/**
    * Copyright 2005-2015 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.xml.spring;
  
  import java.util.Properties;
  
  import com.google.common.collect.Lists;
  import org.kuali.common.util.execute.Executable;
  import org.kuali.common.util.properties.spring.EnvironmentPropertySourceConfig;
  import org.kuali.common.util.runonce.smart.RunOnce;
  import org.kuali.common.util.runonce.smart.RunOnceExecutable;
  import org.kuali.common.util.spring.SpringExecUtils;
  import org.kuali.common.util.spring.event.ApplicationEventListenerConfig;
  import org.kuali.common.util.spring.event.ExecutableApplicationEventListener;
  import org.kuali.common.util.spring.service.SpringService;
  import org.kuali.common.util.spring.service.SpringServiceConfig;
  import org.kuali.rice.core.api.CoreConstants;
  import org.kuali.rice.core.api.config.property.ConfigContext;
  import org.kuali.rice.xml.ingest.ParameterServiceRunOnce;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.context.annotation.Bean;
  import org.springframework.context.annotation.Configuration;
  import org.springframework.context.annotation.Import;
  import org.springframework.context.event.ContextRefreshedEvent;
  import org.springframework.context.event.SmartApplicationListener;
  import org.springframework.core.Ordered;
  import org.springframework.core.env.PropertySource;
  
  /**
   * Set up an {@code SmartApplicationListener} that ingests XML when it receives a {@code ContextRefreshedEvent}.
   * 
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  @Configuration
  @Import({ SpringServiceConfig.class, EnvironmentPropertySourceConfig.class })
  public class IngestXmlRunOnceConfig implements ApplicationEventListenerConfig {
  
      private static final String ORDER_KEY = "rice.ingest.order";
      private static final String NAMESPACE_KEY = "rice.ingest.param.namespace";
      private static final String COMPONENT_KEY = "rice.ingest.param.component";
      private static final String NAME_KEY = "rice.ingest.param.name";
      private static final String DESCRIPTION_KEY = "rice.ingest.param.description";
      private static final String RUN_ON_MISSING_PARAMETER_KEY = "rice.ingest.runOnMissingParameter";
  
      private static final String NAMESPACE = "KR-WKFLW";
      private static final String COMPONENT = "All";
      private static final String NAME = "INGEST_XML_AT_STARTUP_IND";
      private static final String DESCRIPTION = "Set this to 'Y' to ingest XML documents at application startup";
      private static final Boolean RUN_ON_MISSING_PARAMETER = Boolean.FALSE;
  
      /**
       * The Spring loader.
       */
      @Autowired
      SpringService service;
  
      /**
       * The final list of properties.
       */
      @Autowired
      PropertySource<?> propertySource;
  
      /**
       * {@inheritDoc}
       *
       * <p>
       * The {@link org.kuali.rice.coreservice.api.parameter.Parameter} properties need to come from the
       * {@link ConfigContext} instead of the {@link org.kuali.common.util.spring.env.EnvironmentService} for the scenario
       * where nobody has wired in a bootstrap PSC in order to help manage the resetting of the database via RunOnce.
       * </p>
       */
  	@Override
  	@Bean
  	public SmartApplicationListener applicationEventListener() {
  		Properties properties = ConfigContext.getCurrentContextConfig().getProperties();
  		String applicationId = properties.getProperty(CoreConstants.Config.APPLICATION_ID);
  		String namespace = properties.getProperty(NAMESPACE_KEY, NAMESPACE);
  		String component = properties.getProperty(COMPONENT_KEY, COMPONENT);
  		String name = properties.getProperty(NAME_KEY, NAME);
  		String description = properties.getProperty(DESCRIPTION_KEY, DESCRIPTION);
  		boolean runOnMissingParameter = Boolean.parseBoolean(properties.getProperty(RUN_ON_MISSING_PARAMETER_KEY, RUN_ON_MISSING_PARAMETER.toString()));
          int order = Integer.parseInt(properties.getProperty(ORDER_KEY, String.valueOf(Ordered.LOWEST_PRECEDENCE)));
  
  		RunOnce runOnce = ParameterServiceRunOnce.builder(applicationId, namespace, component, name)
                  .description(description).runOnMissingParameter(runOnMissingParameter).build();
  		Executable springExecutable = SpringExecUtils.getSpringExecutable(service, propertySource, IngestXmlExecConfig.class,
                 Lists.newArrayList("master"));
         Executable executable = RunOnceExecutable.builder(springExecutable, runOnce).build();
 
 		return ExecutableApplicationEventListener.builder(executable, ContextRefreshedEvent.class).order(order).build();
 	}
 
 }