using System;
using System.Collections.Generic;
using MedievalParty.Core.Game;
using MedievalParty.Entity;
using MedievalParty.Entity.AI;
using MedievalParty.Entity.Player;
using UnityEngine;
using UnityEngine.Serialization;

namespace MedievalParty.Core
{
    public class GameManager: StateBehaviour
    {
        public static GameManager Instance { get; private set; }

        public event EventHandler onRollInitiative;

        [Header("Spawn")] 
        [SerializeField] private PlayerObject playerPrefab;
        [SerializeField] private AIObject aiPrefab;
        [SerializeField] private EntityListSO entityList;
        [SerializeField] private List<Transform> spawnPositions;
        
        private void Awake()
        {
            if (Instance)
            {
                Debug.LogWarning($"{typeof(GameManager)} already exist! {transform}");
                Destroy(gameObject);
                return;
            }

            Instance = this;
        }

        protected override void Start()
        {
            base.Start();

            GameManager_SpawningEntityState spawningEntity = new GameManager_SpawningEntityState(playerPrefab, aiPrefab, spawnPositions, entityList, ChangeState);
            
            ChangeState(spawningEntity);
        }
    }
}