using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.InputSystem;

public class PlayerController : BasicCharacter {

    public static PlayerController Instance { get; private set; }
    
    [SerializeField] private InputActionAsset _inputAsset;
    [SerializeField] private InputActionReference _movementAction;
    [SerializeField] private InputActionReference _interactionAction;

    [SerializeField] private Transform _holderTransform;
    private Object _object;
    protected override void Awake() {
        base.Awake();
        if (_inputAsset == null || _interactionAction == null) return;
        
        _interactionAction.action.performed += ctx => _interactionBehaviour.Interact();

        if (Instance != null) {
            Debug.LogError("What? 2 players crazy!!!");
        }
        Instance = this;
    }
    

    private void OnEnable() {
        if (_inputAsset == null || _interactionAction == null) return;
        _inputAsset.Enable();
    }

    private void OnDisable() {
        if (_inputAsset == null) return;
        _inputAsset.Disable();
    }

    private void Update() {
        HandleMovementInput();
        HandleInteraction();
    }
    
    private void HandleInteraction() {
        if (_movementBehaviour == null)
            return;
        if(_interactionBehaviour == null)
            return;
        
        _interactionBehaviour.HandleInteraction();
    }
    
    void HandleMovementInput() {
        if (_movementBehaviour == null ||
            _movementAction == null)
            return;
        Vector2 movementInput = _movementAction.action.ReadValue<Vector2>();
        Vector3 desiredDirection = new Vector3(movementInput.x, 0, movementInput.y);
        
        _movementBehaviour.desiredMovementDirection = desiredDirection;
        _movementBehaviour.desiredLookDirection = desiredDirection;

    }

    //TODO: ask teacher if this is fine
    public Transform GetHolderTransform() {
        return _holderTransform;
    }

    public void SetObject(Object obj) {
        _object = obj;
    }

    public Object GetObject() {
        return _object;
    }

    public void ClearObject() {
        _object = null;
    }

    public bool HasObject() {
        return _object != null;
    }
}