implement remote call for remote action

tools/remote_caller.go

@@ -0,0 +1,44 @@
+package tools
+
+import (
+	"bytes"
+	"encoding/json"
+	"io"
+	"net/http"
+)
+
+var HTTPCallerInstance = &HTTPCaller{}
+
+type HTTPCaller struct {
+	Origin        string
+	OriginSubPath string
+	DestSubPath   string
+}
+
+func NewHTTPCaller(url string, origin string, originSubPath string, destSubPath string) *HTTPCaller {
+	return &HTTPCaller{
+		Origin:        origin,
+		OriginSubPath: originSubPath,
+		DestSubPath:   destSubPath,
+	}
+}
+
+func (caller *HTTPCaller) CallGet(url string, subpath string) ([]byte, error) {
+	resp, err := http.Get(url + "/" + subpath)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+	return io.ReadAll(resp.Body)
+}
+
+func (caller *HTTPCaller) CallPost(url string, subpath string, body map[string]interface{}) ([]byte, error) {
+	postBody, _ := json.Marshal(body)
+	responseBody := bytes.NewBuffer(postBody)
+	resp, err := http.Post(url+"/"+subpath, "application/json", responseBody)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+	return io.ReadAll(resp.Body)
+}