9]+$/ {getline; if ($2 ~ /^bluez_card\./) print $2}')

        case $profile in
            "a2dp_sink(pure audio output)")
                pactl set-card-profile $cardindex a2dp-sink &&
                dunstify "Switched card profile" "from $past_profile to $profile" -i audio-headphones ;;
            "handsfree_head_unit(inferior audio output + mic enable)")
                pactl set-card-profile $cardindex headset-head-unit &&
                dunstify "Switched card profile" "from $past_profile to $profile" -i audio-headset ;;
            esac;;
    "Reset pipewire")
        systemctl --user restart wireplumber pipewire pipewire-pulse
esac