package com.moral.api.service.impl;

import com.baomidou.mybatisplus.core.conditions.Wrapper;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.moral.api.config.mybatis.wrapper.NullFilterWrapper;
import com.moral.api.entity.Organization;
import com.moral.api.entity.User;
import com.moral.api.mapper.OrganizationMapper;
import com.moral.api.mapper.UserMapper;
import com.moral.api.pojo.dto.user.UserDTO;
import com.moral.api.pojo.dto.user.UserQueryDTO;
import com.moral.api.pojo.form.user.UserDeleteForm;
import com.moral.api.pojo.form.user.UserInsertForm;
import com.moral.api.pojo.form.user.UserQueryForm;
import com.moral.api.pojo.form.user.UserUpdateForm;
import com.moral.api.service.UserService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.moral.constant.Constants;
import com.moral.constant.ResponseCodeEnum;
import com.moral.util.ConvertUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.ObjectUtils;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;

/**
 * <p>
 * 用户表 服务实现类
 * </p>
 *
 * @author moral
 * @since 2021-03-09
 */
@Service
public class UserServiceImpl extends ServiceImpl<UserMapper, User> implements UserService {

    @Autowired
    UserMapper userMapper;
    @Autowired
    OrganizationMapper organizationMapper;

    @Override
    public UserQueryDTO queryUsers(UserQueryForm form) {
        //创建返回对象
        UserQueryDTO dto = new UserQueryDTO();
        //取参
        Integer page = form.getPage();
        Integer size = form.getSize();
        String email = form.getEmail();
        String mobile = form.getMobile();
        String wechat = form.getWechat();
        String order = form.getOrder();
        String orderType = form.getOrderType();
        Integer organizationId = form.getOrganizationId();
        Date exipreStartTime = form.getExpireStartTime();
        Date exipreEndTime = form.getExpireEndTime();
        Date createStartTime = form.getCreateStartTime();
        Date createEndTime = form.getCreateEndTime();
        Integer isDelete = form.getIsDelete();

        //组装查询条件
        Page<User> queryPage = new Page<>(page, size);
        NullFilterWrapper<User> wrapper = new NullFilterWrapper<>();
        wrapper.like("email", email);
        wrapper.like("wechat", wechat);
        wrapper.like("mobile", mobile);
        wrapper.eq("is_admin", 1);
        wrapper.eq("organization_id", organizationId);
        wrapper.between("create_time", createStartTime, createEndTime);
        wrapper.between("expire_time", exipreStartTime, exipreEndTime);
        //排序顺序条件构造
        if (!ObjectUtils.isEmpty(order) && !ObjectUtils.isEmpty(orderType)) {
            if (orderType.equals(Constants.ORDER_ASC))
                wrapper.orderByAsc(ConvertUtils.toLine(order));
            else
                wrapper.orderByDesc(ConvertUtils.toLine(order));
        }
        //逻辑删除条件构造
        if (!ObjectUtils.isEmpty(isDelete))
            wrapper.eq("is_delete", isDelete);
        else
            wrapper.eq("is_delete", Constants.NOT_DELETE);

        //查询结果
        Page<User> resultPage = userMapper.selectPage(queryPage, wrapper);
        List<User> users = resultPage.getRecords();

        //查询用户对应组织
        List<UserDTO> userDTOS = new ArrayList<>();
        for (User user : users) {
            UserDTO userDTO = new UserDTO();
            Organization organization = new Organization();
            organization.setId(user.getOrganizationId());
            organization.setIsDelete(Constants.NOT_DELETE);
            QueryWrapper<Organization> organizationWrapper = new QueryWrapper<>();
            organizationWrapper.setEntity(organization);
            organization = organizationMapper.selectOne(organizationWrapper);
            userDTO.setUser(user);
            userDTO.setOrganization(organization);
            userDTOS.add(userDTO);
        }

        //封装返回结果
        dto.setUserDTOS(userDTOS);
        dto.setCurrent(resultPage.getCurrent());
        dto.setPages(resultPage.getPages());
        dto.setSize(resultPage.getSize());
        dto.setTotal(resultPage.getTotal());
        dto.setCode(ResponseCodeEnum.SUCCESS.getCode());
        dto.setMsg(ResponseCodeEnum.SUCCESS.getMsg());

        return dto;
    }

    @Override
    @Transactional
    public UserDTO updateUser(UserUpdateForm form) {
        //创建返回对象
        UserDTO dto = new UserDTO();

        //取参
        User user = form.formConvertEntity();

        //查找要更新的用户 用于插入日志
        QueryWrapper<User> oldUserWrapper = new QueryWrapper<>();
        User oldUser = new User();
        oldUser.setId(user.getId());
        oldUser.setIsDelete(Constants.NOT_DELETE);
        oldUserWrapper.setEntity(oldUser);
        oldUser = userMapper.selectOne(oldUserWrapper);
        if (ObjectUtils.isEmpty(oldUser)) {
            dto.setCode(ResponseCodeEnum.USER_NOT_EXIST.getCode());
            dto.setMsg(ResponseCodeEnum.USER_NOT_EXIST.getMsg());
            return dto;
        }

        //更新
        userMapper.updateById(user);

        //封装返回结果
        dto.setCode(ResponseCodeEnum.SUCCESS.getCode());
        dto.setMsg(ResponseCodeEnum.SUCCESS.getMsg());

        return dto;
    }

    @Override
    @Transactional
    public UserDTO insertUser(UserInsertForm form) {
        //创建返回对象
        UserDTO dto = new UserDTO();
        //取参
        User user = form.formConvertEntity();
        //判断账号是否存在
        User existUser = new User();
        existUser.setAccount(user.getAccount());
        existUser.setIsDelete(Constants.NOT_DELETE);
        QueryWrapper<User> wrapper = new QueryWrapper<>();
        wrapper.setEntity(existUser);
        User existUserResult = userMapper.selectOne(wrapper);
        if (!ObjectUtils.isEmpty(existUserResult)) {
            dto.setCode(ResponseCodeEnum.USER_EXIST.getCode());
            dto.setMsg(ResponseCodeEnum.USER_EXIST.getMsg());
            return dto;
        }
        //判断组织是否已经存在管理员账号
        Integer organizationId = user.getOrganizationId();
        User organizationUser = new User();
        organizationUser.setIsAdmin(true);
        organizationUser.setIsDelete(Constants.NOT_DELETE);
        organizationUser.setOrganizationId(organizationId);
        QueryWrapper<User> organizationUserWrapper = new QueryWrapper<>();
        organizationUserWrapper.setEntity(organizationUser);
        organizationUser = userMapper.selectOne(organizationUserWrapper);
        if (!ObjectUtils.isEmpty(organizationUser)) {
            dto.setCode(ResponseCodeEnum.ORGANIZATION_USER_EXIST.getCode());
            dto.setMsg(ResponseCodeEnum.ORGANIZATION_USER_EXIST.getMsg());
            return dto;
        }
        //插入
        userMapper.insert(user);
        //更新组织
        Organization organization = new Organization();
        organization.setAdminUserId(user.getId());
        organization.setId(organizationId);
        organizationMapper.updateById(organization);
        //封装返回结果
        dto.setCode(ResponseCodeEnum.SUCCESS.getCode());
        dto.setMsg(ResponseCodeEnum.SUCCESS.getMsg());
        return dto;
    }

    @Override
    @Transactional
    public UserDTO deleteUser(UserDeleteForm form) {
        //取参
        Integer id = form.getId();
        //创建删除条件
        User user = new User();
        user.setIsDelete(Constants.NOT_DELETE);
        user.setId(id);
        //执行删除逻辑
        UserDTO dto = deleteUserModel(user);
        //删除组织中admin账号字段
        UpdateWrapper updateOrgWrapper = new UpdateWrapper();
        updateOrgWrapper.eq("admin_user_id",user.getId());
        updateOrgWrapper.set("admin_user_id",0);
        organizationMapper.update(null,updateOrgWrapper);
        return dto;
    }

    @Override
    @Transactional
    public UserDTO deleteUserByOrganizationId(Integer organizationId) {
        //创建删除条件
        User user = new User();
        user.setOrganizationId(organizationId);
        //执行逻辑删除
        UserDTO dto = deleteUserModel(user);
        return dto;
    }


    private UserDTO deleteUserModel(User user) {
        //创建返回对象
        UserDTO dto = new UserDTO();
        //删除条件
        Integer organizationId = null;
        //创建要删除的账号对象用于插入日志
        User oldUser = null;
        //判断对象是否含有组织id
        if (ObjectUtils.isEmpty(user.getOrganizationId())) {
            QueryWrapper<User> deleteUserWrapper = new QueryWrapper<>();
            deleteUserWrapper.setEntity(user);
            oldUser = userMapper.selectOne(deleteUserWrapper);
            if (ObjectUtils.isEmpty(user)) {
                dto.setCode(ResponseCodeEnum.USER_NOT_EXIST.getCode());
                dto.setMsg(ResponseCodeEnum.USER_NOT_EXIST.getMsg());
                return dto;
            }
            organizationId = oldUser.getOrganizationId();
        }else{
            organizationId = user.getOrganizationId();
        }
        //逻辑删除，删除账号以及该组织下的所有账号
        UpdateWrapper<User> deleteUserChildrenWrapper = new UpdateWrapper<>();
        deleteUserChildrenWrapper.eq("organization_id", organizationId);
        deleteUserChildrenWrapper.set("is_delete", Constants.DELETE);
        userMapper.update(null, deleteUserChildrenWrapper);
        //返回结果
        dto.setCode(ResponseCodeEnum.SUCCESS.getCode());
        dto.setMsg(ResponseCodeEnum.SUCCESS.getMsg());
        return dto;
    }


}