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package par2script::parameter;

use Cwd;
use par2script::files;
use par2script::globals;
use par2script::systemactions;

############################################
# Parameter Operations
############################################

###############################################################################
# Usage:
# perl par2script.pl -i ..\wntmsci8.pro\par,o:\SRX645\wntmsci8.pro\par.m24 
# 					@@C:\DOCUMEN~1\is\LOCALS~1\Temp\mk6pd
# 					-o ..\wntmsci8.pro\bin\osl\setup_osl.inf
###############################################################################

sub usage
{
	print <<Ende;

--------------------------------------------------------------
$par2script::globals::prog
The following parameter are needed:
-i: include pathes, comma separated list
-o: setup script file name
-v: writing logfile.txt (optional)
\@\@list: list of all par files
 
Example:
 perl par2script.pl -i ..\\wntmsci8\\par\,o\:\\SRX645\\wntmsci8\\par.m24 
 		\@\@C\:\\DOCUMEN\~1\\is\\LOCALS\~1\\Temp\\mk6pd
 		-o ..\\wntmsci8.pro\\bin\\osl\\setup_osl.inf \[-v\]

--------------------------------------------------------------
Ende
	exit(-1);
}

#####################################
# Reading parameter
#####################################

sub getparameter
{
	while ( $#ARGV >= 0 )
	{
		my $param = shift(@ARGV);
		
		if ($param eq "-o") { $par2script::globals::scriptname = shift(@ARGV); }
		elsif ($param eq "-v") { $par2script::globals::logging = 1; }
		elsif ($param =~ /\@\@/) { $par2script::globals::parfilelistorig = $param; }
		elsif ($param eq "-i") { $par2script::globals::includepathlist = shift(@ARGV); }
		elsif (($param =~ /\//) || ($param =~ /\\/))	# another include parameter!
		{
			$par2script::globals::includepathlist = $par2script::globals::includepathlist . "," . $param;
		}
		else
		{
			print("\n*************************************\n");
			print("Sorry, unknown parameter: $param");
			print("\n*************************************\n");
			usage();
			exit(-1);
		}	
	}
}

############################################
# Controlling  the fundamental parameter
# (required for every process)
############################################

sub control_parameter
{
	if ($par2script::globals::includepathlist eq "")
	{
		print "\n************************************************\n";
		print "Error: Include pathes not set not set (-i)!";
		print "\n************************************************\n";
		usage();
		exit(-1);
	}
	
	if ($par2script::globals::scriptname eq "")
	{
		print "\n************************************************\n";
		print "Error: Name of the setup script not set (-o)!";
		print "\n************************************************\n";
		usage();
		exit(-1);
	}

	if ($par2script::globals::parfilelistorig eq "")
	{
		print "\n************************************************\n";
		print "Error: List of par files not set!";
		print "\n************************************************\n";
		usage();
		exit(-1);
	}
	
	# The par file list has to exist
	
	$par2script::globals::parfilelist = $par2script::globals::parfilelistorig;
	$par2script::globals::parfilelist =~ s/\@\@//;
	par2script::files::check_file($par2script::globals::parfilelist);
}

#####################################
# Writing parameter to shell
#####################################

sub outputparameter
{
	my $outputline = "\n$par2script::globals::prog -i $par2script::globals::includepathlist $par2script::globals::parfilelistorig -o $par2script::globals::scriptname";

	if ($par2script::globals::logging) { $outputline .= " -v"; }
	
	$outputline .= "\n";

	print $outputline;
}

1;