package com.moral.api.service.impl;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Objects;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import com.moral.api.entity.UserGroup;
import com.moral.api.mapper.GroupMapper;
import com.moral.api.mapper.UserGroupMapper;
import com.moral.api.mapper.UserMapper;
import com.moral.api.service.UserGroupService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.moral.api.utils.OperationLogUtils;
import com.moral.constant.Constants;
import com.moral.util.TokenUtils;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.ObjectUtils;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.http.HttpServletRequest;

/**
 * <p>
 * 前台用户角色关系表 服务实现类
 * </p>
 *
 * @author moral
 * @since 2021-03-09
 */
@Service
public class UserGroupServiceImpl extends ServiceImpl<UserGroupMapper, UserGroup> implements UserGroupService {

    @Autowired
    private UserGroupMapper userGroupMapper;

    @Autowired
    private UserMapper userMapper;

    @Autowired
    private GroupMapper groupMapper;

    @Autowired
    private OperationLogUtils operationLogUtils;

    @Override
    @Transactional
    public void allotGroups(Map<String, Object> parameters) {
        HttpServletRequest request = ((ServletRequestAttributes) Objects.requireNonNull(RequestContextHolder.getRequestAttributes())).getRequest();
        String token = request.getHeader("token");

        Integer userId = Integer.parseInt(parameters.get("userId").toString());
        List<Integer> groupIds = (ArrayList) parameters.get("groupIds");
        Map<String, Object> currentUserInfo = (Map<String, Object>) TokenUtils.getUserInfoByToken(token);
        Map<String, Object> orgInfo = (Map<String, Object>) currentUserInfo.get("organization");
        UpdateWrapper<UserGroup> deleteWrapper = new UpdateWrapper<>();
        deleteWrapper.eq("user_id", userId);
        userGroupMapper.delete(deleteWrapper);
        List<String> groups = new ArrayList<>();
        if (!ObjectUtils.isEmpty(groupIds)) {
            groupIds.forEach(groupId -> {
                groups.add(groupMapper.selectById(groupId).getGroupName());
                UserGroup userGroup = new UserGroup();
                userGroup.setUserId(userId);
                userGroup.setGroupId(groupId);
                userGroup.setOrganizationId((Integer) orgInfo.get("id"));
                userGroupMapper.insert(userGroup);
            });
        }

        //日志
        String account = userMapper.selectById((Integer) parameters.get("userId")).getAccount();
        String content = "给用户：" + account + "分配了组：" + groups;
        operationLogUtils.insertLog(request, content, Constants.UPDATE_OPERATE_TYPE);
    }

    @Override
    public List<Integer> getGroupIds(Integer userId) {
        QueryWrapper<UserGroup> queryWrapper = new QueryWrapper<>();
        queryWrapper.eq("user_id", userId).eq("is_delete", Constants.NOT_DELETE);
        List<UserGroup> userGroups = userGroupMapper.selectList(queryWrapper);
        List<Integer> groupIds = new ArrayList<>();
        userGroups.forEach(userGroup -> groupIds.add(userGroup.getGroupId()));
        return groupIds;
    }
}