Docker remove containers

# Discern if there are images and containers
docker ps -aq > containers.txt
docker images -q > images.txt
docker volume ls -q > volumes.txt

ARE_THERE_CONTAINERS=$(cat containers.txt | wc -l)
ARE_THERE_IMAGES=$(cat images.txt | wc -l)
ARE_THERE_VOLUMES=$(cat volumes.txt | wc -l)

if [ $ARE_THERE_CONTAINERS -gt 0 ]; then
	docker stop $(docker ps -aq) && docker rm $(docker ps -aq)
else
	echo "There are no available containers"
fi

if [ $ARE_THERE_IMAGES -gt 0 ]; then
	docker rmi -f $(docker images -q)
else
	echo "There are no available images"
fi

if [ $ARE_THERE_VOLUMES -gt 0 ]; then
	docker volume rm $(docker volume ls -q)
else
	echo "There are no available volumes"
fi

rm containers.txt images.txt volumes.txt

echo "Docker system cleaned succesfully"