problem 5 solved, but total still needed

responses/5-generate-report.sh

 #!/bin/bash
 
-timesheet="$(pwd)/timesheet.csv"
+timesheet=$1
 
 #sort timesheet by customer
 
 #sum of each customer
 currentCustomer=""
 sum=0
+total=0
 
+echo "Customer      :      Hours"
 
-#infinite loop rn
-sort -t"," -k5 $timeshet | while read -r line
+sort -t"," -k5 $timesheet | while read -r line
 do
 	customer=$(echo $line | cut -d"," -f5)
 	billable=$(echo $line | cut -d"," -f7)
 	hours=$(echo $line | cut -d"," -f8)
 	
-	echo $customer
 
-	if [$customer != $currentCustomer]
+	if [ "$customer" != "$currentCustomer" ]
 	then
-		#echo $currentCustomer
-		#echo $sum
-		currentcustomer=$customer
+		echo "$currentCustomer 	    :  	   $sum"
+		total=$(($total + $sum))
+		currentCustomer="$customer"
 		sum=0
 	fi
 
-	if [$billable == "Y"]
+	if [ "$billable" == "Y" ]
 	then
-		sum=$((sum + hours))
+		sum=$(($sum + $hours))
 	fi
 
 done
+#echo "Total         :        $total"
 
-#final print sum
-echo $currentCustomer
-echo $sum