#!/bin/sh -e
#
#    byobu-status
#    Copyright (C) 2008 Canonical Ltd.
#
#    Authors: Dustin Kirkland <kirkland@canonical.com>
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, version 3 of the License.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.

PKG="byobu"

find_script () {
	# Allow for local status scripts
	if [ -x "$HOME/.$PKG/bin/$1" ]; then
		echo "$HOME/.$PKG/bin/$1"
	elif [ -x "/usr/lib/$PKG/$1" ]; then
		echo "/usr/lib/$PKG/$1"
	else
		echo "/dev/null"
	fi
}

# Define colors
ESC="\005"
color() {
	if [ -z "$1" ] || [ "$COLOR" = "none" ]; then
		return 0
	fi
	case $1 in
		-)   printf "$ESC{-}" ;;
		esc)    printf "$ESC" ;;
		bold1)  printf "$ESC{=b }" ;;
		bold2)  printf "$ESC{+b }" ;;
		none)   printf "$ESC{= }" ;;
		invert) printf "$ESC{=r }" ;;
		*)
			if [ "$#" = "2" ]; then
				[ "$MONOCHROME" = "1" ] && printf "$ESC{= }" || printf "$ESC{= $1$2}"
			else
				[ "$MONOCHROME" = "1" ] && printf "$ESC{=$1 }" || printf "$ESC{=$1 $2$3}"
			fi
		;;
	esac
}

# Source configurations
[ -r "$HOME/.$PKG/color" ] && . "$HOME/.$PKG/color"
[ -r "/etc/$PKG/statusrc" ] && . "/etc/$PKG/statusrc"
[ -r "$HOME/.$PKG/status" ] && . "$HOME/.$PKG/status"
[ -r "$HOME/.$PKG/statusrc" ] && . "$HOME/.$PKG/statusrc"

export P="$1"
case "$P" in
	--detail)
		VER=
		if which dpkg-query >/dev/null; then
			VER=`dpkg-query --show $PKG | awk '{print "-" $2 }'`
		fi
		printf "$PKG$VER Detailed Status Navigation\n  Expand all - zr\t\tCollapse all - zm\n  Expand one - zo\t\tCollapse one - zc\n\n"
		for i in "/usr/lib/$PKG"/* "$HOME/.$PKG/bin"/*; do
			i=$(echo "$i" | sed "s:^.*/::")
			[ "$i" = "menu" ] && continue
			script=`find_script $i`
			short=`$script --short | sed 's/^\s*//' | sed 's/\s*$//' | sed 's/.{[^}]*}//g'` || true
			detail=`$script --detail | sed '/^$/d' | sed 's/^/\t/g'` || true
			printf "%s\n\t(%s)\n" "$short" "$i"
			[ -n "$detail" ] && printf "%s\n" "$detail"
		done
	;;
	color)
		[ -z "$FOREGROUND" ] && FOREGROUND="w"
		[ -z "$BACKGROUND" ] && BACKGROUND="k"
		printf "$ESC{= $BACKGROUND$FOREGROUND}"
	;;
	*)
		eval x="\$$P" || exit 1
		[ "$x" = "1" ] || exit 0
		. $(find_script "$P")
esac