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gaore-common-sdk-go/sdk/responses/response.go
2020-08-06 17:29:29 +08:00

118 lines
2.8 KiB
Go

package responses
import (
"encoding/json"
"errors"
"fmt"
"golib.gaore.com/GaoreGo/gaore-common-sdk-go/sdk/requests"
"io/ioutil"
"net/http"
"strings"
)
type AcsResponse interface {
IsSuccess() bool
GetHttpStatus() int
GetHttpHeaders() map[string][]string
GetHttpContentString() string
GetHttpContentBytes() []byte
GetOriginHttpResponse() *http.Response
parseFromHttpResponse(httpResponse *http.Response) error
}
type BaseResponse struct {
httpStatus int
httpHeaders map[string][]string
httpContentString string
httpContentBytes []byte
originHttpResponse *http.Response
Code int `json:"code"`
Status bool `json:"status"`
Msg string `json:"msg"`
}
func (baseResponse *BaseResponse) GetHttpStatus() int {
return baseResponse.httpStatus
}
func (baseResponse *BaseResponse) GetHttpHeaders() map[string][]string {
return baseResponse.httpHeaders
}
func (baseResponse *BaseResponse) GetHttpContentString() string {
return baseResponse.httpContentString
}
func (baseResponse *BaseResponse) GetHttpContentBytes() []byte {
return baseResponse.httpContentBytes
}
func (baseResponse *BaseResponse) GetOriginHttpResponse() *http.Response {
return baseResponse.originHttpResponse
}
func (baseResponse *BaseResponse) IsSuccess() bool {
if baseResponse.GetHttpStatus() >= 200 && baseResponse.GetHttpStatus() < 300 {
return true
}
return false
}
func (baseResponse *BaseResponse) parseFromHttpResponse(httpResponse *http.Response) (err error) {
defer httpResponse.Body.Close()
body, err := ioutil.ReadAll(httpResponse.Body)
if err != nil {
return
}
baseResponse.httpStatus = httpResponse.StatusCode
baseResponse.httpHeaders = httpResponse.Header
baseResponse.httpContentBytes = body
baseResponse.httpContentString = string(body)
baseResponse.originHttpResponse = httpResponse
return
}
type CommonResponse struct {
*BaseResponse
}
func NewCommonResponse() (response *CommonResponse) {
return &CommonResponse{
BaseResponse: &BaseResponse{},
}
}
func Unmarshal(response AcsResponse, httpResponse *http.Response, format string) (err error) {
err = response.parseFromHttpResponse(httpResponse)
if err != nil {
return
}
if _, isCommonResponse := response.(CommonResponse); isCommonResponse {
return
}
if !response.IsSuccess() {
if contentType, ok := response.GetHttpHeaders()["Content-Type"]; ok {
for _, v := range contentType {
if strings.Contains(v, requests.Json) {
json.Unmarshal(response.GetHttpContentBytes(), response)
break
}
}
}
err = errors.New(fmt.Sprintf("%d %s", response.GetHttpStatus(), response.GetHttpContentString()))
return
}
if format != "xml" {
err = json.Unmarshal(response.GetHttpContentBytes(), response)
if err != nil {
return errors.New("json Unmarshal:" + err.Error())
}
}
return
}