#!c:/perl/bin/perl.exe

use strict;

use warnings;

use File::Find;

our $copyright = <<'HERE';
#region "Usage Rights"
//  Redacted to protect the guilty
//  All rights reserved.  This document was developed under U.S.
//  Government Contract No. pi, and therefore the U.S.
//  Government is granted a copyright license to this document for U.S.
//  Government purposes.
#endregion

HERE

our $access_modifier = "public|private|protected|internal|protected internal";
our $method_modifier = "virtual|sealed|override|abstract|extern";

our $comment = <<HERE;
\\s*///\\s*<summary>
\\s*///\\s*\\w+
\\s*///\\s*</summary>
\\s*///\\s*<param name = ".+">\\w+</param>\\s*
HERE

our $not_method =
"as|basebreakcase|catch|checked|class|const|continue|
default|delegate|do|else|enum|event|explicit|false|finally|fixed|
for|foreach|goto|if|implicit|in|interface|is|lock|namespace|
null|object|operator|out|params|readonly|ref|return|sizeof|
stackalloc|struct|switch|this|throw|true|try|typeof|unchecked|
unsafe|using|volatile|while";

=comment
put stuff to glob the files here.
=cut

#  Gets input and output filenames while getting Wanted to work
my ($filin, $filout) = (@ARGV);

Wanted($filin, $filout);

exit;

sub Wanted {
my ($filin, $filout) = (@_);

my %methods;

open(FILIN, "<", "$filin") or die $^E;

my $autogen = 0;

my $line;

while ($line = <FILIN>) {
    chomp $line;
    if ($line =~ /^\W*$not_method/) {
        next;
    }
    if ($autogen < 48) {    #   This block looks for auto-generated files and skips to the next with no alterations at all.
        if ($line =~ /<auto-generated>/) {
            close FILIN;
            return 0;
        }
        ++$autogen;
    }
    if (  $line =~ m`(new)?                       # new is an optional element
                     \s+ ($access_modifier)         # public, private, protected etc.
                     \s* ($method_modifier)?        # static, override, extern, etc.  Also optional
                     \s* \w+                        # return type, not optional
                     \s+ \w+                        # method name
                     \s* \( .* \)                   # parameter list in parentheses
                     `xo  ) {                       # 'x' allows comments and internal whitespace, o says compile the pattern once only
        my $method = $line;
        my $summary = $method;
        $summary =~ s/^\s+//;
        my $params = $summary;
        $params =~ s`.*\(([^\(]*)\)`$1`;
        my @params = split ',', $params;
        my $header = <<HERE;
        /// <summary>
        ///  $summary
        /// </summary>
HERE
        for (@params) {
            my ($type, $name) = split ' ', $_;
            $header .= <<HERE;
        /// <param name="$name">$type</param>
HERE
        }
        $methods{$method} = $header;
    }
}
close FILIN;

open FILIN, "<", "$filin" or die $!;

my $file;

{local $/;
$file = <FILIN>;
close FILIN;
}

METHOD: for (sort keys %methods) {
    my $method = $_;
    if ($file =~ m`$comment$method`s) {
        next METHOD;
    }
    my $header = $methods{$method};
    my @file = split /$method/, $file;
    $file[0] .= $header;
    $file = join '', @file;
}

$file =~ s/#region "Usage Rights".+Government purposes.\n#endregion//gs;

$file = $copyright . $file;

open FILOUT, ">", "$filout";

print FILOUT $file;

close FILOUT;
}

##</code><code>##

		public virtual void Destroy(object O)
		{
			try
			{
                m_container.Mockery.VerifyAllExpectationsHaveBeenMet();
			}
			finally
			{
				m_container = null;
			}
		}