#!/bin/bash


usage () {

	[[ $1 -eq 1 ]] && echo "root for use" 
	exit $1

}

[[ "$(whoami)" != "root" ]] && usage 1

Liste=./data/liste
ID=2000
tID=2


cp docker-compose.yml.template.head /tmp/docker-compose.yml
[ -f /tmp/hostname ] && rm  /tmp/hostname


for User in $(cat ${Liste} | grep ^[A-Z][A-Z].*\ [A-Z][a-z] | sed "s#[a-z]#|#g" | cut -d"|" -f1 | sed "s#-# #g"| sed "s# \+#-#g")
	do
		tID=$(($tID+1))

		#if [[ ! -z $(mount | grep ${User}) ]] && [[ "$1" == "del" ]]
		if [[ "$1" == "del" ]]
			then
				[[ ! -z $(mount | grep ${User}_part) ]] && umount ./data/students/part/${User}_part
				[[ -d ./data/students/part/${User}_part ]] && rm -Rf ./data/students/part/${User}_part
				[[ -f ./data/students/part/${User} ]] && rm ./data/students/part/${User}
			else
				if [[ ! -f ./data/students/part/${User} ]]
					then
						echo "Generate $User"
						mkdir -p ./data/students/part/
						touch ./data/students/part/${User}
						mkdir -p ./data/students/part/${User}_part
						truncate -s 200M ./data/students/part/${User} &> /dev/null
						mke2fs -t ext4 -F ./data/students/part/${User} &> /dev/null
						mount ./data/students/part/${User} ./data/students/part/${User}_part
						cp -Rf ./data/skel/. ./data/students/part/${User}_part/
						mkdir -p ./data/students/part/${User}_part/.gen/
						mv ./data/students/part/${User}_part/backup.sh ./data/students/part/${User}_part/.gen/
						if [[ -f ./data/motd ]]
							then
								cat ./data/motd | sed "s#__MOTD__#$User#g" | figlet | tee ./data/students/part/${User}_part/.gen/motd &> /dev/null

							else
								echo "host : ${User^^}" | figlet |  tee /tmp/motd &> /dev/null
								echo "---------" | figlet |  tee -a  /tmp/motd &> /dev/null
								echo "Isen 2021 - M 1"| figlet  |  tee -a  /tmp/motd &> /dev/null
								cp /tmp/motd ./data/students/part/${User}_part/.gen/
						fi
						cp -rfp ./data/ssh/ ./data/students/part/${User}_part/.gen/.ssh
						cp -rfp ./data/ssh/ ./data/students/part/${User}_part/.ssh
						[[ -z $(echo $User | grep -iE "astier|lefebvre|catanese") ]] && rm -f ./data/students/part/${User}_part/.gen/.ssh/id* ./data/students/part/${User}_part/.ssh/id*			
						chown -Rf 1000:1000 ./data/students/part/${User}_part/
					echo "10.10.10.${tID} ${User,,}"  | tee -a /tmp/hostname &> /dev/null
						echo "
    ${User}:
        image: isensshbase
        hostname: ${User,,}
        volumes:
            - "./data/students/part/${User}_part:/home/isen"
        networks:
            vpcbr:
                ipv4_address: 10.10.10.${tID}
"  | tee -a /tmp/docker-compose.yml &> /dev/null
				fi
		fi 

done

cat docker-compose.yml.template.footer |  tee -a  /tmp/docker-compose.yml &> /dev/null
cp /tmp/docker-compose.yml .
for Dir in $( ls -1 ./data/students/part/ | grep _part)
	do
		[[ -f /tmp/hostname ]] && cp /tmp/hostname ./data/students/part/${Dir}/.gen
	done