Make docker-compose flexible

Author: jason-fox

services

@@ -2,21 +2,24 @@
 #
 #  Command Line Interface to start all services associated with the Getting-Started Tutorial
 #
-#  For this tutorial the commands are merely a convenience script to run docker-compose
-#
+#  For this tutorial the commands are merely a convenience script to run ${dockerCmd}#
 
 set -e
 
-if (( $# != 1 )); then
-    echo "Illegal number of parameters"
+dockerCmd="docker compose"
+if (( $# == 2 )); then
+    dockerCmd="docker-compose"
+fi
+
+if (( $# < 1 )); then    echo "Illegal number of parameters"
     echo "usage: services [create|start|stop]"
     exit 1
 fi
 
 
 stoppingContainers () {
 	echo "Stopping running containers"
-	docker-compose down -v --remove-orphans
+	${dockerCmd} down -v --remove-orphans
 }
 
 displayServices () {
@@ -36,7 +39,7 @@ case "${command}" in
 		stoppingContainers
 		echo -e "Starting containers: including \033[1;35mFogFlow\033[0m, an  \033[1mNGINX\033[0m instance, and \033[1mRabbitMQ\033[0m message broker."
 		echo ""
-		docker-compose up -d --remove-orphans
+		${dockerCmd} up -d --remove-orphans
 		displayServices
 		;;
 	"stop")
@@ -47,7 +50,7 @@ case "${command}" in
 		export $(cat .env | grep "#" -v)
 		echo "Pulling Docker images"
 		docker pull curlimages/curl
-		docker-compose pull
+		${dockerCmd} pull 
 		;;
 	*)
 		echo "Command not Found."