package com.gkhy.hazmat.system.service.impl;

import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.gkhy.hazmat.common.api.CommonPage;
import com.gkhy.hazmat.common.constant.UserConstant;
import com.gkhy.hazmat.common.domain.entity.SysUser;
import com.gkhy.hazmat.common.enums.UserTypeEnum;
import com.gkhy.hazmat.common.exception.ApiException;
import com.gkhy.hazmat.common.utils.PageUtils;
import com.gkhy.hazmat.common.utils.SecurityUtils;
import com.gkhy.hazmat.system.domain.HzHazmatBasic;
import com.gkhy.hazmat.system.mapper.HzHazmatBasicMapper;
import com.gkhy.hazmat.system.service.HzHazmatBasicService;
import org.springframework.stereotype.Service;

import java.util.List;
import java.util.Objects;

/**
 * <p>
 * 危化品基础数据表 服务实现类
 * </p>
 *
 * @author kzy
 * @since 2024-08-05 14:41:40
 */
@Service
public class HzHazmatBasicServiceImpl extends ServiceImpl<HzHazmatBasicMapper, HzHazmatBasic> implements HzHazmatBasicService {

    @Override
    public CommonPage selectHazmatBasicList(HzHazmatBasic hazmatBasic) {
        SysUser currentUser = SecurityUtils.getLoginUser().getUser();
        if (!currentUser.getUserType().equals(UserTypeEnum.SYSTEM_USER.getCode())) {
            hazmatBasic.setCompanyId(currentUser.getCompanyId());
        }
        PageUtils.startPage();
        List<HzHazmatBasic> basicList = baseMapper.selectHazmatBasicList(hazmatBasic);
        return CommonPage.restPage(basicList);
    }

    @Override
    public HzHazmatBasic selectHazmatBasicById(Long hazmatBasicId) {
        HzHazmatBasic hazmatBasic = baseMapper.selectById(hazmatBasicId);
        SysUser currentUser = SecurityUtils.getLoginUser().getUser();
        if (currentUser.getUserType().equals(UserTypeEnum.SYSTEM_USER.getCode())) {
            return hazmatBasic;
        } else if (!hazmatBasic.getCompanyId().equals(currentUser.getCompanyId())) {
            throw new ApiException("无权限查看其它企业数据");
        }
        return hazmatBasic;
    }

    @Override
    public int insertHazmatBasic(HzHazmatBasic hazmatBasic) {
        SysUser currentUser = SecurityUtils.getLoginUser().getUser();
        hazmatBasic.setCreateBy(currentUser.getUsername());
        hazmatBasic.setCompanyId(currentUser.getCompanyId());
        if (!checkProductSnUnique(hazmatBasic)) {
            throw new ApiException("产品编号已存在");
        }
        checkUserAllowed(null,currentUser);
        int row = baseMapper.insert(hazmatBasic);
        if (row < 1) {
            throw new ApiException("新增危化品基础信息失败");
        }
        return row;
    }

    @Override
    public int updateHazmatBasic(HzHazmatBasic hazmatBasic) {
        if (!checkProductSnUnique(hazmatBasic)) {
            throw new ApiException("产品编号已存在");
        }
        SysUser currentUser = SecurityUtils.getLoginUser().getUser();
        checkUserAllowed(hazmatBasic,currentUser);
        hazmatBasic.setUpdateBy(currentUser.getUsername());
        int row=baseMapper.updateById(hazmatBasic);
        if(row<1){
            throw new ApiException("更新危化品基础信息失败");
        }
        return row;
    }

    public void checkUserAllowed(HzHazmatBasic hazmatBasic,SysUser user) {
        if (user.getUserType().equals(UserTypeEnum.SYSTEM_USER.getCode())) {
            throw new ApiException("管理员不能操作");
        }
        if(hazmatBasic!=null){
            if(!Objects.equals(user.getCompanyId(), hazmatBasic.getCompanyId())){
                throw new ApiException("无权限操作其他企业数据");
            }
        }
    }


    @Override
    public int deleteHazmatBasicById(Long hazmatBasicId) {
        HzHazmatBasic hazmatBasic=baseMapper.selectById(hazmatBasicId);
        if(hazmatBasic==null){
            throw new ApiException("危化品基础信息不存在");
        }
        SysUser currentUser = SecurityUtils.getLoginUser().getUser();
        checkUserAllowed(hazmatBasic,currentUser);
        baseMapper.deleteHazmatBasicById(hazmatBasicId);
        return 0;
    }

    @Override
    public boolean checkProductSnUnique(HzHazmatBasic hazmatBasic) {
        Long hazmatBasicId=hazmatBasic.getId()==null?-1L:hazmatBasic.getId();
        HzHazmatBasic hb= baseMapper.checkProductSnUnique(hazmatBasic.getProductSn(),hazmatBasic.getCompanyId());
        if(hb!=null&&hb.getId().longValue()!=hazmatBasicId.longValue()){
            return UserConstant.NOT_UNIQUE;
        }
        return UserConstant.UNIQUE;
    }
}