using System;
using UnityEngine;

public class CharacterState : MonoBehaviour
{
    #region State
    public bool IsLocal { get => GetIsLocal(); }
    public bool IsRemote { get => GetIsRemote(); }
    public bool IsAI { get => GetIsAI(); }

    public float Radius { get => (float)GetRadius?.Invoke(); }
    public float Height { get => (float)GetHeight?.Invoke(); }
    public Vector3 Center { get => (Vector3)GetCenter?.Invoke(); }
    public Vector3 Velocity { get => (Vector3)GetVelocity?.Invoke(); }

    public bool Grounded { get => (bool)GetGrounded?.Invoke(); }
    public Transform GroundHitTransform { get => GetGroundHitTransform?.Invoke(); }
    public Vector2 MoveAxes { get => (Vector2)GetMoveAxes?.Invoke(); }
    #endregion

    #region State Getters
    public Func<float> GetRadius;
    public Func<float> GetHeight;
    public Func<Vector3> GetCenter;
    public Func<Vector3> GetVelocity;

    public Func<bool> GetGrounded;
    public Func<Transform> GetGroundHitTransform;
    public Func<Vector2> GetMoveAxes;

    private bool? isLocal;
    private bool? isAI;

    private bool GetIsLocal()
    {
        if (!isLocal.HasValue)
            isLocal = (GetComponent<ICharacterOwner>() != null);
        return isLocal.Value;
    }
    private bool GetIsRemote()
    {
        if (!isLocal.HasValue)
            isLocal = (GetComponent<ICharacterOwner>() != null);
        return !isLocal.Value;
    }
    private bool GetIsAI()
    {
        if (!isAI.HasValue)
            isAI = (GetComponent<ICharacterAIOwner>() != null);
        return isAI.Value;
    }
    #endregion
}