RecipientsGrid.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2021 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it 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.
 *
 * This program 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 program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
package org.turro.mail.zul;
 
import java.util.Collection;
import java.util.TreeSet;
import org.turro.assistant.Assistant;
import org.turro.assistant.AssistantConstants;
import org.turro.assistant.AssistantSet;
import org.turro.assistant.Assistants;
import org.turro.elephant.util.Messages;
import org.turro.entities.Entities;
import org.turro.i18n.I_;
import org.turro.plugin.contacts.IContact;
import org.turro.zkoss.grid.DefaultRowRenderer;
import org.turro.zkoss.grid.PagingGrid;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.EventListener;
import org.zkoss.zk.ui.event.Events;
import org.zkoss.zul.Column;
import org.zkoss.zul.Columns;
import org.zkoss.zul.Group;
import org.zkoss.zul.ListModelList;
import org.zkoss.zul.Row;
import org.zkoss.zul.Toolbarbutton;
 
public class RecipientsGrid extends PagingGrid {
 
  private AssistantSet as = new AssistantSet();
 
  public void initGrid() {
    addColumns();
    addRows();
  }
  
  public void addAssistantsByEntity(String entityPath, boolean deep) {
    Assistants.addAssistants(entityPath, deep, as, deep ? AssistantConstants.all() : null);
    addRows();
    Events.postEvent(new Event(Events.ON_CHANGE));
  }
  
  public void addContact(IContact contact) {
    if(contact != null) {
      as.addContact(contact, null);
      addRows();
      Events.postEvent(new Event(Events.ON_CHANGE));
    }
  }
  
  public void refresh() {
    addRows();
  }
  
  public void removeAll() {
    Messages.confirmDeletion().show(() -> {
      as.clear();
      addRows();
    });
  }
 
  public AssistantSet getAssistants() {
    return as;
  }
  
  private void addRows() {
    getRows(true).getChildren().clear();
    
    if(as.isEmpty()) return;
 
    setRowRenderer(new DefaultRowRenderer<Assistant>() {
      @Override
      protected void renderRow(final Row row, final Assistant value) {
        row.appendChild((Component) Entities.getController(value.getContact().getContact()).getLabelCtrl());
 
        Toolbarbutton delAttendee = new Toolbarbutton();
        delAttendee.setImage("/_zul/images/edit-delete.png");
        delAttendee.addEventListener(Events.ON_CLICK, new EventListener() {
          @Override
          public void onEvent(Event event) throws Exception {
            as.remove(value);
            row.detach();
            Events.postEvent(new Event(Events.ON_CHANGE));
          }
        });
        row.appendChild(delAttendee);
      }
      
      @Override
      protected void renderGroup(Group group, Assistant value) {
      }
    });
    
    Collection list = getSortedAttendees();
    
    setModel(new ListModelList(list));
 
    setRowCount(list.size());
  }
 
  private void addColumns() {
    Columns cols = getColumns(true);
    cols.getChildren().clear();
 
    cols.appendChild(new Column(I_.get("Contact")));
    cols.appendChild(new Column(null, null, "40px"));
  }
 
  private Collection getSortedAttendees() {
    TreeSet<Assistant> set = new TreeSet(new RecipientComparator());
    set.addAll(as);
    return set;
  }
  
}