=head1 NAME

EPrints::Plugin::Screen::EPrint::Move

=cut

package EPrints::Plugin::Screen::EPrint::Move;

@ISA = ( 'EPrints::Plugin::Screen::EPrint' );

use strict;

sub new
{
	my( $class, %params ) = @_;

	my $self = $class->SUPER::new(%params);

	#	$self->{priv} = # no specific priv - one per action

	$self->{actions} = [qw/ move_inbox move_buffer move_archive move_deletion /];

	$self->{appears} = [
{ place => "eprint_actions", 	action => "move_inbox", 	position => 600, },
{ place => "eprint_editor_actions", 	action => "move_archive", 	position => 400, },
{ place => "eprint_editor_actions", 	action => "move_buffer", 	position => 500, },
{ place => "eprint_editor_actions", 	action => "move_deletion", 	position => 700, },
{ place => "eprint_actions_bar_buffer", action => "move_archive", position => 100, },
{ place => "eprint_actions_bar_buffer", action => "move_deletion", position => 110, },
{ place => "eprint_actions_bar_archive", action => "move_buffer", position => 100, },
{ place => "eprint_actions_bar_archive", action => "move_deletion", position => 110, },
{ place => "eprint_actions_bar_deletion", action => "move_buffer", position => 100, },
{ place => "eprint_actions_bar_deletion", action => "move_archive", position => 110, },
{ place => "eprint_review_actions", action => "move_archive", position => 200, },
{ place => "eprint_review_actions", action => "move_deletion", position => 600, },
	];
	$self->{action_icon} = { move_archive => "action_approve.png", move_deletion => "action_deprecate.png" };

	return $self;
}

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

	return $self->could_obtain_eprint_lock;
}

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

	$self->EPrints::Plugin::Screen::EPrint::View::about_to_render;
}

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

	return 0 unless $self->could_obtain_eprint_lock;
	return $self->allow( "eprint/move_buffer" );
}

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

	my $ok = $self->{processor}->{eprint}->move_to_buffer;

	$self->add_result_message( $ok );
}

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

	return 0 unless $self->could_obtain_eprint_lock;
	return $self->allow( "eprint/move_inbox" );
}
sub action_move_inbox
{
	my( $self ) = @_;

	my $user = $self->{processor}->{eprint}->get_user();
	# We can't bounce it if there's no user associated 

	if( !defined $user )
	{
		$self->{session}->render_error( 
			$self->{session}->html_phrase( 
				"cgi/users/edit_eprint:no_user" ),
			"error" );
		return;
	}

	my $ok = $self->{processor}->{eprint}->move_to_inbox;

	$self->add_result_message( $ok );
}


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

	return 0 unless $self->could_obtain_eprint_lock;
	return $self->allow( "eprint/move_archive" );
}
sub action_move_archive
{
	my( $self ) = @_;

	my $ok = $self->{processor}->{eprint}->move_to_archive;

	$self->add_result_message( $ok );
}


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

	return 0 unless $self->could_obtain_eprint_lock;
	return 0 if ! $self->{processor}->{eprint}->get_value( 'datestamp' )  && $self->{processor}->{eprint}->get_value( 'eprint_status' ) eq "buffer"; # Allow once live items in the buffer to be retired without going via the live archive again.
	return $self->allow( "eprint/move_deletion" );
}
sub action_move_deletion
{
	my( $self ) = @_;

	my $ok = $self->{processor}->{eprint}->move_to_deletion;

	$self->add_result_message( $ok );
}



sub add_result_message
{
	my( $self, $ok ) = @_;

	if( $ok )
	{
		$self->{processor}->add_message( "message",
			$self->html_phrase( "status_changed",
				status=>$self->{processor}->{eprint}->render_value( "eprint_status" ) ) );
	}
	else
	{
		$self->{processor}->add_message( "error",
			$self->html_phrase( 
				"cant_move",
				id => $self->{session}->make_text( 
					$self->{processor}->{eprintid} ) ) );
	}

	$self->{processor}->{screenid} = "EPrint::View";
}

1;

=head1 COPYRIGHT

=for COPYRIGHT BEGIN

Copyright 2022 University of Southampton.
EPrints 3.4 is supplied by EPrints Services.

http://www.eprints.org/eprints-3.4/

=for COPYRIGHT END

=for LICENSE BEGIN

This file is part of EPrints 3.4 L<http://www.eprints.org/>.

EPrints 3.4 and this file are released under the terms of the
GNU Lesser General Public License version 3 as published by
the Free Software Foundation unless otherwise stated.

EPrints 3.4 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with EPrints 3.4.
If not, see L<http://www.gnu.org/licenses/>.

=for LICENSE END