/*
* Copyright 2011 CAST, Inc.
*
* This file is part of the UDL Curriculum Toolkit:
* see <http://code.google.com/p/udl-curriculum-toolkit>.
*
* The UDL Curriculum Toolkit is free software: you can redistribute and/or
* modify it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* The UDL Curriculum Toolkit 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this software. If not, see <http://www.gnu.org/licenses/>.
*/
package org.cast.isi.panel;
import lombok.Getter;
import org.apache.wicket.Component;
import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.ajax.markup.html.AjaxLink;
import org.apache.wicket.model.IModel;
import org.cast.cwm.data.User;
import org.cast.cwm.xml.XmlSection;
import org.cast.isi.ISISession;
import org.cast.isi.ISIXmlSection;
import org.cast.isi.data.ContentLoc;
import org.cast.isi.service.ISectionService;
import com.google.inject.Inject;
public abstract class SectionCompleteToggleLink extends AjaxLink<XmlSection> implements ISectionStatusChangeListener {
private static final long serialVersionUID = 1L;
@Inject
protected ISectionService sectionService;
protected IModel<User> targetUserModel;
@Getter
protected ContentLoc pageContentLocation;
@Getter
protected ContentLoc sectionContentLocation;
/**
* Constructor
*
* @param id wicket id
* @param model a model containing the page whose containing section is to be checked/toggled
* @param targetUserModel the user to be marked/unmarked as completing the section
*/
public SectionCompleteToggleLink(String id,
IModel<XmlSection> model, IModel<User> targetUserModel) {
super(id);
this.pageContentLocation = getContentLoc(getISIXmlSection(model));
this.sectionContentLocation = getContentLoc(getSectionAncestor(getISIXmlSection(model)));
this.targetUserModel = targetUserModel;
setOutputMarkupId(true);
}
/**
* Constructor
*
* @param id wicket id
* @param model a model containing the page whose containing section is to be checked/toggled
*/
public SectionCompleteToggleLink(String id, IModel<XmlSection> model) {
this(id, model, ISISession.get().getTargetUserModel());
}
private ISIXmlSection getSectionAncestor(ISIXmlSection isiXmlSection) {
return isiXmlSection.getSectionAncestor();
}
private static ISIXmlSection getISIXmlSection(IModel<XmlSection> model) {
return (ISIXmlSection) model.getObject();
}
private static ContentLoc getContentLoc(ISIXmlSection xmlSection) {
return xmlSection.getContentLoc();
}
@Override
public void onClick (final AjaxRequestTarget target) {
handleClick();
notifyListeners(target);
}
protected abstract void handleClick();
protected User getUser() {
return targetUserModel.getObject();
}
public void onSectionCompleteChange(AjaxRequestTarget target, String location) {
if (shouldRefreshFor(location))
target.addComponent(this);
}
public String getLocation() {
return sectionContentLocation.getLocation();
}
public boolean shouldRefreshFor(String location) {
return location.equals(getLocation());
}
protected ISIXmlSection getSection() {
return pageContentLocation.getSection();
}
protected abstract boolean isComplete();
protected boolean isLastPageInSection() {
ISIXmlSection section = getSection();
return (section != null) && (section.isLastPageInSection());
}
protected boolean isLockResponse() {
ISIXmlSection section = getSection();
return (section != null) && (section.isLockResponse());
}
protected ISIXmlSection getSectionAncestorForLocation(String location) {
ISIXmlSection section = new ContentLoc(location).getSection();
return section.getSectionAncestor();
}
public ISIXmlSection getSectionAncestor() {
return getSection().getSectionAncestor();
}
public void notifyListeners(final AjaxRequestTarget target) {
final String location = getLocation();
if ((target != null) && (location != null)) {
getPage().visitChildren(ISectionStatusChangeListener.class, new IVisitor<Component>() {
public Object component(Component component) {
ISectionStatusChangeListener listener = (ISectionStatusChangeListener) component;
listener.onSectionCompleteChange(target, location);
return CONTINUE_TRAVERSAL_BUT_DONT_GO_DEEPER;
}
});
}
}
}