using System;
using System.Collections;
using System.Collections.Generic;
using Invector.vCharacterController.AI;
using PixelCrushers;
using Unity.Mathematics;
using UnityEngine;
using UnityEngine.Events;
using Random = UnityEngine.Random;

namespace Beyond
{
    public class IdFightController : MonoBehaviour
    {
        [SerializeField] private int m_firstPhaseEnemyQuantity = 8;
        [SerializeField] private List<GameObject> m_startingEnemies = new List<GameObject>();
        [SerializeField] private GameObject m_skeletonPrefab;
        [SerializeField] private List<Transform> m_skeletonSpawnPoints = new List<Transform>();

        private FightPhase m_currentPhase;
        private FireTornadoController m_fireTornadoController;
        private int m_enemiesDefeatCounter = 0;

        public UnityAction m_OnEnemyDead;


        //Starting - flame tornado, skeletons
        //End - id and qte
        public enum FightPhase
        {
            StartingPhase,
            EndPhase
        }

        private void Update()
        {
            switch (m_currentPhase)
            {
                case FightPhase.StartingPhase:
                    if (m_enemiesDefeatCounter >= m_firstPhaseEnemyQuantity)
                    {
                        MessageSystem.SendMessage(this, "Skeletons", "Defeated");
                        m_currentPhase = FightPhase.EndPhase;
                    }
                    break;
                case FightPhase.EndPhase:
                    break;
            }
        }

        private void OnEnable()
        {
            m_enemiesDefeatCounter = 0;
            m_fireTornadoController = GetComponent<FireTornadoController>();
            InitStartingEnemies();
            m_currentPhase = FightPhase.StartingPhase;
        }

        private void InitStartingEnemies()
        {
            foreach (GameObject enemy in m_startingEnemies)
            {
                var controller = enemy.GetComponent<vControlAIMelee>();
                controller.onDead.AddListener(OnEnemyDead);
            }
        }

        public void OnEnemyDead(GameObject go)
        {
            m_OnEnemyDead?.Invoke();
            SpawnEnemy();
            m_enemiesDefeatCounter++;
        }

        public void SpawnEnemy()
        {
            vControlAIMelee ai = Instantiate(m_skeletonPrefab,
                m_skeletonSpawnPoints[Random.Range(0, m_skeletonSpawnPoints.Count)].position, quaternion.identity).GetComponent<vControlAIMelee>();
            ai.onDead.AddListener(OnEnemyDead);
        }
    }
}