#------------------------------------------------------------
# Copyright (C) 2006 RoyaltyShare, Inc.   All Rights Reserved
# $Id$
#------------------------------------------------------------
package RPS::Mechanical::Command::ListPayors;
use strict;
use warnings;
use Data::Dumper;

use lib '/app/tools/rps/lib';
use RPS::Command;

use base 'RPS::Command';

use lib '/app/tools/common/lib';
use Common::Assert;
use RSApache::Response::XSLT;
use RSApache::Response::Redirect;

sub _template { assert( 0, 'override this' ); }

sub _getMechanicalPayorList {
    my ( $self, $runID ) = @_;
    assert( 0, 'override this' );
}

sub _getEditPaymentsCommand {
    my ( $self, $runID, $payorID ) = @_;
    assert( 0, 'override this' );
}

sub _getShowCommand {
    my ( $self, $runID, $payorID ) = @_;
    assert( 0, 'override this' );
}

sub execute {
    my ($self) = @_;

    my $response = $self->SUPER::execute();
    return $response if $response;

    my $runID     = $self->getParam('MechanicalRunID');
    my $payorList = $self->_getMechanicalPayorList($runID);

    # I want to re-use this command to present the payor list both when viewing the
    # 'normal' statement list view, and the new statement payment list.
    #
    my $editPayments = $self->getParam('Payments');

    # If we only have 1 thing in the list, we really don't need to list it... just skip to the
    # detail screen.
    #
    if ( 1 == $payorList->size() ) {
        my $onlyPayor = ${ $payorList->getArray() }[0];
        my $payorID   = $onlyPayor->{PayorID};
        my $command;
        if ($editPayments) {
            $command = $self->_getEditPaymentsCommand( $runID, $payorID );
        } else {
            $command = $self->_getShowCommand( $runID, $payorID );
        }
        $response = RSApache::Response::Redirect->new( $command->getRedirect() );
    } else {
        $self->{xml}{MechanicalPayorList} = $payorList;
        $response = RSApache::Response::XSLT->new( $self->{xml}, $self->_template() );
    }

    return $response;
}

1;