[REFACTOR] Refactored UserRepository to use new monads

DotBased.AspNet.Authority/Monads/AuthorityResult.cs

@@ -0,0 +1,40 @@
+using DotBased.AspNet.Authority.Models.Validation;
+using DotBased.Monads;
+
+namespace DotBased.AspNet.Authority.Monads;
+
+public class AuthorityResult<TResult> : Result<TResult>
+{
+    protected AuthorityResult(TResult result) : base(result)
+    {
+    }
+
+    protected AuthorityResult(Exception exception) : base(exception)
+    {
+    }
+
+    protected AuthorityResult(ResultError error) : base(error)
+    {
+    }
+
+    protected AuthorityResult(List<ValidationError> validationErrors) : base(ResultError.Fail("Validation failed!"))
+    {
+        _validationErrors = validationErrors;
+    }
+
+    private readonly List<ValidationError> _validationErrors = [];
+    public IReadOnlyList<ValidationError> ValidationErrors => _validationErrors;
+
+    public static implicit operator AuthorityResult<TResult>(TResult result) => new(result);
+    public static implicit operator AuthorityResult<TResult>(Exception exception) => new(exception);
+    public static implicit operator AuthorityResult<TResult>(ResultError error) => new(error);
+    public static implicit operator AuthorityResult<TResult>(List<ValidationError> validationErrors) => new(validationErrors);
+
+    public static AuthorityResult<TResult> FromResult(Result<TResult> result)
+    {
+        var authorityResult = result.Match<AuthorityResult<TResult>>(
+            r => new AuthorityResult<TResult>(r),
+            error => new AuthorityResult<TResult>(error));
+        return authorityResult;
+    }
+}