/*
 * LinShare is an open source filesharing software, part of the LinPKI software
 * suite, developed by Linagora.
 * 
 * Copyright (C) 2014 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 © 2009–2014. 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.service.impl;

import org.apache.commons.lang.Validate;
import org.linagora.linshare.core.domain.entities.Account;
import org.linagora.linshare.core.exception.BusinessErrorCode;
import org.linagora.linshare.core.exception.BusinessException;
import org.linagora.linshare.core.rac.AbstractResourceAccessControl;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class GenericServiceImpl<R, E> {

	protected static Logger logger = LoggerFactory
			.getLogger(GenericServiceImpl.class);

	protected final AbstractResourceAccessControl<Account, R, E> rac;

	public GenericServiceImpl(AbstractResourceAccessControl<Account, R, E> rac) {
		super();
		this.rac = rac;
	}

	protected void preChecks(Account actor, Account owner) {
		preChecks(actor, owner, false);
	}

	protected void preChecks(Account actor, Account owner, boolean dontCheckOwner) {
		Validate.notNull(actor, "Missing actor account");
		Validate.notEmpty(actor.getLsUuid(), "Missing actor uuid");
		if (!dontCheckOwner) {
			Validate.notNull(owner, "Missing owner account");
			Validate.notEmpty(owner.getLsUuid(), "Missing owner uuid");
		}
		if (logger.isDebugEnabled()) {
			logger.debug("Current actor " + actor.getAccountReprentation());
			if (!dontCheckOwner) {
				logger.debug("Current owner " + owner.getAccountReprentation());
			}
		}
	}

	protected void checkReadPermission(Account actor, E entry,
			BusinessErrorCode errCode) {
		rac.checkReadPermission(actor, null, entry, errCode);
	}

	protected void checkListPermission(Account actor, Account owner,
			Class<?> clazz, BusinessErrorCode errCode) throws BusinessException {
		rac.checkListPermission(actor, owner, clazz, errCode);
	}

	protected void checkCreatePermission(Account actor, Account owner,
			Class<?> clazz, BusinessErrorCode errCode) throws BusinessException {
		rac.checkCreatePermission(actor, owner, clazz, errCode);
	}

	protected void checkUpdatePermission(Account actor, E entry,
			BusinessErrorCode errCode) throws BusinessException {
		rac.checkUpdatePermission(actor, entry, errCode);
	}

	protected void checkDeletePermission(Account actor, E entry,
			BusinessErrorCode errCode) throws BusinessException {
		rac.checkDeletePermission(actor, null, entry, errCode);
	}
}
