Update app.py

app.py

@@ -6,21 +6,22 @@ from geopy.geocoders import Nominatim
 import folium
 from streamlit_folium import st_folium
 import os
+from urllib.parse import quote
 
-# Title
+# Page setup
 st.set_page_config(page_title="Commute Planner", layout="centered")
 st.title("🚗 Commute Planner")
-st.markdown("Estimate your travel time, view the route map, current weather, and air quality index.")
+st.markdown("Estimate travel time, view the route, check weather, air quality, and traffic alerts.")
 
-# API keys (use st.secrets if deploying)
+# API keys
 ORS_API_KEY = os.getenv("ORS_API_KEY", st.secrets.get("ORS_API_KEY", ""))
 OWM_API_KEY = os.getenv("OWM_API_KEY", st.secrets.get("OWM_API_KEY", ""))
 
-# Initialize OpenRouteService client
+# Initialize services
 client = openrouteservice.Client(key=ORS_API_KEY)
 geolocator = Nominatim(user_agent="commute_planner")
 
-# Transport mode options
+# Transport options
 transport_modes = {
     "Driving": "driving-car",
     "Walking": "foot-walking",
@@ -28,17 +29,16 @@ transport_modes = {
     "Transit (experimental)": "driving-hgv"
 }
 
-# Sidebar Inputs
+# Inputs
 start_location = st.text_input("Enter Start Location", key="start")
 end_location = st.text_input("Enter Destination", key="end")
 mode = st.selectbox("Select Transportation Mode", list(transport_modes.keys()), key="mode")
 submit = st.button("Get Route")
 
-# Only run route logic if submit was clicked
+# Route planning
 if submit or st.session_state.get("show_results"):
     if submit:
         try:
-            # Geocode locations
             start_coords = geolocator.geocode(start_location)
             end_coords = geolocator.geocode(end_location)
 
@@ -48,7 +48,6 @@ if submit or st.session_state.get("show_results"):
                 start_point = [start_coords.longitude, start_coords.latitude]
                 end_point = [end_coords.longitude, end_coords.latitude]
 
-                # Fetch route
                 route = client.directions(
                     coordinates=[start_point, end_point],
                     profile=transport_modes[mode],
@@ -58,23 +57,24 @@ if submit or st.session_state.get("show_results"):
                 distance_km = route['features'][0]['properties']['segments'][0]['distance'] / 1000
                 duration_min = route['features'][0]['properties']['segments'][0]['duration'] / 60
 
-                # Save to session state
                 st.session_state["show_results"] = True
                 st.session_state["distance_km"] = distance_km
                 st.session_state["duration_min"] = duration_min
                 st.session_state["start_coords"] = [start_coords.latitude, start_coords.longitude]
                 st.session_state["end_coords"] = [end_coords.latitude, end_coords.longitude]
                 st.session_state["route"] = route
+                st.session_state["start_location_name"] = start_coords.address
+                st.session_state["end_location_name"] = end_coords.address
 
         except Exception as e:
             st.error(f"Error: {e}")
 
-# Display results if they exist
+# Results
 if st.session_state.get("show_results"):
     st.success(f"**Distance:** {st.session_state['distance_km']:.2f} km")
     st.success(f"**Estimated Duration:** {st.session_state['duration_min']:.1f} minutes")
 
-    # Draw map
+    # Route map
     route = st.session_state["route"]
     m = folium.Map(location=st.session_state["start_coords"], zoom_start=13)
     folium.Marker(st.session_state["start_coords"], tooltip="Start", icon=folium.Icon(color='green')).add_to(m)
@@ -82,7 +82,7 @@ if st.session_state.get("show_results"):
     folium.GeoJson(route, name="Route").add_to(m)
     st_folium(m, width=700, height=500)
 
-    # Get weather and AQI
+    # Weather and AQI
     lat, lon = st.session_state["start_coords"]
     weather_url = f"https://api.openweathermap.org/data/2.5/weather?lat={lat}&lon={lon}&appid={OWM_API_KEY}&units=metric"
     air_url = f"http://api.openweathermap.org/data/2.5/air_pollution?lat={lat}&lon={lon}&appid={OWM_API_KEY}"
@@ -100,3 +100,17 @@ if st.session_state.get("show_results"):
         st.info(f"**Air Quality Index (AQI):** {aqi} (1=Good, 5=Very Poor)")
     except:
         st.warning("Could not fetch weather or air quality data.")
+
+    # 🔎 News Alerts (Protests, Traffic, Closures)
+    st.subheader("🚨 Local Alerts: Traffic, Closures, Protests")
+
+    start_loc = st.session_state.get("start_location_name", start_location)
+    end_loc = st.session_state.get("end_location_name", end_location)
+    keywords = ["traffic jam", "protest", "road blocked", "highway closed", "accident"]
+
+    st.markdown("Here are some quick links to news related to your route:")
+    for keyword in keywords:
+        search_query = f"{keyword} near {start_loc} OR {end_loc}"
+        search_url = f"https://www.google.com/search?q={quote(search_query)}"
+        st.markdown(f"- [{keyword.title()} Alerts]({search_url})")
+