From bbe40000956d59218023dbcaa1ee86e0e2598111 Mon Sep 17 00:00:00 2001
From: Maksym Sadovnychyy <maksym.sadovnychyy@gmail.com>
Date: Sun, 25 May 2025 21:07:38 +0200
Subject: [PATCH] (feature): webapi middlewares

---
 src/MaksIT.Core/MaksIT.Core.csproj            |  3 +-
 .../Middlewares/ErrorHandlingMiddleware.cs    | 37 +++++++++++++++++++
 .../TraceIdLoggingScopeMiddleware.cs          | 24 ++++++++++++
 3 files changed, 63 insertions(+), 1 deletion(-)
 create mode 100644 src/MaksIT.Core/Webapi/Middlewares/ErrorHandlingMiddleware.cs
 create mode 100644 src/MaksIT.Core/Webapi/Middlewares/TraceIdLoggingScopeMiddleware.cs

diff --git a/src/MaksIT.Core/MaksIT.Core.csproj b/src/MaksIT.Core/MaksIT.Core.csproj
index bdce300..3ead881 100644
--- a/src/MaksIT.Core/MaksIT.Core.csproj
+++ b/src/MaksIT.Core/MaksIT.Core.csproj
@@ -8,7 +8,7 @@
 
     <!-- NuGet package metadata -->
     <PackageId>MaksIT.Core</PackageId>
-    <Version>1.3.9</Version>
+    <Version>1.4.0</Version>
     <Authors>Maksym Sadovnychyy</Authors>
     <Company>MAKS-IT</Company>
     <Product>MaksIT.Core</Product>
@@ -26,6 +26,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.Cryptography.KeyDerivation" Version="9.0.5" />
+    <PackageReference Include="Microsoft.AspNetCore.Http.Abstractions" Version="2.3.0" />
     <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="9.0.5" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="9.0.5" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="9.0.5" />
diff --git a/src/MaksIT.Core/Webapi/Middlewares/ErrorHandlingMiddleware.cs b/src/MaksIT.Core/Webapi/Middlewares/ErrorHandlingMiddleware.cs
new file mode 100644
index 0000000..d053763
--- /dev/null
+++ b/src/MaksIT.Core/Webapi/Middlewares/ErrorHandlingMiddleware.cs
@@ -0,0 +1,37 @@
+using System.Text.Json;
+
+using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.Logging;
+
+
+namespace MaksIT.Core.Webapi.Middlewares;
+
+public class ErrorHandlingMiddleware {
+  private readonly RequestDelegate _next;
+  private readonly ILogger<ErrorHandlingMiddleware> _logger;
+
+  public ErrorHandlingMiddleware(RequestDelegate next, ILogger<ErrorHandlingMiddleware> logger) {
+    _next = next;
+    _logger = logger;
+  }
+
+  public async Task Invoke(HttpContext context) {
+    try {
+      await _next(context); // proceed to next middleware
+    }
+    catch (Exception ex) {
+      _logger.LogError(ex, "Unhandled exception");
+
+      context.Response.StatusCode = 500;
+      context.Response.ContentType = "application/json";
+
+      var errorResponse = new {
+        error = "An unexpected error occurred.",
+        details = ex.Message // or omit in production
+      };
+
+      var json = JsonSerializer.Serialize(errorResponse);
+      await context.Response.WriteAsync(json);
+    }
+  }
+}
\ No newline at end of file
diff --git a/src/MaksIT.Core/Webapi/Middlewares/TraceIdLoggingScopeMiddleware.cs b/src/MaksIT.Core/Webapi/Middlewares/TraceIdLoggingScopeMiddleware.cs
new file mode 100644
index 0000000..e7376cb
--- /dev/null
+++ b/src/MaksIT.Core/Webapi/Middlewares/TraceIdLoggingScopeMiddleware.cs
@@ -0,0 +1,24 @@
+using System.Diagnostics;
+
+using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.Logging;
+
+namespace MaksIT.Core.Webapi.Middlewares;
+
+public class TraceIdLoggingScopeMiddleware {
+  private readonly RequestDelegate _next;
+  private readonly ILogger<TraceIdLoggingScopeMiddleware> _logger;
+
+  public TraceIdLoggingScopeMiddleware(RequestDelegate next, ILogger<TraceIdLoggingScopeMiddleware> logger) {
+    _next = next;
+    _logger = logger;
+  }
+
+  public async Task InvokeAsync(HttpContext context) {
+    var traceId = Activity.Current?.TraceId.ToString() ?? context.TraceIdentifier;
+
+    using (_logger.BeginScope(new Dictionary<string, object> { ["TraceId"] = traceId })) {
+      await _next(context);
+    }
+  }
+}
\ No newline at end of file