OccurrencesVM.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.occurrence;
 
import java.util.ArrayList;
import java.util.List;
import org.turro.string.Strings;
import org.turro.elephant.util.Messages;
import org.turro.reflection.Instances;
import org.zkoss.bind.BindUtils;
import org.zkoss.bind.annotation.BindingParam;
import org.zkoss.bind.annotation.Command;
import org.zkoss.bind.annotation.NotifyChange;
 
public class OccurrencesVM {
 
  private String occurrence;
  private String substitution;
 
  public OccurrencesVM() {
  }
 
  public String getOccurrence() {
    return occurrence;
  }
 
  public void setOccurrence(String occurrence) {
    this.occurrence = occurrence;
  }
 
  public String getSubstitution() {
    return substitution;
  }
 
  public void setSubstitution(String substitution) {
    this.substitution = substitution;
  }
  
  @NotifyChange("model")
  @Command("update")
  public void update() {}
 
  @NotifyChange("model")
  @Command("substitute")
  public void substitute(@BindingParam("api") IOccurrenceAPI api) {
    if(api != null && !Strings.isBlank(substitution)) {
      api.changeOccurrences(substitution);
    }
  }
  
  @Command("remove")
  public void remove(@BindingParam("api") IOccurrenceAPI api) {
    if(api != null) {
      Messages.confirmDeletion().add(occurrence).show(() -> { 
        api.removeOccurrences(); 
        BindUtils.postNotifyChange(null, null, OccurrencesVM.this, "model");
      });   
    }
  }
  
  public List<IOccurrenceAPI> getModel() {
    List<IOccurrenceAPI> list = new ArrayList<>();
    if(!Strings.isBlank(occurrence)) {
      for(IOccurrenceAPI oapi : Instances.cached().bySuper(AbstractOccurrenceAPI.class, IOccurrenceAPI.class)) {
        if(oapi.hasOccurrences(occurrence)) {
          list.add(oapi);
        }
      }
    }
    return list;
  }
  
}