#!/bin/bash

export LD_LIBRARY_PATH=/usr/local/lib

trackname="$1"
tracknum=1
echo > /tmp/existing_tracks

find_new_track()
{
	local tname="$1"
	local tnum="$2"
	track="$tname""-""$tnum".wav
	while [ -f "$track" ]
	do
		echo "$track" >> /tmp/existing_tracks
		tnum=`echo $tnum + 1 | bc`
		track="$tname""-""$tnum".wav
	done
	echo $track
}

echo "trackname=$trackname"
echo "tracknum=$tracknum"
newtrack=`find_new_track "$trackname" "$tracknum"`

echo "Recording $newtrack"
echo

existing_tracks=`cat /tmp/existing_tracks`
grep wav /tmp/existing_tracks > /dev/null 2>&1
if [ "$?" != 0 ]
then
	# no existing tracks, this is the first track
	cmd="ecasound -c -b:64 -r -f:16,2,44100 "
	cmd="$cmd"" -a:2 -i /dev/dsp -o $newtrack"
else
	number=1
	outtracks=""
	cmd="ecasound -c -b:32 -r -f:16,2,44100 " 
	for x in $existing_tracks
	do
		if [ "$outtracks" = "" ]
		then
			outtracks="$number"
		else
			outtracks="$outtracks"",""$number"
		fi
		cmd="$cmd"" -a:""$number"" -i $x "
		number=`echo $number + 1 | bc`
	done
	cmd="$cmd"" -a:""$number"" -i /dev/dsp -o $newtrack "
	cmd="$cmd -a:""$outtracks"" -o /dev/dsp"
fi

echo "$cmd"
$cmd