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| import streamlit as st | |
| import folium | |
| from folium.plugins import MarkerCluster | |
| from streamlit_folium import folium_static | |
| import googlemaps | |
| from datetime import datetime | |
| import os | |
| # Initialize Google Maps | |
| gmaps = googlemaps.Client(key=os.getenv('GOOGLE_KEY')) | |
| # Function to fetch directions | |
| def get_directions_and_coords(source, destination): | |
| now = datetime.now() | |
| directions_info = gmaps.directions(source, destination, mode='driving', departure_time=now) | |
| if directions_info: | |
| steps = directions_info[0]['legs'][0]['steps'] | |
| coords = [(step['start_location']['lat'], step['start_location']['lng']) for step in steps] | |
| return steps, coords | |
| else: | |
| return None, None | |
| # Function to render map with directions | |
| def render_folium_map(coords): | |
| m = folium.Map(location=[coords[0][0], coords[0][1]], zoom_start=13) | |
| folium.PolyLine(coords, color="blue", weight=2.5, opacity=1).add_to(m) | |
| return m | |
| # Function to add medical center paths and annotate distance | |
| def add_medical_center_paths(m, source, med_centers): | |
| for name, lat, lon, specialty, city in med_centers: | |
| _, coords = get_directions_and_coords(source, (lat, lon)) | |
| if coords: | |
| folium.PolyLine(coords, color="red", weight=2.5, opacity=1).add_to(m) | |
| folium.Marker([lat, lon], popup=name).add_to(m) | |
| distance_info = gmaps.distance_matrix(source, (lat, lon), mode='driving') | |
| distance = distance_info['rows'][0]['elements'][0]['distance']['text'] | |
| folium.map.Marker( | |
| [coords[-1][0], coords[-1][1]], | |
| icon=folium.DivIcon( | |
| icon_size=(150, 36), | |
| icon_anchor=(0, 0), | |
| html=f'<div style="font-size: 10pt; color : red;">{distance}</div>', | |
| ) | |
| ).add_to(m) | |
| # Streamlit UI | |
| st.title('Google Maps and Texas Medical Centers 🤠') | |
| st.sidebar.header('Directions') | |
| source_location = st.sidebar.text_input("Source Location", "Dallas Fort Worth Airport, TX") | |
| destination_location = st.sidebar.text_input("Destination Location", "Corpus Christi Beach, TX") | |
| if st.sidebar.button('Get Directions'): | |
| steps, coords = get_directions_and_coords(source_location, destination_location) | |
| if steps and coords: | |
| st.subheader('Driving Directions:') | |
| for i, step in enumerate(steps): | |
| st.write(f"{i+1}. {step['html_instructions']}") | |
| st.subheader('Route on Map:') | |
| m1 = render_folium_map(coords) | |
| folium_static(m1) | |
| else: | |
| st.write("No available routes.") | |
| # Top 10 medical centers in Texas | |
| texas_med_centers = [ | |
| ('MD Anderson Cancer Center', 29.7072, -95.3973, 'Cancer specialty', 'Houston'), | |
| ('Baylor University Medical Center', 32.7894, -96.7805, 'Teaching hospital', 'Dallas'), | |
| ('Methodist Hospital', 29.7099, -98.5262, 'Community hospital', 'San Antonio'), | |
| ('Parkland Memorial Hospital', 32.8121, -96.8103, 'Teaching hospital', 'Dallas'), | |
| ('UT Southwestern Medical Center', 32.8199, -96.8419, 'Teaching hospital', 'Dallas'), | |
| ('Texas Health Presbyterian Hospital Dallas', 32.8821, -96.7702, 'Community hospital', 'Dallas'), | |
| ('Memorial Hermann-Texas Medical Center', 29.7096, -95.4017, 'Teaching hospital', 'Houston'), | |
| ('St. Luke\'s Episcopal Hospital', 29.7096, -95.4019, 'Community hospital', 'Houston'), | |
| ('Texas Children\'s Hospital', 29.7075, -95.4034, 'Pediatrics', 'Houston'), | |
| ('Tarrant County Hospital', 32.7571, -97.3311, 'Community hospital', 'Fort Worth') | |
| ] | |
| # Annotate distances and paths for each medical center | |
| st.markdown("## 🏥 Texas Medical Centers 🤠") | |
| m2 = folium.Map(location=[31.9686, -99.9018], zoom_start=6) | |
| marker_cluster = MarkerCluster().add_to(m2) | |
| add_medical_center_paths(m2, source_location, texas_med_centers) | |
| folium_static(m2) | |