pre_install() {


	AppName=xencelabs
	AppDir=xencelabs

	#some operator before deb install
	echo "try to close driver if it is running"
	if [ -f "/var/lib/dpkg/lock" ]; then
		sudo rm /var/lib/dpkg/lock
	fi
	if [ -f "/var/lib/dpkg/lock-frontend" ]; then
		sudo rm /var/lib/dpkg/lock-frontend
	fi

	pid=`ps -e|grep $AppName`
	AppName=xencelabs
	appScript=$AppName".sh"
	if [ -n "$pid" ]; then
		echo $pid
		arr=()
		while read -r line; do
		   arr+=("$line")
		done <<< "$pid"
		for val in "${arr[@]}";
		do
			appid=`echo $val | awk '{print $1}'`
		   	name=`echo $val | awk '{print $4}'`
		   	echo "ID:"$appid 
			echo "Name:"$name
			if [ "$name" = "$appRunScript" ]; then
				echo "close $appRunScript"
				kill -15 $appid
			elif [ "$name" = "$AppName" ]; then
				echo "close $AppName"
				kill -15 $appid
			fi
		done
	fi

	# try to close driver if it exist
	pid=`ps -e|grep $AppName|awk '{print $1}'`
	if [ -n "$pid" ]; then
		echo "close xencelabs"
		kill -15 $pid
	fi

}

post_install() {

	#some operator after deb installed

	userinfo=`who`
	user=`who | awk  '{print $1}'|head -1`
	echo $user

	AppName=xencelabs
	appPath=/usr/lib/$AppName
	# change permission
	if [ -f /usr/lib/$AppName/start.sh ]; then
		echo "add shell permission"
		chmod +x $appPath/start.sh
	fi

	if [ -f /usr/lib/$AppName/$AppName ]; then
		echo "add exe permission"
		chmod +x $appPath/$AppName
	fi


	# Copy file to app's data path
	langDirName=language
	picDirName=picture
	appDir=/home/$user/.local/share
	dataPath=$appDir/$AppName
	languageDir=$dataPath/$langDirName
	picDir=$dataPath/$picDirName
	echo "create user data dir"
	if [ ! -d $appDir ];then
		echo `mkdir $appDir`
	fi
	if [ ! -d $dataPath ];then
		echo `mkdir $dataPath`
	fi

	chmod +0777 $appDir
	chmod +0777 $dataPath

	confDir=config
	confName=config.xml
	templateName=Template.xml


	echo "copy config"
	if [ -f $appPath/$confDir/$confName ];then
		echo `cp $appPath/$confDir/$confName $dataPath/$confName`
		chmod 0666 $dataPath/$confName
	fi
	chmod +0666 /usr/lib/xencelabs/config/linuxConfig

	echo "copy template config"
	if [ -f $appPath/$confDir/$templateName ];then
		echo `cp $appPath/$confDir/$templateName $dataPath/$templateName`
		chmod 0666 $dataPath/$templateName
	fi

	echo "copy banner"
	echo `cp -rf $appPath/$confDir/$picDirName $dataPath`
	chmod +0777 $picDir
	chmod +0666 $picDir/banner.png
	chmod +0666 $picDir/banner2.png

	if [ -d $appPath/$confDir ];then
		echo "copy lang"
		echo `cp -rf $appPath/$confDir/$langDirName $dataPath`
		chmod +0777 $languageDir
		chmod +0666 $languageDir/ChineseSimplified.ini
		chmod +0666 $languageDir/ChineseTraditional.ini
		chmod +0666 $languageDir/English.ini
		chmod +0666 $languageDir/French.ini
		chmod +0666 $languageDir/German.ini
		chmod +0666 $languageDir/Italian.ini
		chmod +0666 $languageDir/Japanese.ini
		chmod +0666 $languageDir/Korean.ini
		chmod +0666 $languageDir/Polish.ini
		chmod +0666 $languageDir/Russian.ini
		chmod +0666 $languageDir/Spanish.ini
	fi

	#change temp file permition
	echo "change tmp file permition"
	localfile="/tmp/qtsingleapp-Xencel-fb8d-lockfile"
	touch $localfile
	sudo chmod +0777 /tmp/qtsingleapp-Xencel-fb8d-lockfile

	echo "The installation is successful. If this is your first installation, restart your computer please"

}

pre_upgrade() {
	pre_install
}

post_upgrade() {
	post_install
}

pre_remove() {
	echo "==========================================================="
	AppName=xencelabs
	appRunScript=start.sh

	#some operator before uninstall
	pid=`ps -e|grep $AppName`

	if [ -n "$pid" ]; then
		echo $pid
		arr=()
		while read -r line; do
		   arr+=("$line")
		done <<< "$pid"
		for val in "${arr[@]}";
		do
			appid=`echo $val | awk '{print $1}'`
		   	name=`echo $val | awk '{print $4}'`
		   	echo "ID:"$appid 
			echo "Name:"$name

			if [ "$name" = "$appRunScript" ]; then
				echo "close $appRunScript"
				kill -15 $appid
			elif [ "$name" = "$AppName" ]; then
				echo "close $AppName"
				kill -15 $appid
			fi
		done
	fi

	pid=`ps -e|grep $AppName|awk '{print $1}'`
	if [ -n "$pid" ]; then
		echo "close xencelabs"
		kill -15 $pid
	fi

	AppName=xencelabs
	AppDir=xencelabs

	#some operator after deb uninstalled
	if [ -f "/usr/share/applications/$AppName.desktop" ]; then
		rm "/usr/share/applications/$AppName.desktop"
	fi

	if [ -f "/usr/share/icons/$AppName.png" ]; then
		rm "/usr/share/icons/$AppName.png"
	fi

	if [ -d "/usr/lib/$AppDir" ];then
		rm -rf "/usr/lib/$AppDir"
	fi

	userinfo=`who`
	user=`who | awk  '{print $1}'|head -1`
	echo $user

	dataPath=/home/$user/.local/share/$AppDir
	if [ -d $dataPath ];then
		echo `rm -rf $dataPath`
	fi

	echo "The uninstallation is successful."


}

post_remove() {
	echo "remove lockfile"
	sudo rm /tmp/qtsingleapp-Xencel-fb8d-lockfile


}

post_install() {
  echo "--------------------------------------------------------------------------------"
  echo "WARNING: Make sure you create the folder ~/.local/share/xencelabs/"
  echo "WARNING: and copy the contents of /usr/lib/xencelabs/config/ into it."
  echo "WARNING: xencelabs will not work unless you do this."
  echo "--------------------------------------------------------------------------------"
}

post_upgrade() {
  post_install
}