package upstreamimpl

import (
	"encoding/json"
	"fmt"
	"git.5iot.com/iotlcm-public/iotlcm-upstream-proxy/internal/model"
	"strings"

	"github.com/gogf/gf/v2/errors/gerror"
	"github.com/gogf/gf/v2/net/gclient"
)

func readGatewayResponse(response *gclient.Response) (model.SimBaseResJson, error) {
	defer response.Close()
	body := response.ReadAll()
	var output struct {
		Code    *int                 `json:"code"`
		Message string               `json:"message"`
		Data    model.SimBaseResJson `json:"data"`
	}
	if err := json.Unmarshal(body, &output); err != nil {
		return nil, gerror.Wrap(err, "解析网关响应失败")
	}
	if response.StatusCode < 200 || response.StatusCode >= 300 || output.Code == nil || *output.Code != 0 {
		message := strings.TrimSpace(output.Message)
		if message == "" {
			message = fmt.Sprintf("网关响应无效，HTTP状态码：%d", response.StatusCode)
		}
		return nil, gerror.New(message)
	}
	return output.Data, nil
}