/*
    * Copyright 2018 the original author or authors.
    *
    *  Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
    *
   *  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 org.openehealth.ipf.commons.spring.map.config;
  
  import org.openehealth.ipf.commons.core.config.Configurer;
  import org.openehealth.ipf.commons.core.config.OrderedConfigurer;
  import org.openehealth.ipf.commons.core.config.Registry;
  import org.openehealth.ipf.commons.spring.map.MappingResourceHolder;
  import org.openehealth.ipf.commons.spring.map.SpringBidiMappingService;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import java.util.Collection;
  
  /**
   * {@link Configurer} used to add all {@link CustomMappings} 
   * bean occurrences from the spring application context
   * to the provided {@link SpringBidiMappingService}.
   * 
   * @author Boris Stanojevic
   */
  public class CustomMappingsConfigurer<R extends Registry> extends OrderedConfigurer<MappingResourceHolder, R> {
  
      private SpringBidiMappingService mappingService;
      
      private static final Logger LOG = LoggerFactory.getLogger(CustomMappingsConfigurer.class);
      
      /**
       * lookup for the specific {@link CustomMappings} objects inside
       * the given beanFactory
       * 
       * @see OrderedConfigurer
       */
      @Override
      public Collection<MappingResourceHolder> lookup(Registry registry) {
          return registry.beans(MappingResourceHolder.class).values();
      }
  
      /**
       * configuration logic  
       */
      @Override
      public void configure(MappingResourceHolder configuration) throws Exception {
          if (configuration.getMappingResources() != null) {
              mappingService.setMappingResources(configuration.getMappingResources());
              LOG.debug("Mapping scripts added {}", configuration);
          }
      }
      
      public SpringBidiMappingService getMappingService() {
          return mappingService;
      }
  
      public void setMappingService(SpringBidiMappingService mappingService) {
          this.mappingService = mappingService;
      }
  
  }