/**
 * Copyright 2018-2028 WindChat Group
 *
 * 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.
 */
package com.windchat.im.web.admin.service.impl;

import java.io.File;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;

import com.windchat.im.web.admin.service.IUserService;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Service;

import com.windchat.im.business.dao.UserGroupDao;
import com.windchat.im.business.dao.UserProfileDao;
import com.windchat.im.business.impl.site.SiteConfig;
import com.windchat.im.business.utils.FilePathUtils;
import com.windchat.im.storage.api.IGroupDao;
import com.windchat.im.storage.api.IMessageDao;
import com.windchat.im.storage.api.IUserDeviceDao;
import com.windchat.im.storage.api.IUserFriendDao;
import com.windchat.im.storage.api.IUserProfileDao;
import com.windchat.im.storage.api.IUserSessionDao;
import com.windchat.im.storage.bean.SimpleGroupBean;
import com.windchat.im.storage.bean.SimpleUserBean;
import com.windchat.im.storage.bean.UserDeviceBean;
import com.windchat.im.storage.bean.UserProfileBean;
import com.windchat.im.storage.service.DeviceDaoService;
import com.windchat.im.storage.service.GroupDaoService;
import com.windchat.im.storage.service.MessageDaoService;
import com.windchat.im.storage.service.UserFriendDaoService;
import com.windchat.im.storage.service.UserProfileDaoService;
import com.windchat.im.storage.service.UserSessionDaoService;

@Service("userManageService")
public class UserManageService implements IUserService {
	private IMessageDao messageDao = new MessageDaoService();
	private IUserFriendDao friendDao = new UserFriendDaoService();
	private IGroupDao groupDao = new GroupDaoService();
	private IUserProfileDao profileDao = new UserProfileDaoService();
	private IUserDeviceDao deviceDao = new DeviceDaoService();
	private IUserSessionDao sessionDao = new UserSessionDaoService();
	private static final Logger logger = LoggerFactory.getLogger(UserManageService.class);

	@Override
	public UserProfileBean getUserProfile(String siteUserId) {
		UserProfileBean bean = UserProfileDao.getInstance().getUserProfileById(siteUserId);
		bean.setDefaultState(isUserDefaultFriend(bean.getSiteUserId()) ? 1 : 0);
		return bean;
	}

	private boolean isUserDefaultFriend(String siteUserId) {
		Set<String> defaultFriends = SiteConfig.getUserDefaultFriends();
		if (defaultFriends != null && defaultFriends.size() > 0) {
			return defaultFriends.contains(siteUserId);
		}
		return false;
	}

	@Override
	public boolean updateProfile(UserProfileBean userProfileBean) {
		return UserProfileDao.getInstance().updateUserProfile(userProfileBean);
	}

	@Override
	public List<SimpleUserBean> getUserList(int pageNum, int pageSize) {
		return UserProfileDao.getInstance().getUserPageList(pageNum, pageSize);
	}

	@Override
	public boolean sealUpUser(String siteUserId, int status) {
		return UserProfileDao.getInstance().updateUserStatus(siteUserId, status);
	}

	@Override
	public boolean delUser(String siteUserId) {
		boolean delProfile = false;
		ArrayList<String> userFileIds = new ArrayList<>();
		try {
			List<UserDeviceBean> userDeviceList = deviceDao.getUserDeviceList(siteUserId);
			for (UserDeviceBean userDeviceBean : userDeviceList) {
				sessionDao.deleteUserSession(siteUserId, userDeviceBean.getDeviceId());
			}
			UserProfileBean userProfileById = profileDao.getUserProfileById(siteUserId);
			String userPhoto = userProfileById.getUserPhoto();
			userFileIds.add(userPhoto);
			delProfile = profileDao.delUser(siteUserId) && deviceDao.delDevice(siteUserId);
		} catch (SQLException e) {
			logger.error("del user profile error", e);
		}
		try {
			List<String> msgList = messageDao.queryMessageFile(siteUserId);
			for (String fileId : msgList) {
				userFileIds.add(fileId);
			}
			messageDao.delUserMessage(siteUserId);
		} catch (SQLException e) {
			logger.error("del user Message error", e);
		}
		try {
			friendDao.delUserFriend(siteUserId);
		} catch (SQLException e) {
			logger.error("del user friend error", e);
		}
		try {
			List<SimpleGroupBean> userGroups = groupDao.getUserGroupList(siteUserId);
			for (SimpleGroupBean userGroup : userGroups) {
				String groupMasterId = UserGroupDao.getInstance().getGroupMaster(userGroup.getGroupId());
				if (groupMasterId.equals(siteUserId)) {
					userFileIds.add(userGroup.getGroupPhoto());
					groupDao.rmGroupProfile(userGroup.getGroupId());
				} else {
					ArrayList<String> delList = new ArrayList<>();
					delList.add(siteUserId);
					groupDao.deleteGroupMember(userGroup.getGroupId(), delList);
				}
			}
		} catch (SQLException e) {
			logger.error("del user group error", e);
		}
		for (String userFilePath : userFileIds) {
			if (StringUtils.isNotBlank(userFilePath) && !"null".equals(userFilePath)) {

				if (userFilePath.startsWith("AKX-") || userFilePath.startsWith("akx-")) {
					userFilePath = userFilePath.substring(4, userFilePath.length());
				}
				File delFile = new File(FilePathUtils.getFilePathByFileId(userFilePath));
				if (delFile.exists()) {
					delFile.delete();
				}
			}
		}
		return delProfile;
	}

}