Delta-v/Content.Shared/Interaction/Events/AttackAttemptEvent.cs

using Robust.Shared.GameObjects;

namespace Content.Shared.Interaction.Events
{
    public class AttackAttemptEvent : CancellableEntityEventArgs
    {
        public EntityUid Uid { get; }
        public EntityUid? Target { get; }

        public AttackAttemptEvent(EntityUid uid, EntityUid? target = null)
        {
            Uid = uid;
            Target = target;
        }
    }
}