CommentBubbles.java

//
// Copyright 2009 Robin Komiwes, Bruno Verachten, Christophe Cordenier
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// 	http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

package com.wooki.components;

import java.util.List;

import org.apache.tapestry5.Block;
import org.apache.tapestry5.ComponentResources;
import org.apache.tapestry5.Link;
import org.apache.tapestry5.RenderSupport;
import org.apache.tapestry5.annotations.AfterRender;
import org.apache.tapestry5.annotations.InjectComponent;
import org.apache.tapestry5.annotations.OnEvent;
import org.apache.tapestry5.annotations.Parameter;
import org.apache.tapestry5.annotations.Persist;
import org.apache.tapestry5.annotations.Property;
import org.apache.tapestry5.annotations.SetupRender;
import org.apache.tapestry5.corelib.components.Zone;
import org.apache.tapestry5.ioc.annotations.Inject;
import org.apache.tapestry5.json.JSONObject;

import com.wooki.domain.biz.ChapterManager;
import com.wooki.domain.biz.CommentManager;
import com.wooki.domain.model.WookiEntity;

/**
 * This component can be us in page that display a chapter publication to create comment bubbles and
 * enable comment creation.
 * 
 * @author ccordenier
 */
public class CommentBubbles
{

    @Parameter
    private Long publicationId;

    @Parameter
    private WookiEntity book;

    @Inject
    private ComponentResources resources;

    @Inject
    private RenderSupport support;

    @Inject
    private ChapterManager chapterManager;

    @Inject
    private CommentManager commentManager;

    @InjectComponent
    private Zone commentList;

    @InjectComponent
    private Dialog commentDialog;

    @Inject
    private Block commentsBlock;

    @Property
    private List<Object[]> commentsInfos;

    @Persist
    @Property
    private String domId;

    @SetupRender
    public Object searchComments()
    {
        if (!resources.isBound("publicationId") || publicationId == null) { return false; }
        this.commentsInfos = this.commentManager.listCommentInfos(publicationId);
        return true;
    }

    @OnEvent(value = "displayComment")
    public Object commentsDisplay(Long publicationId, String domId)
    {
        this.publicationId = publicationId;
        this.domId = domId;
        return commentsBlock;
    }

    @OnEvent(value = "updateBubbles")
    public JSONObject getCommentsInfos(Long publicationId)
    {
        this.commentsInfos = this.commentManager.listCommentInfos(publicationId);
        JSONObject data = new JSONObject();
        if (this.commentsInfos != null)
        {
            for (Object[] obj : this.commentsInfos)
            {
                data.put((String) obj[0], ((Long) (obj[1])).toString());
            }
        }
        return data;
    }

    @AfterRender
    void addScript()
    {

        JSONObject bubble = new JSONObject();

        // Add update link
        Link lnk = resources.createEventLink("displayComment", this.publicationId, "blockId");
        bubble.put("url", lnk.toURI());
        bubble.put("zoneId", commentList.getClientId());
        bubble.put("dialogId", commentDialog.getClientId());
        bubble.put("updateUrl", resources.createEventLink("updateBubbles", this.publicationId)
                .toURI());
        if (this.commentsInfos != null)
        {
            for (Object[] obj : this.commentsInfos)
            {
                bubble.put((String) obj[0], ((Long) (obj[1])).toString());
            }
        }

        support.addInit("initBubbles", bubble);
    }

}