#Location variables

TIME=" -maxdepth 1 -mtime +31"
RIG="/results/fakedir/"
EXTERNAL="/media/ExternalArchive/"
HOME="/results/analysis/output/Home/"

#Determines total amount of files found by the find query

RIG_COUNT=$(find  ${RIG}${TIME} | wc -l)
EXTERNAL_COUNT=$(find ${EXTERNAL}${TIME} | wc -l)
HOME_COUNT=$(find ${HOME}${TIME} | wc -l)
let ID_COUNT=${RIG_COUNT}+${HOME_COUNT}
let TOTAL_COUNT=${RIG_COUNT}+${EXTERNAL_COUNT}+${HOME_COUNT}

#Finds files older than specified time

FIND_RIG=$(find ${RIG}${TIME})
FIND_EXTERNAL=$(find ${EXTERNAL}${TIME})
FIND_HOME=$(find ${HOME}${TIME})

#Puts the results of each of the "finds" into an array by its 
#basename and extracts the unique ID of "SN-##"
#The "*_A" array holds the basename of a file, excluding the full pathname
#The "*_ID" array stores the unique IDs of the runs. 

j=0
for a in ${FIND_RIG}
do
	RIG_PATH[j]=${a}
	RIG_ID[j]=`echo ${RIG_PATH[j]} | sed -e 's#.*\(SN2-\([0-9][0-9]\)\).*#\1#g'`;
	let j++
done

j=0
for b in ${FIND_EXTERNAL}
do
	EXTERNAL_PATH[j]=${b}
	EXTERNAL_ID[j]=`echo ${EXTERNAL_PATH[j]} | sed -e 's#.*\(SN2-\([0-9][0-9]\)\).*#\1#g'`;
	let j++
done

j=0
for c in ${FIND_HOME}
do
	HOME_PATH[j]=${c}
	HOME_ID[j]=`echo ${HOME_PATH[j]} | sed -e 's#.*\(SN2-\([0-9][0-9]\)\).*#\1#g'`;
	let j++
done

#Creates an array with all of the unique IDs in it.

OLDIFS="$IFS"
IFS=$'\n'
UNIQUERUNS=(`for i in "${RIG_ID[@]}" "${EXTERNAL_ID[@]}" "${HOME_ID[@]}" ; do echo "$i" ; done | sort -du`)
IFS="$OLDIFS"

#Checks to see if the unique ID exists in all directories.
#If the ID exists in all directories EXIST_COUNT will be 3.

for ((i=0; i<=${TOTAL_COUNT}; i++))
do
	RIG_EXIST[i]=$(find  "${RIG}"*"${UNIQUERUNS[i]}"* | wc -l)
	HOME_EXIST[i]=$(find  "${HOME}"*"${UNIQUERUNS[i]}"* | wc -l)
	EXTERNAL_EXIST[i]=$(find  "${EXTERNAL}"*"${UNIQUERUNS[i]}"* | wc -l)
	let EXIST_COUNT[i]=${RIG_EXIST[i]}+${HOME_EXIST[i]}+${EXTERNAL_EXIST[i]}
done

echo -e "\nRun(s) to be deleted."
echo -e "\n******************************\n"

N=1
for ((i=0; i<=${TOTAL_COUNT}; i++))
do
	if [ ${EXIST_COUNT[i]} = 3 ]
	then
		BASE=("${RIG}"*"${UNIQUERUNS[i]}"*)
		echo $N ${BASE##*/}
		I_COUNT[N]=${BASE}
		let N++
	fi
done
#echo ${I_COUNT[@]}
echo -e "\n******************************\n"

echo "Would you like to keep any found  files? (y/n)"
read USER_ANSWER

while [ ${USER_ANSWER} == "y" ]
do
	echo "Type the number associated with the run(s) to be kept."
	read  USER_NUM
	if [ $USER_NUM -gt ${#I_COUNT[@]} -o $USER_NUM -le 0 ]
	then
		echo -e "Invalid run."
	else
		echo -e "\nKeeping: " ${I_COUNT[${USER_NUM}]}"\n"
		#touch ${I_COUNT[${USER_NUM}]}
		echo -e "Removing "${I_COUNT[@]}
		break
	fi
done
if [ ${USER_ANSWER} == "n" ]
then
	echo -e "\nDeleting runs "${I_COUNT[@]}
	#rm -r  ${I_COUNT[@]}
fi