"""
Get weather by coordinates tool for Weather MCP Server.
"""
from typing import Dict, Any
from fastmcp import FastMCP
from datetime import datetime
from .common import BASE_URL, make_weather_request
def register_tool(mcp: FastMCP):
"""Register the get_weather_by_coordinates tool with the FastMCP server."""
@mcp.tool
async def get_weather_by_coordinates(
latitude: float,
longitude: float,
units: str = "metric"
) -> Dict[str, Any]:
"""
Get current weather by latitude and longitude.
Args:
latitude: Latitude coordinate
longitude: Longitude coordinate
units: Units of measurement - metric, imperial, or standard
Returns:
Dictionary containing current weather data for the coordinates
"""
endpoint = f"{BASE_URL}/weather"
params = {
"lat": latitude,
"lon": longitude,
"units": units
}
result = await make_weather_request(endpoint, params)
if not result["success"]:
return result
data = result["data"]
return {
"success": True,
"location": {
"name": data.get("name"),
"country": data.get("sys", {}).get("country"),
"coordinates": {
"latitude": latitude,
"longitude": longitude
}
},
"current": {
"temperature": data.get("main", {}).get("temp"),
"feels_like": data.get("main", {}).get("feels_like"),
"humidity": data.get("main", {}).get("humidity"),
"pressure": data.get("main", {}).get("pressure"),
"description": data.get("weather", [{}])[0].get("description"),
"wind_speed": data.get("wind", {}).get("speed"),
"clouds": data.get("clouds", {}).get("all")
},
"timestamp": datetime.fromtimestamp(data.get("dt", 0)).isoformat(),
"units": units
}
