DossierCombobox.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2011 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.dossier.dossier;
 
import java.util.LinkedList;
import org.turro.string.Strings;
import org.turro.dossier.db.DossierPU;
import org.turro.dossier.entity.Dossier;
import org.turro.dossier.entity.ParticipantRole;
import org.turro.elephant.context.Application;
import org.turro.elephant.db.WhereClause;
import org.turro.jpa.Dao;
import org.turro.util.Chars;
import org.turro.zkoss.input.GenericCombobox;
 
public class DossierCombobox extends GenericCombobox<Dossier> {
 
  @Override
  public void populateList(String value, LinkedList list, int nRows) {
    boolean all = Application.getApplication().isInRole("dossier:all");
    Dao dao = new DossierPU();
    long id = getIdFromText(value);
    WhereClause wc = new WhereClause();
    wc.addClause("select distinct dossier from Dossier as dossier");
    if(id > 0) {
      wc.addClause("where dossier.id = :id");
      wc.addNamedValue("id", id);
    } else {
      wc.addClause("where 1=1");
      wc.addClause("and not exists (select p from Participant as p");
      wc.addClause("where p.dossier = dossier and p.role = :rolenot)");
      wc.addNamedValue("rolenot", ParticipantRole.PARTICIPANT_SUBJECT);
      if(!Strings.isBlank(value)) {
        wc.addClause("and (");
        wc.setPrefix("");
        wc.addLikeFields(new String[] {"dossier.description"}, getNameFromText(value));
        wc.setPrefix("or");
        wc.addLikeFields(new String[] {"dossier.category.fullDescription"}, getCategoryFromText(value));
        wc.setPrefix(null);
        wc.addClause(")");
      }
      wc.addClause("order by dossier.description");
    }
    for(Object o : dao.getResultList(wc, nRows)) {
      if(all || new DossierWrapper((Dossier) (o)).isParticipant()) {
        list.add((Dossier) o);
      }
    }
    if(id < 1) {
      wc = new WhereClause();
      wc.addClause("select distinct dossier from Dossier as dossier");
      wc.addClause("left join dossier.participants participant");
      wc.addClause("where 1=1");
      wc.addClause("and participant.role = :role");
      wc.addNamedValue("role", ParticipantRole.PARTICIPANT_SUBJECT);
      if(!Strings.isBlank(value)) {
        wc.addClause("and (");
        wc.setPrefix("");
        wc.addLikeFields(new String[] {"participant.name"}, getSubjectFromText(value));
        wc.setPrefix("or");
        wc.addLikeFields(new String[] {"dossier.description"}, getNameFromText(value));
        wc.setPrefix("or");
        wc.addLikeFields(new String[] {"dossier.category.fullDescription"}, getCategoryFromText(value));
        wc.setPrefix(null);
        wc.addClause(")");
      }
      wc.addClause("order by dossier.description");
      for(Object o : dao.getResultList(wc, nRows)) {
        if(all || new DossierWrapper((Dossier) (o)).isParticipant()) {
          list.add((Dossier) o);
        }
      }
    }
  }
 
  @Override
  public String getTextFromObject(Dossier value) {
    return value.getFullDescription() + " #" + value.getId();
  }
 
  public String getSubjectFromText(String text) {
    String[] s = text.split(Chars.forward().regexp().spaced().toString());
    if(s.length > 0) {
      return s[0];
    }
    return getNameFromText(text);
  }
 
  public String getNameFromText(String text) {
    String[] s = text.split(Chars.forward().regexp().spaced().toString());
    if(s.length == 5) {
      // subject - store '|' name '|' contract + idStore - category
      return s[1] + Chars.forward().spaced() + s[2] + Chars.forward().spaced() + s[3];
    } else if(s.length == 3) {
      // subject - name - category
      return s[1];
    } else if(s.length == 2) {
      // name - category
      return s[0];
    }
    return text;
  }
 
  public String getCategoryFromText(String text) {
    String[] s = text.split(Chars.forward().regexp().spaced().toString());
    if(s.length == 5) {
      // subject - store '|' name '|' contract + idStore - category
      return s[4];
    } else if(s.length == 3) {
      // subject - name - category
      return s[2];
    } else if(s.length == 2) {
      // name - category
      return s[1];
    }
    return getNameFromText(text);
  }
 
  public long getIdFromText(String text) {
    long id = 0;
    int p = text.lastIndexOf("#");
    try {
      if(p > -1) {
        id = Long.valueOf(text.substring(p + 1));
      } else {
        id = Long.valueOf(text);
      }
    } catch(Exception ex) {}
    return id;
  }
 
}