【golang】尝试抽离代码

package service

import (
	"io/ioutil"
	"mall/conf"
	"mime/multipart"
	"os"
	"strconv"
)

func UploadAvatarToLocalStatic(file multipart.File, userId uint, userName string) (filePath string, err error) {
	bId := strconv.Itoa(int(userId)) //路径拼接
	basePath := "." + conf.AvatarPath + "user" + bId + "/"
	if !DirExistOrNot(basePath) {
		CreateDir(basePath)
	}
	//创建图片路径
	avatarPath := basePath + userName + ".jpg" //todo:改进把file的后缀提取出来
	content, err := ioutil.ReadAll(file)
	if err != nil {
		return "", err
	}
	err = ioutil.WriteFile(avatarPath, content, 0666)
	if err != nil {
		return
	}
	//返回相对路径文件名
	return "user" + bId + "/" + userName + ".jpg", nil
}

// UploadProductToLocalStatic
func UploadProductToLocalStatic(file multipart.File, userId uint, productName string) (filePath string, err error) {
	bId := strconv.Itoa(int(userId)) //路径拼接
	basePath := "." + conf.ProductPath + "boss" + bId + "/"
	if !DirExistOrNot(basePath) {
		CreateDir(basePath)
	}
	//创建图片路径
	productPath := basePath + productName + ".jpg" //todo:改进把file的后缀提取出来
	content, err := ioutil.ReadAll(file)
	if err != nil {
		return "", err
	}
	err = ioutil.WriteFile(productPath, content, 0666)
	if err != nil {
		return
	}
	//返回相对路径文件名
	return "boss" + bId + "/" + productName + ".jpg", nil
}