package com.ruoyi.call.service.impl;

import java.util.Collections;
import java.util.List;

import com.ruoyi.call.compare.ArdCallSessionUserComparator;
import com.ruoyi.call.domain.*;
import com.ruoyi.call.mapper.ArdCallGroupUserMapper;
import com.ruoyi.call.mapper.ArdCallHistoryMapper;
import com.ruoyi.call.mapper.ArdCallUnreadMessagesMapper;
import com.ruoyi.call.service.IArdCallGroupService;
import com.ruoyi.common.core.domain.entity.SysUser;
import com.ruoyi.common.utils.DateUtils;
import com.ruoyi.common.utils.uuid.IdUtils;
import com.ruoyi.system.service.ISysUserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.ArrayList;
import java.util.stream.Collectors;

import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.call.mapper.ArdCallSessionUserMapper;
import com.ruoyi.call.service.IArdCallSessionUserService;

import javax.annotation.Resource;

/**
 * 会话用户中间表Service业务层处理
 *
 * @author ard
 * @date 2024-07-04
 */
@Service
public class ArdCallSessionUserServiceImpl implements IArdCallSessionUserService {
    @Resource
    private ArdCallSessionUserMapper ardCallSessionUserMapper;
    @Resource
    private ArdCallHistoryMapper ardCallHistoryMapper;
    @Resource
    private ArdCallSessionUserComparator ardCallSessionUserComparator;
    @Resource
    private ArdCallUnreadMessagesMapper ardCallUnreadMessagesMapper;
    @Resource
    private IArdCallGroupService ardCallGroupService;
    @Resource
    private ISysUserService sysUserService;

    /**
     * 查询会话用户中间表
     *
     * @param id 会话用户中间表主键
     * @return 会话用户中间表
     */
    @Override
    public ArdCallSessionUser selectArdCallSessionUserById(String id) {
        return ardCallSessionUserMapper.selectArdCallSessionUserById(id);
    }

    @Override
    public ArdCallSessionUser selectArdCallSessionUserBySesionId(String userId, String sessionId) {
        ArdCallSessionUser ardCallSessionUser = ardCallSessionUserMapper.selectArdCallSessionUserBySesionId(userId, sessionId);
        if (ardCallSessionUser != null) {
            //获取未读数量
            ArdCallUnreadMessages ardCallUnreadMessages = ardCallUnreadMessagesMapper.getUnreadMessage(ardCallSessionUser.getSessionId(), ardCallSessionUser.getUserId());
            if (ardCallUnreadMessages != null) {
                ardCallSessionUser.setUnReadCount(ardCallUnreadMessages.getUnreadCount());
            } else {
                ardCallSessionUser.setUnReadCount(0);
            }
            //获取最后一条消息实体
            ArdCallHistory ardCallHistory = ardCallHistoryMapper.selectLastArdCallHistory(ardCallSessionUser.getSessionId());
            if (ardCallHistory != null) {
                SysUser sysUser = sysUserService.selectUserById(ardCallHistory.getUserId());
                if (sysUser != null) {
                    ardCallHistory.setNickName(sysUser.getNickName());
                    ardCallHistory.setAvatar(sysUser.getAvatar());
                }
                ardCallSessionUser.setArdCallHistory(ardCallHistory);
            }
            //群聊targetNickName改为群名称
            if (ardCallSessionUser.getType().equals("1")) {
                ArdCallGroup ardCallGroup = ardCallGroupService.selectArdCallGroupById(ardCallSessionUser.getTargetId());
                if (ardCallGroup != null) {
                    ardCallSessionUser.setTargetNickName(ardCallGroup.getName());
                }
            }
        }
        return ardCallSessionUser;
    }

    /**
     * 查询会话用户中间表列表
     *
     * @param ardCallSessionUser 会话用户中间表
     * @return 会话用户中间表
     */
    @Override
    public List<ArdCallSessionUser> selectArdCallSessionUserList(ArdCallSessionUser ardCallSessionUser) {
        //获取用户的会话/未读消息数量/最后一条消息
        List<ArdCallSessionUser> ardCallSessionUsers = ardCallSessionUserMapper.selectArdCallSessionUserList(ardCallSessionUser);
        ardCallSessionUsers.stream().forEach(callSessionUser -> {
            ArdCallUnreadMessages ardCallUnreadMessages = ardCallUnreadMessagesMapper.getUnreadMessage(callSessionUser.getSessionId(), ardCallSessionUser.getUserId());
            if (ardCallUnreadMessages != null) {
                callSessionUser.setUnReadCount(ardCallUnreadMessages.getUnreadCount());
            } else {
                callSessionUser.setUnReadCount(0);
            }
            //获取最后一条消息实体
            ArdCallHistory ardCallHistory = ardCallHistoryMapper.selectLastArdCallHistory(callSessionUser.getSessionId());
            if(ardCallHistory != null) {
                SysUser sysUser = sysUserService.selectUserById(ardCallHistory.getUserId());
                if (sysUser != null) {
                    ardCallHistory.setNickName(sysUser.getNickName());
                    ardCallHistory.setAvatar(sysUser.getAvatar());
                }
                callSessionUser.setArdCallHistory(ardCallHistory);
            }
            //群聊targetNickName改为群名称
            if (callSessionUser.getType().equals("1")) {
                ArdCallGroup ardCallGroup = ardCallGroupService.selectArdCallGroupById(callSessionUser.getTargetId());
                if (ardCallGroup != null) {
                    callSessionUser.setTargetNickName(ardCallGroup.getName());
                }
            }
        });
        //过滤掉没有历史记录的会话
        ardCallSessionUsers = ardCallSessionUsers.stream().filter(obj -> obj.getArdCallHistory() != null).collect(Collectors.toList());
        // 使用定义的 ardCallSessionUserComparator 进行排序
        Collections.sort(ardCallSessionUsers, ardCallSessionUserComparator);
        return ardCallSessionUsers;
    }

    /**
     * 新增会话用户中间表
     *
     * @param ardCallSessionUser 会话用户中间表
     * @return 结果
     */
    @Override
    public int insertArdCallSessionUser(ArdCallSessionUser ardCallSessionUser) {
        ardCallSessionUser.setId(IdUtils.simpleUUID());
        ardCallSessionUser.setCreateTime(DateUtils.getNowDate());
        return ardCallSessionUserMapper.insertArdCallSessionUser(ardCallSessionUser);
    }

    /**
     * 修改会话用户中间表
     *
     * @param ardCallSessionUser 会话用户中间表
     * @return 结果
     */
    @Override
    public int updateArdCallSessionUser(ArdCallSessionUser ardCallSessionUser) {
        return ardCallSessionUserMapper.updateArdCallSessionUser(ardCallSessionUser);
    }

    /**
     * 批量删除会话用户中间表
     *
     * @param ids 需要删除的会话用户中间表主键
     * @return 结果
     */
    @Override
    public int deleteArdCallSessionUserByIds(String[] ids) {
        return ardCallSessionUserMapper.deleteArdCallSessionUserByIds(ids);
    }

    /**
     * 删除会话用户中间表信息
     *
     * @param id 会话用户中间表主键
     * @return 结果
     */
    @Override
    public int deleteArdCallSessionUserById(String id) {
        return ardCallSessionUserMapper.deleteArdCallSessionUserById(id);
    }


    @Override
    public String getSessionId(String type, String userId, String targetId) {
        return ardCallSessionUserMapper.getSessionId(type, userId, targetId);
    }

    @Override
    public int deleteArdCallSessionUserBySessionId(String sessionId) {
        return ardCallSessionUserMapper.deleteArdCallSessionUserBySessionId(sessionId);
    }

    @Override
    public String getGroupSessionId(String type, String targetId) {
        return ardCallSessionUserMapper.getGroupSessionId(type, targetId);
    }

}