#!/bin/sh
# -------
# File:        lliurex-qjackctl-config
# Description: qjackctl configuration script for LliureX
# Authors:     
#              Luis Antonio Garcia Gisbert <garcia_luigis@gva.es>
#
# 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; either version 2 of the License, or
# (at your option) any later version.
#
# 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, write to the Free Software Foundation, Inc.,
# 51 Franklin St, Fifth Floor, Boston MA 02110-1301 USA
# --------


# variables
LLIUREX_QJACK_DIR=".config/rncbc.org"
LLIUREX_QJACK_FILE="QjackCtl.conf"
LLIUREX_QJACKCONF="$HOME/$LLIUREX_QJACK_DIR/$LLIUREX_QJACK_FILE"
LLIUREX_QJACKTEMPLATE="/usr/share/lliurex-qjackctl/$LLIUREX_QJACK_FILE"
LLIUREX_QJACK_TEMPLATE_INTERFACE="/usr/share/lliurex-qjackctl/settings_"

JACK_TMP_TEMPLATE="$(tempfile)"
TMP_SETTINGS="$(tempfile)"

ADD_DEFAULT_PRESET=""

eval $(llxcfg-showvars JACK_INTERFACE_NAMES JACK_INTERFACE_DEVICES)

[ "$JACK_INTERFACE_NAMES" -a  "$JACK_INTERFACE_DEVICES" ] || exit 0

if [ ! -f "$LLIUREX_QJACKCONF" ] ; then
	mkdir -p "$HOME/$LLIUREX_QJACK_DIR"
	cp "$LLIUREX_QJACKTEMPLATE" "$JACK_TMP_TEMPLATE"
	ADD_DEFAULT_PRESET="Y"
else
	cat $LLIUREX_QJACKCONF > $JACK_TMP_TEMPLATE	  	

fi

for INAME in $JACK_INTERFACE_NAMES ; do
	LLIUREX_JACK_PROFILE="lliurex_$INAME"

	IDEVICE="${JACK_INTERFACE_DEVICES%% *}"
	echo "$INAME $IDEVICE ($JACK_INTERFACE_DEVICES)"
   	JACK_INTERFACE_DEVICES=${JACK_INTERFACE_DEVICES#* }
	                         
	if ! grep -q "^$LLIUREX_JACK_PROFILE\\\\" $LLIUREX_QJACKCONF ; then
	  	ID_PRESETS=`sed -ne "/^\[Presets\]/,/^\[/{/^Preset.\+=/s%^Preset\([^=]\+\)=.*$%\1%p}" $JACK_TMP_TEMPLATE |sort -n |tail -1`
		ID_PRESETS=$(($ID_PRESETS +1))

		sed -i -e "/^\[Presets\]/aPreset$ID_PRESETS=$LLIUREX_JACK_PROFILE" $JACK_TMP_TEMPLATE
		SETTINGS_TEMPLATE="${LLIUREX_QJACK_TEMPLATE_INTERFACE}default"
		if [ -r "${LLIUREX_QJACK_TEMPLATE_INTERFACE}$INAME" ] ; then
			SETTINGS_TEMPLATE="${LLIUREX_QJACK_TEMPLATE_INTERFACE}$INAME"
		fi
		
		sed -e "s%^%$LLIUREX_JACK_PROFILE\\\%" "$SETTINGS_TEMPLATE" > "$TMP_SETTINGS"
		sed -i -e "/^\[Settings\]/r$TMP_SETTINGS" "$JACK_TMP_TEMPLATE"
		
	fi
        echo "$LLIUREX_JACK_PROFILE\Interface"
	sed -i -e "s%^$LLIUREX_JACK_PROFILE\\\Interface=.*$%$LLIUREX_JACK_PROFILE\\\Interface=hw:$IDEVICE%g" $JACK_TMP_TEMPLATE 

	
	if [ $JACK_INTERFACE_NAMES = "Audiophile192" -o $JACK_INTERFACE_NAMES = "M2496" ] ; then

		sed -i -e "s%^$LLIUREX_JACK_PROFILE\\\InDevice=.*$%$LLIUREX_JACK_PROFILE\\\InDevice=\"hw:$IDEVICE,1\"%g" $JACK_TMP_TEMPLATE
		sed -i -e "s%^$LLIUREX_JACK_PROFILE\\\OutDevice=.*$%$LLIUREX_JACK_PROFILE\\\OutDevice=\"hw:$IDEVICE,1\"%g" $JACK_TMP_TEMPLATE
		sed -i -e "s%_@_ASOUND_DEVICE_@_%$IDEVICE%g" $JACK_TMP_TEMPLATE
	fi

done

if [ "$ADD_DEFAULT_PRESET" ] ; then
	DEF_PROFILE=${JACK_INTERFACE_NAMES%% *}
	echo $DEF_PROFILE
	sed -i -e "s%^DefPreset=.*$%DefPreset=lliurex_$DEF_PROFILE%" "$JACK_TMP_TEMPLATE"
fi

llxcfg-install $JACK_TMP_TEMPLATE  $LLIUREX_QJACKCONF
rm -f "$JACK_TMP_TEMPLATE"
rm -f "$TMP_SETTINGS"