Update app.py

app.py

@@ -64,6 +64,7 @@ def build_macro_card(macros):
     """
 
 # ---------- Lógica principal ----------
+
 def analyze_food(image, text_prompt=""):
     if image is None:
         return "<div class='card'>Subí una imagen del plato 🍽️</div>"
@@ -79,17 +80,46 @@ def analyze_food(image, text_prompt=""):
             buffered = BytesIO()
             image.save(buffered, format="JPEG")
             img_b64 = base64.b64encode(buffered.getvalue()).decode("utf-8")
-            headers = {"Authorization": f"Bearer {HF_API_KEY}"}
-            data = {"inputs": {"text": text_prompt, "image": f"data:image/jpeg;base64,{img_b64}"}}
+            headers = {
+                "Authorization": f"Bearer {HF_API_KEY}",
+                "Content-Type": "application/json"
+            }
+            data = {
+                "inputs": {
+                    "text": text_prompt,
+                    "image": f"data:image/jpeg;base64,{img_b64}"
+                }
+            }
+
+            print("📡 Enviando request a:", HF_API_URL)
             r = requests.post(HF_API_URL, headers=headers, json=data)
-            answer = str(r.json())
+
+            print("📩 Status code:", r.status_code)
+            print("🧾 Respuesta cruda:", r.text[:500])
+
+            # si la respuesta viene vacía
+            if not r.text.strip():
+                return "<div class='card error'>⚠️ El modelo no devolvió respuesta. Espera unos segundos y reintenta.</div>"
+
+            # si no es JSON válido
+            try:
+                resp = r.json()
+            except Exception as e:
+                return f"<div class='card error'>⚠️ Error al decodificar respuesta: {e}<br><pre>{r.text[:300]}</pre></div>"
+
+            # Hugging Face a veces devuelve dict con 'error' o 'generated_text'
+            if isinstance(resp, dict) and "error" in resp:
+                return f"<div class='card error'>⚠️ Error del modelo: {resp['error']}</div>"
+
+            answer = str(resp)
 
         macros = extract_macros(answer)
         card = build_macro_card(macros)
         return f"<div class='desc'>{answer}</div>{card}"
 
     except Exception as e:
-        return f"<div class='card error'>⚠️ Error: {e}</div>"
+        return f"<div class='card error'>⚠️ Error general: {e}</div>"
+
 
 # ---------- Interfaz ----------
 def build_interface():