tanqiu/assets/scripts/FourUI/TopBarController.ts

// TopBarController.ts
import { _decorator, Component, Node, Button, Label, find } from 'cc';
import { SaveDataManager } from '../LevelSystem/SaveDataManager';
import EventBus, { GameEvents } from '../Core/EventBus';
const { ccclass, property } = _decorator;

@ccclass('TopBarController')
export class TopBarController extends Component {
  /* 顶部资源 & 关卡 */
  @property(Node) moneyAddBtn: Node = null;          // 绿色 +
  @property(Node) diamondAddBtn: Node = null;        // 紫色 +
  @property(Node) moneyLabel: Node = null;           // 金币数字
  @property(Node) diamondLabel: Node = null;         // 钻石数字


  private sdm: SaveDataManager = null;

  onLoad() {
    this.sdm = SaveDataManager.getInstance();
    this.bindButtons();
    this.refreshAll();
    // 监听货币变化事件
    this.setupEventListeners();
  }

  onDestroy() {
    // 移除事件监听
    this.removeEventListeners();
  }

  /* 设置事件监听 */
  private setupEventListeners() {
    const eventBus = EventBus.getInstance();
    
    // 监听游戏开始事件，初始显示货币
    eventBus.on(GameEvents.GAME_START, this.refreshCurrency, this);
    
    // 监听货币变化事件
    eventBus.on(GameEvents.CURRENCY_CHANGED, this.refreshCurrency, this);
    
    // 监听UI重置事件
    eventBus.on(GameEvents.RESET_UI_STATES, this.refreshAll, this);
  }
  
  /* 移除事件监听 */
  private removeEventListeners() {
    const eventBus = EventBus.getInstance();
    
    eventBus.off(GameEvents.GAME_START, this.refreshCurrency, this);
    eventBus.off(GameEvents.CURRENCY_CHANGED, this.refreshCurrency, this);
    eventBus.off(GameEvents.RESET_UI_STATES, this.refreshAll, this);
  }

  /* 绑定按钮事件 */
  private bindButtons() {
    this.moneyAddBtn?.on(Button.EventType.CLICK, () => this.addCoins(100), this);
    this.diamondAddBtn?.on(Button.EventType.CLICK, () => this.addDiamonds(20), this);


  }

  /* ================= 业务逻辑 ================= */
  private addCoins(v: number) { 
    this.sdm.addMoney(v, 'ad'); 
    // 触发货币变化事件
    EventBus.getInstance().emit(GameEvents.CURRENCY_CHANGED);
  }
  
  private addDiamonds(v: number) { 
    this.sdm.addDiamonds(v, 'ad'); 
    // 触发货币变化事件
    EventBus.getInstance().emit(GameEvents.CURRENCY_CHANGED);
  }



  /* ================= 刷新 ================= */
  private refreshCurrency() {
    // 确保SaveDataManager已初始化
    if (!this.sdm) {
      console.warn('[TopBarController] SaveDataManager未初始化，跳过货币刷新');
      return;
    }
    
    // 如果SaveDataManager还没有调用initialize()，先初始化
    this.sdm.initialize();
    
    const currentCoins = this.sdm.getMoney();
    const currentDiamonds = this.sdm.getDiamonds();
    
    console.log(`[TopBarController] 刷新货币显示 - 金钱: ${currentCoins}, 钻石: ${currentDiamonds}`);
    
    const mLbl = this.moneyLabel?.getComponent(Label) || this.moneyLabel as unknown as Label;
    if (mLbl) {
      const formattedCoins = this.format(currentCoins);
      mLbl.string = formattedCoins;
      console.log(`[TopBarController] 金钱显示更新为: ${formattedCoins}`);
    }
    
    const dLbl = this.diamondLabel?.getComponent(Label) || this.diamondLabel as unknown as Label;
    if (dLbl) {
      const formattedDiamonds = this.format(currentDiamonds);
      dLbl.string = formattedDiamonds;
      console.log(`[TopBarController] 钻石显示更新为: ${formattedDiamonds}`);
    }
  }
  
  private refreshAll() {
    this.refreshCurrency();
  }

  // 供外部调用的公共刷新接口（保留以防其他地方需要手动刷新）
  public updateUI(): void {
    this.refreshAll();
  }
  
  /* =============== Util =============== */
  private format(n: number) { 
    return n >= 1000000 ? (n / 1e6).toFixed(1) + 'M' : n >= 1000 ? (n / 1e3).toFixed(1) + 'K' : n.toString(); 
  }
}