feat: implement dynamic knowledge graph updates and state management services

2026-04-26 14:53:48 +02:00
parent 412320980f
commit 7859c9806f
30 changed files with 668 additions and 153 deletions
@@ -0,0 +1,61 @@
+using System.Net.Http.Json;
+using FluentResults;
+using NexusReader.Application.Abstractions.Services;
+using NexusReader.Application.DTOs.AI;
+
+namespace NexusReader.Web.Client.Services;
+
+public class WasmKnowledgeService : IKnowledgeService
+{
+    private readonly HttpClient _httpClient;
+
+    public WasmKnowledgeService(HttpClient httpClient)
+    {
+        _httpClient = httpClient;
+    }
+
+    public async Task<Result<KnowledgePacket>> GetKnowledgeAsync(string text, CancellationToken cancellationToken = default)
+    {
+        try
+        {
+            Console.WriteLine($"[WasmKnowledgeService] Calling API for extraction (Text length: {text.Length})...");
+            var response = await _httpClient.PostAsJsonAsync("/api/knowledge", new { text }, cancellationToken);
+            if (response.IsSuccessStatusCode)
+            {
+                Console.WriteLine("[WasmKnowledgeService] API Response success. Deserializing...");
+                var packet = await response.Content.ReadFromJsonAsync<KnowledgePacket>(cancellationToken: cancellationToken);
+                return packet != null ? Result.Ok(packet) : Result.Fail("Failed to deserialize knowledge packet.");
+            }
+
+            var errorBody = await response.Content.ReadAsStringAsync(cancellationToken);
+            Console.WriteLine($"[WasmKnowledgeService] API Error ({response.StatusCode}): {errorBody}");
+            return Result.Fail($"Server error ({response.StatusCode}): {errorBody}");
+        }
+        catch (Exception ex)
+        {
+            Console.WriteLine($"[WasmKnowledgeService] Exception: {ex.Message}");
+            return Result.Fail(new Error($"Network or parsing error: {ex.Message}").CausedBy(ex));
+        }
+    }
+
+    public async Task<Result> ClearCacheAsync(CancellationToken cancellationToken = default)
+    {
+        try
+        {
+            Console.WriteLine("[WasmKnowledgeService] Requesting cache clear...");
+            var response = await _httpClient.DeleteAsync("/api/knowledge", cancellationToken);
+            if (response.IsSuccessStatusCode)
+            {
+                Console.WriteLine("[WasmKnowledgeService] Cache cleared successfully.");
+                return Result.Ok();
+            }
+
+            var errorBody = await response.Content.ReadAsStringAsync(cancellationToken);
+            return Result.Fail($"Server error ({response.StatusCode}): {errorBody}");
+        }
+        catch (Exception ex)
+        {
+            return Result.Fail(new Error($"Network error: {ex.Message}").CausedBy(ex));
+        }
+    }
+}