i3resize cleanup

.scripts/i3resize

@@ -1,22 +1,16 @@
-#!/bin/bash
+#!/bin/sh
 # This script was made by `goferito` on Github.
+# Some cleanup by Luke.
 
-direction=$1
-pts="2"
-distanceStr="$pts px or $pts ppt"
+[ -z "$1" ] && echo "No direction provided" && exit 1
+distanceStr="2 px or 2 ppt"
 
-[ -z $1 ] && echo "No direction provided" && exit 1
-
-function moveChoice {
-  act1=$1 # first action
-  dir1=$2 # first direction
-  act2=$3 # fallback action
-  dir2=$4 # fallback direction
-  i3-msg resize $1 $2 $distanceStr | grep '"success":true' || \
-    i3-msg resize $3 $4 $distanceStr
+moveChoice() {
+  i3-msg resize "$1" "$2" "$distanceStr" | grep '"success":true' || \
+    i3-msg resize "$3" "$4" "$distanceStr"
 }
 
-case $direction in
+case $1 in
   up)
     moveChoice grow up shrink down
     ;;