app.py

import folium
import gradio as gr
import os
from bs4 import BeautifulSoup
import simplekml

# Function to create the permaculture map
def create_permaculture_map(coordinates, output_dir="output"):
    # Create base map
    m = folium.Map(
        location=coordinates,
        zoom_start=18,
        control_scale=True,
        tiles="cartodbpositron"
    )

    # Add north arrow
    north_arrow = """
    <div style="position: fixed; top: 10px; right: 10px; z-index: 1000;
                font-size: 24px; font-weight: bold; color: black;">↑ N</div>
    """
    m.get_root().html.add_child(folium.Element(north_arrow))

    # Add scale
    folium.plugins.MousePosition().add_to(m)

    # Add map elements
    elements = {
        "Building": {"loc": [0.0001, 0.0001], "color": "red", "icon": "home"},
        "Vegetation": {"loc": [-0.0001, -0.0001], "color": "green", "icon": "tree"},
        "Water Management": {"loc": [0.0003, -0.0003], "color": "blue", "icon": "tint"},
        "Energy": {"loc": [-0.0003, 0.0003], "color": "orange", "icon": "bolt"}
    }

    for name, props in elements.items():
        folium.Marker(
            location=[coordinates[0] + props["loc"][0], 
                     coordinates[1] + props["loc"][1]],
            icon=folium.Icon(color=props["color"], icon=props["icon"]),
            popup=name
        ).add_to(m)

    # Add paths
    folium.PolyLine(
        locations=[
            [coordinates[0] - 0.0002, coordinates[1] - 0.0002],
            [coordinates[0] + 0.0002, coordinates[1] + 0.0002]
        ],
        color="brown",
        weight=2,
        popup="Path"
    ).add_to(m)

    # Save map
    os.makedirs(output_dir, exist_ok=True)
    map_path = os.path.join(output_dir, "map.html")
    m.save(map_path)
    return map_path

# Gradio interface
def generate_map(lat, lon):
    # Validate coordinates
    if not (-90 <= lat <= 90) or not (-180 <= lon <= 180):
        raise gr.Error("Invalid coordinates! Lat: -90 to 90, Lon: -180 to 180")
    
    map_path = create_permaculture_map([lat, lon])
    
    with open(map_path, "r") as f:
        html = f.read()
    
    return f'<iframe srcdoc="{html}" width="100%" height="500"></iframe>'

# Create Gradio app
with gr.Blocks() as app:
    gr.Markdown("# 🌱 Permaculture Base Map Designer")
    
    with gr.Row():
        with gr.Column():
            # Map location picker
            map_picker = gr.Map(label="Click map to select location", height=300)
            
            # Coordinate inputs
            with gr.Row():
                lat_input = gr.Number(label="Latitude", value=45.5236)
                lon_input = gr.Number(label="Longitude", value=-122.6750)
            
            gr.Markdown("### Map Options")
            gr.Button("Generate Map").click(
                generate_map,
                inputs=[lat_input, lon_input],
                outputs=gr.HTML(label="Generated Map")
            )
        
        # Display generated map
        with gr.Column():
            gr.HTML(label="Generated Map")

    # Connect map clicks to coordinate inputs
    def update_coords(map_data):
        if map_data and map_data.get("features"):
            lon, lat = map_data["features"][0]["geometry"]["coordinates"]
            return lat, lon
        return None, None
    
    map_picker.select(update_coords, outputs=[lat_input, lon_input])

# Launch app
if __name__ == "__main__":
    app.launch()