Messages first init

Govor.Core/Infrastructure/Validators/MessageValidator.cs

@@ -0,0 +1,44 @@
+using Govor.Core.Models;
+
+namespace Govor.Core.Infrastructure.Validators;
+
+public class MessageValidator : IObjectValidator<Message>
+{
+    public void Validate(Message message)
+    {
+        try
+        {
+            if (message is null)
+                throw new ArgumentNullException(nameof(message));
+            if (message.Id == Guid.Empty)
+                throw new ArgumentException("Message ID cannot be empty", nameof(message.Id));
+            if (message.SenderId == Guid.Empty)
+                throw new ArgumentException("Sender ID cannot be empty", nameof(message.SenderId));
+            if (message.RecipientId == Guid.Empty)
+                throw new ArgumentException("Recipient ID cannot be empty", nameof(message.RecipientId));
+            if(string.IsNullOrWhiteSpace(message.EncryptedContent))
+                throw new ArgumentException("Encrypted content cannot be empty", nameof(message.EncryptedContent));
+            if(message.IsEdited && message.EditedAt == DateTime.MinValue)
+                throw new ArgumentException("Edited at time cannot be empty", nameof(message.EditedAt));
+            if (message.EditedAt == DateTime.MinValue)
+                throw new ArgumentException("Edited at time cannot be empty", nameof(message.EditedAt));
+        }
+        catch (Exception ex)
+        {
+            throw new InvalidObjectException<Message>(ex);
+        }
+    }
+
+    public bool TryValidate(Message message)
+    {
+        try
+        {
+            Validate(message);
+            return true;
+        }
+        catch (Exception ex)
+        {
+            return false;
+        }
+    }
+}