#!/usr/bin/perl -w

# preferred scetion order
%allsections = ();
%allsectionslist = ();
%secnames = (				# preferred order
	     "input" => "0",
	     "required" => "0",
	     "additional" => "0",
	     "advanced" => "0",
	     "output" => "0",
	     "unknown" => "0"
	     );

%secnumber = (				# preferred order
	     "input" => "1",
	     "required" => "2",
	     "additional" => "3",
	     "advanced" => "4",
	     "output" => "5",
	     "unknown" => "0"
	     );

sub numerically { $allsections{$b} <=> $allsections{$a} }
sub numericallyb { $secnames{$b} <=> $secnames{$a} }

chdir( "$ENV{HOME}/local/share/EMBOSS/acd/");
#chdir( "$ENV{HOME}/devemboss/emboss/acd/");
opendir (ACD,".");

while ($acdfile = readdir(ACD)) {
    if ($acdfile !~ /(.*).acd$/) {
#	print "Skipping $acdfile\n";
	next;
    }
    if ($acdfile =~ /^[.]/) {
#	print "Skipping $acdfile\n";
	next;
    }
    
    open (ACDFILE, $acdfile) || die "Cannot open $acdfile";
#    print "reading $acdfile\n";
    $sections = "";
    $secnum = 0;
    $secname = "unknown";
    while ($acdline = <ACDFILE>) {
	if ($acdline =~ /^\s*section:\s+(\S+)/) {
	    if (defined($secnames{$1})) {
		$secname = $1;
		$calc=0;
		if ($secnumber{$secname} <= $secnum) {
		    print "$acdfile: section $secname out of order $secnumber{$secname} <= $secnum\n";
		}
	    }
	}
	if ($acdline =~ /\$[\(]/) {
	    $calc++;
	}
	if ($acdline =~ /^\s*endsection:\s+(\S+)/) {
	    if ($1 eq $secname) {
		$secnames{$1}++;
		$secnum = $secnumber{$secname};
		if ($sections ne "") {$sections .= ";"}
		$sections .= $1;
		if ($calc) {
		    $sections .= "+";
		}
	    }
	}
    }
    close ACDFILE;
    $allsections{$sections}++;
    $allsectionslist{$sections} .= "$acdfile\n";
}

foreach $x (sort numericallyb keys (%secnames)) {
    printf "%4d %s\n", $secnames{$x}, $x;
}
print "=============\n";

foreach $x (sort numerically keys (%allsections)) {
    printf "%4d %s\n", $allsections{$x}, $x;
    print "$allsectionslist{$x}";
}