/**
    * Copyright 2005-2014 The Kuali Foundation
    *
    * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
    *
   * 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.kuali.rice.krms.config;
  
  import org.kuali.rice.core.api.config.module.RunMode;
  import org.kuali.rice.core.api.config.property.ConfigContext;
  import org.kuali.rice.core.framework.config.module.ModuleConfigurer;
  import org.kuali.rice.krms.api.KrmsConstants;
  
  import javax.sql.DataSource;
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.List;
  
  /**
   * This class handles the Spring based KRMS configuration that is part of the Rice Configurer that must 
   * exist in all Rice based systems and clients. 
   * 
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  public class KRMSConfigurer extends ModuleConfigurer {
      public static final String KRMS_DATASOURCE_OBJ = "krms.datasource";
      private static final String KRMS_SPRING_LOCAL_BEANS_PATH = "classpath:org/kuali/rice/krms/config/KRMSLocalSpringBeans.xml";
      private static final String KRMS_SPRING_REMOTE_BEANS_PATH = "classpath:org/kuali/rice/krms/config/KRMSRemoteSpringBeans.xml";
      private DataSource dataSource;
  
  	public KRMSConfigurer() {
          super(KrmsConstants.Namespaces.MODULE_NAME);
          setValidRunModes(Arrays.asList(RunMode.REMOTE, RunMode.LOCAL));
      }
  
      @Override
      public void addAdditonalToConfig() {
          configureDataSource();
      }
  
      private void configureDataSource() {
          if (getDataSource() != null) {
              ConfigContext.getCurrentContextConfig().putObject(KRMS_DATASOURCE_OBJ, getDataSource());
          }
      }
  
      public DataSource getDataSource() {
          return dataSource;
      }
  
      public void setDataSource(DataSource dataSource) {
          this.dataSource = dataSource;
      }
  
      @Override
  	public List<String> getPrimarySpringFiles() {
          List<String> springFileLocations = new ArrayList<String>();
          if (RunMode.REMOTE == getRunMode()) {
              springFileLocations.add(KRMS_SPRING_REMOTE_BEANS_PATH);
          } else if (RunMode.LOCAL == getRunMode()) {
              springFileLocations.add(KRMS_SPRING_LOCAL_BEANS_PATH);
          }
  		return springFileLocations;
  	}
  }