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app.py

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+import streamlit as st
+import openrouteservice
+from openrouteservice import convert
+import folium
+from streamlit_folium import st_folium
+
+# Load API key from Streamlit secrets
+ORS_API_KEY = st.secrets["ORS_API_KEY"]
+
+# Initialize ORS client
+client = openrouteservice.Client(key=ORS_API_KEY)
+
+# Supported transport modes
+MODES = {
+    "Driving": "driving-car",
+    "Walking": "foot-walking",
+    "Cycling": "cycling-regular"
+}
+
+# App title
+st.set_page_config(page_title="Commute Planner", layout="centered")
+st.title("🚗 Commute Planner")
+
+# Input fields
+start_location = st.text_input("Start location (address or place name):")
+end_location = st.text_input("Destination (address or place name):")
+mode = st.selectbox("Transportation mode", list(MODES.keys()))
+
+# Process user input
+if st.button("Get Route") and start_location and end_location:
+    try:
+        # Geocode start and end addresses
+        geocode_start = client.pelias_search(start_location)
+        start_coords = geocode_start["features"][0]["geometry"]["coordinates"]
+
+        geocode_end = client.pelias_search(end_location)
+        end_coords = geocode_end["features"][0]["geometry"]["coordinates"]
+
+        coords = (start_coords, end_coords)
+
+        # Get route info
+        route = client.directions(coords, profile=MODES[mode], format="geojson")
+        properties = route["features"][0]["properties"]["summary"]
+        distance_km = properties["distance"] / 1000
+        duration_min = properties["duration"] / 60
+
+        st.success(f"🛣️ Distance: {distance_km:.2f} km | ⏱️ Duration: {duration_min:.1f} minutes")
+
+        # Map
+        m = folium.Map(location=[start_coords[1], start_coords[0]], zoom_start=13)
+        folium.Marker([start_coords[1], start_coords[0]], popup="Start", icon=folium.Icon(color='green')).add_to(m)
+        folium.Marker([end_coords[1], end_coords[0]], popup="End", icon=folium.Icon(color='red')).add_to(m)
+        folium.GeoJson(route, name="Route").add_to(m)
+
+        st.subheader("📍 Route Map")
+        st_folium(m, width=700, height=500)
+
+    except Exception as e:
+        st.error(f"Error fetching route: {e}")

requirements.txt

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+streamlit
+openrouteservice
+folium
+streamlit-folium