package service

import (
	"case-open-api/extend/aliyun"
	"errors"
	"fmt"
	"io"
	"math/rand"
	"net/http"
	"time"
)

type UserService struct {
}

// HandleUserImage 处理用户图片
func (r *UserService) HandleUserImage(wxAvatar string) (ossPath string, err error) {
	if wxAvatar == "" {
		return "", nil
	}

	// 发送GET请求
	resp, err := http.Get(wxAvatar)
	if err != nil {
		return "", err
	}

	defer func(Body io.ReadCloser) {
		_ = Body.Close()
	}(resp.Body)

	if resp.StatusCode != 200 {
		return "", errors.New("请求失败")
	}

	// 读取响应体
	respBody, err := io.ReadAll(resp.Body)
	if err != nil {
		return "", err
	}

	// 设置文件名字
	now := time.Now()
	dateTimeString := now.Format("20060102150405")  // 当前时间字符串
	rand.New(rand.NewSource(time.Now().UnixNano())) // 设置随机数
	ossPath = "user/avatar/" + dateTimeString + fmt.Sprintf("%d", rand.Intn(9000)+1000) + ".png"

	// 上传oss
	_, err = aliyun.PutObjectByte(ossPath, respBody)
	if err != nil {
		return "", err
	}

	ossPath = "/" + ossPath

	return ossPath, nil
}