/*
* JBoss, Home of Professional Open Source
* Copyright 2013, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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 this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.richfaces.photoalbum.manager;
/**
* Class encapsulated all functionality, related to working with shelf.
*
* @author Andrey Markhel
*/
import java.io.Serializable;
import java.util.Date;
import java.util.List;
import java.util.Set;
import javax.enterprise.context.RequestScoped;
import javax.enterprise.event.Event;
import javax.enterprise.inject.Any;
import javax.inject.Inject;
import javax.inject.Named;
import javax.validation.ConstraintViolation;
import javax.validation.Validation;
import javax.validation.Validator;
import org.richfaces.photoalbum.model.Shelf;
import org.richfaces.photoalbum.model.User;
import org.richfaces.photoalbum.model.actions.IShelfAction;
import org.richfaces.photoalbum.model.event.ErrorEvent;
import org.richfaces.photoalbum.model.event.EventType;
import org.richfaces.photoalbum.model.event.EventTypeQualifier;
import org.richfaces.photoalbum.model.event.Events;
import org.richfaces.photoalbum.model.event.ShelfEvent;
import org.richfaces.photoalbum.util.Constants;
import org.richfaces.photoalbum.util.Preferred;
@Named
@RequestScoped
public class ShelfManager implements Serializable {
private static final long serialVersionUID = 2631634926126857691L;
private boolean validationSuccess = false;
private List<Shelf> shelves;
@Inject
IShelfAction shelfAction;
@Inject
@Preferred
User user;
@Inject
@EventType(Events.ADD_ERROR_EVENT)
Event<ErrorEvent> error;
@Inject
@Any
Event<ShelfEvent> shelfEvent;
private Shelf newShelf = new Shelf();
public Shelf getShelf() {
return newShelf;
}
public void setShelf(Shelf shelf) {
newShelf = shelf;
}
/**
* Method, that invoked when user want to create new shelf. Only registered users can create new shelves.
*
*/
public void createShelf() {
if (user == null) {
return;
}
newShelf = new Shelf();
}
/**
* Method, that invoked on creation of the new shelf. Only registered users can create new shelves.
*
* @param album - new album
*
*/
public void addShelf(Shelf shelf) {
if (user == null) {
return;
}
shelf.setOwner(user);
if (user.hasShelfWithName(shelf)) {
error.fire(new ErrorEvent(Constants.SAME_SHELF_EXIST_ERROR));
return;
}
validationSuccess = true;
try {
shelf.setCreated(new Date());
shelfAction.addShelf(shelf);
} catch (Exception e) {
error.fire(new ErrorEvent("Error", Constants.SHELF_SAVING_ERROR + " <br/>" + e.getMessage()));
return;
}
shelfEvent.select(new EventTypeQualifier(Events.SHELF_ADDED_EVENT)).fire(new ShelfEvent(shelf));
}
/**
* Method, that invoked when user click 'Edit shelf' button or by inplaceInput component. Only registered users can edit
* shelves.
*
* @param shelf - shelf to edit
* @param editFromInplace - indicate whether edit process was initiated by inplaceInput component
*
*/
public void editShelf(Shelf shelf, boolean editFromInplace) {
if (user == null) {
return;
}
try {
if (user.hasShelfWithName(shelf)) {
error.fire(new ErrorEvent(Constants.SAME_SHELF_EXIST_ERROR));
shelfAction.resetShelf(shelf);
return;
}
if (editFromInplace) {
// We need validate shelf name manually
Validator validator = Validation.buildDefaultValidatorFactory().getValidator();
Set<ConstraintViolation<Shelf>> constraintViolations = validator.validate(shelf);
if (constraintViolations.size() > 0) {
for (ConstraintViolation<Shelf> cv : constraintViolations) {
error.fire(new ErrorEvent("Constraint violation", cv.getMessage()));
}
// If error occured we need refresh album to display correct value in inplaceInput
shelfAction.resetShelf(shelf);
return;
}
}
shelfAction.editShelf(shelf);
} catch (Exception e) {
error.fire(new ErrorEvent("Error", Constants.SHELF_SAVING_ERROR + " <br/>" + e.getMessage()));
shelfAction.resetShelf(shelf);
return;
}
shelfEvent.select(new EventTypeQualifier(Events.SHELF_EDITED_EVENT)).fire(new ShelfEvent(shelf));
}
/**
* Method, that invoked when user click 'Delete shelf' button. Only registered users can delete shelves.
*
* @param image - shelf to delete
*
*/
public void deleteShelf(Shelf shelf) {
if (user == null) {
return;
}
String pathToDelete = shelf.getPath();
try {
shelfAction.deleteShelf(shelf);
} catch (Exception e) {
error.fire(new ErrorEvent("Error", Constants.SHELF_DELETING_ERROR + " <br/>" + e.getMessage()));
return;
}
shelfEvent.select(new EventTypeQualifier(Events.SHELF_DELETED_EVENT)).fire(new ShelfEvent(shelf, pathToDelete));
}
/**
* This method used to populate 'pre-defined shelves' tree
*
* @return List of predefined shelves
*
*/
public List<Shelf> getPredefinedShelves() {
if (shelves == null) {
shelves = shelfAction.getPredefinedShelves();
}
return shelves;
}
public boolean isValidationSuccess() {
return validationSuccess;
}
public void setValidationSuccess(boolean validationSuccess) {
this.validationSuccess = validationSuccess;
}
}