Add project data

Tabletop.Core/Validators/GameValidator.cs

@@ -0,0 +1,32 @@
+using FluentValidation;
+using Tabletop.Core.Models;
+
+namespace Tabletop.Core.Validators
+{
+    public class GameValidator : AbstractValidator<Game>
+    {
+        public GameValidator()
+        {
+            RuleFor(x => x.Name)
+                .NotEmpty()
+                .WithMessage("The field must be filled")
+                .MaximumLength(30)
+                .WithMessage("Name must contain only 30 characters.");
+
+            RuleFor(x => x.GamemodeId)
+                .NotEmpty()
+                .WithMessage("Game Mode must be selected");
+
+            When(x => x.GamemodeId is 1 or 4, () =>
+            {
+                RuleFor(x => x.NumberOfRounds)
+                    .NotNull()
+                    .WithMessage("Rounds must be selected");
+            });
+
+            RuleFor(x => x.Force)
+                .NotEmpty()
+                .WithMessage("Force must be selected");
+        }
+    }
+}