using System;
using BlueWater.Uis;
using UnityEngine;

namespace BlueWater.Players.Combat
{
    public class CombatSkillController : MonoBehaviour
    {
        // Variables
        #region Variables
        
        // Components
        [SerializeField]
        private BaseSkill _mainSkillPrefab;
        private BaseSkill _instantiateMainSkill;
        
        // Variables
        private bool _enableSkill = true;
        private bool _isActivatingSkill;
        
        // Events
        public event Action OnStartSkill;
        public event Action OnEndSkill;
        
        #endregion

        // Unity events
        #region Unity events
        
        private void Start()
        {
            InitSkill();
        }

        private void OnDestroy()
        {
            if (_instantiateMainSkill)
            {
                Destroy(_instantiateMainSkill.gameObject);
            }
        }

        #endregion

        // Initialize methods
        #region Initialize methods
        
        private void InitSkill()
        {
            _instantiateMainSkill = Instantiate(_mainSkillPrefab);
            _instantiateMainSkill.Initialize(gameObject);
            CombatUiManager.Instance.CombatSkillUi.ResetSkillUi();
        }
        
        #endregion

        // Methods
        #region Methods
        
        // Events methods
        public void HandleEnableSkill() => _enableSkill = true;
        public void HandleDisableSkill() => _enableSkill = false;

        public void HandleMainSkill()
        {
            if (!CanSkill()) return;

            OnStartSkill?.Invoke();
            _enableSkill = false;
            _isActivatingSkill = true;
            _instantiateMainSkill.ActivateSkill(EndSkill);
        }
        
        // Methods
        
        private bool CanSkill()
        {
            if (!_enableSkill || _isActivatingSkill) return false;
            
            return _instantiateMainSkill.CanSkill();
        }

        private void EndSkill()
        {
            OnEndSkill?.Invoke();
            _isActivatingSkill = false;
            _enableSkill = true;
        }
        
        #endregion
    }
}