#!/bin/sh
set -eu

config_xkb() {
  echo -n >&2 " xkb"
  local XKBDIR; XKBDIR="$HOME/.xkb"
  local XKBMAPFILE; XKBMAPFILE="$XKBDIR/keymap/$(hostname --fqdn)"
  [ -r "$XKBMAPFILE" ] || XKBMAPFILE="${XKBMAPFILE%/*}/default"

  xkbcomp -w3 -I"$XKBDIR" "$XKBMAPFILE" "${DISPLAY%%.*}"
}

config_xset() {
  echo -n >&2 " xset-basics"
  # i hate this bell!!!
  xset b 0

  # power saving mode of the screen
  xset dpms 300 300 300

  # typematic repeat rate
  xset r rate 255 47
}

config_xsetroot() {
  echo -n >&2 " xroot"
  xsetroot -default
}

load_xresources() {
  echo -n >&2 " Xresources"
  xrdb -load ~/.Xresources
}

config_xinput() {
  echo -n >&2 " xinput"
  xinput set-float-prop "TPPS/2 IBM TrackPoint" "Device Accel Constant Deceleration" 0.7 2>/dev/null || :

  WIRELESS_RECEIVER=$(xinput | sed -rne 's,.*Lenovo USB Receiver[[:space:]]+id=([[:digit:]]+).*pointer.*,\1,p')
  if [ -n "$WIRELESS_RECEIVER" ]; then
    xinput set-button-map $WIRELESS_RECEIVER 1 2 3 4 5 6 7 0 0 0 >/dev/null || :
  fi
}

echo -n >&2 "Configuring X ["
[ -n "${SKIP_XKB:-}" ] || config_xkb
[ -n "${SKIP_XSET:-}" ] || config_xset
[ -n "${SKIP_XSETROOT:-}" ] || config_xsetroot
[ -n "${SKIP_XRESOURCES:-}" ] || load_xresources
[ -n "${SKIP_XINPUT:-}" ] || config_xinput
echo >&2 " ] done."