partital fix

garmin-api-wrapper/app.py

@@ -94,14 +94,28 @@ def get_activity_details(activity_id):
 
 @app.route('/activities/<activity_id>/download', methods=['GET'])
 def download_activity(activity_id):
-    """Endpoint to download activity data."""
+    """Endpoint to download activity data with retry logic."""
     api = init_api()
     if not api:
         return jsonify({"error": "Failed to connect to Garmin API"}), 500
         
     try:
         format = request.args.get('format', 'fit')  # Default to FIT format
-        file_data = api.download_activity(activity_id, format=format)
+        file_data = None
+        
+        # Implement exponential backoff retry (1s, 2s, 4s)
+        for attempt in range(3):
+            try:
+                file_data = api.download_activity(activity_id, dl_fmt=format)
+                break  # Success, break out of retry loop
+            except Exception as e:
+                wait = 2 ** attempt
+                logger.warning(f"Download attempt {attempt+1}/3 failed, retrying in {wait}s: {str(e)}")
+                time.sleep(wait)
+        
+        if file_data is None:
+            return jsonify({"error": "Activity download failed after 3 attempts"}), 500
+            
         return send_file(
             io.BytesIO(file_data),
             mimetype='application/octet-stream',

garmin-api-wrapper/requirements.txt

@@ -1,3 +1,3 @@
-garminconnect==0.2.28
+garminconnect>=0.2.28
 garth
 Flask

internal/garmin/client.go

@@ -147,24 +147,9 @@ func (c *Client) DownloadActivity(activityID int, format string) ([]byte, error)
 		return nil, err
 	}
 
-	var resp *http.Response
-	reqErr := error(nil)
-
-	for i := 0; i <= c.retries; i++ {
-		resp, reqErr = c.httpClient.Do(req)
-		if reqErr != nil || (resp != nil && resp.StatusCode >= 500) {
-			if i < c.retries {
-				backoff := time.Duration(math.Pow(2, float64(i))) * time.Second
-				log.Printf("Download failed (attempt %d/%d), retrying in %v: %v", i+1, c.retries, backoff, reqErr)
-				time.Sleep(backoff)
-				continue
-			}
-		}
-		break
-	}
-
-	if reqErr != nil {
-		return nil, fmt.Errorf("download failed after %d retries: %w", c.retries, reqErr)
+	resp, err := c.httpClient.Do(req)
+	if err != nil {
+		return nil, fmt.Errorf("download failed: %w", err)
 	}
 	defer resp.Body.Close()