Get chagnes to GetCandles

rest/rest.go

@@ -44,18 +44,51 @@ type RESTAPIResult struct {
 	TotalUsedTime time.Duration     `json:"totalUsedTime"`
 }
 
+// ResponseData 定义统一的响应数据接口
+type ResponseData interface {
+	GetCode() string
+	GetMsg() string
+	GetData() interface{}
+}
+
 type Okexv5APIResponse struct {
 	Code string      `json:"code"`
 	Msg  string      `json:"msg"`
 	Data interface{} `json:"data"`
 }
 
-type CandleData struct {
+// 实现 ResponseData 接口
+func (r Okexv5APIResponse) GetCode() string {
+	return r.Code
+}
+
+func (r Okexv5APIResponse) GetMsg() string {
+	return r.Msg
+}
+
+func (r Okexv5APIResponse) GetData() interface{} {
+	return r.Data
+}
+
+type CandleDataResponse struct {
 	Code string          `json:"code"`
 	Msg  string          `json:"msg"`
 	Data [][]interface{} `json:"data"` // 用二维数组来接收 candles 数据
 }
 
+// 实现 ResponseData 接口
+func (r CandleDataResponse) GetCode() string {
+	return r.Code
+}
+
+func (r CandleDataResponse) GetMsg() string {
+	return r.Msg
+}
+
+func (r CandleDataResponse) GetData() interface{} {
+	return r.Data
+}
+
 /*
 endPoint:请求地址
 apiKey
@@ -125,7 +158,7 @@ func (this *RESTAPI) SetTimeOut(timeout time.Duration) *RESTAPI {
 }
 
 // GetCandles 获取蜡烛图数据
-func (this *RESTAPI) GetCandles(ctx context.Context, uri string, param *map[string]interface{}) (res *RESTAPIResult, err error) {
+func (this *RESTAPI) GetCandles(ctx context.Context, uri string, param *map[string]interface{}) (res ResponseData, err error) {
 	this.Method = GET
 	this.Uri = uri
 
@@ -139,7 +172,7 @@ func (this *RESTAPI) GetCandles(ctx context.Context, uri string, param *map[stri
 }
 
 // POST请求
-func (this *RESTAPI) Post(ctx context.Context, uri string, param *map[string]interface{}) (res *RESTAPIResult, err error) {
+func (this *RESTAPI) Post(ctx context.Context, uri string, param *map[string]interface{}) (res ResponseData, err error) {
 	this.Method = POST
 	this.Uri = uri
 
@@ -153,11 +186,16 @@ func (this *RESTAPI) Post(ctx context.Context, uri string, param *map[string]int
 	return this.Run(ctx)
 }
 
-func (this *RESTAPI) Run(ctx context.Context) (res *RESTAPIResult, err error) {
+func (this *RESTAPI) Run(ctx context.Context) (ResponseData, error) {
+	var res *RESTAPIResult
+	var err error
 
 	if this.ApiKeyInfo == nil {
 		err = errors.New("APIKey不可为空")
-		return
+		if err != nil {
+			return nil, err
+		}
+		return res.V5Response, nil
 	}
 
 	procStart := time.Now()
@@ -174,7 +212,7 @@ func (this *RESTAPI) Run(ctx context.Context) (res *RESTAPIResult, err error) {
 
 	uri, body, err := this.GenReqInfo()
 	if err != nil {
-		return
+		return nil, err
 	}
 
 	url := this.EndPoint + uri
@@ -183,7 +221,7 @@ func (this *RESTAPI) Run(ctx context.Context) (res *RESTAPIResult, err error) {
 
 	req, err := http.NewRequest(this.Method, url, bodyBuf)
 	if err != nil {
-		return
+		return nil, err
 	}
 
 	res = &RESTAPIResult{
@@ -197,7 +235,7 @@ func (this *RESTAPI) Run(ctx context.Context) (res *RESTAPIResult, err error) {
 	//log.Println("preHash:", preHash)
 	sign, err := utils.HmacSha256Base64Signer(preHash, this.ApiKeyInfo.SecKey)
 	if err != nil {
-		return
+		return nil, err
 	}
 	//log.Println("sign:", sign)
 	headStr := this.SetHeaders(req, timestamp, sign)
@@ -207,7 +245,7 @@ func (this *RESTAPI) Run(ctx context.Context) (res *RESTAPIResult, err error) {
 	resp, err := client.Do(req)
 	if err != nil {
 		fmt.Println("请求失败！", err)
-		return
+		return nil, err
 	}
 	defer resp.Body.Close()
 
@@ -216,7 +254,7 @@ func (this *RESTAPI) Run(ctx context.Context) (res *RESTAPIResult, err error) {
 	resBuff, err := ioutil.ReadAll(resp.Body)
 	if err != nil {
 		fmt.Println("获取请求结果失败！", err)
-		return
+		return nil, err
 	}
 
 	res.Body = string(resBuff)
@@ -227,12 +265,12 @@ func (this *RESTAPI) Run(ctx context.Context) (res *RESTAPIResult, err error) {
 	err = json.Unmarshal(resBuff, &v5rsp)
 	if err != nil {
 		fmt.Println("解析v5返回失败！", err)
-		return
+		return nil, err
 	}
 
 	res.V5Response = v5rsp
 
-	return
+	return nil, err
 }
 
 /*