#!/bin/sh

appType=$1;
SuQnapBin32=$appType"IdriveSu/qnap_x86.zip";
SuQnapBin64=$appType"IdriveSu/qnap_x86_64.zip";
SuQnapArmBin=$appType"IdriveSu/qnap_arm_x09.zip";
SuQnapAarchBin=$appType"IdriveSu/qnap_arm_64.zip";

currentDir=$PWD;

#Get Machine type and get evs link sequence
machineType="$2";

MACHINE_ARCH=$(uname -m)

if [ "$machineType" == "qnap" ] && [ `echo "${MACHINE_ARCH}" | grep -i 'armv'` ]; then
	arrayLinks="$SuQnapArmBin"
elif [ "$machineType" == "qnap" ] && [ "${MACHINE_ARCH}" == 'i686' ]; then
	arrayLinks="$SuQnapBin32"
elif [ "$machineType" == "qnap" ] && [ "${MACHINE_ARCH}" == 'x86' ]; then
	arrayLinks="$SuQnapBin32"
elif [ "$machineType" == "qnap" ] && [ "${MACHINE_ARCH}" == 'x86_64' ]; then
	arrayLinks="$SuQnapBin64 $SuQnapBin32"
elif [ "$machineType" == "qnap" ] && [ "${MACHINE_ARCH}" == 'aarch64' ]; then
	arrayLinks="$SuQnapAarchBin"
else
	arrayLinks="$SuQnapBin64 $SuQnapBin32 $SuQnapArmBin $SuQnapAarchBin";
fi

#Get zip/unzip type
sevenUnzip=`which 7z`;
if [ $sevenUnzip ]; then
       unzip="$sevenUnzip x";
else        
       unzip=`which unzip`;        
fi    

workStat=0;
for i in $arrayLinks
do
	zipName=`echo "${i##*/}"`;
		cp -rfp $i $currentDir;
        $unzip "$zipName";
        rm "$zipName";
        zipFullPath=`echo "$zipName" | cut -d. -f1`;
		suDir="$currentDir/$zipFullPath";
        su="$suDir/su";
        chmod 4755 "$su";
        suHelpRes=`$su --help 1>out.txt 2>>out.txt`;
        suHelpResLen=`wc -l out.txt | awk -F " " '{print $1}'`;
		rm "out.txt"

		if [ "$suHelpResLen" -gt "5" ]; then
			cp -rfp $su "$1";
			workStat=1;	
			rm -rf $appType"IdriveSu";
        fi
		
		if [ "$suDir" != "/" ]; then
			rm -rf "$suDir";
		fi 
		
		if [ "$workStat" -eq "1" ]; then
			break;
		fi
done

echo "";
echo "";
echo "Send the below details to support:";
echo "------------------------------------";
echo "Machine Details: $machineType";
if [ $workStat -eq 1 ]; then
	echo "Working zip is $zipName";
elif [ $workStat -eq 0 ]; then
	echo "Unable to find compatible su binary";
fi