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using KTGMGemClient;
using System;
using TMPro;
using TowerDefense.Level;
using TowerDefense.Towers.Placement;
using UnityEngine;
using UnityEngine.UI;
using DG.Tweening;
 
/// <summary>
/// 当前类用于开启新的TowerPlacementGrid,用于无尽模式。当前类附加在对应的购买开启按钮上。
/// </summary>
public class EndlessTowerGridOpen : MonoBehaviour
{
    // 当前Button对应的Cash Text数据
    public TextMeshPro cashText;
 
    // 当前Button对应的image.
    public Image mImage;
 
    // 当前的Grid按钮对应的xy坐标.
    protected int gridX;
 
    protected int gridY;
 
    /// <summary>
    /// 是否处于等待开启的状态.
    /// </summary>
    protected bool bWaitOpen;
 
    protected float waitOpenCDTime;
 
    // 对应放置TowerGrid的类.
    protected TowerPlacementGridEndless towerGrid;
 
    private bool isOpenTower = false;
 
    // Start is called before the first frame update
    void Start()
    {
        bWaitOpen = false;
    }
 
    /// <summary>
    /// Subscribe to the level manager
    /// </summary>
    protected virtual void OnEnable()
    {
        if (EndlessLevelManager.instanceExists)
            EndlessLevelManager.instance.Currency.currencyChanged += OnCurrencyChanged;
    }
 
    /// <summary>
    /// Unsubscribe from the level manager
    /// </summary>
    protected virtual void OnDisable()
    {
        if (EndlessLevelManager.instanceExists)
            EndlessLevelManager.instance.Currency.currencyChanged -= OnCurrencyChanged;
    }
 
    private void OnCurrencyChanged()
    {
        CheckCurrencyEnough();
    }
 
    public void CheckCurrencyEnough()
    {
        int result;
        int.TryParse(cashText.text.ToString(), out result);
        int current = EndlessLevelManager.instance.Currency.currentCurrency;
 
        if (current >= result)
            cashText.color = new Color(1f, 1f, 1f);
        else
            cashText.color = new Color(0.5f, 0.5f, 0.5f);
    }
 
    public void SetBuyBtnInfo(int x, int y, TowerPlacementGridEndless tpg, string cost)
    {
        gridX = x;
        gridY = y;
        towerGrid = tpg;
 
        TowerDefense.UI.HUD.PlacementTile tile = TowerPlacementGridEndless.instance.GetOneTile(x, y);
        if (tile != null && tile.BuyMesh != null)
        {
            //cashText.gameObject.SetActive(false);
            Transform ts = tile.BuyMesh.transform.Find("CashText");
            cashText = ts.GetComponent<TextMeshPro>();
        }
 
        cashText.SetText(cost);
 
    }
 
    /// <summary>
    /// 当前类附加的按钮被点击,需要开启当前按钮所在的塔位.
    /// </summary>
    public void OnClick()
    {
        if (bWaitOpen) return;
 
        // if (GameConfig.IsNewbie)
        // {
        //     if (!GameConfig.CanOpenNewTower) return;
 
        //     if (!isOpenTower)
        //     {
        //         isOpenTower = true;
        //         EventCenter.Ins.BroadCast((int)KTGMGemClient.EventType.GetOneTowerPos);
        //     }
        // }
 
 
        if (towerGrid != null)
        {
            float cashToOpen = TowerPlacementGridEndless.GRID_OPENCASH;
            if (EndlessLevelManager.instance.Currency.currentCurrency < cashToOpen)
            {
                AudioSourceManager.Ins.Play(AudioEnum.UIDisable);
                cashText.color = new Color(218f / 255f, 32f / 255f, 32f / 255f);
                DOTween.To(() => cashText.color, (Color v) => cashText.color = v, cashText.color, 0.2f)
                    .OnComplete(CheckCurrencyEnough);
                return;
            }
 
            // 减少Cash并开启相应塔防管理器的兵线
            bool bsucc = EndlessLevelManager.instance.Currency.TryPurchase((int)cashToOpen);
 
            if (bsucc)
            {
                ++GameConfig.EndlessOpenAttackTowerCount;
                towerGrid.updateGridOpenCoin(gridX, gridY);
                if (mImage)
                    mImage.color = new Color(1.0f, 1.0f, 1.0f, 0.0f);
 
                bWaitOpen = true;
                waitOpenCDTime = JsonDataCenter.GRIDOPEN_CDTIME;
                Vector3 tpos = cashText.transform.position;
                tpos.y += 20;
                cashText.transform.position = tpos;
                SetWaitOpenTime();
            }
        }
    }
 
    /// <summary>
    /// 删除当前的界面.
    /// </summary>
    public void Release()
    {
        GameObject.Destroy(gameObject);
    }
 
    protected void SetWaitOpenTime()
    {
        string distime = ((int)Math.Ceiling(waitOpenCDTime)).ToString() + "s";
        cashText.text = distime;
    }
 
    // Update is called once per frame
    void Update()
    {
        if (bWaitOpen)
        {
            waitOpenCDTime -= Time.deltaTime;
            if (waitOpenCDTime <= 0)
            {
                // 购买当前的格子.
                towerGrid.BuyTowerGrid(gridX, gridY);
                Release();
                return;
            }
            SetWaitOpenTime();
        }
    }
}