tcloud compatibility, dotnet bug fixes

enterprise/Activities/TrainActivities.cs

@@ -1,20 +1,28 @@
 using System.Net.Http.Json;
+using System.Text.Json;
 using Temporalio.Activities;
 using TrainSearchWorker.Models;
+using TrainSearchWorker.Converters;
 
 namespace TrainSearchWorker.Activities;
 
 public class TrainActivities
 {
     private readonly HttpClient _client;
+    private readonly JsonSerializerOptions _jsonOptions;
 
     public TrainActivities(IHttpClientFactory clientFactory)
     {
         _client = clientFactory.CreateClient("TrainApi");
+        _jsonOptions = new JsonSerializerOptions
+        {
+            PropertyNameCaseInsensitive = true
+        };
     }
 
+
     [Activity]
-    public async Task<List<Journey>> SearchTrains(SearchTrainsRequest request)
+    public async Task<JourneyResponse> SearchTrains(SearchTrainsRequest request)
     {
         var response = await _client.GetAsync(
             $"api/search?from={Uri.EscapeDataString(request.From)}" +
@@ -24,17 +32,28 @@ public class TrainActivities
 
         response.EnsureSuccessStatusCode();
 
-        return await response.Content.ReadFromJsonAsync<List<Journey>>() 
-            ?? throw new InvalidOperationException("Received null response from API");
+        // Deserialize into JourneyResponse rather than List<Journey>
+        var journeyResponse = await response.Content.ReadFromJsonAsync<JourneyResponse>(_jsonOptions)
+                              ?? throw new InvalidOperationException("Received null response from API");
+
+        return journeyResponse;
     }
 
     [Activity]
-    public async Task<List<Journey>> BookTrains(BookTrainsRequest request)
+    public async Task<BookTrainsResponse> BookTrains(BookTrainsRequest request)
     {
-        var response = await _client.PostAsJsonAsync("api/book", request);
+        // Build the URL using the train IDs from the request
+        var url = $"api/book/{Uri.EscapeDataString(request.TrainIds)}";
+
+        // POST with no JSON body, matching the Python version
+        var response = await _client.PostAsync(url, null);
         response.EnsureSuccessStatusCode();
 
-        return await response.Content.ReadFromJsonAsync<List<Journey>>()
-            ?? throw new InvalidOperationException("Received null response from API");
+        // Deserialize into a BookTrainsResponse (a single object)
+        var bookingResponse = await response.Content.ReadFromJsonAsync<BookTrainsResponse>(_jsonOptions)
+                              ?? throw new InvalidOperationException("Received null response from API");
+
+        return bookingResponse;
     }
+
 }