import gradio as gr
import requests
import os

# 👉 Use environment variable for API key (important for Hugging Face)
API_KEY = os.getenv("Weather")

def get_weather(city):
    if not city:
        return "❌ Please enter a city name"

    if not API_KEY:
        return "❌ API key not set"

    url = f"http://api.openweathermap.org/data/2.5/weather?q={city}&appid={API_KEY}&units=metric"
    
    try:
        response = requests.get(url)
        data = response.json()

        if str(data.get("cod")) == "200":
            temp = data["main"]["temp"]
            humidity = data["main"]["humidity"]
            desc = data["weather"][0]["description"]
            country = data["sys"]["country"]

            return f"""
🌍 City: {city}, {country}
🌡️ Temperature: {temp} °C
💧 Humidity: {humidity}%
🌤️ Condition: {desc}
"""
        else:
            return f"❌ Error: {data.get('message', 'Unknown error')}"

    except Exception as e:
        return f"⚠️ Network Error: {str(e)}"

# 👉 Gradio UI
demo = gr.Interface(
    fn=get_weather,
    inputs=gr.Textbox(label="Enter City Name"),
    outputs=gr.Textbox(label="Weather Info"),
    title="🌦️ Weather App",
    description="Get real-time weather using OpenWeather API"
)

# 👉 Launch (for Hugging Face)
demo.launch()