package com.example.service;


import com.example.common.enums.RoleEnum;
import com.example.entity.Account;
import com.example.entity.Goods;
import com.example.mapper.GoodsMapper;
import com.example.utils.TokenUtils;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.List;

/**
 * 商品信息表业务处理
 **/
@Service
public class GoodsService {

    @Resource
    private GoodsMapper goodsMapper;

    /**
     * 新增
     */
    public void add(Goods goods) {
        Account currentUser = TokenUtils.getCurrentUser();
        if (RoleEnum.BUSINESS.name().equals(currentUser.getRole())) {
            goods.setBusinessId(currentUser.getId());
        }
        goodsMapper.insert(goods);
    }

    /**
     * 删除
     */
    public void deleteById(Integer id) {
        goodsMapper.deleteById(id);
    }

    /**
     * 批量删除
     */
    public void deleteBatch(List<Integer> ids) {
        for (Integer id : ids) {
            goodsMapper.deleteById(id);
        }
    }

    /**
     * 修改
     */
    public void updateById(Goods goods) {
        goodsMapper.updateById(goods);
    }

    /**
     * 根据ID查询
     */
    public Goods selectById(Integer id) {
        return goodsMapper.selectById(id);
    }

    /**
     * 查询所有
     */
    public List<Goods> selectAll(Goods goods) {
        return goodsMapper.selectAll(goods);
    }

    /**
     * 分页查询
     */
    public PageInfo<Goods> selectPage(Goods goods, Integer pageNum, Integer pageSize) {
        Account currentUser = TokenUtils.getCurrentUser();
        if (RoleEnum.BUSINESS.name().equals(currentUser.getRole())) {
            goods.setBusinessId(currentUser.getId());
        }
        PageHelper.startPage(pageNum, pageSize);
        List<Goods> list = goodsMapper.selectAll(goods);
        return PageInfo.of(list);
    }

    public List<Goods> selectTop15() {
        return goodsMapper.selectTop15();
    }

    public List<Goods> selectByTypeId(Integer id) {
        return goodsMapper.selectByTypeId(id);
    }

    public List<Goods> selectByBusinessId(Integer id) {
        return goodsMapper.selectByBusinessId(id);
    }

    public List<Goods> selectByName(String name) {
        return goodsMapper.selectByName(name);
    }
}