Update app.py

app.py

@@ -148,30 +148,49 @@ import streamlit as st
 import pandas as pd
 
 def get_route(start_coord, end_coord):
-    api_key = os.getenv('OPENSTREET_API')  # Make sure the environment variable matches your setup
+    api_key = os.getenv('OPENSTREET_API')
+    
+    # Debugging: Confirm API key retrieval
     if not api_key:
         st.error("API key not found. Please set the OPENSTREET_API environment variable.")
-        return
-    
+        return None
+    else:
+        st.success("API key successfully retrieved.")
+
+    # Prepare the request details
     headers = {
         'Accept': 'application/json, application/geo+json, application/gpx+xml, img/png; charset=utf-8',
     }
     url = f"https://api.openrouteservice.org/v2/directions/driving-car?api_key={api_key}&start={start_coord[0]},{start_coord[1]}&end={end_coord[0]},{end_coord[1]}"
     
+    # Debugging: Display the request URL for verification
+    st.write("Requesting URL:", url)
+
+    # Make the API request
     response = requests.get(url, headers=headers)
 
+    # Debugging: Check and display the response status
+    st.write(f"Response Status Code: {response.status_code}")
+    
     if response.status_code == 200:
-        print("API call successful. Response data:", response.json())  # For debugging: remove or comment out in production
         data = response.json()
+        
+        # Debugging: Display a portion of the response for inspection
+        st.write("API call successful. Here's a preview of the response data:")
+        st.json(data)  # Displaying the full response might be overwhelming; consider showing just a part of it
+        
         if 'features' in data and len(data['features']) > 0:
             route = data['features'][0]['geometry']['coordinates']
+            
+            # Debugging: Confirm route data extraction
+            st.success("Route data successfully extracted.")
             return route
         else:
             st.error("Route data is missing from the response.")
             return None
     else:
-        print(f"Failed to get route data. Status code: {response.status_code}, Response: {response.text}")  # For debugging: remove or comment out in production
-        st.error(f"Failed to get route data. Status code: {response.status_code}")
+        response_text = response.text[:500]  # Limit the amount of text displayed for clarity
+        st.error(f"Failed to get route data. Status code: {response.status_code}, Response: {response_text}")
         return None