using Syntriax.Modules.Movement.State;
using UnityEngine;
using UnityEngine.Events;

namespace Syntriax.Modules.Movement.Implementations.TwoDimensional
{
    [RequireComponent(typeof(Rigidbody2D))]
    public abstract class TwoDimensionalMovementBase : MonoBehaviour, IMovement
    {
        protected Rigidbody2D rigid = null;
        protected IToggleState toggleState = null;
        protected IMovementController movementController = null;
        private bool _canTakeOver = false;

        public float BaseSpeed { get; set; } = 1f;
        public float MovementMultiplier { get; set; } = 1f;

        public UnityEvent<bool> OnTakeOverStateChanged { get; protected set; } = null;
        public bool CanTakeOver
        {
            get => _canTakeOver;
            protected set
            {
                bool isNewValue = _canTakeOver != value;

                _canTakeOver = value;

                if (isNewValue)
                    OnTakeOverStateChanged.Invoke(value);
            }
        }

        public IToggleState ToggleState { get; protected set; } = null;

        protected virtual void Awake()
        {
            OnTakeOverStateChanged = new UnityEvent<bool>();
        }

        protected virtual void Start()
        {
            rigid = GetComponent<Rigidbody2D>();
            toggleState = GetComponent<ToggleState>();
            movementController = GetComponent<IMovementController>();

            movementController.OnMovementActivated.AddListener(OnActivated);
            movementController.OnMovementDeactivated.AddListener(OnDeactivated);
        }

        protected abstract void OnDeactivated();
        private void OnDeactivated(IMovement movement)
        {
            if ((object)movement != this)
                return;
            OnDeactivated();
        }

        protected abstract void OnActivated();
        private void OnActivated(IMovement movement)
        {
            if ((object)movement != this)
                return;
            OnActivated();
        }

        public abstract void Move(float x = 0, float y = 0, float z = 0);
        public abstract void ApplyMovement();
    }
}