package org.qi4j.samples.forum.context.view;
import org.qi4j.api.injection.scope.Structure;
import org.qi4j.api.injection.scope.Uses;
import org.qi4j.api.structure.Module;
import org.qi4j.library.rest.server.api.ResourceIndex;
import org.qi4j.library.rest.server.api.dci.Role;
import org.qi4j.samples.forum.data.Moderators;
import org.qi4j.samples.forum.data.entity.Board;
import org.qi4j.samples.forum.data.entity.Forum;
import org.qi4j.samples.forum.data.entity.Post;
import org.qi4j.samples.forum.data.entity.Topic;
import org.qi4j.samples.forum.data.entity.User;
import static org.qi4j.api.property.Numbers.add;
/**
* TODO
*/
public class ViewBoard
implements ResourceIndex<Board>
{
private Posting posting;
private BoardViewer viewer;
private BoardModeration boardModeration;
private ForumModeration forumModeration;
public ViewBoard bind( @Uses Forum forum, @Uses Board board, @Uses User user )
{
posting.bind( board );
viewer.bind( user );
boardModeration.bind( board );
forumModeration.bind( forum );
return this;
}
@Override
public Board index()
{
return posting.self();
}
public Topic createTopic( String subject, String message )
{
return posting.createTopic( subject, message, viewer );
}
protected class BoardViewer
extends Role<User>
{
boolean isModerator( Moderators moderators )
{
return moderators.moderators().contains( self );
}
}
protected class BoardModeration
extends Role<Moderators>
{
boolean isModerator( BoardViewer user )
{
return user.isModerator( self ) || forumModeration.isModerator( user );
}
}
protected class ForumModeration
extends Role<Moderators>
{
boolean isModerator( BoardViewer user )
{
return user.isModerator( self );
}
}
protected class Posting
extends Role<Board>
{
@Structure
Module module;
Topic createTopic( String subject, String message, BoardViewer poster )
{
Topic topic = module.currentUnitOfWork().newEntity( Topic.class );
topic.subject().set( subject );
Post post = module.currentUnitOfWork().newEntity( Post.class );
post.message().set( message );
// Moderation checks
if( boardModeration.isModerator( poster ) )
{
post.status().set( Post.Status.POSTED );
self.lastPost().set( post );
add( self.topicCount(), 1 );
add( self.postCount(), 1 );
return topic;
}
else
{
post.status().set( Post.Status.MODERATION );
}
return topic;
}
}
}