replace ugly if statement with case

functions/cmd_to_container.sh

@@ -30,13 +30,17 @@ do
     containers+=("$(echo "$search" | grep "$pod" | awk '{print $4}')") 
 done
 
-if [[ "${#containers[@]}" == 0  ]]; then
+case "${#containers[@]}" in
+    0)
         echo -e "No containers available\nAre you sure the application in running?"
         exit
-elif [[ "${#containers[@]}" == 1 ]]; then
+        ;;
+    1)
         container=$(echo "$search" | grep "${pod_id[*]}" | awk '{print $4}')
         container_id=$(echo "$search" | grep -E "[[:space:]]${container}[[:space:]]" | awk '{print $1}')
-else
+        ;;
+
+    *)
         while true
         do
             clear -x
@@ -64,7 +68,44 @@ else
         done
         container=$(echo "$cont_search" | grep ^"$selection)" | awk '{print $2}')
         container_id=$(echo "$search" | grep -E "[[:space:]]${container}[[:space:]]" | awk '{print $1}')
-fi
+        ;;
+esac
+
+# if [[ "${#containers[@]}" == 0  ]]; then
+#     echo -e "No containers available\nAre you sure the application in running?"
+#     exit
+# elif [[ "${#containers[@]}" == 1 ]]; then
+#     container=$(echo "$search" | grep "${pod_id[*]}" | awk '{print $4}')
+#     container_id=$(echo "$search" | grep -E "[[:space:]]${container}[[:space:]]" | awk '{print $1}')
+# else
+#     while true
+#     do
+#         clear -x
+#         title
+#         cont_search=$(
+#         for i in "${containers[@]}"
+#         do
+#             echo "$i"
+#         done | nl -s ") " | column -t
+#         )
+#         echo "$cont_search"
+#         echo
+#         echo "0)  Exit"
+#         read -rt 120 -p "Choose a container by number: " selection || { echo -e "\nFailed to make a selection in time" ; exit; }
+#         if [[ $selection == 0 ]]; then
+#             echo "Exiting.."
+#             exit
+#         elif ! echo -e "$cont_search}" | grep -qs ^"$selection)" ; then
+#             echo "Error: \"$selection\" was not an option.. Try again"
+#             sleep 3
+#             continue
+#         else
+#             break
+#         fi
+#     done
+#     container=$(echo "$cont_search" | grep ^"$selection)" | awk '{print $2}')
+#     container_id=$(echo "$search" | grep -E "[[:space:]]${container}[[:space:]]" | awk '{print $1}')
+# fi
 while true
 do
     clear -x