#! /bin/sh

set -e

bin_dir="$(dirname $(realpath $0))"

. "$bin_dir/khatus_x4_lib_common_sensor.sh"

sensor() {
    def_sink=$(pactl info | awk '/^Default Sink:/ {print $3}')

    pactl list sinks | awk -v def_sink="$def_sink" '
        /^Sink \#[0-9]+$/ {
            sub("^#", "", $2)
            sink_number = $2
            next
        }

        /\tState:/ {
            state[sink_number] = $2
            next
        }

        /\tName:/ {
            name[sink_number] = $2
            next
        }

        /\tMute:/ {
            mute[sink_number] = $2
            next
        }

        # Volume: front-left: 45732 /  70% / -9.38 dB,   front-right: 45732 /  70% / -9.38 dB
        /\tVolume:/ {
            delete vol_parts
            delete left_parts
            delete right_parts
            sub("^\t+Volume: +", "")
            split($0, vol_parts, ", +")
            sub("^front-left: +", "", vol_parts[1])
            sub("^front-right: +", "", vol_parts[2])
            split(vol_parts[1], left_parts, " +/ +")
            split(vol_parts[2], right_parts, " +/ +")
            vol_left[sink_number] = left_parts[2]
            vol_right[sink_number] = right_parts[2]
            next
        }

        END {
            for (sink_number in name) {
                if (name[sink_number] == def_sink) {
                    print("state"    , state[sink_number])
                    print("mute"     , mute[sink_number])
                    print("vol_left" , vol_left[sink_number])
                    print("vol_right", vol_right[sink_number])
                }
            }
        }
    '
}

run_as_poller