#!/bin/zsh

echo "Office-Reset: Starting postinstall for Remove_SkypeForBusiness"
autoload is-at-least
SCRIPT_FOLDER=$(/usr/bin/dirname "$0")

GetLoggedInUser() {
	LOGGEDIN=$(/bin/echo "show State:/Users/ConsoleUser" | /usr/sbin/scutil | /usr/bin/awk '/Name :/&&!/loginwindow/{print $3}')
	if [ "$LOGGEDIN" = "" ]; then
		echo "$USER"
	else
		echo "$LOGGEDIN"
	fi
}

SetHomeFolder() {
	HOME=$(dscl . read /Users/"$1" NFSHomeDirectory | cut -d ':' -f2 | cut -d ' ' -f2)
	if [ "$HOME" = "" ]; then
		if [ -d "/Users/$1" ]; then
			HOME="/Users/$1"
		else
			HOME=$(eval echo "~$1")
		fi
	fi
}

## Main
LoggedInUser=$(GetLoggedInUser)
SetHomeFolder "$LoggedInUser"
echo "Office-Reset: Running as: $LoggedInUser; Home Folder: $HOME"

/usr/bin/pkill -9 'Skype for Business'

/bin/rm -rf $HOME/Library/Application\ Scripts/com.microsoft.SkypeForBusiness
/bin/rm -rf $HOME/Library/Containers/com.microsoft.SkypeForBusiness
/bin/rm -rf $HOME/Library/Preferences/com.microsoft.OutlookSkypeIntegration.plist

/bin/rm -f /Library/Preferences/com.microsoft.SkypeForBusiness.plist
/bin/rm -f /Library/Managed\ Preferences/com.microsoft.SkypeForBusiness.plist
/bin/rm -f $HOME/Library/Preferences/com.microsoft.SkypeForBusiness.plist

KeychainHasLogin=$(/usr/bin/security list-keychains | grep 'login.keychain')
if [ "$KeychainHasLogin" = "" ]; then
	echo "Office-Reset: Adding user login keychain to list"
	/usr/bin/security list-keychains -s "$HOME/Library/Keychains/login.keychain-db"
fi

/usr/bin/security delete-generic-password -l 'com.microsoft.SkypeForBusiness.HockeySDK'
/usr/bin/security delete-generic-password -l 'Skype for Business'

/bin/rm -rf /Applications/Skype\ for\ Business.app

/usr/sbin/pkgutil --forget com.microsoft.package.Microsoft_AU_Bootstrapper.app
/usr/sbin/pkgutil --forget com.microsoft.SkypeForBusiness

exit 0