#! /bin/sh

# timelog - keep nice daily logs of spent time
# Copyright (C) 2010 Matous J. Fialka, <http://mjf.cz/>
# Released under the terms of The MIT License

TLOGDIR=${TLOGDIR:-~/.timelog}

if ! [ -d $TLOGDIR ]
then
	mkdir -p $TLOGDIR
fi

DATE=`date +%F`

if ! [ $1 ]
then
	if ! [ -f $TLOGDIR/$DATE ]
	then
		exit 0
	fi
	cat $TLOGDIR/$DATE
	exit 0
fi

while [ $1 ]
do
	if echo $1 | grep ':$' 1>/dev/null
	then
		DURATION="$DURATION $1"
		DURATION=`echo -n $DURATION | sed 's/:$//'`
		shift
		SUBJECT=$@
		break
	fi
	if [ $1 = ":" ]
	then
		shift
		SUBJECT=$@
		break
	fi
	DURATION="$DURATION $1"
	shift
done

DURATION=`echo -n $DURATION | sed 's/^ //'`
TIME=`date +%T`

if [ -f $TLOGDIR/$DATE ]
then
	if ! tail -1 $TLOGDIR/$DATE | grep '^[ \t]*$'
	then
		echo >> $TLOGDIR/$DATE
	fi
fi

echo "$DURATION (`date --date="- $DURATION" +%T` - $TIME) -" >> $TLOGDIR/$DATE
echo "$SUBJECT" | fmt -w 72 | sed 's/^/ /' >> $TLOGDIR/$DATE

exit 0