#!/usr/bin/env bash

CWD=$(cd $(dirname $0) && pwd -P)

if [ -t 0 ]
then
    if [ "$#" -eq 0 ]
    then
        >&2 echo "Usage: panel_update.sh [LEMON_TO_UPDATE]"
        exit 1
    fi

    case "$1" in
        :*) LEMON="$CWD/lemons/${1#?}"
            if [ ! -f "$LEMON" ]
            then
                >&2 echo "Couldn't find that lemon ($1)"
                exit 2
            fi

            . $CWD/panel-config
            pkill -f "bash \./lemons/${1#?}"
            pushd "$CWD" >/dev/null
            $LEMON > "$PANEL_FIFO" &
            popd >/dev/null
            ;;
        *)  echo "$@" | $0
            ;;
    esac
else
    . $CWD/panel-config
    while read -r line
    do
        echo "$line" > "$PANEL_FIFO" &
    done
fi