RelationType.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2013 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.contacts.organigram;
 
import java.util.Collection;
import java.util.EnumSet;
import org.turro.string.Strings;
import org.turro.contacts.BusinessRelation;
import org.turro.elephant.util.Images;
import org.turro.util.CompareUtil;
 
public enum RelationType {
  
  REL_HEADQUARTERS(1, 1, true, "b_headquarters"),
  REL_DEPARTMENT(1, 2, true, "b_department"),
  REL_MANAGEMENT(1, 3, true, "management"),
  REL_ADMINISTRATION(1, 3, true, "documentation"),
  REL_SALES(1, 3, true, "sale"),
  REL_PURCHASING(1, 3, true, "cash"),
  REL_TECHNICAL(1, 3, true, "technology"),
  REL_MAINTENANCE(1, 3, true, "operator"),
  REL_PRODUCTION(1, 3, true, "service"),
  REL_QUALITY(1, 3, true, "qa"),
  REL_HHRR(1, 3, true, "contacts"),
  REL_STAFF(1, 3, true, "contact");
  
  private final int group, level;
  private final boolean allowJumps;
  private final String image;
 
  private RelationType(int group, int level, boolean allowJumps, String image) {
    this.group = group;
    this.level = level;
    this.allowJumps = allowJumps;
    this.image = image;
  }
  
  public String getRelationKey() {
    return "$" + toString();
  }
  
  public String getImage() {
    return Images.getImage(image);
  }
 
  public int getGroup() {
    return group;
  }
 
  public int getLevel() {
    return level;
  }
  
  public Collection<RelationType> getAllowedChildren() {
    EnumSet<RelationType> srt = EnumSet.noneOf(RelationType.class);
    for(RelationType rt : values()) {
      if(isAllowed(rt)) {
        srt.add(rt);
      }
    }
    return srt;
  }
  
  public boolean isAllowed(RelationType rt) {
    if(rt != null && rt.group == group) {
      if(allowJumps && rt.level > level) {
        return true;
      } else if(rt.level == (level + 1)) {
        return true;
      }
    }
    return false;
  }
  
  public boolean isThisType(BusinessRelation r) {
    return CompareUtil.compare(getRelationKey(), r.getRelationType()) == 0;
  }
  
  public static RelationType getFromString(String relation) {
    for(RelationType rt : values()) {
      if(rt.getRelationKey().equals(relation)) {
        return rt;
      }
    }
    return null;
  }
  
  public static String getRelationPrefix() {
    return "$REL_";
  }
 
  public static boolean matches(String relation) {
    return !Strings.isBlank(relation) && relation.startsWith(getRelationPrefix());
  }
 
  public static Collection<RelationType> getAllowedTops() {
    EnumSet<RelationType> srt = EnumSet.noneOf(RelationType.class);
    for(RelationType rt : values()) {
      if(rt.allowJumps) {
        srt.add(rt);
      } else if(rt.level == 1) {
        srt.add(rt);
      }
    }
    return srt;
  }
  
}