Update app.py

app.py

@@ -40,7 +40,9 @@ def get_embedding(text):
 def format_ingredients_for_bert(ingredients_list):
     """Formatiert Zutatenliste für BERT"""
     return f"Ingredients: {', '.join(ingredients_list)}"
-
+    
+def normalize_ingredient_name(name):
+    return name.strip().lower()
 
 def get_cosine_similarity(vec1, vec2):
     """Berechnet die Cosinus-Ähnlichkeit zwischen zwei Vektoren"""
@@ -125,6 +127,15 @@ def find_best_ingredients(required_ingredients_names, available_ingredients_deta
     current_combination = required_ingredients_names.copy()
     remaining_ingredients_details = available_ingredients_filtered_details.copy()
 
+    # Entferne Duplikate aus remaining_ingredients_details - nur eine Zutat pro Name
+    seen_names = set()
+    unique_remaining_ingredients = []
+    for item in remaining_ingredients_details:
+        if item.name not in seen_names:
+            unique_remaining_ingredients.append(item)
+            seen_names.add(item.name)
+    remaining_ingredients_details = unique_remaining_ingredients
+        
     num_to_add = min(max_ingredients - len(required_ingredients_names), len(remaining_ingredients_details))
 
     for round_num in range(num_to_add):