package Bio::Roary::External::Makeblastdb;

# ABSTRACT: Wrapper around NCBIs makeblastdb command


use Moose;
use File::Temp;
use Cwd;
with 'Bio::Roary::JobRunner::Role';

has 'fasta_file'         => ( is => 'ro', isa => 'Str', required => 1 );
has 'mask_data'          => ( is => 'ro', isa => 'Str', required => 1  );
has 'exec'               => ( is => 'ro', isa => 'Str', default  => 'makeblastdb' );
has '_working_directory' => ( is => 'ro', isa => 'File::Temp::Dir', default  => sub { File::Temp->newdir( DIR => getcwd, CLEANUP => 1 ); } );
has '_dbtype'            => ( is => 'ro', isa => 'Str', default  => 'prot' );
has '_logfile'           => ( is => 'ro', isa => 'Str', default  => '/dev/null' );
has 'output_database'    => ( is => 'ro', isa => 'Str', lazy     => 1, builder => '_build_output_database' );

# Overload Role
has '_memory_required_in_mb'  => ( is => 'ro', isa => 'Int', default => 4000);

sub _build_output_database {
    my ($self) = @_;
    return join( '/', ( $self->_working_directory->dirname(), 'output_contigs' ) );
}

sub _command_to_run {
    my ($self) = @_;
    return join(
        " ",
        (
            $self->exec,    
            '-in',      $self->fasta_file,       
            '-dbtype',  $self->_dbtype, 
            '-parse_seqids',
            '-mask_data', $self->mask_data,
            '-out',     $self->output_database, 
            '-logfile', $self->_logfile
        )
    );
}

sub run {
  my ($self) = @_;
  my @commands_to_run;
  push(@commands_to_run, $self->_command_to_run );
  
  my $job_runner_obj = $self->_job_runner_class->new( commands_to_run => \@commands_to_run, memory_in_mb => $self->_memory_required_in_mb, queue => $self->_queue, cpus  => $self->cpus  );
  $job_runner_obj->run();
  
  1;
}

no Moose;
__PACKAGE__->meta->make_immutable;
1;

__END__

=pod

=encoding UTF-8

=head1 NAME

Bio::Roary::External::Makeblastdb - Wrapper around NCBIs makeblastdb command

=head1 VERSION

version 2.0.7

=head1 SYNOPSIS

Take in a fasta file and create a temporary blast database.

   use Bio::Roary::External::Makeblastdb;
   
   my $blast_database= Bio::Roary::External::Makeblastdb->new(
     fasta_file => 'contigs.fa',
     exec       => 'makeblastdb'
   );
   
   $blast_database->run();

=head1 METHODS

=head2 output_database

Returns the path to the temporary blast database files

=head1 AUTHOR

Andrew J. Page <ap13@sanger.ac.uk>

=head1 COPYRIGHT AND LICENSE

This software is Copyright (c) 2013 by Wellcome Trust Sanger Institute.

This is free software, licensed under:

  The GNU General Public License, Version 3, June 2007

=cut
