using System;
using UnityEngine;

public class LevelRewardSection : MonoBehaviour
{
    public bool IsWorking { get; private set; }
    public bool HasReward => _progression.HasReward;

    private LevelRewardProgression _progression;
    private LevelRewardFiller _filler;
    private ItemRewardWindow _rewardWindow;

    private void Awake()
    {
        _filler = transform.FindRecursive("IconsFillBar").GetComponent<LevelRewardFiller>();
    }

    public void Init(string alias)
    {
        _progression = new LevelRewardProgression(alias);
        if (HasReward)
            _filler.SetItem(_progression.RewardItem, _progression.Progress);
    }

    public void ChangeProgress(bool canCompletedProgress)
    {
        SetIsWorking(true);

        _progression.ChangeProgress(canCompletedProgress);
        _filler.OnCompletedFilling += OnFillerFinishedFilling;
        _filler.FillTo(_progression.Progress);
    }

    private void OnFillerFinishedFilling()
    {
        _filler.OnCompletedFilling -= OnFillerFinishedFilling;
        if (_progression.ProgressIsFull)
        {
            _rewardWindow = UI.GetOrCreateWindow<ItemRewardWindow>();
            _rewardWindow.SetItem(_progression.RewardItem);
            _rewardWindow.SetCallback(OnRewardWindowResult);
            _rewardWindow.Show();
        }
        else
            SetIsWorking(false);
    }
    
    private void SetIsWorking(bool isWorking)
    {
        IsWorking = isWorking;
    }

    public void Show()
    {
        gameObject.SetActive(true);
    }
    
    public void Hide()
    {
        gameObject.SetActive(false);
    }
    
    private void OnRewardWindowResult(RewardStatus result)
    {
        switch (result)
        {
            case RewardStatus.PlayerRefused:
                OnPlayerSkipReward();
                break;
            case RewardStatus.PlayerNeedsReward:
                OnPlayerNeedReward();
                break;
            default:
                throw new ArgumentOutOfRangeException(nameof(result), result, null);
        }
        
        _rewardWindow.Close();
        SetIsWorking(false);
    }

    private void OnPlayerSkipReward()
    {
        Hide();
    }
    
    private void OnPlayerNeedReward()
    {
        ApplyRewardItem();
        // поменять вид
    }

    private void ApplyRewardItem()
    {
        _progression.ApplyItemToInventory();
        _progression.TryRandomizeNewItem(0);
    }
}