(function () {
    function isHttpOrHttps(url) {
        return /^https?:\/\//i.test(url || "");
    }

    // 与 1028-91ly lieyanDetail 一致：
    // - 绝对地址（http/https）直接播放
    // - 相对路径走同域 /h5/m3u8/ 代理（含 ?ticket= 等查询参数）
    function resolvePlayUrl(videoUrl) {
        if (!videoUrl) return "";
        var raw = String(videoUrl).trim();
        if (!raw) return "";
        if (isHttpOrHttps(raw)) return raw;
        var path = raw.replace(/^\/+/, "");
        if (path.indexOf("h5/m3u8/") === 0) {
            return "/" + path;
        }
        return "/h5/m3u8/" + path;
    }

    function supportsH265Playback() {
        var video = document.createElement("video");
        if (!video || typeof video.canPlayType !== "function") {
            return false;
        }
        var mimeTypes = [
            'video/mp4; codecs="hev1.1.6.L93.B0"',
            'video/mp4; codecs="hvc1.1.6.L93.B0"',
            'application/vnd.apple.mpegurl; codecs="hev1.1.6.L93.B0"',
            'application/vnd.apple.mpegurl; codecs="hvc1.1.6.L93.B0"',
            'application/x-mpegURL; codecs="hev1.1.6.L93.B0"',
            'application/x-mpegURL; codecs="hvc1.1.6.L93.B0"',
        ];
        for (var i = 0; i < mimeTypes.length; i += 1) {
            var result = video.canPlayType(mimeTypes[i]);
            if (result === "probably" || result === "maybe") {
                return true;
            }
        }
        if (
            window.MediaSource &&
            typeof window.MediaSource.isTypeSupported === "function"
        ) {
            return (
                window.MediaSource.isTypeSupported(
                    'video/mp4; codecs="hev1.1.6.L93.B0"'
                ) ||
                window.MediaSource.isTypeSupported(
                    'video/mp4; codecs="hvc1.1.6.L93.B0"'
                )
            );
        }
        return false;
    }

    function choosePlaybackSource(defaultUrl, h265Url, canPlayH265) {
        var normalizedDefaultUrl = resolvePlayUrl(defaultUrl);
        var normalizedH265Url = resolvePlayUrl(h265Url);
        var useH265 = !!(canPlayH265 && normalizedH265Url);
        return {
            defaultUrl: normalizedDefaultUrl,
            h265Url: normalizedH265Url,
            initialUrl: useH265 ? normalizedH265Url : normalizedDefaultUrl,
            usingH265: useH265,
        };
    }

    var HLS_CONFIG = {
        maxBufferLength: 30,
        maxMaxBufferLength: 60,
        liveSyncDurationCount: 3,
        fragLoadingTimeOut: 20000,
        manifestLoadingTimeOut: 10000,
    };

    function isAppleNativeHlsBrowser() {
        var nav = window.navigator || {};
        var ua = nav.userAgent || "";
        var isIOS =
            /iPhone|iPad|iPod/i.test(ua) ||
            (/Macintosh/i.test(ua) && Number(nav.maxTouchPoints) > 1);
        var isSafari =
            /Safari/i.test(ua) &&
            !/Chrome|Chromium|CriOS|FxiOS|EdgiOS|OPiOS|Android/i.test(ua);
        if (!isIOS && !isSafari) return false;

        var video = document.createElement("video");
        return !!(
            video &&
            typeof video.canPlayType === "function" &&
            (video.canPlayType("application/vnd.apple.mpegurl") ||
                video.canPlayType("application/x-mpegURL"))
        );
    }

    function canUseHlsJs() {
        // Safari 已有稳定的原生 HLS。若同时让 Hls.js 通过 MSE 接管，
        // DPlayer 切源时先写入 video.src，WebKit 会启动原生加载器，随后
        // Hls.js 又 attach MediaSource，两套加载器竞争会导致切集卡死。
        if (isAppleNativeHlsBrowser()) return false;
        return (
            typeof window.Hls === "function" &&
            typeof window.Hls.isSupported === "function" &&
            window.Hls.isSupported()
        );
    }

    function attachHlsJs(video, player) {
        if (!canUseHlsJs()) return;

        if (
            player.plugins &&
            player.plugins.hls &&
            typeof player.plugins.hls.destroy === "function"
        ) {
            player.plugins.hls.destroy();
        }

        var hls = new window.Hls(HLS_CONFIG);
        player.plugins = player.plugins || {};
        player.plugins.hls = hls;
        hls.loadSource(video.src);
        hls.attachMedia(video);
    }

    function buildVideoOption(url, pic) {
        var option = {
            url: url,
            type: "hls",
        };
        if (canUseHlsJs()) {
            // Chrome 会把原生 HLS 能力报告为 "maybe"，但实际无法播放部分
            // AES-128 HLS；使用自定义类型可绕过 DPlayer 的原生能力误判。
            option.type = "hlsjs";
            option.customType = {
                hlsjs: attachHlsJs,
            };
        }
        if (pic) option.pic = pic;
        return option;
    }

    // Safari 的原生 HLS 在同一个 video 元素上直接改 src 时，旧资源的
    // MediaPlayer 状态有概率不会释放，后续 play() 会一直停在 loading。
    // DPlayer.switchVideo() 没有 remove src + load 的清理步骤，因此切集前
    // 先显式终止旧资源，切换后再让 WebKit 重新装载新的 manifest。
    function switchPlayerVideo(dp, videoOption) {
        if (!dp || typeof dp.switchVideo !== "function") return;
        var video = getVideoElement(dp);
        var usesNativeHls = videoOption && videoOption.type === "hls";

        if (isAppleNativeHlsBrowser() && usesNativeHls && video) {
            try {
                video.pause();
                video.removeAttribute("src");
                video.load();
            } catch (e) {}
        }

        dp.switchVideo(videoOption);

        if (isAppleNativeHlsBrowser() && usesNativeHls && video) {
            try {
                video.load();
            } catch (e2) {}
        }
    }

    function resumePlayerAfterSwitch(dp) {
        var video = getVideoElement(dp);
        if (!video) return;
        var settled = false;

        function showManualPlayButton() {
            var poster = document.querySelector("[data-play-poster]");
            var playBtn = document.querySelector("[data-play-poster-play]");
            if (poster) poster.classList.remove("play-player-cover--hidden");
            if (playBtn) playBtn.style.display = "";
        }

        function attemptPlay() {
            if (settled || video !== getVideoElement(dp)) return;
            var result;
            try {
                // 直接调用原生 play()，让 DPlayer 通过 video 的 play 事件同步
                // UI；也避免 DPlayer 吞掉 iOS 的 Promise 拒绝原因。
                result = video.play();
            } catch (e) {
                showManualPlayButton();
                return;
            }
            if (result && typeof result.then === "function") {
                result
                    .then(function () {
                        settled = true;
                        hidePosterOverlay();
                    })
                    .catch(function (err) {
                        // canplay 前的 AbortError 属于切源过程，事件到达后再试；
                        // NotAllowedError 则保留可点击播放入口，避免页面看似卡死。
                        if (err && err.name === "NotAllowedError") {
                            settled = true;
                            showManualPlayButton();
                        }
                    });
            } else if (!video.paused) {
                settled = true;
                hidePosterOverlay();
            }
        }

        video.addEventListener("loadedmetadata", attemptPlay, { once: true });
        video.addEventListener("canplay", attemptPlay, { once: true });
        attemptPlay();
    }

    function bindPlayerPoster(dp, player) {
        var poster = player && player.querySelector("[data-play-poster]");
        var playBtn = player && player.querySelector("[data-play-poster-play]");
        if (!dp || typeof dp.on !== "function") {
            return;
        }

        function hideOverlay() {
            if (poster) {
                poster.classList.add("play-player-cover--hidden");
            }
            if (playBtn) {
                playBtn.style.display = "none";
            }
        }

        dp.on("play", hideOverlay);

        if (playBtn) {
            playBtn.addEventListener("click", function () {
                dp.play();
            });
        }
    }

    function getVideoElement(dp) {
        if (dp && dp.video && typeof dp.video.addEventListener === "function") {
            return dp.video;
        }
        return null;
    }

    function bindH265Fallback(dp, source) {
        if (!dp || !source || !source.usingH265 || !source.defaultUrl) {
            return;
        }

        var downgraded = false;
        var videoEl = getVideoElement(dp);

        function downgrade(reason) {
            if (downgraded) return;
            downgraded = true;
            try {
                dp.switchVideo(
                    buildVideoOption(
                        source.defaultUrl,
                        dp.video && dp.video.poster ? dp.video.poster : ""
                    )
                );
            } catch (e) {
                if (videoEl) {
                    videoEl.src = source.defaultUrl;
                    if (typeof videoEl.load === "function") {
                        videoEl.load();
                    }
                }
            }
        }

        if (typeof dp.on === "function") {
            dp.on("error", function (event) {
                downgrade(event && event.type ? event.type : "dplayer-error");
            });
        }

        if (videoEl) {
            videoEl.addEventListener("error", function () {
                var mediaError = videoEl.error;
                var reason =
                    mediaError && mediaError.code
                        ? "media-error-" + mediaError.code
                        : "media-error";
                downgrade(reason);
            });
        }

        if (
            dp.plugins &&
            dp.plugins.hls &&
            window.Hls &&
            window.Hls.Events &&
            window.Hls.Events.ERROR
        ) {
            dp.plugins.hls.on(window.Hls.Events.ERROR, function (_, data) {
                if (data && data.fatal) {
                    downgrade(data.details || data.type || "hls-fatal-error");
                }
            });
        }
    }

    var playDp = null;
    var PLAY_SPEED_RATES = [0.75, 1, 1.25, 1.5, 2, 3];
    var PLAY_SPEED_DEFAULT = 1;
    var playSpeedIndex = PLAY_SPEED_RATES.indexOf(PLAY_SPEED_DEFAULT);
    if (playSpeedIndex < 0) playSpeedIndex = 1;

    function formatPlaySpeed(rate) {
        var n = Number(rate);
        if (!n || Number.isNaN(n)) n = 1;
        if (Number.isInteger(n)) return n.toFixed(1) + "x";
        return String(n) + "x";
    }

    function currentPlaySpeed() {
        return PLAY_SPEED_RATES[playSpeedIndex] || PLAY_SPEED_DEFAULT;
    }

    function applyPlaySpeed(dp, rate) {
        if (!dp) return;
        var value = Number(rate) || PLAY_SPEED_DEFAULT;
        try {
            if (typeof dp.speed === "function") {
                dp.speed(value);
            }
        } catch (e) {}
        try {
            if (dp.video) {
                dp.video.playbackRate = value;
            }
        } catch (e2) {}
        var speedLabel = document.querySelector("[data-play-speed-label]");
        if (speedLabel) speedLabel.textContent = formatPlaySpeed(value);
        syncSpeedMenuActive();
    }

    function syncSpeedMenuActive() {
        var menu = document.querySelector("[data-play-speed-menu]");
        if (!menu) return;
        var current = currentPlaySpeed();
        menu.querySelectorAll("[data-play-speed-option]").forEach(function (btn) {
            var rate = Number(btn.getAttribute("data-play-speed-option"));
            var active = rate === current;
            btn.classList.toggle("is-active", active);
            btn.setAttribute("aria-selected", active ? "true" : "false");
            var check = btn.querySelector("[data-play-speed-check]");
            if (check) check.hidden = !active;
        });
    }

    function setSpeedSheetOpen(open) {
        var btn = document.querySelector("[data-play-speed]");
        if (open) {
            document.body.classList.remove("play-ep-sheet-open");
            document.body.classList.remove("play-comment-sheet-open");
            document.body.classList.add("play-speed-sheet-open");
            if (btn) btn.setAttribute("aria-expanded", "true");
            syncSpeedMenuActive();
        } else {
            document.body.classList.remove("play-speed-sheet-open");
            if (btn) btn.setAttribute("aria-expanded", "false");
        }
    }

    function bindSpeedMenu(dp) {
        var btn = document.querySelector("[data-play-speed]");
        var menu = document.querySelector("[data-play-speed-menu]");
        var sheet = document.querySelector("[data-play-speed-sheet]");
        if (!btn || !menu) return;

        if (!menu.getAttribute("data-speed-menu-ready")) {
            menu.setAttribute("data-speed-menu-ready", "1");
            var displayRates = PLAY_SPEED_RATES.slice().reverse();
            menu.innerHTML = displayRates
                .map(function (rate) {
                    var index = PLAY_SPEED_RATES.indexOf(rate);
                    var label = formatPlaySpeed(rate);
                    if (rate === PLAY_SPEED_DEFAULT) {
                        label += "(默认)";
                    }
                    return (
                        '<button class="play-speed-sheet-option" type="button" role="option" data-play-speed-option="' +
                        rate +
                        '" data-play-speed-index="' +
                        index +
                        '">' +
                        '<span class="play-speed-sheet-option-label">' +
                        label +
                        "</span>" +
                        '<img class="play-speed-sheet-check" src="/static/images/check_pink.svg" alt="已选择" data-play-speed-check hidden />' +
                        "</button>"
                    );
                })
                .join("");
        }

        if (!btn.getAttribute("data-speed-bound")) {
            btn.setAttribute("data-speed-bound", "1");
            btn.addEventListener("click", function (e) {
                e.stopPropagation();
                var open = !document.body.classList.contains("play-speed-sheet-open");
                setSpeedSheetOpen(open);
            });

            menu.addEventListener("click", function (e) {
                var option =
                    e.target && e.target.closest
                        ? e.target.closest("[data-play-speed-option]")
                        : null;
                if (!option || !menu.contains(option)) return;
                e.stopPropagation();
                var index = Number(option.getAttribute("data-play-speed-index"));
                if (Number.isNaN(index) || index < 0 || index >= PLAY_SPEED_RATES.length) {
                    return;
                }
                playSpeedIndex = index;
                applyPlaySpeed(playDp || dp, currentPlaySpeed());
                setSpeedSheetOpen(false);
            });

            if (sheet) {
                sheet.querySelectorAll("[data-play-speed-close]").forEach(function (closeBtn) {
                    closeBtn.addEventListener("click", function () {
                        setSpeedSheetOpen(false);
                    });
                });
            }
        }

        applyPlaySpeed(dp, currentPlaySpeed());
    }

    // 复用同一 meta 对象：bindVideoEvents 只绑一次，切集时就地更新字段即可生效。
    var playTrackerMeta = {
        media_id: "",
        video_id: "",
        video_title: "",
        video_type_id: "playlet",
        video_type_name: "短剧",
        video_content_type: "playlet",
        recommend_trace_id: "",
        video_tag_key: "",
        video_tag_name: "",
    };
    var playViewTracked = false;

    function syncPlayTrackerMeta() {
        var root = document.querySelector("[data-play-page]");
        var ds = (root && root.dataset) || {};
        var player = document.querySelector("[data-play-player]");
        var pds = (player && player.dataset) || {};
        var episode = ds.playEpisode || "";
        playTrackerMeta.media_id = ds.playletId || "";
        playTrackerMeta.video_id = ds.playletId || "";
        playTrackerMeta.video_title = ds.playTitle || "";
        playTrackerMeta.video_type_id = "playlet";
        playTrackerMeta.video_type_name = ds.playTag || "短剧";
        playTrackerMeta.video_content_type = "playlet";
        playTrackerMeta.recommend_trace_id = "";
        playTrackerMeta.video_tag_key = pds.chapterId || "";
        playTrackerMeta.video_tag_name = episode ? "第" + episode + "集" : "";
        return playTrackerMeta;
    }

    function bindPlayTracker(dp) {
        if (!dp || !window.tracker || typeof window.tracker.bindVideoEvents !== "function") {
            return;
        }
        syncPlayTrackerMeta();
        window.tracker.bindVideoEvents(dp, playTrackerMeta);
    }

    function nextEpisodeElement() {
        var active = document.querySelector(".play-ep-grid .play-ep--active");
        if (!active) return null;
        var next = active.nextElementSibling;
        while (next) {
            if (next.matches && next.matches(".play-ep")) return next;
            next = next.nextElementSibling;
        }
        return null;
    }

    function syncDesktopNextControl() {
        var button = document.querySelector("[data-player-next]");
        if (!button) return;
        var disabled = !nextEpisodeElement();
        button.disabled = disabled;
        button.setAttribute("aria-disabled", disabled ? "true" : "false");
    }

    function formatDesktopPlayerTime(value) {
        var seconds = Number(value);
        if (!Number.isFinite(seconds) || seconds < 0) seconds = 0;
        seconds = Math.floor(seconds);
        var hours = Math.floor(seconds / 3600);
        var minutes = Math.floor((seconds % 3600) / 60);
        var rest = seconds % 60;
        var minuteText = String(minutes).padStart(2, "0");
        var secondText = String(rest).padStart(2, "0");
        if (hours > 0) {
            return String(hours).padStart(2, "0") + ":" + minuteText + ":" + secondText;
        }
        return minuteText + ":" + secondText;
    }

    function setupDesktopPlayerControls(dp) {
        var player = document.querySelector(".play-player .dplayer");
        if (!player) return;
        var left = player.querySelector(".dplayer-icons-left");
        var right = player.querySelector(".dplayer-icons-right");
        var playButton = left && left.querySelector(".dplayer-play-icon");
        var volume = left && left.querySelector(".dplayer-volume");
        var fullscreen = right && right.querySelector(".dplayer-full");
        var time = left && left.querySelector(".dplayer-time");
        if (!left || !right || !playButton) return;

        if (!left.querySelector("[data-player-next]")) {
            var nextButton = document.createElement("button");
            nextButton.className = "dplayer-icon play-player-next";
            nextButton.type = "button";
            nextButton.setAttribute("data-player-next", "");
            nextButton.setAttribute("aria-label", "播放下一集");
            nextButton.innerHTML =
                '<img src="/static/images/figma-play/control-next.svg" alt="" aria-hidden="true">';
            nextButton.addEventListener("click", function () {
                var next = nextEpisodeElement();
                if (next) next.click();
            });
            playButton.insertAdjacentElement("afterend", nextButton);
        }

        if (volume && fullscreen) {
            right.insertBefore(volume, fullscreen);
        }

        var settingButton = right.querySelector(".dplayer-setting-icon");
        if (settingButton && !settingButton.querySelector(".play-player-speed-label")) {
            var speedLabel = document.createElement("span");
            speedLabel.className = "play-player-speed-label";
            speedLabel.textContent = "倍速";
            settingButton.appendChild(speedLabel);
        }

        if (time) {
            Array.prototype.slice.call(time.childNodes).forEach(function (node) {
                if (node.nodeType !== 3) return;
                if (node.nodeValue.indexOf("/") >= 0) node.nodeValue = "/";
                else node.nodeValue = "";
            });
        }

        function syncTime() {
            if (!dp || !dp.video) return;
            var current = player.querySelector(".dplayer-ptime");
            var duration = player.querySelector(".dplayer-dtime");
            if (current) current.textContent = formatDesktopPlayerTime(dp.video.currentTime);
            if (duration) duration.textContent = formatDesktopPlayerTime(dp.video.duration);
        }

        syncDesktopNextControl();
        syncTime();
        if (dp && typeof dp.on === "function") {
            dp.on("timeupdate", syncTime);
            dp.on("loadedmetadata", syncTime);
            dp.on("durationchange", syncTime);
        }
    }

    function initDPlayer() {
        if (typeof DPlayer === "undefined") return null;
        var container = document.querySelector(".dplayer-video");
        if (!container) return null;

        var source = choosePlaybackSource(
            container.dataset.url || "",
            container.dataset.h265Url || "",
            supportsH265Playback()
        );
        if (!source.initialUrl) return null;

        var videoOption = buildVideoOption(
            source.initialUrl,
            container.dataset.cover || ""
        );

        try {
            playDp = new DPlayer({
                container: container,
                autoplay: false,
                preload: "metadata",
                screenshot: false,
                airplay: false,
                chromecast: false,
                hotkey: true,
                mutex: true,
                contextmenu: [],
                video: videoOption,
            });
            var player = container.closest(".play-player");
            bindPlayerPoster(playDp, player);
            bindH265Fallback(playDp, source);
            bindPlayTracker(playDp);
            setupDesktopPlayerControls(playDp);
            return playDp;
        } catch (e) {
            return null;
        }
    }

    function bindH5PlayerUI(dp) {
        bindSpeedMenu(dp);

        var moreBtn = document.querySelector("[data-play-intro-more]");
        var introEl = document.querySelector("[data-play-intro]");
        if (moreBtn && introEl) {
            function syncIntroMore() {
                var expanded = introEl.classList.contains("is-expanded");
                if (expanded) {
                    moreBtn.hidden = false;
                    moreBtn.style.visibility = "";
                    moreBtn.textContent = "收起";
                    return;
                }
                // Reserve button width, then detect clamp overflow.
                moreBtn.hidden = false;
                moreBtn.style.visibility = "hidden";
                moreBtn.textContent = "展开";
                void introEl.offsetHeight;
                var overflowing = introEl.scrollHeight > introEl.clientHeight + 1;
                moreBtn.style.visibility = "";
                moreBtn.hidden = !overflowing;
            }

            moreBtn.addEventListener("click", function () {
                var expanded = introEl.classList.toggle("is-expanded");
                moreBtn.textContent = expanded ? "收起" : "展开";
                if (!expanded) syncIntroMore();
            });

            syncIntroMore();
            window.addEventListener("resize", syncIntroMore);
        }

        var clearBtn = document.querySelector("[data-play-clear]");
        if (clearBtn) {
            var clearIcon = clearBtn.querySelector("[data-play-clear-icon]");
            clearBtn.addEventListener("click", function () {
                var focusing = document.body.classList.toggle("play-h5-focus");
                clearBtn.setAttribute("aria-label", focusing ? "取消清屏" : "清屏");
                if (clearIcon) {
                    clearIcon.src = focusing
                        ? "/static/images/full_screen_close.svg"
                        : "/static/images/full_screen.svg";
                }
            });
        }

        var nextBar = document.querySelector("[data-play-next]");
        var nextCountdown = document.querySelector("[data-play-next-countdown]");

        function findNextChapterId() {
            var active =
                document.querySelector(".play-ep--active") ||
                document.querySelector(".play-ep-sheet-item--active");
            if (!active) return 0;
            var next = active.nextElementSibling;
            while (next) {
                if (
                    next.matches &&
                    (next.matches(".play-ep") || next.matches(".play-ep-sheet-item"))
                ) {
                    var id = Number(next.getAttribute("data-chapter-id") || 0);
                    if (id > 0 && next.getAttribute("data-play-switch") != null) {
                        return id;
                    }
                    // 付费/VIP 锁定集：返回 id 以便弹窗
                    if (id > 0) return id;
                }
                next = next.nextElementSibling;
            }
            return 0;
        }

        function setNextCountdownVisible(visible, seconds) {
            if (!nextBar) return;
            nextBar.hidden = !visible;
            document.body.classList.toggle("play-next-countdown-visible", !!visible);
            if (visible && nextCountdown) {
                nextCountdown.textContent = "倒计时" + seconds + "s";
            }
        }

        function updateNextCountdown() {
            var chapterId = findNextChapterId();
            var video = dp && dp.video;
            var duration = video ? Number(video.duration) : 0;
            var currentTime = video ? Number(video.currentTime) : 0;
            var remaining = duration - currentTime;
            var shouldShow =
                chapterId > 0 &&
                Number.isFinite(duration) &&
                duration > 0 &&
                Number.isFinite(remaining) &&
                remaining > 0 &&
                remaining <= 3;

            setNextCountdownVisible(
                shouldShow,
                shouldShow ? Math.max(1, Math.ceil(remaining)) : 3
            );
        }

        if (dp && typeof dp.on === "function") {
            dp.on("timeupdate", updateNextCountdown);
            dp.on("ended", function () {
                markCurrentEpisodeWatched();
                var chapterId = findNextChapterId();
                setNextCountdownVisible(false, 3);
                if (chapterId) switchToChapter(chapterId, { autoplay: true });
            });
            dp.on("play", function () {
                applyPlaySpeed(dp, currentPlaySpeed());
                markCurrentEpisodeWatched();
                updateNextCountdown();
            });
            dp.on("seeked", updateNextCountdown);
            dp.on("loadedmetadata", function () {
                setNextCountdownVisible(false, 3);
            });
        }
    }

    var playPage = document.querySelector(".play-page");
    var playletId = Number(
        (playPage && playPage.getAttribute("data-playlet-id")) || 0
    );
    var playletSlug =
        (playPage && playPage.getAttribute("data-playlet-slug")) || "";
    var playTitle =
        (playPage && playPage.getAttribute("data-play-title")) || "";
    var playCover =
        (playPage && playPage.getAttribute("data-play-cover")) || "";
    var playDesc =
        (playPage && playPage.getAttribute("data-play-desc")) || "";
    var playTag =
        (playPage && playPage.getAttribute("data-play-tag")) || "短剧";
    var playFeatured =
        (playPage && playPage.getAttribute("data-play-featured")) === "1";
    var playIsNew =
        (playPage && playPage.getAttribute("data-play-new")) === "1";
    var playTotalEpisode = Number(
        (playPage && playPage.getAttribute("data-play-total-episode")) || 0
    );
    var currentChapterId = Number(
        (document.querySelector("[data-play-player]") &&
            document
                .querySelector("[data-play-player]")
                .getAttribute("data-chapter-id")) ||
            0
    );
    var currentEpisode = Number(
        (playPage && playPage.getAttribute("data-play-episode")) || 0
    );
    var switchingChapter = false;
    var lastWatchReportKey = "";

    function reportChapterWatch() {
        if (!currentChapterId || !window.HttpRequest) return;
        if (window.CookieUtil && !window.CookieUtil.isLoggedIn()) return;
        var key = String(playletId || 0) + ":" + currentChapterId;
        if (key === lastWatchReportKey) return;
        lastWatchReportKey = key;
        var body = { chapterId: currentChapterId };
        if (playletId) body.playletId = playletId;
        window.HttpRequest.post("/api/playlet/chapter/watch/report", body).catch(
            function () {
                /* 静默失败：未登录/网络错误不打断播放 */
            }
        );
    }

    function markCurrentEpisodeWatched() {
        reportChapterWatch();
    }

    function padEpisode(n) {
        var num = Number(n) || 0;
        return num < 10 ? "0" + num : String(num);
    }

    function buildPlayHref(chapterId) {
        var key = playletSlug || (playletId ? String(playletId) : "");
        if (!key) return "/play/";
        return "/play/" + encodeURIComponent(key) + "/" + chapterId + "/";
    }

    function resolvePayGate(chapter, el) {
        if (chapter) {
            if (chapter.canWatch || chapter.isUnlocked) return 0;
            if (chapter.needUnlock) return 1;
            if (chapter.needVip) return 2;
            var payType = Number(chapter.payType || 0);
            if (payType === 1 || payType === 2) return payType;
            return 0;
        }
        if (el) {
            if (el.getAttribute("data-can-watch") === "1") return 0;
            if (el.getAttribute("data-need-unlock") === "1") return 1;
            if (el.getAttribute("data-need-vip") === "1") return 2;
            if (el.getAttribute("data-coin-dialog-open") != null) return 1;
            if (el.getAttribute("data-vip-dialog-open") != null) return 2;
            return Number(el.getAttribute("data-pay-type") || 0);
        }
        return 0;
    }

    function resolveUnlockCost(chapter, el) {
        if (chapter) {
            if (Number(chapter.costCoins) > 0) return Number(chapter.costCoins);
            if (Number(chapter.singleCoins) > 0) return Number(chapter.singleCoins);
        }
        if (el) return Number(el.getAttribute("data-single-coins") || 0);
        return 0;
    }

    function openPayForChapter(el, chapter) {
        var payGate = resolvePayGate(chapter, el);
        if (payGate === 1) {
            if (typeof window.openCoinDialog === "function") {
                var coinTrigger = document.createElement("button");
                coinTrigger.setAttribute("data-coin-dialog-open", "");
                coinTrigger.setAttribute(
                    "data-chapter-id",
                    String((chapter && chapter.id) || (el && el.getAttribute("data-chapter-id")) || "")
                );
                coinTrigger.setAttribute(
                    "data-playlet-id",
                    String(
                        (chapter && chapter.playletId) ||
                            playletId ||
                            (el && el.getAttribute("data-playlet-id")) ||
                            ""
                    )
                );
                coinTrigger.setAttribute(
                    "data-single-coins",
                    String(resolveUnlockCost(chapter, el))
                );
                coinTrigger.style.display = "none";
                document.body.appendChild(coinTrigger);
                coinTrigger.click();
                coinTrigger.remove();
            }
            return true;
        }
        if (payGate === 2) {
            var vipBtn = document.querySelector("[data-vip-dialog-open]");
            if (vipBtn) vipBtn.click();
            else if (typeof window.openVipDialog === "function") {
                window.openVipDialog();
            }
            return true;
        }
        return false;
    }

    function updateEpisodeActive(chapterId) {
        document.querySelectorAll(".play-ep").forEach(function (el) {
            var isActive = Number(el.getAttribute("data-chapter-id") || 0) === chapterId;
            el.classList.toggle("play-ep--active", isActive);
            var coin = el.querySelector(".play-ep-coin");
            var lock = el.querySelector(".play-ep-lock");
            if (coin) coin.style.display = isActive ? "none" : "";
            if (lock) lock.style.display = isActive ? "none" : "";
        });
        document.querySelectorAll(".play-ep-sheet-item").forEach(function (el) {
            var isActive =
                Number(el.getAttribute("data-chapter-id") || 0) === chapterId;
            el.classList.toggle("play-ep-sheet-item--active", isActive);
            var coin = el.querySelector(".play-ep-sheet-coin");
            var lock = el.querySelector(".play-ep-sheet-lock");
            if (coin) coin.hidden = isActive;
            if (lock) lock.hidden = isActive;
        });
        syncDesktopNextControl();
    }

    function updateChapterMeta(chapter) {
        var ep = Number(chapter.currentEpisode) || 0;
        currentEpisode = ep;
        currentChapterId = Number(chapter.id) || currentChapterId;
        lastWatchReportKey = "";
        if (playPage) {
            playPage.setAttribute("data-play-episode", String(ep));
        }
        var h5Ep = document.querySelector("[data-play-h5-ep]");
        if (h5Ep) h5Ep.textContent = ep > 0 ? "第" + ep + "集" : "播放";
        var infoEp = document.querySelector("[data-play-info-ep]");
        if (infoEp) infoEp.textContent = ep > 0 ? "第 " + ep + " 集" : "—";
        var infoSub = document.querySelector("[data-play-info-sub]");
        if (infoSub) {
            infoSub.textContent = playTitle
                ? playTitle + " - 第" + padEpisode(ep) + "集"
                : ep > 0
                  ? "第" + padEpisode(ep) + "集"
                  : "—";
        }
        document.title = playTitle
            ? playTitle + " - 第" + ep + "集"
            : "播放";

        var player = document.querySelector("[data-play-player]");
        if (player) {
            player.setAttribute("data-chapter-id", String(chapter.id || ""));
            player.setAttribute("data-playlet-id", String(playletId || chapter.playletId || ""));
            player.setAttribute("data-pay-type", String(chapter.payType || 0));
            player.setAttribute(
                "data-single-coins",
                String(resolveUnlockCost(chapter, null))
            );
            player.setAttribute(
                "data-can-watch",
                chapter.canWatch || chapter.isUnlocked ? "1" : "0"
            );
            player.setAttribute(
                "data-need-unlock",
                chapter.needUnlock ? "1" : "0"
            );
            player.setAttribute("data-need-vip", chapter.needVip ? "1" : "0");
            player.setAttribute(
                "data-is-unlocked",
                chapter.isUnlocked ? "1" : "0"
            );
        }

        var commentCount = document.querySelector("[data-play-comment-count]");
        if (commentCount) {
            commentCount.textContent = String(chapter.countComment || 0);
        }

        document.querySelectorAll(".detail-comments").forEach(function (section) {
            section.setAttribute(
                "data-comment-object-id",
                String(chapter.id || "")
            );
            section.dispatchEvent(new CustomEvent("play:reload-comments"));
        });
    }

    function hidePosterOverlay() {
        var poster = document.querySelector("[data-play-poster]");
        var playBtn = document.querySelector("[data-play-poster-play]");
        if (poster) poster.classList.add("play-player-cover--hidden");
        if (playBtn) playBtn.style.display = "none";
    }

    function ensurePlayerContainer(videoUrl) {
        var player = document.querySelector("[data-play-player]");
        if (!player) return null;
        var container = player.querySelector(".dplayer-video");
        if (container) {
            container.setAttribute("data-url", videoUrl || "");
            if (playCover) container.setAttribute("data-cover", playCover);
            return container;
        }
        container = document.createElement("div");
        container.className = "dplayer-video";
        container.setAttribute("data-url", videoUrl || "");
        if (playCover) container.setAttribute("data-cover", playCover);
        player.insertBefore(container, player.firstChild);
        var playBtn = player.querySelector("[data-play-poster-play]");
        if (!playBtn) {
            playBtn = document.createElement("button");
            playBtn.className = "play-player-center";
            playBtn.type = "button";
            playBtn.setAttribute("aria-label", "播放");
            playBtn.setAttribute("data-play-poster-play", "");
            playBtn.innerHTML = '<img src="/static/images/figma-play/control-center-play.svg" alt="播放" />';
            player.appendChild(playBtn);
        }
        return container;
    }

    function switchToChapter(chapterId, options) {
        options = options || {};
        chapterId = Number(chapterId) || 0;
        if (!chapterId || !window.HttpRequest) return Promise.resolve();
        if (switchingChapter) return Promise.resolve();
        if (chapterId === currentChapterId && playDp && !options.force) {
            if (options.autoplay !== false) {
                try {
                    playDp.play();
                } catch (e) {}
            }
            return Promise.resolve();
        }

        switchingChapter = true;
        return window.HttpRequest.get("/api/playlet/chapter/detail", {
            params: {
                chapterId: chapterId,
                playletId: playletId || undefined,
                playletSlug: playletSlug || undefined,
            },
        })
            .then(function (res) {
                if (!res || res.code !== 200 || !res.data) {
                    throw new Error((res && (res.tip || res.msg)) || "加载失败");
                }
                var chapter = res.data;
                var payGate = resolvePayGate(chapter, null);
                if (payGate !== 0 && !options.skipPayCheck) {
                    openPayForChapter(null, chapter);
                    return;
                }
                var videoUrl = resolvePlayUrl(chapter.videoUrl || "");
                if (!videoUrl) {
                    if (payGate !== 0) {
                        openPayForChapter(null, chapter);
                        return;
                    }
                    throw new Error("暂无播放地址");
                }

                currentChapterId = Number(chapter.id) || chapterId;
                updateEpisodeActive(currentChapterId);
                updateChapterMeta(chapter);
                markCurrentEpisodeWatched();

                if (!options.skipHistory) {
                    var href = buildPlayHref(currentChapterId);
                    var state = { chapterId: currentChapterId };
                    if (options.replace) {
                        history.replaceState(state, "", href);
                    } else {
                        history.pushState(state, "", href);
                    }
                }

                var videoOption = buildVideoOption(videoUrl, playCover);

                if (playDp && typeof playDp.switchVideo === "function") {
                    switchPlayerVideo(playDp, videoOption);
                    syncPlayTrackerMeta();
                    bindPlayTracker(playDp);
                } else {
                    ensurePlayerContainer(chapter.videoUrl || "");
                    playDp = initDPlayer();
                    bindH5PlayerUI(playDp);
                }

                if (options.autoplay !== false && playDp) {
                    resumePlayerAfterSwitch(playDp);
                    applyPlaySpeed(playDp, currentPlaySpeed());
                } else {
                    applyPlaySpeed(playDp, currentPlaySpeed());
                }

                document.body.classList.remove("play-ep-sheet-open");
                var sheetMask = document.querySelector(".play-h5-sheet-mask");
                if (sheetMask) sheetMask.style.display = "";
                var epSheet = document.querySelector("[data-play-ep-sheet]");
                if (epSheet) epSheet.style.display = "";
            })
            .catch(function (err) {
                toast((err && err.message) || "切换剧集失败", "error");
            })
            .finally(function () {
                switchingChapter = false;
            });
    }

    function markEpisodeUnlocked(chapterId) {
        chapterId = Number(chapterId) || 0;
        if (!chapterId) return;
        var href = buildPlayHref(chapterId);
        document
            .querySelectorAll(
                '.play-ep[data-chapter-id="' +
                    chapterId +
                    '"], .play-ep-sheet-item[data-chapter-id="' +
                    chapterId +
                    '"]'
            )
            .forEach(function (el) {
                el.removeAttribute("data-coin-dialog-open");
                el.removeAttribute("data-vip-dialog-open");
                el.removeAttribute("data-single-coins");
                el.setAttribute("data-play-switch", "");
                el.setAttribute("href", href || "javascript:;");
                var coin = el.querySelector(
                    ".play-ep-coin, .play-ep-sheet-coin"
                );
                if (coin) coin.remove();
                var lock = el.querySelector(
                    ".play-ep-lock, .play-ep-sheet-lock"
                );
                if (lock) lock.remove();
            });

        var player = document.querySelector("[data-play-player]");
        if (
            player &&
            Number(player.getAttribute("data-chapter-id") || 0) === chapterId
        ) {
            player.setAttribute("data-pay-type", "0");
            player.setAttribute("data-can-watch", "1");
            player.setAttribute("data-need-unlock", "0");
            player.setAttribute("data-need-vip", "0");
            player.setAttribute("data-is-unlocked", "1");
            player.removeAttribute("data-single-coins");
        }
    }

    function playAfterChapterUnlock(detail) {
        detail = detail || {};
        var chapterId = Number(detail.chapterId) || 0;
        if (!chapterId) return;
        if (detail.playletId) {
            playletId = Number(detail.playletId) || playletId;
            if (playPage) {
                playPage.setAttribute("data-playlet-id", String(playletId));
            }
        }
        markEpisodeUnlocked(chapterId);
        switchToChapter(chapterId, {
            force: true,
            skipPayCheck: true,
            autoplay: true,
            replace: true,
        });
    }

    window.playAfterChapterUnlock = playAfterChapterUnlock;

    function bindEpisodeSwitch() {
        document.addEventListener("click", function (e) {
            var el =
                e.target && e.target.closest
                    ? e.target.closest("[data-play-switch]")
                    : null;
            if (!el) return;
            var chapterId = Number(el.getAttribute("data-chapter-id") || 0);
            if (!chapterId) return;
            e.preventDefault();
            switchToChapter(chapterId, { autoplay: true });
        });

        window.addEventListener("popstate", function (e) {
            var match = String(window.location.pathname || "").match(/\/play\/[^/]+\/(\d+)\/?$/);
            var chapterId =
                (e.state && e.state.chapterId) ||
                Number((match && match[1]) || 0);
            if (!chapterId) return;
            switchToChapter(chapterId, {
                autoplay: true,
                skipHistory: true,
                force: true,
            });
        });

        if (currentChapterId) {
            history.replaceState(
                { chapterId: currentChapterId },
                "",
                window.location.href
            );
        }
    }

    function maybeOpenPayDialog() {
        var player = document.querySelector("[data-play-player]");
        if (!player) return;
        var hasVideo = !!player.querySelector(".dplayer-video[data-url]");
        if (hasVideo) return;
        openPayForChapter(player, null);
    }

    function bindSidebarRanges() {
        var ranges = document.querySelectorAll("[data-play-ep-ranges] .play-ep-range");
        var episodes = document.querySelectorAll("[data-play-ep-grid] .play-ep");
        if (!ranges.length || !episodes.length) return;

        function applyRange(start, end) {
            episodes.forEach(function (el) {
                var n = Number(el.getAttribute("data-ep"));
                var inRange = !Number.isNaN(n) && n >= start && n <= end;
                el.classList.toggle("is-range-hidden", !inRange);
            });
        }

        function activate(btn) {
            ranges.forEach(function (item) {
                item.classList.toggle("play-ep-range--active", item === btn);
            });
            applyRange(Number(btn.dataset.rangeStart), Number(btn.dataset.rangeEnd));
        }

        ranges.forEach(function (btn) {
            btn.addEventListener("click", function () {
                activate(btn);
            });
        });

        var active = document.querySelector(".play-ep-range--active") || ranges[0];
        activate(active);
    }

    var openBtns = document.querySelectorAll("[data-play-ep-open]");
    var closeBtns = document.querySelectorAll("[data-play-ep-close]");
    var sheet = document.querySelector("[data-play-ep-sheet]");
    var mask = document.querySelector(".play-h5-sheet-mask");

    var commentOpenBtns = document.querySelectorAll("[data-play-comment-open]");
    var commentCloseBtns = document.querySelectorAll("[data-play-comment-close]");
    var commentSheet = document.querySelector("[data-play-comment-sheet]");

    function openEpSheet() {
        document.body.classList.remove("play-comment-sheet-open");
        document.body.classList.remove("play-speed-sheet-open");
        document.body.classList.add("play-ep-sheet-open");
    }

    function closeEpSheet() {
        document.body.classList.remove("play-ep-sheet-open");
    }

    function openCommentSheet() {
        document.body.classList.remove("play-ep-sheet-open");
        document.body.classList.remove("play-speed-sheet-open");
        document.body.classList.add("play-comment-sheet-open");
        var section = document.querySelector(".play-comment-sheet-body");
        if (section) {
            section.dispatchEvent(new CustomEvent("play:reload-comments"));
        }
    }

    function closeCommentSheet() {
        document.body.classList.remove("play-comment-sheet-open");
    }

    function closeSpeedSheet() {
        document.body.classList.remove("play-speed-sheet-open");
        var btn = document.querySelector("[data-play-speed]");
        if (btn) btn.setAttribute("aria-expanded", "false");
    }

    function closeAllSheets() {
        closeEpSheet();
        closeCommentSheet();
        closeSpeedSheet();
    }

    if (sheet) {
        openBtns.forEach(function (btn) {
            btn.addEventListener("click", openEpSheet);
        });

        closeBtns.forEach(function (btn) {
            btn.addEventListener("click", closeEpSheet);
        });

        var tabs = sheet.querySelectorAll(".play-ep-sheet-tab");
        var epsPanel = sheet.querySelector('[data-ep-panel="eps"]');
        var morePanel = sheet.querySelector('[data-ep-panel="more"]');
        var epItems = sheet.querySelectorAll(".play-ep-sheet-item");

        function applyRange(start, end) {
            epItems.forEach(function (el) {
                var n = Number(el.getAttribute("data-ep"));
                var inRange = !Number.isNaN(n) && n >= start && n <= end;
                el.classList.toggle("is-range-hidden", !inRange);
            });
        }

        function activateTab(btn) {
            var tab = btn.getAttribute("data-ep-tab");
            if (tab === "more") {
                tabs.forEach(function (item) {
                    item.classList.toggle(
                        "play-ep-sheet-tab--active",
                        item.getAttribute("data-ep-tab") === "more"
                    );
                });
                if (epsPanel) epsPanel.classList.add("is-hidden");
                if (morePanel) morePanel.classList.remove("is-hidden");
                return;
            }

            tabs.forEach(function (item) {
                item.classList.toggle("play-ep-sheet-tab--active", item === btn);
            });
            if (epsPanel) epsPanel.classList.remove("is-hidden");
            if (morePanel) morePanel.classList.add("is-hidden");

            if (btn.dataset.rangeStart) {
                applyRange(Number(btn.dataset.rangeStart), Number(btn.dataset.rangeEnd));
                return;
            }

            var rangeTab =
                sheet.querySelector('.play-ep-sheet-tab[data-ep-tab="eps"][data-range-start].play-ep-sheet-tab--active') ||
                sheet.querySelector('.play-ep-sheet-tab[data-ep-tab="eps"][data-range-start]');
            if (rangeTab) {
                applyRange(Number(rangeTab.dataset.rangeStart), Number(rangeTab.dataset.rangeEnd));
            }
        }

        tabs.forEach(function (btn) {
            btn.addEventListener("click", function () {
                activateTab(btn);
            });
        });

        var activeTab =
            sheet.querySelector('.play-ep-sheet-tab[data-ep-tab="eps"][data-range-start].play-ep-sheet-tab--active') ||
            sheet.querySelector(".play-ep-sheet-tab--active") ||
            tabs[0];
        if (activeTab) activateTab(activeTab);
    }

    if (commentSheet) {
        commentOpenBtns.forEach(function (btn) {
            btn.addEventListener("click", openCommentSheet);
        });

        commentCloseBtns.forEach(function (btn) {
            btn.addEventListener("click", closeCommentSheet);
        });
    }

    if (mask) {
        mask.addEventListener("click", closeAllSheets);
    }

    function toast(message, type) {
        if (typeof window.showToast === "function") {
            window.showToast(message, type);
            return;
        }
        window.alert(message);
    }

    function trackPlayView() {
        if (playViewTracked || !window.tracker || typeof window.tracker.videoEvent !== "function") return;
        var meta = syncPlayTrackerMeta();
        if (!meta.video_id) return;
        playViewTracked = true;
        window.tracker.videoEvent({
            media_id: meta.media_id,
            video_id: meta.video_id,
            video_title: meta.video_title,
            video_type_id: meta.video_type_id,
            video_type_name: meta.video_type_name,
            video_content_type: meta.video_content_type,
            recommend_trace_id: meta.recommend_trace_id,
            video_tag_key: meta.video_tag_key,
            video_tag_name: meta.video_tag_name,
            video_behavior_key: "video_view",
            video_behavior_name: "视频展示",
        });
    }

    function bindTrackingWhenReady(dp) {
        function activateTracking() {
            bindPlayTracker(dp || playDp);
            trackPlayView();
        }
        activateTracking();
        if (!window.__trackerReady) {
            window.addEventListener("tracker:ready", activateTracking, { once: true });
        }
    }

    function boot() {
        var dp = initDPlayer();
        bindH5PlayerUI(dp);
        bindSidebarRanges();
        bindEpisodeSwitch();
        maybeOpenPayDialog();
        bindTrackingWhenReady(dp);
        if (typeof window.initLazyImages === "function") {
            window.initLazyImages(document.querySelector(".play-page") || document);
        }
    }

    function bootWhenReady() {
        if (typeof DPlayer === "undefined") {
            window.addEventListener("load", bootWhenReady, { once: true });
            return;
        }
        boot();
    }

    if (document.readyState === "loading") {
        document.addEventListener("DOMContentLoaded", bootWhenReady);
    } else {
        bootWhenReady();
    }
})();