error.go

package sdk

import (
	"bytes"
	"encoding/json"
	"io"
	"net/http"
	"strconv"
)

// Error API error.
type Error struct {
	HTTPCode int
	errorResp
}

func (e Error) Error() string {
	return "[HTTP Code: " + strconv.Itoa(e.HTTPCode) + "][Error Code: " + e.Code + "] " + e.Message
}

func (e Error) httpResp() *http.Response {
	o, _ := json.Marshal(e.errorResp)
	return &http.Response{
		Status:        e.Code,
		StatusCode:    e.HTTPCode,
		Body:          io.NopCloser(bytes.NewReader(o)),
		ContentLength: int64(len(o)),
	}
}

type errorResp struct {
	Code    string `json:"code"`
	Message string `json:"message"`
}

func convertErrorResponse(res *http.Response) error {
	var v errorResp
	buf, err := io.ReadAll(res.Body)
	defer func() { _ = res.Body.Close() }()
	if err != nil {
		return Error{
			HTTPCode: res.StatusCode,
			errorResp: errorResp{
				Message: "cannot read response bytes",
			},
		}
	}
	if err := json.Unmarshal(buf, &v); err != nil {
		return Error{
			HTTPCode: res.StatusCode,
			errorResp: errorResp{
				Message: err.Error(),
			},
		}
	}
	return Error{
		HTTPCode:  res.StatusCode,
		errorResp: v,
	}
}