app.py

import gradio as gr
from tools import get_coords_from_address, calculate_distance

# --- Tools ---
geocoding_interface = gr.Interface(
    fn=get_coords_from_address,
    inputs=[
        gr.Textbox(label="Address", placeholder="e.g., 1600 Amphitheatre Parkway, Mountain View, CA")
    ],
    outputs=[
        gr.Textbox(label="Coordinates (Lat, Lon)")
    ],
    title="Address to Coordinates",
    description="A tool to get the latitude and longitude for a given street address."
)

distance_interface = gr.Interface(
    fn=calculate_distance,
    inputs=[
        gr.Number(label="Latitude Point A"),
        gr.Number(label="Longitude Point A"),
        gr.Number(label="Latitude Point B"),
        gr.Number(label="Longitude Point B"),
        gr.Radio(["km", "miles"], label="Unit", value="km")
    ],
    outputs=[
        gr.Textbox(label="Distance")
    ],
    title="Distance Calculator",
    description="A tool to calculate the distance between two geographic points."
)

# --- About Tab ---
with gr.Blocks() as about_tab:
    gr.Markdown("""
    # 🌍 Geocalc MCP Server

    Welcome to the Geocalc MCP server. This application provides a collection of tools for geographic calculations.

    This server is designed to be used by AI models (like LLMs) to perform geo-related tasks.

    ## Available Tools

    - **Address Geocoding**: Converts a physical address into latitude and longitude coordinates.

    Use the tabs above to navigate to the desired tool.
    """)

# --- Assemble the Tabbed Interface ---
demo = gr.TabbedInterface(
    [about_tab, geocoding_interface, distance_interface],
    ["About", "Address Geocoding", "Distance Calculator"],
    title="🌍 Geocalc MCP Server"
)

# --- Launch the Server ---
if __name__ == "__main__":
    demo.launch(mcp_server=True, debug=True)