/*
 * 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.Set;

import org.apache.commons.lang.Validate;
import org.linagora.linshare.core.domain.constants.Role;
import org.linagora.linshare.core.domain.entities.TechnicalAccount;
import org.linagora.linshare.core.domain.entities.User;
import org.linagora.linshare.core.exception.BusinessException;
import org.linagora.linshare.core.facade.webservice.admin.TechnicalAccountFacade;
import org.linagora.linshare.core.facade.webservice.common.dto.PasswordDto;
import org.linagora.linshare.core.facade.webservice.common.dto.TechnicalAccountDto;
import org.linagora.linshare.core.service.AccountService;
import org.linagora.linshare.core.service.TechnicalAccountService;

import com.google.common.collect.Sets;

public class TechnicalAccountFacadeImpl extends AdminGenericFacadeImpl
		implements TechnicalAccountFacade {

	private final TechnicalAccountService technicalAccountService;

	public TechnicalAccountFacadeImpl(final AccountService accountService,
			final TechnicalAccountService technicalAccountService) {
		super(accountService);
		this.technicalAccountService = technicalAccountService;
	}

	@Override
	public TechnicalAccountDto create(TechnicalAccountDto dto)
			throws BusinessException {
		User actor = checkAuth();
		Validate.notEmpty(dto.getName(), "name must be set.");
		Validate.notEmpty(dto.getMail(), "mail must be set.");
		TechnicalAccount technicalAccount = new TechnicalAccount(dto);
		TechnicalAccount create = technicalAccountService.create(actor, technicalAccount);
		return new TechnicalAccountDto(create);
	}

	@Override
	public void delete(String uuid) throws BusinessException {
		User actor = checkAuth();
		Validate.notEmpty(uuid, "uuid must be set.");
		TechnicalAccount account = technicalAccountService.find(actor, uuid);
		technicalAccountService.delete(actor, account);
	}

	@Override
	public void delete(TechnicalAccountDto dto) throws BusinessException {
		User actor = checkAuth();
		Validate.notNull(dto, "dto must be set.");
		Validate.notEmpty(dto.getUuid(), "uuid must be set.");
		TechnicalAccount account = technicalAccountService.find(actor, dto.getUuid());
		technicalAccountService.delete(actor, account);
	}

	@Override
	public TechnicalAccountDto find(String uuid) throws BusinessException {
		User actor = checkAuth();
		Validate.notEmpty(uuid, "uuid must be set.");
		TechnicalAccount account = technicalAccountService.find(actor, uuid);
		return new TechnicalAccountDto(account);
	}

	@Override
	public Set<TechnicalAccountDto> findAll() throws BusinessException {
		User actor = checkAuth();
		Set<TechnicalAccountDto> res = Sets.newHashSet();
		Set<TechnicalAccount> all = technicalAccountService.findAll(actor);
		for (TechnicalAccount entity : all) {
			res.add(new TechnicalAccountDto(entity));
		}
		return res;
	}

	@Override
	public TechnicalAccountDto update(TechnicalAccountDto dto)
			throws BusinessException {
		User actor = checkAuth();
		Validate.notNull(dto, "dto must be set.");
		Validate.notEmpty(dto.getUuid(), "uuid must be set.");
		Validate.notEmpty(dto.getName(), "name must be set.");
		Validate.notEmpty(dto.getMail(), "mail must be set.");
		TechnicalAccount account = technicalAccountService.update(actor,
				TechnicalAccountDto.toObject(dto));
		return new TechnicalAccountDto(account);
	}

	@Override
	public void changePassword(String uuid, PasswordDto password)
			throws BusinessException {
		checkAuth();
		Validate.notEmpty(uuid, "uuid must be set.");
		technicalAccountService.changePassword(uuid, password.getOldPwd(), password.getNewPwd());
	}

	/**
	 * Helpers
	 */
	
	private User checkAuth() throws BusinessException {
		return checkAuthentication(Role.SUPERADMIN);
	}
}
