using Chickensoft.Introspection;
using static Zennysoft.Game.Ma.EnemyLogic.Input;

namespace Zennysoft.Game.Ma;

public partial class EnemyLogic
{
  public partial record State
  {
    [Meta, Id("enemy_logic_state_alive")]
    public abstract partial record Alive : State,
      IGet<Idle>,
      IGet<Move>,
      IGet<Patrol>,
      IGet<Follow>,
      IGet<Flee>,
      IGet<ReachedPlayer>,
      IGet<Input.LoseTrackOfTarget>,
      IGet<Input.Defeated>
    {
      public Transition On(in Reset input)
      {
        Output(new Output.ReturnToDefaultState());
        return ToSelf();
      }

      public Transition On(in Input.Defeated input) => To<Defeated>();

      public Transition On(in Follow _) => To<FollowPlayer>();

      public Transition On(in Flee _) => To<FleePlayer>();

      public Transition On(in LoseTrackOfTarget input)
      {
        Output(new Output.ReturnToDefaultState());
        return To<Unactivated>();
      }

      public Transition On(in ReachedPlayer input)
      {
        Output(new Output.Idle());
        return To<EngagePlayer>();
      }

      public Transition On(in Patrol _) => To<Patrolling>();

      public Transition On(in Idle input)
      {
        Output(new Output.Idle());
        return ToSelf();
      }

      public Transition On(in Move input)
      {
        Output(new Output.Move());
        return ToSelf();
      }
    }
  }
}