#!/bin/sh

set -e

getTargetDirectory() {
  test -f ${XDG_CONFIG_HOME:-~/.config}/user-dirs.dirs && \
    . ${XDG_CONFIG_HOME:-~/.config}/user-dirs.dirs

  echo "${XDG_VIDEOS_DIR:-~/pictures}/screencasts"
}

FILE=${3:-$(getTargetDirectory)/$(date -Ins).mp4}
while getopts 'r:so:w' c; do
  case $c in
    r) GEOM="$OPTARG" ;;
    s) GEOM=$(slurp -o) ;;
    o) FILE="$OPTARG" ;;
    w) GEOM=$(swaymsg -t get_tree | jq -r '.. | select(.pid? and .visible?) | .rect | "\(.x),\(.y) \(.width)x\(.height)"' | slurp) ;;
  esac
done
shift $((OPTIND-1))

if [ -z "$GEOM" ]; then
  GEOM=$(slurp)
fi

if [ -z "$GEOM" ]; then
  exit
fi

wf-recorder -c libx264 -x yuv420p -g "$GEOM" -f "$FILE" "$@"