#!/usr/bin/env perl

# Copyright (C) 2007-2009 Martin A. Hansen.

# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

# http://www.gnu.org/copyleft/gpl.html


# >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> DESCRIPTION <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

# Translate peptide sequences in the stream.

# >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<


use warnings;
use strict;
use Maasha::Biopieces;
use Maasha::Seq;


# >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<


my ( $options, $in, $out, $record, $frame, %new_record );

$options = Maasha::Biopieces::parse_options(
    [
        { long => 'frames', short => 'f', type => 'list', mandatory => 'no', default => '1,2,3,-1,-2,-3', allowed => '1,2,3,-1,-2,-3', disallowed => undef },
    ]   
);

$in  = Maasha::Biopieces::read_stream( $options->{ "stream_in" } );
$out = Maasha::Biopieces::write_stream( $options->{ "stream_out" } );

while ( $record = Maasha::Biopieces::get_record( $in ) ) 
{
    if ( $record->{ "SEQ" } )
    {
        if ( Maasha::Seq::seq_guess_type( $record->{ "SEQ" } ) eq "DNA" )
        {
            foreach $frame ( @{ $options->{ "frames" } } )
            {
                %new_record = %{ $record };

                $new_record{ "SEQ" }     = Maasha::Seq::translate( $record->{ "SEQ" }, $frame );
                $new_record{ "SEQ_LEN" } = length $new_record{ "SEQ" };
                $new_record{ "FRAME" }   = $frame;

                Maasha::Biopieces::put_record( \%new_record, $out );
            }
        }
    }
    else
    {
        Maasha::Biopieces::put_record( $record, $out );
    }
}

Maasha::Biopieces::close_stream( $in );
Maasha::Biopieces::close_stream( $out );


# >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<


BEGIN
{
    Maasha::Biopieces::status_set();
}


END
{
    Maasha::Biopieces::status_log();
}


# >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<


__END__