import React, { useState, useRef, useEffect } from "react";
import { useNavigate, useParams } from "react-router-dom";
import {
  Image,
  ClueHintModal,
  ClueBookModal,
  flyToAnimation,
  Video,
  StudyGuideModal,
  Cursor,
} from "@/components";
import { SuccessAlert, ErrorAlert } from "@/components/layout";
import { SingleChoiceQuizPanel } from "@/components/layout/quiz";
import { getBackgroundImage, getStaticImage, getPublicPath } from "@/lib/utils";
import { useClueStore } from "@/store/clueStore";
import type { ClueHint } from "@/components/clue";

const starName = "sunzhongshan";
const sceneId = `${starName}/reflection/scene3`;
const GUIDE_STORAGE_KEY = `${sceneId}-guide-shown`;

// 线索配置 - 根据实际图片调整位置
const clueConfigs: ClueHint[] = [
  {
    id: `${sceneId}/clue1`,
    name: "线索1",
    position: {
      top: "38%",
      left: "8%",
      width: "24%",
      height: "60%",
    },
  },
  {
    id: `${sceneId}/clue2`,
    name: "线索2",
    position: {
      top: "26%",
      left: "43%",
      width: "40%",
      height: "26%",
    },
  },
  {
    id: `${sceneId}/clue3`,
    name: "线索3",
    position: {
      top: "44%",
      left: "10%",
      width: "85%",
      height: "50%",
    },
  },
  {
    id: `${sceneId}/clue4`,
    name: "线索4",
    position: {
      top: "75%",
      left: "95.5%",
      width: "0%",
      height: "0%",
    },
  },
];

const SunzhongshanReflectionScene3 = () => {
  const navigate = useNavigate();
  const { moduleName } = useParams<{
    moduleName: string;
  }>();

  const [showClueHint, setShowClueHint] = useState(false);
  const [showClueBook, setShowClueBook] = useState(false);
  const [showSuccessAlert, setShowSuccessAlert] = useState(false);
  const [successAlertContent, setSuccessAlertContent] = useState("");
  const [showErrorAlert, setShowErrorAlert] = useState(false);
  const [errorAlertContent, setErrorAlertContent] = useState("");
  const [showVideo, setShowVideo] = useState(true);
  const [showGuide, setShowGuide] = useState(false);
  const [showQuiz1, setShowQuiz1] = useState(false);
  const [showQuiz2, setShowQuiz2] = useState(false);
  const [showQuiz3, setShowQuiz3] = useState(false);
  const [showCompleteGuide, setShowCompleteGuide] = useState(false);
  const [pendingQuiz, setPendingQuiz] = useState<
    "quiz2" | "quiz3" | "complete" | null
  >(null);
  // 场景切换：true 表示 bg 场景，false 表示"窃窃私语"场景
  const [isMainScene, setIsMainScene] = useState(false);
  // 控制 Cursor 显示：获取线索1后显示，点击后进入主场景
  const [showCursor, setShowCursor] = useState(false);

  const { collectClue, isClueCollected } = useClueStore();
  const containerRef = useRef<HTMLDivElement>(null);
  const clueBookButtonRef = useRef<HTMLDivElement>(null);
  // 为每个线索创建 ref
  const clueRefs = useRef<Map<string, React.RefObject<HTMLDivElement | null>>>(
    new Map()
  );

  // 获取或创建线索的 ref
  const getClueRef = (
    clueId: string
  ): React.RefObject<HTMLDivElement | null> => {
    if (!clueRefs.current.has(clueId)) {
      clueRefs.current.set(clueId, React.createRef<HTMLDivElement>());
    }
    return clueRefs.current.get(clueId)!;
  };

  // 处理线索点击
  const handleClueClick = (clueId: string, clueName: string) => {
    // 如果已收集，不重复收集
    if (isClueCollected(clueId)) {
      setSuccessAlertContent("该线索已收集");
      setShowSuccessAlert(true);
      return;
    }

    // 收集线索
    collectClue(clueId, clueName);

    // 获取线索元素的 ref
    const clueRef = getClueRef(clueId);

    // 使用函数式 API 触发飞行动画
    if (clueRef.current && clueBookButtonRef.current) {
      flyToAnimation({
        fromRef: clueRef as React.RefObject<HTMLElement>,
        toRef: clueBookButtonRef as React.RefObject<HTMLElement>,
        targetPosition: "center",
        duration: 1200,
        onComplete: () => {
          // 动画完成后的回调
          setSuccessAlertContent("获得该线索！快去线索簿查看详细信息吧！");
          setShowSuccessAlert(true);

          // 如果是在"窃窃私语"场景收集了线索1，显示 Cursor
          if (!isMainScene && clueId === `${sceneId}/clue1`) {
            setShowCursor(true);
          }
        },
      });
    }
  };

  // 处理背包点击 - 只收集线索4，不打开线索提示框
  const handleBackpackClick = () => {
    // 如果不在主场景，提示需要先获取线索1
    if (!isMainScene) {
      setErrorAlertContent(showCursor ? "该线索已收集" : "请先获取线索1");
      setShowErrorAlert(true);
      return;
    }

    const clue4Id = `${sceneId}/clue4`;
    const clue4Name = "线索4";

    // 如果线索4已收集，显示提示
    if (isClueCollected(clue4Id)) {
      setSuccessAlertContent("该线索已收集");
      setShowSuccessAlert(true);
      return;
    }

    // 收集线索4
    collectClue(clue4Id, clue4Name);

    // 获取线索4的 ref
    const clue4Ref = getClueRef(clue4Id);

    // 执行飞行动画
    if (clue4Ref.current && clueBookButtonRef.current) {
      flyToAnimation({
        fromRef: clue4Ref as React.RefObject<HTMLElement>,
        toRef: clueBookButtonRef as React.RefObject<HTMLElement>,
        targetPosition: "center",
        duration: 1200,
        onComplete: () => {
          // 动画完成后显示成功提示
          setSuccessAlertContent("获得该线索！快去线索簿查看详细信息吧！");
          setShowSuccessAlert(true);
        },
      });
    }
  };

  // 处理线索提示按钮点击 - 打开线索提示框
  const handleClueHintClick = () => {
    setShowClueHint(true);
  };

  // 处理视频播放结束
  const handleVideoEnd = () => {
    setShowVideo(false);
    // 检查是否需要显示学习引导
    const hasShownGuide = localStorage.getItem(GUIDE_STORAGE_KEY);
    if (!hasShownGuide) {
      setShowGuide(true);
    }
  };

  // 处理学习引导关闭
  const handleGuideClose = () => {
    setShowGuide(false);
    localStorage.setItem(GUIDE_STORAGE_KEY, "true");
  };

  // 检查是否所有线索都已收集
  const areAllCluesCollected = () => {
    return clueConfigs.every((clue) => isClueCollected(clue.id));
  };

  // 处理线索簿关闭
  const handleClueBookClose = () => {
    setShowClueBook(false);
    // 如果所有线索都已收集，显示题目1
    if (areAllCluesCollected()) {
      setShowQuiz1(true);
    }
  };

  // 处理题目1提交
  const handleQuiz1Submit = (_value: string, isCorrect: boolean) => {
    if (isCorrect) {
      setShowQuiz1(false);
      setSuccessAlertContent("回答正确!");
      setShowSuccessAlert(true);
      setPendingQuiz("quiz2");
    }
  };

  // 处理题目2提交 - 两个选项都正确
  const handleQuiz2Submit = (_value: string, _isCorrect: boolean) => {
    // 题目2的两个选项都正确，所以总是成功
    setShowQuiz2(false);
    setSuccessAlertContent("回答正确!");
    setShowSuccessAlert(true);
    setPendingQuiz("quiz3");
  };

  // 处理题目3提交
  const handleQuiz3Submit = (_value: string, isCorrect: boolean) => {
    if (isCorrect) {
      setShowQuiz3(false);
      setSuccessAlertContent("回答正确!");
      setShowSuccessAlert(true);
      // 设置待显示的完成提示
      setPendingQuiz("complete");
    }
  };

  // 处理完成提示关闭
  const handleCompleteGuideClose = () => {
    setShowCompleteGuide(false);
  };

  // 处理 Cursor 点击 - 切换到主场景
  const handleCursorClick = () => {
    setShowCursor(false);
    setIsMainScene(true);
  };

  // 获取线索图片
  const getClueImage = (clueId: string) => {
    const clueNumber = clueId.split("clue")[1];
    return getStaticImage(`${sceneId}/线索${clueNumber}`);
  };

  // 获取线索详情图片
  const getClueDetailImage = (clueId: string) => {
    const clueNumber = clueId.split("clue")[1];
    return getStaticImage(`${sceneId}/线索${clueNumber}-详情`);
  };

  // 初始化线索（如果还没有）
  useEffect(() => {
    clueConfigs.forEach((clue) => {
      if (!isClueCollected(clue.id)) {
        // 不自动收集，只是确保线索存在
      }
    });
  }, [isClueCollected]);

  // 如果线索1已收集但还在"窃窃私语"场景，显示 Cursor
  useEffect(() => {
    const clue1Id = `${sceneId}/clue1`;
    if (!isMainScene && isClueCollected(clue1Id)) {
      setShowCursor(true);
    }
  }, [isMainScene, isClueCollected]);

  // 根据当前场景决定背景图片和显示的线索
  const currentBackground = isMainScene
    ? getBackgroundImage(`${starName}/reflection/scene3/bg`)
    : getBackgroundImage(`${starName}/reflection/scene3/窃窃私语`);

  // 根据当前场景过滤线索：窃窃私语场景只显示线索1，主场景显示线索2、3、4
  const visibleClues = isMainScene
    ? clueConfigs.filter((clue) => clue.id !== `${sceneId}/clue1`)
    : clueConfigs.filter((clue) => clue.id === `${sceneId}/clue1`);

  return (
    <div
      ref={containerRef}
      className="w-full h-full bg-cover bg-center bg-no-repeat relative"
      style={{
        backgroundImage: currentBackground,
      }}
    >
      {/* 视频播放 - 覆盖在页面内容之上 */}
      {showVideo && (
        <div className="fixed inset-0 z-[9999] bg-black">
          <Video
            src={getPublicPath(`video/${starName}/sunzhongshan_11.mp4`)}
            className="w-full h-full"
            onEnded={handleVideoEnd}
            autoPlay={true}
            showSkipButton={true}
            onSkip={handleVideoEnd}
          />
        </div>
      )}
      {/* 关闭按钮 */}
      <Image
        className="absolute right-0 top-0 z-10"
        src={getStaticImage(`${starName}/reflection/关闭`)}
        button
        onClick={() => {
          if (moduleName && starName) {
            navigate(`/${moduleName}/${starName}/reflection`);
          }
        }}
      />

      {/* Cursor - 获取线索1后显示，点击进入主场景 */}
      {showCursor && !isMainScene && (
        <Cursor
          className="absolute left-215 bottom-135"
          size={0.8}
          onClick={handleCursorClick}
          read={false}
        />
      )}

      {/* 线索点击区域 */}
      {visibleClues.map((clue) => {
        const isCollected = isClueCollected(clue.id);
        const clueRef = getClueRef(clue.id);
        return (
          <div key={clue.id}>
            {/* 线索元素（用于克隆和飞行） */}
            <div
              ref={clueRef}
              className="absolute pointer-events-none opacity-0"
              style={{
                top: clue.position.top,
                left: clue.position.left,
                width: clue.position.width,
                height: clue.position.height,
              }}
            >
              <div className="relative">
                <Image
                  src={getClueImage(clue.id)}
                  className="w-20 h-20 border-2 border-yellow-400 rounded shadow-lg"
                />
                <div className="absolute -bottom-6 left-1/2 -translate-x-1/2 bg-yellow-400 text-black px-2 py-1 rounded text-xs font-bold whitespace-nowrap">
                  {clue.name}
                </div>
              </div>
            </div>
            {/* 点击区域 */}
            <div
              className={`
                absolute cursor-pointer transition-all duration-200
                ${
                  isCollected
                    ? "opacity-30 hover:opacity-50"
                    : "opacity-0 hover:opacity-20"
                }
                hover:bg-yellow-400/20
              `}
              style={{
                top: clue.position.top,
                left: clue.position.left,
                width: clue.position.width,
                height: clue.position.height,
              }}
              onClick={() => handleClueClick(clue.id, clue.name)}
              title={
                isCollected ? `${clue.name}（已收集）` : `点击收集${clue.name}`
              }
            />
          </div>
        );
      })}

      {/* 右下角-功能处 */}
      <div className="absolute right-6 bottom-12 flex flex-col items-center gap-4 z-10">
        <Image
          src={getStaticImage(`${starName}/reflection/线索提示`)}
          button
          onClick={handleClueHintClick}
        />
        <Image
          src={getStaticImage(`${starName}/reflection/背包`)}
          button
          onClick={handleBackpackClick}
        />
        <div
          ref={clueBookButtonRef}
          className="relative"
          data-clue-book-button="true"
        >
          <Image
            src={getStaticImage(`${starName}/reflection/线索簿`)}
            button
            onClick={() => setShowClueBook(true)}
          />
        </div>
      </div>

      {/* 线索提示窗 */}
      <ClueHintModal
        visible={showClueHint}
        backgroundImage={getStaticImage(
          isMainScene
            ? `${starName}/reflection/scene3/bg`
            : `${starName}/reflection/scene3/窃窃私语`
        )}
        clues={visibleClues}
        onClose={() => setShowClueHint(false)}
        sourceContainerRef={containerRef}
      />

      {/* 线索簿窗口 */}
      <ClueBookModal
        visible={showClueBook}
        clues={clueConfigs.map((c) => ({
          id: c.id,
          name: c.name,
          collected: isClueCollected(c.id),
        }))}
        onClose={handleClueBookClose}
        getClueImage={getClueImage}
        getClueDetailImage={getClueDetailImage}
      />

      {/* 成功提示弹窗 */}
      <SuccessAlert
        visible={showSuccessAlert}
        title="恭喜你!"
        content={successAlertContent}
        onContinue={() => {
          setShowSuccessAlert(false);
          setSuccessAlertContent("");
          // 检查是否有待显示的题目或完成提示
          if (pendingQuiz === "quiz2") {
            setShowQuiz2(true);
            setPendingQuiz(null);
          } else if (pendingQuiz === "quiz3") {
            setShowQuiz3(true);
            setPendingQuiz(null);
          } else if (pendingQuiz === "complete") {
            setShowCompleteGuide(true);
            setPendingQuiz(null);
          }
        }}
        onClose={() => {
          setShowSuccessAlert(false);
          setSuccessAlertContent("");
          // 检查是否有待显示的题目或完成提示
          if (pendingQuiz === "quiz2") {
            setShowQuiz2(true);
            setPendingQuiz(null);
          } else if (pendingQuiz === "quiz3") {
            setShowQuiz3(true);
            setPendingQuiz(null);
          } else if (pendingQuiz === "complete") {
            setShowCompleteGuide(true);
            setPendingQuiz(null);
          }
        }}
      />

      {/* 错误提示弹窗 */}
      <ErrorAlert
        visible={showErrorAlert}
        text={errorAlertContent}
        onClose={() => setShowErrorAlert(false)}
        zIndex={10001}
        onMaskClick={() => setShowErrorAlert(false)}
      />

      {/* 学习引导弹窗 */}
      <StudyGuideModal
        visible={showGuide}
        onContinue={handleGuideClose}
        zIndex={10000}
      >
        后来,学校建立了中国社会主义青年团团支部,你积极靠拢,成为一名光荣的团员。
        国共合作大背景下,国民革命正在如火如荼地开展,北伐也在积极酝酿之中。你在自己的岗位上认真工作,也密切关注着时局和两党动态。
        {"\n"}
        本游戏需要在场景中找出4条线索,并回答正确所有问题后才能完成本游戏探索。
      </StudyGuideModal>

      {/* 题目1：冯玉祥发动"北京政变"后邀请孙中山北上共商国是,各界对此事的看法如何? */}
      <SingleChoiceQuizPanel
        visible={showQuiz1}
        title='冯玉祥发动"北京政变"后邀请孙中山北上共商国是,各界对此事的看法如何?'
        options={[
          { value: "A", label: "A: 意见高度一致,认为和平统一已经十拿九稳" },
          { value: "B", label: "B: 期待、信任为主,亦有担忧和谨慎的探讨" },
        ]}
        correctAnswer="B"
        errorMessage="回答错误,请你再仔细思考一下吧。"
        onSubmit={handleQuiz1Submit}
        zIndex={10001}
      />

      {/* 题目2：今天的日记写什么呢? */}
      <SingleChoiceQuizPanel
        visible={showQuiz2}
        title="今天的日记写什么呢?"
        options={[
          {
            value: "A",
            label:
              "A: 当前情形,反对军阀势力进而反对列强压迫已成为国共两党乃至各界共识。只是这一目标应当如何达成呢?今年上半年就听说黄埔军校在全国招生的消息,大批青年踊跃报考。可见组建军队,武力北伐是一个公认的选项。然下半年直系军阀倒台,冯玉祥电邀孙先生北上主政,便又打开了和平统一的一线契机,如能实现,亦是应了国人的期盼。今日孙先生行程抵沪,马不停蹄接见各界人士,宣讲北上主张,我辈见之无不钦佩其鞠躬尽瘁之心。前路未明,探索不止,希望国民共同努力,早日迎来和平民主的新天地。",
          },
          {
            value: "B",
            label:
              'B: 孙中山先生抵沪,来自百年后的我站在欢迎的人群中,终于亲眼见到了这位伟大的革命先行者。1924年的秋天,冯玉祥北京政变为国家的和平统一带来一线契机。回望历史,我们知道,这在中国近代的民族民主革命路途上,不过是一个插曲。但对于孙中山先生而言,抱病北上,不遗余力地宣传反帝反封建主张,几乎成为他为国家前途命运而作的最后争取。他在迷途中坚守,在变局中担当,穷极一生从未停下脚步。伟大复兴的新征程上,我们早已摆脱了屈辱与苦难,向着国家富强的光明前景、人民幸福的美好未来进发。先生"振兴中华"的呐喊犹在耳畔,"天下为公"的初心始终滚烫。今天我们所能做的,便是铭记这份坚守与担当,做跨越百年的追梦路上最坚定的继承者与前行者。',
          },
        ]}
        correctAnswer="A"
        errorMessage=""
        onSubmit={handleQuiz2Submit}
        zIndex={10001}
      />

      {/* 题目3：毅然北上赴会的孙中山先生,为争取国家和平统一作出了哪些努力? */}
      <SingleChoiceQuizPanel
        visible={showQuiz3}
        title="毅然北上赴会的孙中山先生,为争取国家和平统一作出了哪些努力?"
        options={[
          {
            value: "A",
            label:
              "A: 重视舆论导向,动身前发表《北上宣言》明确态度,沿途不辞劳苦与各界会晤交流,反复重申主张。",
          },
          {
            value: "B",
            label: "B: 珍惜契机,沿途不做停顿,以最快的速度赶往北京。",
          },
        ]}
        correctAnswer="A"
        errorMessage="回答错误,请你再仔细思考一下吧。"
        onSubmit={handleQuiz3Submit}
        zIndex={10001}
      />

      {/* 完成提示弹窗 */}
      <StudyGuideModal
        visible={showCompleteGuide}
        onContinue={handleCompleteGuideClose}
        zIndex={10002}
      >
        辛亥革命拉开了中国完全意义上的近代民族民主革命的序幕。北洋军阀首领袁世凯窃取革命成果后，各地军阀势力对内割据混战，对外出卖国家利益，在政治上谋求专制和独裁，俨然成为民族独立、民主政治、民生幸福之路上的头号绊脚石。
        为了改变这一时期的困局，孙中山尝试过高举护法旗帜，两度领导护法运动；与新生的中国共产党展开合作，与无产阶级工农群众共建起统一战线；为了团结一切可以团结的力量，调动一切可以调动的因素，在生命最后的日子里抱病北上，一路不遗余力地向社会各界宣传反帝反封建主张。他经历了太多挫折，却始终以“行”求“知”。
      </StudyGuideModal>
    </div>
  );
};

export default SunzhongshanReflectionScene3;