novelly/src/Novelly.Api/Users/NovelMemberContracts.cs

using Novelly.Api.Common.Validation;

namespace Novelly.Api.Users;

public record GrantAccessRequest(string Email, NovelRole NovelRole);

public record NovelMemberResponse(Guid UserId, string Email, string DisplayName, NovelRole NovelRole, DateTimeOffset GrantedAt);

public class GrantAccessRequestValidator : IModelValidator<GrantAccessRequest>
{
    public ValidationResult Validate(GrantAccessRequest model)
    {
        var result = new ValidationResult();
        result.AddRequiredTextErrors("Email", "Email", model.Email, 256);
        return result;
    }
}

public static class NovelMemberMapping
{
    public static NovelMemberResponse ToResponse(this NovelMember m) =>
        new(m.UserId, m.User!.Email ?? string.Empty, m.User.DisplayName, m.NovelRole, m.GrantedAt);
}