added UploadMedia with mediaBodyRequest struct

meta/fb/api_content.go

@@ -23,11 +23,12 @@ In caso di azione eseguita correttamente, l'app riceve una risposta JSON con l'I
 	}
 */
 func (s *fbService) UploadMedia(fileUrl, pageId, title, description string) (*UploadMediaResponse, error) {
-	params := make(map[string]string)
-	params["access_token"] = s.accessToken
-	params["title"] = title
-	params["description"] = description
-	params["file_url"] = fileUrl
+	params := &mediaBodyRequest{
+        AccessToken:        s.accessToken,
+        Title:              title,
+        Description:        description,
+        FileUrl:            fileUrl,
+    }
 	//
 	resp, err := s.restyPostWithQueryParams(apiUploadMediaUrl(pageId), nil, params)
 	if err != nil {

meta/fb/request_content.go

@@ -1,4 +1,9 @@
 package fb
 
 // https://developers.facebook.com/docs/graph-api/guides/upload
-
+type mediaBodyRequest struct {
+    AccessToken     string  `json:"access_token"`
+    Title           string  `json:"title"` 
+    Description     string  `json:"description"` 
+    FileUrl         string  `json:"file_url"` 
+}

meta/fb/response_content.go

@@ -1,12 +1,10 @@
 package fb
 
-
 /*
 {
   "id": "upload:<UPLOAD_SESSION_ID>"
 }
 */
-
 type UploadMediaResponse struct {
     ID string `json:"id"` 
 }