feat(ControllerBaseExtensions): Erstellte Erweiterungsmethode zum Login über HttpContext mit Umschlag Empfänger und Rolle.

- Implementiert in HomeController

EnvelopeGenerator.Web/Controllers/ControllerBaseExtensions.cs

@@ -1,4 +1,7 @@
-using EnvelopeGenerator.Web.Models;
+using EnvelopeGenerator.Application.DTOs.EnvelopeReceiver;
+using EnvelopeGenerator.Web.Models;
+using Microsoft.AspNetCore.Authentication.Cookies;
+using Microsoft.AspNetCore.Authentication;
 using Microsoft.AspNetCore.Mvc;
 using System.Security.Claims;
 
@@ -6,6 +9,7 @@ namespace EnvelopeGenerator.Web.Controllers
 {
     public static class ControllerBaseExtensions
     {
+        #region Auth
         public static string? GetClaimValue(this ControllerBase controller, string claimType) => controller.User.FindFirstValue(claimType);
 
         public static string? GetAuthEnvelopeUuid(this ControllerBase controller) => controller.User.FindFirstValue(ClaimTypes.NameIdentifier);
@@ -23,7 +27,35 @@ namespace EnvelopeGenerator.Web.Controllers
             var env_id_str = controller.User.FindFirstValue(EnvelopeClaimTypes.Id);
             return int.TryParse(env_id_str, out int env_id) ? env_id : null;
         }
+        
+        public static async Task SignInEnvelopeAsync(this HttpContext context, EnvelopeReceiverDto er, string receiverRole)
+        {
+            var claims = new List<Claim> {
+            new(ClaimTypes.NameIdentifier, er.Envelope!.Uuid),
+            new(ClaimTypes.Hash, er.Receiver!.Signature),
+            new(ClaimTypes.Name, er.Name ?? string.Empty),
+            new(ClaimTypes.Email, er.Receiver.EmailAddress),
+            new(EnvelopeClaimTypes.Title, er.Envelope.Title),
+            new(EnvelopeClaimTypes.Id, er.Envelope.Id.ToString()),
+            new(ClaimTypes.Role, receiverRole)
+        };
 
+            var claimsIdentity = new ClaimsIdentity(claims, CookieAuthenticationDefaults.AuthenticationScheme);
+
+            var authProperties = new AuthenticationProperties
+            {
+                AllowRefresh = false,
+                IsPersistent = false
+            };
+
+            await context.SignInAsync(
+                CookieAuthenticationDefaults.AuthenticationScheme,
+                new ClaimsPrincipal(claimsIdentity),
+                authProperties);
+        }
+        #endregion
+
+        #region View error
         //TODO: integrate localizer for ready-to-use views
         public static ViewResult ViewError(this Controller controller, ErrorViewModel errorViewModel) => controller.View("_Error", errorViewModel);
 
@@ -61,5 +93,6 @@ namespace EnvelopeGenerator.Web.Controllers
             Subtitle = "Ein unerwarteter Fehler ist aufgetreten",
             Body = "Bitte kontaktieren Sie das IT-Team."
         });
-	}
+        #endregion
+    }
 }