use Tk;
use IO::Handle;


#################### Check for correct usage of script############################

$mw = new MainWindow;


my $num_args = $#ARGV +1 ;
if ($num_args != 0) 
{
   
   $mw -> messageBox(-message=>"\nUsage: perl replay_file_changes.pl\n");
   exit;
}
##################################################################################



###################### User input #################################################################
print "\nPLEASE SPECIFY INPUT FILE\n";
$ip_file = <>;
chomp $ip_file ;
#check validity of user input
if (-e $ip_file){
	}
else{
	$mw -> messageBox(-message=> "\n$ip_file IS NOT FOUND\n");
	exit;
	}
##################################################################################################






###################### Real deal #################################################################


open(INPUT_FILE, "<$ip_file")  || die "\n!!!ERROR OPENING INPUT FILE. EXITING SCRIPT!!!\n";



while(<INPUT_FILE>){
		
		
		
		if ($_=~ /(.*) =\n/ ){
							
							$mw -> messageBox(-message=> "\nFormat not correct on line $. of input file. Exiting script\n");
							exit;
						}
		elsif ($_=~ /(.*) =\s+\n/ ){
							
							$mw -> messageBox(-message=> "\nFormat not correct on line $. of input file. Exiting script\n");
							exit;
						}
		elsif ($_=~ /(.*) = \s+(.*)/ ){
							
							$mw -> messageBox(-message=> "\nFormat not correct on line $. of input file. Exiting script\n");
							exit;
						}
		
		
		elsif ($_=~ /^NAME\|VALUE = (.*)/ ){
							
							
							&check();
							}
		
		}
		



sub check {
		
		#print "\n$cell_name\n";
		my $name= $1;
		chomp $name;
		while(<INPUT_FILE>){
					if($_=~ /^TASK\|VALUE = (.*)/){
											
										$task_value= $1;
									}
					elsif($_=~ /^(.*) = (.*)/){
											
										$line=$_;
									}						
					elsif($_=~ /^NAME\|VALUE = (.*)/){
											
										exit;
									}						
											
											
				print "\n$name $task_value $line\n";	
					
					
					
											}
					}