Update app.py

app.py

@@ -56,18 +56,22 @@ def get_weather(location: str) -> str | None:
         pass
     return None
 
+import requests
+
 def extract_location(text: str) -> str | None:
     """
-    Extracts potential location names from the user query.
-    Works for both lowercase and capitalized names.
+    Use Open-Meteo geocoding to detect if a location exists in the query.
+    Works for lowercase, uppercase, and misspellings (fuzzy matching).
     """
-    # Normalize text (title case ensures 'delhi' → 'Delhi')
-    norm_text = text.title()
-
-    # Look for words/sequences of words starting with capital letters
-    matches = re.findall(r"\b([A-Z][a-z]+(?:\s+[A-Z][a-z]+)*)\b", norm_text)
+    try:
+        url = f"https://geocoding-api.open-meteo.com/v1/search?name={text}&count=1&language=en&format=json"
+        r = requests.get(url, timeout=5).json()
+        if r.get("results"):
+            return r["results"][0]["name"]
+    except:
+        pass
+    return None
 
-    return max(matches, key=len) if matches else None
 
 
 def crop_recommendation(query: str, weather: str | None = None) -> str: