/*
 * LinShare is an open source filesharing software, part of the LinPKI software
 * suite, developed by Linagora.
 * 
 * Copyright (C) 2015 LINAGORA
 * 
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License as published by the Free
 * Software Foundation, either version 3 of the License, or (at your option) any
 * later version, provided you comply with the Additional Terms applicable for
 * LinShare software by Linagora pursuant to Section 7 of the GNU Affero General
 * Public License, subsections (b), (c), and (e), pursuant to which you must
 * notably (i) retain the display of the “LinShare™” trademark/logo at the top
 * of the interface window, the display of the “You are using the Open Source
 * and free version of LinShare™, powered by Linagora © 2009–2015. Contribute to
 * Linshare R&D by subscribing to an Enterprise offer!” infobox and in the
 * e-mails sent with the Program, (ii) retain all hypertext links between
 * LinShare and linshare.org, between linagora.com and Linagora, and (iii)
 * refrain from infringing Linagora intellectual property rights over its
 * trademarks and commercial brands. Other Additional Terms apply, see
 * <http://www.linagora.com/licenses/> for more details.
 * 
 * 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 Affero General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Affero General Public License and
 * its applicable Additional Terms for LinShare along with this program. If not,
 * see <http://www.gnu.org/licenses/> for the GNU Affero General Public License
 * version 3 and <http://www.linagora.com/licenses/> for the Additional Terms
 * applicable to LinShare software.
 */

package org.linagora.linshare.core.facade.webservice.admin.impl;

import java.util.Calendar;
import java.util.List;

import org.linagora.linshare.core.domain.constants.Role;
import org.linagora.linshare.core.domain.entities.AntivirusLogEntry;
import org.linagora.linshare.core.domain.entities.FileLogEntry;
import org.linagora.linshare.core.domain.entities.LogEntry;
import org.linagora.linshare.core.domain.entities.ShareLogEntry;
import org.linagora.linshare.core.domain.entities.ThreadLogEntry;
import org.linagora.linshare.core.domain.entities.User;
import org.linagora.linshare.core.domain.entities.UserLogEntry;
import org.linagora.linshare.core.exception.BusinessException;
import org.linagora.linshare.core.facade.webservice.admin.LogEntryFacade;
import org.linagora.linshare.core.service.AccountService;
import org.linagora.linshare.core.service.LogEntryService;
import org.linagora.linshare.view.tapestry.beans.LogCriteriaBean;
import org.linagora.linshare.webservice.dto.LogCriteriaDto;
import org.linagora.linshare.webservice.dto.LogDto;

import com.google.common.base.Function;
import com.google.common.collect.Lists;

public class LogEntryFacadeImpl extends AdminGenericFacadeImpl implements
		LogEntryFacade {

	private final LogEntryService logEntryService;

	public LogEntryFacadeImpl(final AccountService accountService,
			final LogEntryService logEntryService) {
		super(accountService);
		this.logEntryService = logEntryService;
	}

	@Override
	public List<LogDto> query(LogCriteriaDto criteria) throws BusinessException {
		User actor = checkAuthentication(Role.ADMIN);
		Calendar before = null;
		Calendar after = null;

		if (criteria.getBeforeDate() != null) {
			before = Calendar.getInstance();
			before.setTime(criteria.getBeforeDate());
		}
		if (criteria.getAfterDate() != null) {
			after= Calendar.getInstance();
			after.setTime(criteria.getAfterDate());
		}

		LogCriteriaBean crit = new LogCriteriaBean(criteria.getActorMails(),
				criteria.getActorFirstName(), criteria.getActorLastName(),
				criteria.getActorDomain(), criteria.getTargetMails(),
				criteria.getTargetFirstName(), criteria.getTargetLastName(),
				criteria.getTargetDomain(), before, after,
				criteria.getLogActions(), criteria.getFileName(),
				criteria.getFileExtension());

		return Lists.transform(logEntryService.findByCriteria(actor, crit),
				new Function<LogEntry, LogDto>() {
					public LogDto apply(LogEntry input) {
						if (input instanceof ShareLogEntry)
							return new LogDto((ShareLogEntry) input);
						if (input instanceof FileLogEntry)
							return new LogDto((FileLogEntry) input);
						if (input instanceof UserLogEntry)
							return new LogDto((UserLogEntry) input);
						if (input instanceof ThreadLogEntry)
							return new LogDto((ThreadLogEntry) input);
						return new LogDto((AntivirusLogEntry) input);
					}
				});
	}
}
