log manager for Game of thrones

script.sh

#!/bin/bash
# log is 1:2
echo -n "how many episodes u wanna see: "
read count 
while [ $count -ne 0 ]
do
	log=`cat log`
	expr "$log" : "\(.*\):.*"
	series=`expr "$log" : "\(.*\):.*"`
	episode=`expr "$log" : ".*:\(.*\)"`
	if [ `echo "$series<10"|bc` -ne 0 ]
	then
	series=0$series
	fi
	if [ `echo "$episode<10"|bc` -ne 0 ]
	then
	episode=0$episode
	fi
	file=S"$series"E"$episode"
	file=`find . -name "*$file*"`
	#if file exists then play else go to next series
	if [ "$file" ]
	then
                # vlc is run in full screen. If u r not using vlc change this line
		vlc -f "$file"
		count=`expr $count - 1`
		series=`expr "$log" : "\(.*\):.*"`
		episode=`expr "$log" : ".*:\(.*\)"`
		episode=`expr $episode + 1`
		echo "$series:$episode">log
		echo "none">error.log
	else
		error_log=`cat error.log`
		if [ "$error_log" == "error" ]
		then
                        # this will just print a fancy message :P change it if u want
			figlet end of episodes
			exit
		fi
		echo "error">error.log
		series=`expr "$log" : "\(.*\):.*"`
		series=`expr $series + 1`
		echo "$series:1">log
	fi
done