/*
 * eGov suite of products aim to improve the internal efficiency,transparency,
 *    accountability and the service delivery of the government  organizations.
 *
 *     Copyright (C) <2015>  eGovernments Foundation
 *
 *     The updated version of eGov suite of products as by eGovernments Foundation
 *     is available at http://www.egovernments.org
 *
 *     This program is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     any later version.
 *
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License
 *     along with this program. If not, see http://www.gnu.org/licenses/ or
 *     http://www.gnu.org/licenses/gpl.html .
 *
 *     In addition to the terms of the GPL license to be adhered to in using this
 *     program, the following additional terms are to be complied with:
 *
 *         1) All versions of this program, verbatim or modified must carry this
 *            Legal Notice.
 *
 *         2) Any misrepresentation of the origin of the material is prohibited. It
 *            is required that all modified versions of this material be marked in
 *            reasonable ways as different from the original version.
 *
 *         3) This license does not grant any rights to any user of the program
 *            with regards to rights under trademark law for use of the trade names
 *            or trademarks of eGovernments Foundation.
 *
 *   In case of any queries, you can reach eGovernments Foundation at contact@egovernments.org.
 */

package org.egov.infra.admin.common.service;

import org.egov.infra.admin.common.entity.Favourites;
import org.egov.infra.admin.common.repository.FavouritesRepository;
import org.egov.infra.security.utils.SecurityUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

@Service
@Transactional(readOnly=true)
public class FavouritesService {
    
    @Autowired
    private FavouritesRepository favouritesRepository;
    
    @Autowired
    private SecurityUtils securityUtils;

    public Favourites getFavouriteByUserIdAndActionId(Long userId, Integer actionId) {
        return favouritesRepository.findByUserIdAndActionId(userId, actionId);
    }
    
    @Transactional
    public boolean removeFromCurrentUserFavourite(Integer actionId) {
    	final Favourites favourites = getFavouriteByUserIdAndActionId(securityUtils.getCurrentUser().getId(),actionId);
    	if(favourites == null) {
    		return Boolean.FALSE;
    	} 
    	favouritesRepository.delete(favourites);
    	return Boolean.TRUE;
    }
    
    @Transactional
    public Favourites addToCurrentUserFavourite(Favourites favourites) {
    	 final Long userId = securityUtils.getCurrentUser().getId();
         if (getFavouriteByUserIdAndActionId(userId, favourites.getActionId()) == null) {
        	 favourites.setUserId(userId);
        	 favouritesRepository.save(favourites);
         } 
        return favourites;
    }
}