基于springboot的在线聊天系统设计与实现.zip

package com.huyan.service.impl; import java.io.IOException; import java.util.Date; import java.util.List; import org.n3r.idworker.Sid; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Propagation; import org.springframework.transaction.annotation.Transactional; import org.springframework.web.multipart.MultipartFile; import com.huyan.enums.MsgSignFlagEnum; import com.huyan.enums.SearchFriendsStatusEnum; import com.huyan.mapper.ChatMsgMapper; import com.huyan.mapper.FriendsRequestMapper; import com.huyan.mapper.MyFriendsMapper; import com.huyan.mapper.UsersMapper; import com.huyan.mapper.UsersMapperCustom; import com.huyan.netty.ChatMsg; import com.huyan.pojo.FriendsRequest; import com.huyan.pojo.MyFriends; import com.huyan.pojo.Users; import com.huyan.pojo.vo.FriendRequestVO; import com.huyan.pojo.vo.MyFriendsVO; import com.huyan.service.UserService; import com.huyan.utils.FastDFSClient; import com.huyan.utils.FileUtils; import com.huyan.utils.QRCodeUtils; import tk.mybatis.mapper.entity.Example; import tk.mybatis.mapper.entity.Example.Criteria; /** * @author 胡琰 * @version 创建时间：2019年1月21日 上午10:48:00 * @Description: */ @Service public class UserServiceImpl implements UserService { @Autowired private UsersMapper userMapper; @Autowired private UsersMapperCustom usersMapperCustom; @Autowired private MyFriendsMapper myFriendsMapper; @Autowired private ChatMsgMapper chatMsgMapper; @Autowired private FriendsRequestMapper friendsRequestMapper; @Autowired private Sid sid; @Autowired private QRCodeUtils qrCodeUtils; @Autowired private FastDFSClient fastDFSClient; @Transactional(propagation = Propagation.SUPPORTS) @Override public boolean queryUsernameIsExist(String username) { Users user = new Users(); user.setUsername(username); Users result = userMapper.selectOne(user); return result != null ? true : false; } /* (non-Javadoc) * @see com.huyan.service.UserService#queryUserForLogin(java.lang.String, java.lang.String) */ @Transactional(propagation = Propagation.SUPPORTS) @Override public Users queryUserForLogin(String username, String pwd) { Example userExample = new Example(Users.class); Criteria criteria = userExample.createCriteria(); criteria.andEqualTo("username", username); criteria.andEqualTo("password", pwd); Users result = userMapper.selectOneByExample(userExample); return result; } @Transactional(propagation = Propagation.REQUIRED) @Override public Users saveUser(Users user) { String UserId = sid.nextShort(); //生成二維碼 String qrCodePath = "C://user" + UserId + "qrcode.png"; //huxin_qrcode:[username] qrCodeUtils.createQRCode(qrCodePath, "huxin_qrcode:[username]" + user.getUsername()); MultipartFile qrcodeFile = FileUtils.fileToMultipart(qrCodePath); String qrCodeUrl = ""; try { qrCodeUrl = fastDFSClient.uploadQRCode(qrcodeFile); } catch (IOException e) { e.printStackTrace(); } user.setQrcode(qrCodeUrl); user.setId(UserId); userMapper.insert(user); return user; } /* (non-Javadoc) * @see com.huyan.service.UserService#updateUserInfo(com.huyan.pojo.Users) */ @Transactional(propagation = Propagation.REQUIRED) @Override public Users updateUserInfo(Users user) { userMapper.updateByPrimaryKeySelective(user); return queryUserById(user.getId()); } @Transactional(propagation = Propagation.SUPPORTS) private Users queryUserById(String useId) { return userMapper.selectByPrimaryKey(useId); } /* (non-Javadoc) * @see com.huyan.service.UserService#preconditionSearchFriends(java.lang.String, java.lang.String) */ @Transactional(propagation = Propagation.SUPPORTS) @Override public Integer preconditionSearchFriends(String myuserId, String friendUsername) { Users user = queryUserInfoUsername(friendUsername); //1.搜索的用户如果不存在，返回[无此用户] if (user == null) { return SearchFriendsStatusEnum.USER_NOT_EXIST.status; } //2.搜索账号是你自己，返回[不能添加自己] if (user.getId().equals(myuserId)) { return SearchFriendsStatusEnum.NOT_YOURSELF.status; } //3.搜索的朋友是你的好友，返回[该用户已经是你的好友] Example mfe = new Example(MyFriends.class); Criteria mfc = mfe.createCriteria(); mfc.andEqualTo("myUserId",myuserId); mfc.andEqualTo("myFriendUserId",user.getId()); MyFriends myFriendsRel = myFriendsMapper.selectOneByExample(mfe); if (myFriendsRel != null) { return SearchFriendsStatusEnum.ALREADY_FRIENDS.status; } return SearchFriendsStatusEnum.SUCCESS.status; } public Users queryUserInfoUsername(String username) { Example ue = new Example(Users.class); Criteria uc = ue.createCriteria(); uc.andEqualTo("username",username); return userMapper.selectOneByExample(ue); } /* (non-Javadoc) * @see com.huyan.service.UserService#queryUserInfoByUsername(java.lang.String) */ @Override public Users queryUserInfoByUsername(String username) { Example ue = new Example(Users.class); Criteria uc = ue.createCriteria(); uc.andEqualTo("username",username); return userMapper.selectOneByExample(ue); } /* (non-Javadoc) * @see com.huyan.service.UserService#sendFriendsRequstRequest(java.lang.String, java.lang.String) */ @Override public void sendFriendsRequstRequest(String myuserId, String friendUsername) { //更具用户名吧朋友信息查询出阿里 Users friend = queryUserInfoByUsername(friendUsername); //1.查询发送好友请求记录表 Example fre = new Example(FriendsRequest.class); Criteria frc = fre.createCriteria(); frc.andEqualTo("sendUserId",myuserId); frc.andEqualTo("acceptUserId",friend.getId()); FriendsRequest friendRequest = friendsRequestMapper.selectOneByExample(fre); if (friendRequest == null) { //2.如果不是你的好友，并且好友记录没有添加，则新增好友请求记录 String requestId = sid.nextShort(); FriendsRequest request = new FriendsRequest(); request.setId(requestId); request.setSendUserId(myuserId); request.setAcceptUserId(friend.getId()); request.setRequestDateTime(new Date()); friendsRequestMapper.insert(request); } } /* (non-Javadoc) * @see com.huyan.service.UserService#queryFriendRequestList(java.lang.String) */ @Transactional(propagation = Propagation.SUPPORTS) @Override public List<FriendRequestVO> queryFriendRequestList(String acceptUserId) { return usersMapperCustom.queryFriendRequestList(acceptUserId); } /* (non-Javadoc) * @see com.huyan.service.UserService#deleteFriendRequest(java.lang.String, java.lang.String) */ @Transactional(propagation = Propagation.REQUIRED) @Override public void deleteFriendRequest(String sendUserId, String acceptUserId) { Example fre = new Example(MyFriends.class); Criteria frc = fre.createCriteria(); frc.andEqualTo("sendUserId",sendUserId); frc.andEqualTo("acceptUserId",acceptUserId); friendsRequestMapper.deleteByExample(fre); } /* (non-Javadoc) * @see com.huyan.service.UserService#passFriendRequest(java.lang.String, java.lang.String) */ @Transactional(propagation = Propagation.REQUIRED) @Override public void passFriendRequest(String sendUserId, String acceptUserId) { saveFriends(sendUserId,acceptUserId); saveFriends(acceptUserId,sendUserId); deleteFriendRequest(sendUserId,acceptUserId); } @Transactional(propagation = Propagation.REQUIRED) private void saveFriends(String sendUserId, String acceptUserId) { MyFriends myFriends = new MyFriends(); String recordId = sid.nextShort(); myFriends.setId(recordId); myFriends.setMyFriendUserId(acceptUserId); myFriends.setMyUserId(sendUserId); myFriendsMapper.insert(myFriends); } /* (non-Javadoc) * @see com.huyan.service.UserService#queryMyFriends(java.lang.String) */ @Override public