/*
    * Copyright 2010 James Pether Sörling
    *
    * 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.
   *
   *	$Id$
   *  $HeadURL$
  */
  package com.hack23.cia.service.impl.action.admin;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.security.access.annotation.Secured;
  import org.springframework.stereotype.Service;
  import org.springframework.transaction.annotation.Propagation;
  import org.springframework.transaction.annotation.Transactional;
  
  import com.hack23.cia.model.internal.application.system.impl.ApplicationEventGroup;
  import com.hack23.cia.model.internal.application.system.impl.ApplicationOperationType;
  import com.hack23.cia.model.internal.application.user.impl.UserAccount;
  import com.hack23.cia.service.api.action.admin.SendEmailRequest;
  import com.hack23.cia.service.api.action.admin.SendEmailResponse;
  import com.hack23.cia.service.api.action.application.CreateApplicationEventRequest;
  import com.hack23.cia.service.api.action.application.CreateApplicationEventResponse;
  import com.hack23.cia.service.api.action.common.ServiceResponse.ServiceResult;
  import com.hack23.cia.service.impl.action.common.AbstractBusinessServiceImpl;
  import com.hack23.cia.service.impl.action.common.BusinessService;
  import com.hack23.cia.service.impl.email.EmailService;
  
  /**
   * The Class SendEmailService.
   */
  @Service
  @Transactional(propagation = Propagation.REQUIRED, timeout = 600)
  public final class SendEmailService extends AbstractBusinessServiceImpl<SendEmailRequest, SendEmailResponse>
  		implements BusinessService<SendEmailRequest, SendEmailResponse> {
  
  	/** The Constant LOGGER. */
  	private static final Logger LOGGER = LoggerFactory.getLogger(SendEmailService.class);
  
  	/** The email service. */
  	@Autowired
  	private EmailService emailService;
  
  	/** The create application event service. */
  	@Autowired
  	private BusinessService<CreateApplicationEventRequest, CreateApplicationEventResponse> createApplicationEventService;
  
  	/**
  	 * Instantiates a new send email service.
  	 */
  	public SendEmailService() {
  		super(SendEmailRequest.class);
  	}
  
  	@Override
  	@Secured({ "ROLE_ADMIN" })
  	public SendEmailResponse processService(final SendEmailRequest serviceRequest) {
  
  		final CreateApplicationEventRequest eventRequest = new CreateApplicationEventRequest();
  		eventRequest.setEventGroup(ApplicationEventGroup.ADMIN);
  		eventRequest.setApplicationOperation(ApplicationOperationType.CREATE);
  		eventRequest.setActionName(SendEmailRequest.class.getSimpleName());
  		eventRequest.setSessionId(serviceRequest.getSessionId());
  
  		final UserAccount userAccount = getUserAccountFromSecurityContext();
  
  		if (userAccount != null) {
  			LOGGER.info("{} started:{}", serviceRequest.getClass().getSimpleName(), userAccount.getEmail());
  			eventRequest.setUserId(userAccount.getUserId());
  		}
  
  		SendEmailResponse response;
  		emailService.sendEmail(serviceRequest.getEmail(), serviceRequest.getSubject(), serviceRequest.getContent());
  		response = new SendEmailResponse(ServiceResult.SUCCESS);
  
  		eventRequest.setApplicationMessage(response.getResult().toString());
  		createApplicationEventService.processService(eventRequest);
  
  		return response;
  	}
  
  }