#!/usr/bin/env bash

# This script is meant to be called by inputplug when a new input device event happened.

xkb_config=$XDG_CONFIG_HOME/xkb
xkb_file=$xkb_config/default.xkb
[[ -f $xkb_config/$(hostname).xkb ]] && xkb_file=$(hostname)

XIDeviceEnabled()
{
    kinadv2="Kinesis Advantage2 Keyboard"
    if [[ "$device_name" == "$kinadv2" ]]; then
        # HACK: if I don't sleep, capslock is enabled on reconnect
        sleep 0.1
        echo "xkbcomp default.xkb"
        xkbcomp -w0 -I$xkb_config $xkb_file $DISPLAY -i $device_id
    fi
}

call_event_handler()
{
    case $(type -t $event_type) in
        function) $event_type ;;
        *) echo "No handler for event '$event_type'" ;;
    esac
}

if [[ $# -eq 4 ]]; then
    # See inputplug(1)
    event_type=$1
    device_id=$2
    device_type=$3
    device_name=$4
    call_event_handler
else
    # if not called with four args, loop over all devices
    event_type=XIDeviceEnabled
    for device_id in $(xinput list --id-only); do
        device_name="$(xinput list --name-only $device_id)"
        device_type="UnknownTODO"  # don't know how to get this easily
        call_event_handler
    done
fi