Subscriptions.java

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/*
 * Project: Server for annotations sharing
 * Author: Ing. Jaroslav Dytrych idytrych@fit.vutbr.cz
 * File: Subscriptions.java
 * Description: Backbean for page with administration of subscriptions
 */

/**
 * @file Subscriptions.java
 *
 * @brief Backbean for page with administration of subscriptions
 */

package cz.vutbr.fit.knot.annotations.web;

import cz.vutbr.fit.knot.annotations.app.AppBean;
import cz.vutbr.fit.knot.annotations.modules.StoryscopeInterface.StoryScope;
import cz.vutbr.fit.knot.annotations.modules.StoryscopeInterface.SubscribedItem;
import java.io.Serializable;
import java.util.List;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.SessionScoped;
import javax.faces.component.html.HtmlDataTable;

/**
 * Backbean for page with administration of subscriptions
 *
 * @brief Backbean for page with administration of subscriptions
 * @author xpetrm05
 */
@ManagedBean
@SessionScoped
public class Subscriptions implements Serializable{
  
  /**
   * Table with subscriptions
   */
  private HtmlDataTable subscriptionsTable = null;
  /**
   * Subscription from table
   */
  private SubscribedItem subscribedItem = null;
  
  
  /**
   * Constructor
   */
  public Subscriptions(){
  
  }
  
  /**
   * Gets table with subscriptions
   *
   * @return Returns table with subscriptions
   */
  public HtmlDataTable getSubscriptionsTable(){
    return subscriptionsTable;
  }
  
  /**
   * Sets table with subscriptions
   *
   * @param subscriptionsTable Table with subscriptions
   */
  public void setSubscriptionsTable(HtmlDataTable subscriptionsTable){
    this.subscriptionsTable = subscriptionsTable;
  }
  
  /**
   * Gets actual subscription selected in table
   *
   * @return Returns actual subscription
   */
  public SubscribedItem getSubscribedITem(){
    return subscribedItem;
  }
  
  /**
   * Sets actual subscription selected in table
   *
   * @param subscribedItem Actual subscription
   */
  public void setSubscribedITem(SubscribedItem subscribedItem){
    this.subscribedItem = subscribedItem;
  }
  
  /**
   * Gets list of all existing subscriptions for actual StoryScope
   *
   * @return Returns list of all existing subscriptions for actual StoryScope
   */
  public List<SubscribedItem> getSubscriptions(){
    StoryScope editedStoryScope = SessionManager.getSession().getEditedStoryScope();
    Object[] params = {"storyScope",editedStoryScope.getId()};
    
    @SuppressWarnings("unchecked")
    List<SubscribedItem> retList = AppBean.getPersistenceManager().queryDB("SubscribedItem.findSubscriptions",params);
    
    return retList;
  }
  
  /**
   * Action listener for edit subscription selected in table
   *
   * @return Returns page outcome to go to editing page
   */
  public String actionEdit(){
    subscribedItem = (SubscribedItem) subscriptionsTable.getRowData();
    SessionManager.getSession().setComeFrom("editSubscriptions");
    SessionManager.getSession().setEditedSubscription(subscribedItem);
    SessionManager.getSession().setFormBackup(null);
    return "editSubscription";
  }
  
  /**
   * Action listener for delete subscription selected in table
   *
   * @return Returns page outcome to go to deleting page
   */
  public String actionDelete(){
    subscribedItem = (SubscribedItem) subscriptionsTable.getRowData();
    SessionManager.getSession().setComeFrom("deleteSubscriptions");
    SessionManager.getSession().setEditedSubscription(subscribedItem);
    return "deleteSubscription";
  }
  
  /**
   * Action listener for cancel button
   *
   * @return Returns page outcome
   */
  public String btnCancelAction() {
    SessionManager.getSession().setFormBackup(null);
    SessionManager.getSession().setEditedStoryScope(null);  // clean up variable in session
    return "StoryscopesMain";
  }
}