import { useState, useRef } from "react";
import {
  ExhibitOverlay,
  Title,
  Image,
  Cursor,
  Video,
  GuideSteps,
  GuideStepsItem,
} from "@/components";
import { getBackgroundImage, getStaticImage, getPublicPath } from "@/lib/utils";
import { useNavigate, useParams } from "react-router-dom";
import type { VideoRef } from "@/components/video";
import { useChenyunStore } from "@/store/chenyunStore";
import { usePuzzleAnimation } from "@/contexts/PuzzleAnimationContext";

// starName 固定为 chenyun
const starName = "chenyun";

// 展品 ID 与资源路径映射
const exhibitSrcMap: Record<1, string> = {
  1: "chenyun/place9/场景9展品1",
};
const ChenyunPlace9 = () => {
  const navigate = useNavigate();
  const { moduleName } = useParams<{
    moduleName: string;
  }>();

  // 获取碎片动画触发方法
  const { triggerPuzzleAnimation } = usePuzzleAnimation();

  const [activeExhibitId, setActiveExhibitId] = useState<1 | null>(null);

  // 使用持久化的访问状态
  const place = "place9";
  const { isExhibitVisited, markExhibitVisited, getVisitedExhibits } =
    useChenyunStore();

  // 从 store 获取已访问的展品，转换为 Set 用于兼容现有代码
  const visitedExhibits = getVisitedExhibits(place);
  const visited = new Set(visitedExhibits);
  // 视频播放状态
  const [videoVisible, setVideoVisible] = useState(false);
  const [videoPlaying, setVideoPlaying] = useState(false);
  const videoRef = useRef<VideoRef>(null);
  // 对话引导状态
  const [guideVisible, setGuideVisible] = useState(false);
  const [guideStep, setGuideStep] = useState(0);

  const handleOpenExhibit = (_index: 1) => {
    // 展品1：播放视频
    setVideoVisible(true);
    setVideoPlaying(true);
  };

  // 监听对话引导步骤变化
  const handleGuideStepChange = (step: number) => {
    setGuideStep(step);
  };

  // 监听对话引导完成
  const handleGuideVisibleChange = (visible: boolean) => {
    setGuideVisible(visible);
    if (!visible && videoVisible) {
      setVideoVisible(false);
    }
  };

  const progressCount = visited.size;
  const total = 1;
  const completed = progressCount >= total;
  const subtitle = completed
    ? "探索该阶段相关资料(已完成)"
    : `探索该阶段相关资料(${progressCount}/${total})`;
  const subtitleClassName = completed
    ? "text-[#fff998] [text-shadow:_0_8px_8px_rgba(0,0,0,0.35),_0_0_16px_rgba(0,0,0,0.25)]"
    : undefined;
  return (
    <div
      className="w-full h-full bg-cover bg-center bg-no-repeat"
      style={{
        backgroundImage: getBackgroundImage(`chenyun/place9/场景9`),
      }}
    >
      {/* 标题 */}
      <Title
        title="改革浪潮·擘画实业"
        subtitle={subtitle}
        subtitleClassName={subtitleClassName}
        className="absolute top-10 left-1/2 -translate-x-1/2"
      />

      {/* 返回上一章 */}
      <Image
        className="absolute right-5 top-5"
        src={getStaticImage("components/离开")}
        button
        onClick={() => {
          if (moduleName && starName) {
            navigate(`/${moduleName}/${starName}/place8`);
          }
        }}
      />

      {/* 展品1 */}
      <Cursor
        className="absolute right-26 top-88"
        onClick={() => handleOpenExhibit(1)}
        read={visited.has(1)}
      />

      {/* 离开场景 - 仅在完成所有展品后显示 */}
      {completed && (
        <Image
          className="absolute bottom-0 right-0"
          src={getStaticImage("chenyun/place9/离开场景")}
          button
          onClick={() => {
            navigate(`/${moduleName}/${starName}/home`);
          }}
        />
      )}

      {/* 展品1视频播放（全屏） */}
      {videoVisible && (
        <div className="fixed inset-0 z-[9999] bg-black">
          <Video
            ref={videoRef}
            src={getPublicPath("video/chenyun/chenyun_14.mp4")}
            className="w-full h-full"
            autoPlay={videoPlaying}
            playsInline
            preload="auto"
            muted={!videoPlaying}
            showSkipButton
            skipText="跳过"
            onEnded={() => {
              setVideoPlaying(false);
              markExhibitVisited(place, 1);
              // 视频播放完成后，显示对话引导
              setGuideVisible(true);
              setGuideStep(0);
              triggerPuzzleAnimation(12);
            }}
          />
        </div>
      )}

      {/* 视频播放完成后的对话引导 */}
      <GuideSteps
        visible={guideVisible}
        onVisibleChange={handleGuideVisibleChange}
        currentStep={guideStep}
        onStepChange={handleGuideStepChange}
        showMask={false}
        highlightSelectors={[]}
        zIndex={10001}
      >
        <GuideStepsItem speaker="guide">
          我们已经沿着陈云的足迹，从练塘水乡走到改革开放的前沿，读懂了他"适合老百姓的要求，做了一点事"的初心。
        </GuideStepsItem>
        <GuideStepsItem speaker="guide">
          接下来，请你跨越时空，走进1949年刚解放时期的上海，参与到当时那场轰轰烈烈的"银元之战"和"米棉之战"之中去。
        </GuideStepsItem>
        <GuideStepsItem speaker="guide">
          在实践决策中体会陈云"多谋善断""敢闯务实"的卓越智慧与战略魄力，感受我国集中力量办大事的制度优势如何在经济战场中彰显威力。
        </GuideStepsItem>
      </GuideSteps>

      {/* 遮罩层 */}
      <ExhibitOverlay
        visible={activeExhibitId !== null}
        src={activeExhibitId ? exhibitSrcMap[activeExhibitId] : ""}
        onClose={() => {
          if (activeExhibitId !== null) {
            markExhibitVisited(place, activeExhibitId);
          }
          setActiveExhibitId(null);
        }}
      />
    </div>
  );
};

export default ChenyunPlace9;