import { _decorator, Component, Node } from "cc";
import { ThemeService } from "../network/services/ThemeService";
import { GirlService } from "../network/services/GirlService";
import { ShopService } from "../network/services/ShopService";
import { DataManager, DataId } from "../data/DataManager";
import { ThemeData } from "../data/ThemeData";
import { GirlData } from "../data/GirlData";
import { ShopData } from "../data/ShopData";
import { logger } from "db://assets/Scripts/Main/Common/Logger";

import proto from "db://assets/Scripts/proto/proto.pb.js";

const { ccclass, property } = _decorator;

@ccclass("MainController")
export class MainController {
  private static _instance: MainController;
  public static get I(): MainController {
    if (!MainController._instance) {
      MainController._instance = new MainController();
    }
    return MainController._instance;
  }
  private constructor() {}

  // 数据预加载状态标记
  private isThemeDataPreloaded: boolean = false;
  private isDailyRecommendPreloaded: boolean = false;
  private isRecommendListPreloaded: boolean = false;
  private isShopListPreloaded: boolean = false;

  /**
   * 初始化并预加载数据
   */
  async init(): Promise<void> {
    logger.log("[MainController] 开始初始化并预加载数据");

    // 并行预加载所有数据
    await Promise.all([
      this.preloadThemeData(),
      //this.preloadDailyRecommend(),
      this.preloadRecommendList(true, 1, 10),
      this.preloadShopList(),
    ]);

    logger.log("[MainController] 数据预加载完成");
  }

  /**
   * 预加载主题数据
   */
  async preloadThemeData(): Promise<boolean> {
    if (this.isThemeDataPreloaded) {
      logger.log("[MainController] 主题数据已预加载");
      return true;
    }

    try {
      logger.log("[MainController] 开始预加载主题数据");
      const reqData = {};
      const res = await ThemeService.I.reqHallTheme(reqData);

      if (res && res.code === proto.cs.EnmRetCode.SUCCESS) {
        // 保存数据到DataManager
        const themeData = DataManager.I.getDataById<ThemeData>(DataId.Theme);
        themeData.themes = res.data;
        this.isThemeDataPreloaded = true;
        logger.log("[MainController] 主题数据预加载成功");
        return true;
      } else {
        logger.warn("[MainController] 主题数据预加载失败:", res);
        return false;
      }
    } catch (error) {
      logger.error("[MainController] 主题数据预加载异常:", error);
      return false;
    }
  }

  /**
   * 预加载每日推荐
   */
  async preloadDailyRecommend(): Promise<boolean> {
    if (this.isDailyRecommendPreloaded) {
      logger.log("[MainController] 每日推荐数据已预加载");
      return true;
    }

    try {
      logger.log("[MainController] 开始预加载每日推荐数据");
      const reqData = {};
      const res = await GirlService.I.reqDailyRecommend(reqData);

      if (res && res.code === proto.cs.EnmRetCode.SUCCESS) {
        // 保存数据到DataManager
        const girlData = DataManager.I.getDataById<GirlData>(DataId.Girl);
        girlData.setDailyRecommend(res.data);
        this.isDailyRecommendPreloaded = true;
        logger.log("[MainController] 每日推荐数据预加载成功");
        return true;
      } else {
        logger.warn("[MainController] 每日推荐数据预加载失败:", res);
        return false;
      }
    } catch (error) {
      logger.error("[MainController] 每日推荐数据预加载异常:", error);
      return false;
    }
  }

  /**
   * 请求技师推荐列表
   * @param isFirstReq 是否首次请求（true 表示首次请求，将覆盖旧数据；false 表示分页加载，追加数据）
   * @param page       当前页码，从 1 开始
   * @param limit      每页数据条数，最少10条
   */   
  async preloadRecommendList(isFirstReq: boolean, page: number, limit: number): Promise<boolean> {
    if (this.isRecommendListPreloaded) {
      logger.log("[MainController] 推荐列表已预加载");
      return true;
    }

    try {
      logger.log("[MainController] 开始预加载推荐列表");
      const reqData = {
        page,
        limit,
      };
      const res = await GirlService.I.reqRecommendList(reqData);
      if (res && res.code === proto.cs.EnmRetCode.SUCCESS) {
        const resData = res.data;
        // 保存数据
        const girlData = DataManager.I.getDataById<GirlData>(DataId.Girl);
        if (isFirstReq) {
          girlData.setRecommendList(resData);
        } else {
          girlData.addRecommendList(resData);
        }
        this.isRecommendListPreloaded = true;
        logger.log("[MainController] 推荐列表预加载成功");
        return true;
      } else {
        logger.warn("[MainController] 推荐列表预加载失败:", res);
        return false;
      }
    } catch (error) {
      logger.error("[MainController] 推荐列表预加载异常:", error);
      return false;
    }
  }  

  /**
   * 预加载商品列表
   */
  async preloadShopList(): Promise<boolean> {
    if (this.isShopListPreloaded) {
      logger.log("[MainController] 商品列表数据已预加载");
      return true;
    }

    try {
      logger.log("[MainController] 开始预加载商品列表数据");
      const reqData = {};
      const res = await ShopService.I.reqShopList(reqData);

      if (res && res.code === proto.cs.EnmRetCode.SUCCESS) {
        // 保存数据到DataManager
        const shopData = DataManager.I.getDataById<ShopData>(DataId.Shop);
        shopData.goods = res.data;
        this.isShopListPreloaded = true;
        logger.log("[MainController] 商品列表数据预加载成功");
        return true;
      } else {
        logger.warn("[MainController] 商品列表数据预加载失败:", res);
        return false;
      }
    } catch (error) {
      logger.error("[MainController] 商品列表数据预加载异常:", error);
      return false;
    }
  }

  /**
   * 检查数据是否已预加载
   */
  isDataPreloaded(): boolean {
    return (
      this.isThemeDataPreloaded &&
      this.isDailyRecommendPreloaded &&
      this.isRecommendListPreloaded &&
      this.isShopListPreloaded
    );
  }

  /**
   * 获取预加载状态
   */
  getPreloadStatus() {
    return {
      themeData: this.isThemeDataPreloaded,
      dailyRecommend: this.isDailyRecommendPreloaded,
      recommendList: this.isRecommendListPreloaded,
      shopList: this.isShopListPreloaded,
      allComplete: this.isDataPreloaded(),
    };
  }

  /**
   * 重置预加载状态（用于重新加载数据）
   */
  resetPreloadStatus(): void {
    this.isThemeDataPreloaded = false;
    this.isDailyRecommendPreloaded = false;
    this.isRecommendListPreloaded = false;
    this.isShopListPreloaded = false;
    logger.log("[MainController] 预加载状态已重置");
  }

  /**
   * 强制刷新主题数据
   */
  async refreshThemeData(): Promise<boolean> {
    logger.log("[MainController] 开始强制刷新主题数据");
    try {
      const reqData = {};
      const res = await ThemeService.I.reqHallTheme(reqData);

      if (res && res.code === proto.cs.EnmRetCode.SUCCESS) {
        // 保存数据到DataManager
        const themeData = DataManager.I.getDataById<ThemeData>(DataId.Theme);
        themeData.themes = res.data;
        this.isThemeDataPreloaded = true;
        logger.log("[MainController] 主题数据刷新成功");
        return true;
      } else {
        logger.warn("[MainController] 主题数据刷新失败:", res);
        return false;
      }
    } catch (error) {
      logger.error("[MainController] 主题数据刷新异常:", error);
      return false;
    }
  }

  /**
   * 强制刷新每日推荐数据
   */
  async refreshDailyRecommend(): Promise<boolean> {
    logger.log("[MainController] 开始强制刷新每日推荐数据");
    try {
      const reqData = {};
      const res = await GirlService.I.reqDailyRecommend(reqData);

      if (res && res.code === proto.cs.EnmRetCode.SUCCESS) {
        // 保存数据到DataManager
        const girlData = DataManager.I.getDataById<GirlData>(DataId.Girl);
        girlData.setDailyRecommend(res.data);
        this.isDailyRecommendPreloaded = true;
        logger.log("[MainController] 每日推荐数据刷新成功");
        return true;
      } else {
        logger.warn("[MainController] 每日推荐数据刷新失败:", res);
        return false;
      }
    } catch (error) {
      logger.error("[MainController] 每日推荐数据刷新异常:", error);
      return false;
    }
  }

  /**
   * 强制刷新推荐列表数据
   */
  async refreshRecommendList(): Promise<boolean> {
    logger.log("[MainController] 开始强制刷新推荐列表数据");
    try {
      const reqData = {
        page: 1,
        limit: 10,
      };
      const res = await GirlService.I.reqRecommendList(reqData);

      if (res && res.code === proto.cs.EnmRetCode.SUCCESS) {
        // 保存数据到DataManager
        const girlData = DataManager.I.getDataById<GirlData>(DataId.Girl);
        girlData.setRecommendList(res.data);
        this.isRecommendListPreloaded = true;
        logger.log("[MainController] 推荐列表数据刷新成功");
        return true;
      } else {
        logger.warn("[MainController] 推荐列表数据刷新失败:", res);
        return false;
      }
    } catch (error) {
      logger.error("[MainController] 推荐列表数据刷新异常:", error);
      return false;
    }
  }
}