add command line args to deploy script

car_srv/kotlinSrv/deploy.sh

@@ -1,11 +1,52 @@
 #!/usr/bin/expect
 
 
-#todo make as script params
-set host "192.168.43.135"
+set host ""
 set userName "pi"
 set password "111"
 
+set helpMessage "Options:\n
+-h (host) - set ip address of car computer\n
+-u (user name) - set user for login on car computer. default 'pi'\n
+-p (password) - set password for user. default '111'\n
+
+e.g. ./deploy.sh -h 192.168.1.117 -u testuser -p 123456789\n\n"
+
+set paramName ""
+
+foreach arg $argv {
+    switch -- $arg {
+        "--help" {
+            send "$helpMessage" 
+            exit 1
+        }
+        "-h" {
+            set paramName "host"
+        }
+        "-p" {
+            set paramName "password"
+        }
+        "-u" {
+            set paramName "userName"
+        }
+        default {
+            if {$paramName==""} {
+                send "Error. Incorrect option $arg\n" 
+                send "$helpMessage" 
+                exit 1
+            }
+            set $paramName $arg
+            set paramName ""
+        }
+    }
+}
+if {$host==""} {
+    send "Error. Host param required\n" 
+    send "$helpMessage" 
+    exit 1
+}
+
+
 spawn ./gradlew build
 expect eof