scripts: whiptail migration menu

scripts/ui/advanced_menu.sh

@@ -138,40 +138,3 @@ switch_menu(){
     ERROR_MSG="No Klipper directory found! Download Klipper first!"
   fi
 }
-
-#############################################################
-#############################################################
-
-migration_ui(){
-  top_border
-  echo -e "|     $(title_msg "~~~~~~~~~ [ CustomPiOS Migration ] ~~~~~~~~~~")     | "
-  hr
-  echo -e "|  This function will help you to migrate a vanilla     | "
-  echo -e "|  MainsailOS or FluiddPi image to a newer state.       | "
-  blank_line
-  echo -e "|  Only use this function if you use MainsailOS 0.4.0   | "
-  echo -e "|  or lower, or FluiddPi v1.13.0 or lower.              | "
-  blank_line
-  echo -e "|  Please have a look at the KIAUH changelog for more   | "
-  echo -e "|  details on what this function will do.               | "
-  hr
-  echo -e "|                                                       | "
-  echo -e "|  1) [Migrate MainsailOS]                              | "
-  echo -e "|  2) [Migrate FluiddPi]                                | "
-  echo -e "|                                                       | "
-  back_footer
-}
-
-migration_menu(){
-  print_msg && clear_msg
-  migration_ui
-  while true; do
-    read -p "${cyan}Perform action:${default} " action; echo
-    case "$action" in
-      1) migrate_custompios "mainsail"; migration_menu;;
-      2) migrate_custompios "fluiddpi"; migration_menu;;
-      B|b) clear; advanced_menu; break;;
-      *) print_unkown_cmd; migration_menu;;
-    esac
-  done
-}

scripts/ui/migration_menu.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+
+migration_menu(){
+	local menu_options=(
+		"1" "Migrate MainsailOS"
+		"2" "Migrate FluiddPi"
+	)
+  local menu_str="This function will help you to migrate a vanilla MainsailOS or FluiddPi image to a newer state.
+Only use this function if you use MainsailOS 0.4.0 or lower, or FluiddPi v1.13.0 or lower.
+Please have a look at the KIAUH changelog for more details on what this function will do."
+
+  while true; do
+    local menu
+    menu=$(whiptail --title "CustomPiOS Migration" --cancel-button "Back" --notags --menu "$menu_str\n\nPerform Action:" \
+      "$KIAUH_WHIPTAIL_NORMAL_HEIGHT" "$KIAUH_WHIPTAIL_NORMAL_WIDTH" 8 "${menu_options[@]}" 3>&1 1>&2 2>&3)
+    local out=$?
+    if [ $out -eq 1 ]; then
+    	break
+    elif [ $out -eq 0 ]; then
+			case "$menu" in
+				1) migrate_custompios "mainsail";;
+      	2) migrate_custompios "fluiddpi";;
+			esac
+		else
+			# Unexpected event, no clue what happened
+			exit 1
+		fi
+  done
+}