#!/bin/zsh
#######################
#
# Benjamin Buchheim - b.buchheim@eos-ts.com 13th April 2022
# Michelle Tembaak - m.tembaak.extern@eos-ts.com 
# Script is used to rerun the macOS setup assistant due re-MDM-Enrollment
# 
########################

#remove quarantine flag
xattr -r -d com.apple.quarantine /Library/Application\ Support/EOS/DEPNotify/DEPNotify.app

# defining Log-Files 
DNLOG=/var/tmp/depnotify.log
CountDown=60

rm $DNLOG
touch $DNLOG

# Get the currently logged in user.
currentUser=$(/usr/bin/stat -f "%Su" /dev/console)

#Create help bubble
mv /Library/Application\ Support/EOS/menu.nomad.depnotify.plist /Users/$currentUser/Library/Preferences/
chown "$currentUser":"EOS\Domain Users" /Users/$currentUser/Library/Preferences/menu.nomad.depnotify.plist

# Since this is running as root, run the DEPNotify process as the currently logged in user instead
/usr/bin/sudo -u $currentUser /usr/bin/open -a /Library/Application\ Support/EOS/DEPNotify/DEPNotify.app/Contents/MacOS/DEPNotify --args 

# echo "Command: Help: servicedesk@eos-ts.com  +49-40-2850-1010 " >> $DNLOG
echo "Command: Image: /Library/Application Support/EOS/DEPNotify/EOS.png" >> $DNLOG
echo "Command: MainTitle: Migrating your Mac" >> $DNLOG
echo "Command: MainText: Please stand by, your mac is getting prepared for the migration.." >> $DNLOG
echo "Status: Cleaning up jamf" >> $DNLOG

sleep 10
echo "Command: Video: /Library/Application Support/EOS/DEPNotify/Enrollment.mp4" >> $DNLOG


# removing Jamf Framework - since the MDM Profile and other profiles need to be removed, this is will do everything in one step
echo "Status: Removing Jamf binary.." >> $DNLOG
/usr/local/jamf/bin/jamf removeFramework 

# waiting till jamf removeFramework is completly done
sleep 60

# Preparing ReRun of the Setupassistant
echo "Status: Preparing Systemfiles for migration" >> $DNLOG

rm /var/db/.AppleSetupDone
sleep 10
touch /var/db/.RunLanguageChooserToo
sleep 10
rm /Library/Keychains/apsd.keychain
sleep 10
rm -rf /var/db/ConfigurationProfiles/
sleep 60

echo "Status: Enrolling device to Jamf Cloud" >> $DNLOG
# Ensure that the DEP-Settings are updated
profiles renew -type enrollment

# wait again till sync is completly done
sleep 60

echo "MigrationFromJSS" > "/Library/Application Support/EOS/EnrollmentMethod"

# Restarting 
# echo "Command: MainText: All prepared, now we need to restart this Mac. Please continue and click on 'Restart' or wait a few seconds for automatic restart." >> $DNLOG
echo "Command: MainText: All prepared! Your mac needs to get restarted. Please wait for automatic restart." >> $DNLOG
# echo "Command: ContinueButtonRestart: Restart" >> $DNLOG
while [[ $CountDown -ge 0 ]]; do 
	echo "Status: Automatic restart in $CountDown" >> $DNLOG 
    echo "Command: MainTitle: Restart in $CountDown" >> $DNLOG
    (( CountDown = $CountDown - 1 ))
    sleep 1
done
echo "Command: RestartNow: Restarting.." >>  $DNLOG && sleep 10
echo "Command: Quit" >> $DNLOG
shutdown -r now -k && exit 0