Update app.py

app.py

@@ -43,28 +43,43 @@ def get_current_time_in_timezone(timezone: str) -> str:
         return f"Error fetching time for timezone '{timezone}': {str(e)}"
 
 @tool
-def get_open_meteo_weather(latitude: float, longitude: float) -> str:
-    """Fetches the current weather using the Open-Meteo API.
+def get_open_meteo_weather(city: str) -> str:
+    """
+    Fetches the current weather for a given city using Open-Meteo's APIs.
     
     Args:
-        latitude: The latitude of the location.
-        longitude: The longitude of the location.
-    
+        city: The name of the city (e.g., "Berlin", "New York").
+        
     Returns:
-        A string summarizing the current weather conditions.
+        A string summarizing the current weather conditions, or an error message.
     """
     try:
-        # Build the API URL with the desired parameters:
-        # - current_weather=true returns an object with temperature, windspeed, etc.
-        url = (
+        # First, use the geocoding API to convert the city name to coordinates.
+        geo_url = f"https://geocoding-api.open-meteo.com/v1/search?name={city}"
+        geo_response = requests.get(geo_url)
+        geo_response.raise_for_status()
+        geo_data = geo_response.json()
+        
+        results = geo_data.get("results")
+        if not results:
+            return f"No coordinates found for city: {city}"
+        
+        # Use the first matching result.
+        first_result = results[0]
+        latitude = first_result.get("latitude")
+        longitude = first_result.get("longitude")
+        resolved_name = first_result.get("name", city)
+        
+        # Now, query the Open-Meteo weather API with the obtained coordinates.
+        weather_url = (
             f"https://api.open-meteo.com/v1/forecast"
             f"?latitude={latitude}&longitude={longitude}&current_weather=true"
         )
-        response = requests.get(url)
-        response.raise_for_status()  # raise an exception for HTTP errors
-        data = response.json()
+        weather_response = requests.get(weather_url)
+        weather_response.raise_for_status()
+        weather_data = weather_response.json()
         
-        current = data.get("current_weather")
+        current = weather_data.get("current_weather")
         if not current:
             return "Current weather data not available."
         
@@ -75,7 +90,7 @@ def get_open_meteo_weather(latitude: float, longitude: float) -> str:
         weather_time = current.get("time")
         
         return (
-            f"At {weather_time}, the temperature is {temperature}°C, "
+            f"In {resolved_name} at {weather_time}, the temperature is {temperature}°C, "
             f"wind speed is {windspeed} km/h, wind direction is {winddirection}°, "
             f"weather code: {weathercode}."
         )