/**
 *
 * Copyright
 * 2009-2015 Jayway Products AB
 * 2016-2017 Föreningen Sambruk
 *
 * Licensed under AGPL, Version 3.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.gnu.org/licenses/agpl.txt
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package se.streamsource.streamflow.web.domain.structure.caze;

import org.qi4j.api.common.Optional;
import org.qi4j.api.injection.scope.This;
import org.qi4j.api.mixin.Mixins;
import org.qi4j.api.property.Property;

import se.streamsource.streamflow.infrastructure.event.domain.DomainEvent;

/**
 * Contains location information for a case.
 */
@Mixins(Location.Mixin.class)
public interface Location
{
   void changeLocation(@Optional String location);

   void changeStreet(String street);
   void changeZipcode(String zipcode);
   void changeCity(String city);
   void changeCountry(String country);

   interface Data
   {
      @Optional
      Property<String> location();

      @Optional
      Property<String> street();

      @Optional
      Property<String> zipcode();

      @Optional
      Property<String> city();

      @Optional
      Property<String> country();

      void changedLocation(@Optional DomainEvent event, @Optional String location);

      void changedStreet(@Optional DomainEvent event, String street);
      void changedZipcode(@Optional DomainEvent event, String zipcode);
      void changedCity(@Optional DomainEvent event, String city);
      void changedCountry(@Optional DomainEvent event, String country);
   }

   abstract class Mixin implements Location, Data
   {
      @This
      Data data;

      public void changeLocation(@Optional String location)
      {
         // check if there would actually be a change before changing
         if ((data.location().get() == null && location == null)
               || (location != null && location.equals( data.location().get() )))
            return;

         data.changedLocation( null, location );
      }

      public void changedLocation(DomainEvent event, String location)
      {
         data.location().set( location );
      }

      public void changeStreet(String street)
      {
         data.changedStreet( null, street );
      }

      public void changedStreet(DomainEvent event, String street)
      {
         data.street().set( street);
      }

      public void changeZipcode(String zipcode)
      {
         data.changedZipcode( null, zipcode );
      }

      public void changedZipcode(DomainEvent event, String zipcode)
      {
         data.zipcode().set( zipcode);
      }

      public void changeCity(String city)
      {
         data.changedCity( null, city );
      }

      public void changedCity(DomainEvent event, String city)
      {
         data.city().set( city);
      }

      public void changeCountr(String country)
      {
         data.changedCountry( null, country );
      }

      public void changedCountry(DomainEvent event, String country)
      {
         data.country().set( country);
      }
   }
}