package service

import (
	"case-open-api/extend/aliyun"
	"errors"
	"net/http"
)

type PublicService struct {
}

// GetUserIP 获取用户ip
func (r *PublicService) GetUserIP(h *http.Request) string {
	forwarded := h.Header.Get("X-FORWARDED-FOR")
	if forwarded != "" {
		return forwarded
	}
	return h.RemoteAddr
}

// GetOssSign 获取oss签名
func (a *PublicService) GetOssSign(scene int) (*aliyun.GetOssSignResponse, error) {
	var dir string
	if scene == 1 {
		dir = dir + "user/avatar/"
	}

	if dir == "" {
		return nil, errors.New("获取签名失败")
	}

	// 生成签名
	ossSign, _ := aliyun.GetOssSign(dir)
	return ossSign, nil
}