using DG.Tweening;
using PrizeSystem;
using System.Collections.Generic;
using UnityEngine;

namespace CharacterSystem
{
    public class CharactersController : MonoBehaviour
    {
        public static CharactersController I;

        [SerializeField] private List<Character> characterPrefabs;

        private Character[] characters;

        public static int CharacterIndex { get; private set; } = -1;
        public static int CharactersAmount => I.characters.Length;
        public static Character CurrentCharacter => I.characters[CharacterIndex];
        public static bool HasActiveCharacter
            => I != null && CharacterIndex >= 0 && CharacterIndex < I.characters.Length;

        public void Initialize()
        {
            I = this;
            SetupCharacters();
        }

        public void SetAllCharactersPrizeAvailable()
        {
            foreach (Character character in I.characters)
                character.prizeModule.ResetModule();
        }

        public static void ResetAllCharactersDifficulty()
        {
            foreach (Character character in I.characters)
                character.difficultyModule.ResetPresetIndex();
        }

        public static void ResetSystem()
        {
            if (I == null)
                return;

            ResetAllCharactersDifficulty();
            CharacterIndex = -1;
        }

        public void HideCharacter()
        {
            if (HasActiveCharacter == false)
                return;

            CurrentCharacter.visualModule.GetHideSequence().PlayForward();
        }

        public void StartSession(System.Action onComplete = null)
        {
            ResetSystem();
            ShowCharacter(0, onComplete);
        }

        public static Character[] GetCharactersArray() 
            => new List<Character>(I.characters).ToArray();

        private void SetupCharacters()
        {
            if (characterPrefabs.Count <= 0)
                throw new System.Exception("Не заданы боты в контроллере");

            int amount = characterPrefabs.Count;
            characters = new Character[amount];

            for (int i = 0; i < amount; i++)
            {
                var character = Instantiate(characterPrefabs[i]);
                characters[i] = character;
                character.Initialize(i);
            }

            RefreshPrizes();
        }

        public void RefreshPrizes()
        {
            for (int i = 0; i < characters.Length; i++)
            {
                PrizeSet prizesSet = PrizeSystemManager.PrizeContainer.Sets[i];
                characters[i].prizeModule.SetPrizes(prizesSet);
            }
        }

        public void ShowCharacter(int newIndex, System.Action onComplete = null)
        {
            if (newIndex < 0 || newIndex >= characters.Length)
                throw new System.ArgumentOutOfRangeException(nameof(newIndex));

            int oldIndex = CharacterIndex;
            CharacterIndex = newIndex;

            if (newIndex == oldIndex)
            {
                onComplete?.Invoke();
                return;
            }

            var newCharacter = characters[newIndex];

            Sequence seq = DOTween.Sequence();

            if (oldIndex >= 0)
            {
                var oldCharacter = characters[oldIndex];
                seq.Append(oldCharacter.visualModule.GetHideSequence());
                seq.AppendInterval(0.1f);
            }

            seq.Append(newCharacter.visualModule.GetShowSequence());

            seq.AppendCallback(() =>
            {
                if (oldIndex >= 0 && newIndex < oldIndex)
                    EventBus.TriggerEvent(GameEvent.Return);
                else
                    EventBus.TriggerEvent(GameEvent.Appear);

                onComplete?.Invoke();
            });

            seq.PlayForward();
        }
    }
}