#INPUT: output file AND number of iterations

outputDirectory="output_wired_cum_wireless/"
rm -rf $outputDirectory
rm -rf Output/
mkdir -p $outputDirectory

tclFile="final_w2w.tcl"


iteration_float=1.0;
under="_";

outFile="$outputDirectory""OUT"
tempFile="$outputDirectory""TEMPFILE"
graphData="$outputDirectory""GRAPH"


nNodesInit=10
# pcktRateInit = 100

nNodes=$nNodesInit
# pcktRate = $pcktRateInit

iteration=$(printf %.0f $iteration_float);


echo 'Number of nodes will be varied.'


echo 'Please enter the # of iteration'
read nIter

round=1

while [ $round -le $nIter ]
do
	###############################START A ROUND

	echo "++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"
	echo "                         ROUND : $round                              "
	echo "++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"

	l=0;thr=0.0;del=0.0;s_packet=0.0;r_packet=0.0;d_packet=0.0;del_ratio=0.0;
	dr_ratio=0.0;time=0.0;total_retransmit=0.0;rTotalDelay=0.0;

	i=0
	while [ $i -lt $iteration ]
	do
		#################START AN ITERATION
		echo "################EXECUTING $(($i+1)) th ITERATION################"

		# echo "!!!!!!!!!!!!!!!nNOdes = $nNodes!!!!!!!!!!!!!!!!"
		ns $tclFile $nNodes
		#  ns $tclFile
		echo "SIMULATION COMPLETE. BUILDING STAT..."

		flnm="$outputDirectory""tem""$round"
		awk -f final_w2w_awk.awk wired-and-wireless.tr > $tempFile
		cp wired-and-wireless.tr $flnm


		# ======================================================================
		# UPDATING THE VALUES IN EACH ITERATION
		# ======================================================================

		while read val
		do

			l=$(($l+1))

			if [ "$l" == "1" ]; then
				thr=$(echo "scale=5; $thr+$val/$iteration_float" | bc)
				#		echo -ne "throughput: $thr "
			elif [ "$l" == "2" ]; then
				del=$(echo "scale=5; $del+$val/$iteration_float" | bc)
				#		echo -ne "delay: "
			elif [ "$l" == "3" ]; then
				s_packet=$(echo "scale=5; $s_packet+$val/$iteration_float" | bc)
				#		echo -ne "send packet: "
			elif [ "$l" == "4" ]; then
				r_packet=$(echo "scale=5; $r_packet+$val/$iteration_float" | bc)
				#		echo -ne "received packet: "
			elif [ "$l" == "5" ]; then
				d_packet=$(echo "scale=5; $d_packet+$val/$iteration_float" | bc)
				#		echo -ne "drop packet: "
			elif [ "$l" == "6" ]; then
				del_ratio=$(echo "scale=5; $del_ratio+$val/$iteration_float" | bc)
				#		echo -ne "delivery ratio: "
			elif [ "$l" == "7" ]; then
				dr_ratio=$(echo "scale=5; $dr_ratio+$val/$iteration_float" | bc)
				#		echo -ne "drop ratio: "
			elif [ "$l" == "8" ]; then
				time=$(echo "scale=5; $time+$val/$iteration_float" | bc)
				#		echo -ne "time: "
			elif [ "$l" == "9" ]; then
				rTotalDelay=$(echo "scale=5; $rTotalDelay+$val/$iteration_float" | bc)
			fi

			# echo "val: $val"
		done < $tempFile

		i=$(($i+1))
		l=0
	done


	########## OUTPUT FILE GENERATION

	output_file="$outFile$under$round"
	echo "" > $output_file # clearing the output file


	echo "# of Nodes:                   $nNodes " >> $output_file


	echo "" >> $output_file
	echo "" >> $output_file
	echo "" >> $output_file


	echo "Throughput:                   $thr " >> $output_file
	echo "AverageDelay:                 $del " >> $output_file
	echo "Sent Packets:                 $s_packet " >> $output_file
	echo "Received Packets:             $r_packet " >> $output_file
	echo "Dropped Packets:              $d_packet " >> $output_file
	echo "PacketDeliveryRatio:          $del_ratio " >> $output_file
	echo "PacketDropRatio:              $dr_ratio " >> $output_file
	echo "Total time:                   $time " >> $output_file
	echo "Total Delay: 					$rTotalDelay " >> $output_file
	# ==========================================================================
##############################
	cat $output_file


############################
	round=$(($round+1))
#
	########Plotting Graph

	echo -ne "$nNodes " >> $graphData

	nNodes=$(($nNodesInit*$round))
	# pcktRate=$(($pcktRateInit*$round))

	# if [ "$param" == "1" ]; then
	# 	echo -ne "$nNodes " >> $graphData
	# 	nNodes=$(($nNodesInit*$round))
	# elif [ "$param" == "2" ]; then
	# 	echo -ne "$nFlows " >> $graphData
	# 	nFlows=$(($nFlowsInit*$round))
	# elif [ "$param" == "3" ]; then
	# 	echo -ne "$pcktRate " >> $graphData
	# 	pcktRate=$(($pcktRateInit*$round))
	# fi

	# echo "throughput: $thr delay: $del deliver_rat: $del_ratio drop_rat: $dr_ratio" >> $graphData

	echo "$thr $del $del_ratio $dr_ratio" >> $graphData
	#####################END A ROUND
done

param="No of nodes"

# if [ "$param" == "1" ]; then
# 	param="No of nodes"
# elif [ "$param" == "2" ]; then
# 	param="No of flows"
# elif [ "$param" == "3" ]; then
# 	param="Packet Rate"
# fi

arr[0]=""
arr[1]=""
arr[2]="Throughput"
arr[3]="Average Delay"
arr[4]="Packet Delivery Ratio"
arr[5]="Packet Drop Ratio"

arr2[0]=""
arr2[1]=""
arr2[2]="Throughput ( bit/second )"
arr2[3]="Average Delay ( second )"
arr2[4]="Packet Delivery Ratio ( % )"
arr2[5]="Packet Drop Ratio ( % )"

i=5
while [ $i -ge 2 ]
do
	gnuplot -persist -e "set terminal png size 700,500; set output '$outputDirectory${arr[$i]}VS$param.png';set title 'Wired-cum-Wireless : ${arr[$i]} vs $param'; set xlabel '$param'; set ylabel '${arr2[$i]}'; plot '$outputDirectory/GRAPH' using 1:$i with lines"
	i=$(($i-1))
done

# mv $outputDirectory "Output"