raspiblitz/home.admin/setup.scripts/dialogBasicSetup.sh

#!/bin/bash

# get basic system information
# these are the same set of infos the WebGUI dialog/controler has
source /home/admin/_version.info

specialOption=$1 # (optional - can be 'update', 'recovery' or 'migration' )

# chose how to setup node (fresh or from a upload backup)
OPTIONS=()
OPTIONS+=(FRESHSETUP "Setup a new RaspiBlitz")
if [ "${specialOption}" == "update" ] || [ "${specialOption}" == "recovery" ]; then
  OPTIONS+=(RECOVER "Recover/Update existing RaspiBlitz")  
fi
if [ "${specialOption}" == "migration" ]; then
  OPTIONS+=(CHANGE "Make Node a RaspiBlitz")  
fi
OPTIONS+=(FROMBACKUP "Upload Migration Backup")
OPTIONS+=(SHUTDOWN "Shutdown without Changes")

CHOICE_HEIGHT=$(("${#OPTIONS[@]}/2+1"))
HEIGHT=$(($CHOICE_HEIGHT+6))
echo "CHOICE_HEIGHT(${CHOICE_HEIGHT}) HEIGHT(${HEIGHT})"
sleep 3

CHOICE=$(dialog --clear --backtitle "RaspiBlitz ${codeVersion} - Setup" --title "⚡ Welcome to your RaspiBlitz ⚡" --menu "\nChoose how you want to setup your RaspiBlitz: \n " ${CHOICE_HEIGHT} 64 ${HEIGHT}  "${OPTIONS[@]}" 2>&1 >/dev/tty)

case $CHOICE in
        FRESHSETUP)
            # 0 --> FRESH SETUP 
            exit 0;
            ;;
        FROMBACKUP)
            # 1 --> UPLOAD MIGRATION BACKUP
            exit 1
            ;;
        SHUTDOWN)
            # 2 --> SHUTDOWN
            clear
            echo "Shutting down without changes ..."
            echo "Cut power when you see no status LED blinking anymore."
            exit 2
            ;;
        RECOVER)
            # 4 --> RECOVER / UPDATE
            exit 4
            ;;
        CHANGE)
            # 5 --> MIGRATE
            exit 5
            ;;
        *)
            # 3 --> ESC/CANCEL = EXIT TO TERMINAL
            clear
            echo "Exit to Terminal from RaspiBlitz Setup ..."
            exit  3
esac