changed return type for StoreFile

Author: dstpierre

storage.go

@@ -8,29 +8,37 @@ import (
 	"net/url"
 )
 
+// StoreFileResult incluses the file id and url. The ID is required
+// when deleting file
+type StoreFileResult struct {
+	ID  string `json:"id"`
+	URL string `json:"url"`
+}
+
 // StoreFile uploads a new file and returns its public URL using SB CDN.
-func StoreFile(token, filename string, file io.ReadSeeker) (string, error) {
+func StoreFile(token, filename string, file io.ReadSeeker) (StoreFileResult, error) {
+	var res StoreFileResult
+
 	// multipart form data
 	var buf bytes.Buffer
 	w := multipart.NewWriter(&buf)
 
 	fw, err := w.CreateFormFile("file", filename)
 	if err != nil {
-		return "", fmt.Errorf("error creating form field: %v", err)
+		return res, fmt.Errorf("error creating form field: %v", err)
 	}
 
 	if _, err := io.Copy(fw, file); err != nil {
-		return "", fmt.Errorf("error copying file data to form field: %v", err)
+		return res, fmt.Errorf("error copying file data to form field: %v", err)
 	}
 
 	w.Close()
 
-	var fileURL string
-	if err := request(token, "POST", "/storage/upload", w.FormDataContentType(), &buf, &fileURL); err != nil {
-		return "", fmt.Errorf("error while uploading file: %v", err)
+	if err := request(token, "POST", "/storage/upload", w.FormDataContentType(), &buf, &res); err != nil {
+		return res, fmt.Errorf("error while uploading file: %v", err)
 	}
 
-	return fileURL, nil
+	return res, nil
 }
 
 // DownloadFile retrieves the file content as []byte