#!/bin/bash

PATH=/opt/kk7ds/bin:/opt/local/bin:/usr/X11/bin:$PATH

VERSION="daily-08262011"
TARBALL="chirp-${VERSION}.tar.gz"
LOCATION=$(dirname ${BASH_SOURCE})"/../Resources/"
CHIRP="${LOCATION}/chirp-${VERSION}"

echo $LOCATION > /tmp/dan

MSG_FIRST=$(cat <<EOF
This appears to be the first time you are running this version.\n
I will fetch and install CHIRP, which will take some time,\n
depending on the speed of your internet connection.\n
EOF
)

fetch_extract_tarball() {
    if echo "$TARBALL" | grep -q daily; then
	url="http://trac.chirp.danplanet.com/chirp_daily/${VERSION}/${TARBALL}"
    else
	url="http://chirp.danplanet.com/download/$TARBALL"
    fi
    
    mkdir -p $LOCATION
    (cd $LOCATION && curl $url | tar xzf - )

    return $?
}

run_chirp() {
    mkdir -p $HOME/.chirp
    (cd $LOCATION/chirp-$VERSION && $RUNPYTHON chirpw >$HOME/.chirp/debug.log 2>&1)
}

fail_if_no_runtime() {
	NORUNTIME=1;
	ERRMSG="";
	# check kk7ds Python
    if [ ! -x /opt/kk7ds/bin/python2.5 ]; then
    	ERRMSG=$ERRMSG"The KK7DS Python runtime for OSX is not installed\n"
		# check macports Python
		if [ ! -x /opt/local/bin/python2.7 ]; then
			ERRMSG=$ERRMSG"The Macport Python2.7 runtime for OSX is not installed\n";
		else
			ERRMSG=" ";
			NORUNTIME=0;
			RUNPYTHON="/opt/local/bin/python2.7";
	
			if [ -z "`port -q installed py27-gtk`" ]; then
				ERRMSG=$ERRMSG"The Macport py27-gtk module for OSX is not installed\n";
				let "NORUNTIME += 1";
			fi	
			if [ -z "`port -q installed py27-libxml2`" ]; then
				ERRMSG=$ERRMSG"The Macport py27-libxml2 module for OSX is not installed\n";
				let "NORUNTIME += 1";
			fi	
			if [ -z "`port -q installed py27-serial`" ]; then
				ERRMSG=$ERRMSG"The Macport py27-serial module for OSX is not installed\n";
				let "NORUNTIME += 1";
			fi
		fi
		else
    	NORUNTIME=0;	
		RUNPYTHON="/opt/kk7ds/bin/python25";
    fi 

	if [ $NORUNTIME -gt 0 ]; then
		echo -e $ERRMSG | xmessage -file -;
		exit 1
	fi	
}

fail_if_no_runtime

if [ ! -d "$CHIRP" ]; then
    echo -e $MSG_FIRST | xmessage -buttons 'OK:0,Cancel:1' -file -
    if [ $? -ne 0 ]; then
	exit 1
    fi

    fetch_extract_tarball || {
	xmessage "Unable to fetch CHIRP ${VERSION}"
	exit 1
    }
fi

run_chirp || {
	xmessage "Failed to run CHIRP ${VERSION}"
	exit 1
}