#!/bin/bash
#set -x

echo "note: Make sure that the data partition is named 'Macintosh HD - Data', and the main partition is named Macintosh HD"
sleep 3

# Path to the dscl tool
dscl_path="/Volumes/Macintosh HD - Data/private/var/db/dslocal/nodes/Default"

echo "Give a username, real name, and password for a new user:"

printf " - Real username [MDMUser]: "
read realname

printf " - Username [mdmuser]: "
read username

printf " - Password [mdmuser]: "
read password

# Set to default values
realname="${realname:=MDMUser}"
username="${username:=mdmuser}"
password="${password:=mdmuser}"

dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username"
dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" UserShell "/bin/zsh"
dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" RealName "$realname"
dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" RealName "$realname"
dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" UniqueID "502"
dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" PrimaryGroupID "20"
dscl -f "$dscl_path" localhost -create "/Local/Default/Users/$username" NFSHomeDirectory "/Users/$username"
dscl -f "$dscl_path" localhost -passwd "/Local/Default/Users/$username" "$password"
dscl -f "$dscl_path" localhost -append "/Local/Default/Groups/admin" GroupMembership $username

mkdir "/Volumes/Macintosh HD - Data/Users/$username"

echo "0.0.0.0 deviceenrollment.apple.com" >> /Volumes/Macintosh\ HD/etc/hosts
echo "0.0.0.0 mdmenrollment.apple.com   " >> /Volumes/Macintosh\ HD/etc/hosts
echo "0.0.0.0 iprofiles.apple.com       " >> /Volumes/Macintosh\ HD/etc/hosts

rm -rf /Volumes/Macintosh\ HD/var/db/ConfigurationProfiles/Settings/.cloudConfigHasActivationRecord
rm -rf /Volumes/Macintosh\ HD/var/db/ConfigurationProfiles/Settings/.cloudConfigRecordFound
touch /Volumes/Macintosh\ HD/var/db/ConfigurationProfiles/Settings/.cloudConfigProfileInstalled
touch /Volumes/Macintosh\ HD/var/db/ConfigurationProfiles/Settings/.cloudConfigRecordNotFound

touch "/Volumes/Macintosh HD - Data/private/var/db/.AppleSetupDone"

echo "Done. Rebooting in 10 seconds..."
sleep 10
echo "Rebooting..."
reboot