feat(app): add get all addresses feature

VectorSearchApp/Program.cs

@@ -60,12 +60,13 @@ while (true)
     Console.WriteLine("Options:");
     Console.WriteLine("  1. Add a new address");
     Console.WriteLine("  2. Search for similar addresses");
-    Console.WriteLine("  3. Exit");
+    Console.WriteLine("  3. Get all addresses");
+    Console.WriteLine("  4. Exit");
     Console.Write("Select an option: ");
 
     var option = Console.ReadLine()?.Trim();
 
-    if (option?.ToLower() == "exit" || option == "3")
+    if (option?.ToLower() == "exit" || option == "4")
     {
         Console.WriteLine("Goodbye!");
         return;
@@ -79,6 +80,9 @@ while (true)
         case "2":
             await SearchAddressesAsync(embeddingService, qdrantService, appConfig);
             break;
+        case "3":
+            await GetAllAddressesAsync(qdrantService);
+            break;
         default:
             Console.WriteLine("Invalid option. Please try again.");
             break;
@@ -197,3 +201,34 @@ async Task SearchAddressesAsync(IEmbeddingService embeddingService, IQdrantServi
         Console.WriteLine($"Error during search: {ex.Message}");
     }
 }
+
+async Task GetAllAddressesAsync(IQdrantService? qdrantService)
+{
+    if (qdrantService == null)
+    {
+        Console.WriteLine("Getting all addresses is not available because Qdrant is not connected.");
+        return;
+    }
+
+    try
+    {
+        Console.WriteLine("Retrieving all addresses...");
+        var addresses = await qdrantService.GetAllAddressesAsync();
+
+        if (addresses.Count == 0)
+        {
+            Console.WriteLine("No addresses found in the database.");
+            return;
+        }
+
+        Console.WriteLine($"\nFound {addresses.Count} address(es):");
+        for (int i = 0; i < addresses.Count; i++)
+        {
+            Console.WriteLine($"  {i + 1}. {addresses[i].FullAddress}");
+        }
+    }
+    catch (Exception ex)
+    {
+        Console.WriteLine($"Error retrieving addresses: {ex.Message}");
+    }
+}

VectorSearchApp/Services/QdrantService.cs

@@ -10,6 +10,7 @@ public interface IQdrantService
     Task InitializeCollectionAsync(CancellationToken cancellationToken = default);
     Task StoreAddressAsync(Address address, float[] embedding, CancellationToken cancellationToken = default);
     Task<List<AddressEmbedding>> SearchSimilarAddressesAsync(float[] queryEmbedding, int limit = 5, float scoreThreshold = 0.0f, CancellationToken cancellationToken = default);
+    Task<List<AddressEmbedding>> GetAllAddressesAsync(CancellationToken cancellationToken = default);
 }
 
 public class QdrantService : IQdrantService
@@ -67,4 +68,22 @@ public class QdrantService : IQdrantService
             Score = r.Score
         }).ToList();
     }
+
+    public async Task<List<AddressEmbedding>> GetAllAddressesAsync(CancellationToken cancellationToken = default)
+    {
+        var response = await _client.ScrollAsync(_collectionName, limit: 10000, cancellationToken: cancellationToken);
+        
+        var addresses = new List<AddressEmbedding>();
+        foreach (var point in response.Result)
+        {
+            addresses.Add(new AddressEmbedding
+            {
+                Id = Guid.Parse(point.Id.Uuid),
+                FullAddress = point.Payload["address"].StringValue,
+                Vector = Array.Empty<float>(),
+                Score = 0f
+            });
+        }
+        return addresses;
+    }
 }