Removed Hawaii fix and added management of missing responses in travel times

src/FACT_road.jl

@@ -28,17 +28,6 @@ function travel_time_in_minutes(ws_host_port::String, selection::Dict)
     geo_id = selection["geo_id"]
     shape_obj = selection["shape_obj"]
 
-    # filter out Hawaii
-    # Convert geo_id to integers
-    geo_id_int = parse.(Int, geo_id)
-
-    # Apply the range condition
-    condition = (geo_id_int .>= 15000) .& (geo_id_int .< 16000)
-
-    # Overwrite the original arrays with the filtered results
-    geo_id = geo_id[.!condition]
-    shape_obj = shape_obj[.!condition]
-
     # Arrays to store column data
     o_geo_ids = String[]
     d_geo_ids = String[]
@@ -59,13 +48,23 @@ function travel_time_in_minutes(ws_host_port::String, selection::Dict)
 
             # Construct the request URL
             url = "$ws_host_port/route/v1/driving/$(start_longitude),$(start_latitude);$(end_longitude),$(end_latitude)?overview=false"
-            # Make the request
-            response = HTTP.get(url)
-            # Parse the response
-            data = JSON.parse(String(response.body))
-            # Extract and calculate travel time in minutes
-            travel_time_seconds = data["routes"][1]["duration"]
-            travel_time = travel_time_seconds / 60
+
+            try
+                # Make the request
+                response = HTTP.get(url)
+                # Ensure the response status code is 200 (OK)
+                if response.status != 200
+                    throw(Exception("Request failed with status code $(response.status)"))
+                end
+                # Parse the response
+                data = JSON.parse(String(response.body))
+                # Extract and calculate travel time in minutes
+                travel_time_seconds = data["routes"][1]["duration"]
+                travel_time = travel_time_seconds / 60
+            catch e
+                println("Error during HTTP request or response parsing: ", e)
+                travel_time = nothing  # Use `nothing` to represent null in Julia
+            end
 
             # Populate the columns
             push!(o_geo_ids, geo_id[i])