import {
  _decorator,
  Component,
  Node,
  Sprite,
  UITransform,
  VideoPlayer,
  VideoClip,
  view,
  Size,
  Vec3,
} from "cc";
import li_BaseView from "db://assets/Scripts/Main/Common/li_BaseView";
import ResManager from "db://assets/Scripts/Main/Manager/ResManager";
import Utils from "db://assets/Scripts/Main/Common/Utils";
import { ViewManager } from "db://assets/Scripts/Main/Manager/ViewManager";
import { GButton } from "db://assets/Scripts/Main/Common/GButton";
import { SceneBgVideoLayer } from "../../../Sub/UI/SceneBgVideoLayer";
import { DataManager, DataId } from "../../data/DataManager";
import { EnvData } from "../../data/EnvData";
import { logger } from "db://assets/Scripts/Main/Common/Logger";

const { ccclass, property } = _decorator;

interface ShowPanelData {
  url: string;
  isImg: boolean;
  closeFunc: Function;
}

@ccclass("ShowPanel")
export class ShowPanel extends li_BaseView {
  @property(Sprite)
  image: Sprite;
  @property(Sprite)
  splash: Sprite;
  @property(UITransform)
  videoArea: UITransform;
  @property(VideoPlayer)
  videoPlayer: VideoPlayer;

  url: string;
  func: Function;
  isImg: boolean;
  openUIDataCT(data: ShowPanelData) {
    super.openUIDataCT(data);
    this.url = data.url;
    this.isImg = data.isImg;
    this.func = data.closeFunc;
  }

  onLoadCT() {
    this.show(this.url);
  }

  start() {
    //this.splash.node.on(Node.EventType.TOUCH_START,this.onclickback);
    GButton.BandClick(this.splash.node, this.onClose, this);
  }

  protected onClose() {
    // 停止视频播放
    if (this.videoPlayer) {
      this.videoPlayer.stop();
    }
    
    if (this.func) {
      this.func();
    }
    super.onClose();
  }

  show(path: string) {
    const envData = DataManager.I.getDataById<EnvData>(DataId.Env);
    if (this.isImg) {
      // 加载远程资源
      let newPath = envData.cdn + "/" + "Girls/" + path + ".png";
      ResManager.I.changeRemoteSpriteFrame(this.image, newPath, () => {
        // 固定高度为 1334，等比缩放宽度
        const targetHeight = 1334;
        const uiTransform = this.image.node.getComponent(UITransform);
        if (uiTransform && uiTransform.height > 0) {
          const scale = targetHeight / uiTransform.height;
          uiTransform.height = targetHeight;
          uiTransform.width = uiTransform.width * scale;
        }
      });
    } else {
      // 使用自己的 videoPlayer 进行置顶显示
      if (this.videoPlayer) {
        const targetSize = this.videoArea
          ? new Size(this.videoArea.width, this.videoArea.height)
          : new Size(600, 800);
        // 加载远程资源
        let newPath = envData.cdn + "/" + "Girls/" + path + ".mp4";
        ResManager.I.loadRemoteVideo(
          this.videoPlayer,
          newPath,
          (res: VideoClip) => {
            // 设置视频大小和位置
            const uiTransform = this.videoPlayer.node.getComponent(UITransform);
            if (uiTransform && this.videoArea) {
              uiTransform.setContentSize(targetSize.width, targetSize.height);
              // 设置位置为 videoArea 的位置
              const pos = this.videoArea.node.getWorldPosition();
              this.videoPlayer.node.setWorldPosition(pos);
            }
            
            this.videoPlayer.loop = true;
            this.videoPlayer.play();
            
            // 延迟调整缩放以填充区域
            this.scheduleOnce(() => {
              this.adjustVideoScale();
            }, 0.1);
          }
        );
      } else {
        // 如果没有配置 videoPlayer，使用 SceneBgVideoLayer 作为后备
        const targetSize = this.videoArea
          ? new Size(this.videoArea.width, this.videoArea.height)
          : new Size(600, 800);
        const videoAreaPos = this.videoArea
          ? this.videoArea.node.getWorldPosition()
          : undefined;
        
        if (SceneBgVideoLayer.handle) {
          SceneBgVideoLayer.handle.playVideo(path, {
            loop: true,
            size: targetSize,
            position: videoAreaPos,
          });
        }
      }
    }
  }

  /**
   * 调整视频缩放以填满区域
   */
  private adjustVideoScale() {
    if (!this.videoPlayer || !this.videoArea) return;
    
    const videoTransform = this.videoPlayer.node.getComponent(UITransform);
    if (videoTransform && videoTransform.height > 0) {
      const scaleX = this.videoArea.width / videoTransform.width;
      const scaleY = this.videoArea.height / videoTransform.height;
      const scale = Math.max(scaleX, scaleY); // 填满整个区域
      
      this.videoPlayer.node.setScale(new Vec3(scale, scale, 1));
      logger.log(`ShowPanel: 调整视频缩放到 ${scale}`);
    }
  }
}