package clouds_core

import (
	"fmt"
	"net/url"
)

func (s *clouds) doObjectGet(objectName string) ([]byte, error) {
	reqParam := &url.Values{}
	reqParam.Set(paramName, s.name)
	reqParam.Set(paramObject, objectName)

	resp, err := s.get(pathObjectGet, reqParam)
	if err != nil {
		return nil, err
	}
	defer resp.Body.Close()

	if resp.StatusCode == statusCodeOk {
		return s.readRespGzipStream(resp)
	} else {
		respValue := newCloudsResp(&struct{}{})
		err = s.readRespGzipJson(resp, respValue)
		if err != nil {
			return nil, err
		}
		err = respValue.Err()
		if err != nil {
			return nil, err
		}
		return nil, fmt.Errorf("系统错误, HTTP返回%d但没有返回错误原因", resp.StatusCode)
	}
}