#!/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=$((CHOICE_HEIGHT+6))
CHOICE=$(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)
clear
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