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章节讨论吐槽加强

章节讨论中置顶显示自己的吐槽,高亮回复过的章节格子

当前为 2025-04-21 提交的版本,查看 最新版本

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You will need to install an extension such as Tampermonkey to install this script.

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴Userscripts ,之后才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。

您需要先安装用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name         章节讨论吐槽加强
// @namespace    https://bgm.tv/group/topic/408098
// @version      0.3.4
// @description  章节讨论中置顶显示自己的吐槽,高亮回复过的章节格子
// @author       oo
// @include      http*://bgm.tv/*
// @include      http*://chii.in/*
// @include      http*://bangumi.tv/*
// @grant        GM_xmlhttpRequest
// @license      MIT
// ==/UserScript==

(async function () {

    const colors = {
        watched: localStorage.getItem('incheijs_ep_watched') || '#825AFA',
        air: localStorage.getItem('incheijs_ep_air') || '#87CEFA'
    }
    const myUsername = document.querySelector('#dock a').href.split('/').pop();
    const style = document.createElement('style');
    const refreshStyle = () => {
        style.textContent = /* css */`
            a.load-epinfo.epBtnWatched,
            .prg_list.load-all a.epBtnAir,
            .prg_list.load-all a.epBtnQueue {
                opacity: .6;
            }
            .commented a.load-epinfo.epBtnWatched {
                opacity: 1;
                background: ${colors.watched};
            }
            .uncommented a.load-epinfo.epBtnWatched {
                opacity: 1;
            }
            .commented a.load-epinfo.epBtnAir {
                background: ${colors.air};
            }
            .commented a.epBtnQueue {
                background: linear-gradient(#FFADD1 80%, ${colors.watched} 80%);
            }
            html[data-theme="dark"] .commented a.load-epinfo.epBtnWatched {
                background: ${colors.watched};
            }
            html[data-theme="dark"] .commented a.epBtnAir {
                background: rgb(from ${colors.air} r g b / 90%);
            }
            html[data-theme="dark"] .commented a.epBtnQueue {
                background: linear-gradient(#FFADD1 80%, ${colors.watched} 80%);
            }
            .cloned_mine{
                display: block !important;
                background: transparent;
            }
            div.row_reply.light_even.cloned_mine {
                background: transparent;
            }
            .cloned_mine .inner {
                margin: 0 0 0 50px;
            }
            .colorPickers input {
                border: 0;
                padding: 0;
                width: 1em;
                height: 1em;
                border-radius: 2px;
            }
            .colorPickers input::-webkit-color-swatch-wrapper {
                padding: 0;
            }
            .colorPickers input::-webkit-color-swatch {
                border: 0;
            }
            .subject_my_comments_section {
                margin: 5px 0;
                padding: 10px;
                font-size: 12px;
                -webkit-border-radius: 5px;
                -moz-border-radius: 5px;
                border-radius: 5px;
                -moz-background-clip: padding;
                -webkit-background-clip: padding-box;
                background-clip: padding-box;
                background: #FAFAFA;
            }
            html[data-theme="dark"] .subject_my_comments_section {
                background: #353535;
            }
            .subject_my_comments_section .inner {
                font-size: 14px;
                color: #444;
            }
            html[data-theme="dark"] .subject_my_comments_section .inner {
                color: #e1e1e1;
            }
            .subject_my_comments_section .inner.loading {
                opacity: .3;
                pointer-events: none;
            }
        `;
    };
    refreshStyle();
    document.head.appendChild(style);

    async function getEpComments(episodeId) {
        return new Promise((resolve, reject) => {
            GM_xmlhttpRequest({
                method: 'GET',
                url: `https://next.bgm.tv/p1/episodes/${episodeId}/comments`,
                onload: function(response) {
                    if (response.status >= 200 && response.status < 300) {
                      resolve(JSON.parse(response.responseText));
                    } else {
                      reject(new Error(`请求失败,状态码: ${response.status}`));
                    }
                },
                onerror: function(error) {
                    reject(new Error(`请求出错: ${error}`));
                }
            });
        });
    }

    const cacheHandler = {
        // 初始化时检查并清理过期项目
        init(target) {
            const data = JSON.parse(localStorage.getItem(target.storageKey) || '{}');
            const now = Date.now();
            for (const key in data) {
                if (data[key].expiry < now) {
                    delete data[key];
                }
            }
            localStorage.setItem(target.storageKey, JSON.stringify(data));
        },
        get(target, key) {
            const data = JSON.parse(localStorage.getItem(target.storageKey) || '{}');
            const now = Date.now();
            const oneMonth = 30 * 24 * 60 * 60 * 1000;

            if (data[key] && now < data[key].expiry) {
                // 调用时延后一个月过期时间
                data[key].expiry = now + oneMonth;
                localStorage.setItem(target.storageKey, JSON.stringify(data));
                return data[key].value;
            } else {
                delete data[key];
                localStorage.setItem(target.storageKey, JSON.stringify(data));
                return undefined;
            }
        },
        set(target, key, value) {
            const now = Date.now();
            const oneMonth = 30 * 24 * 60 * 60 * 1000;
            const expiry = now + oneMonth;

            const data = JSON.parse(localStorage.getItem(target.storageKey) || '{}');
            data[key] = { value, expiry };
            localStorage.setItem(target.storageKey, JSON.stringify(data));

            return true;
        }
    };

    const cacheTarget = { storageKey: 'incheijs_ep_cache' };
    cacheHandler.init(cacheTarget);
    const cache = new Proxy(cacheTarget, cacheHandler);

    const saveRepliesHTML = (getHTML) => (epName, epId, replies) => {
        sessionStorage.setItem(`incheijs_ep_content_${epId}`, replies.reduce((acc, reply) => {
            return acc += `<a class="l" href="/ep/${ epId }#${ reply.id }">📌</a> ${ getHTML(reply) }<div class="clear section_line"></div>`;
        }, `<h2 class="subtitle">${epName}</h2>`));
    };

    const saveRepliesHTMLFromDOM = saveRepliesHTML((reply) => reply.querySelector('.message').innerHTML.trim());

    const saveRepliesHTMLFromJSON = saveRepliesHTML((reply) => bbcodeToHtml(reply.content));

    // 章节讨论页
    if (location.pathname.startsWith('/ep')) {
        let replies = getRepliesFromDOM(document);
        const id = location.pathname.split('/')[2];
        if (replies.length) {
            document.getElementById('reply_wrapper').before(...replies.map(elem => {
                const clone = elem.cloneNode(true);
                clone.id += '_clone';
                clone.classList.add('cloned_mine');
                clone.querySelectorAll('.likes_grid a').forEach(a => {
                    a.href = 'javascript:';
                    a.style.cursor = 'default';
                }); // 防止点击贴贴无效跳转首页
                return clone;
            }));
            cache[id] = true;
            saveRepliesHTMLFromDOM(document.title.split(' ')[0], id, replies);
        } else {
            cache[id] = false;
        }
        // 兼容开播前隐藏

        // 添加回复
        document.querySelector('#ReplyForm').addEventListener('submit', async () => {
            const observer = new MutationObserver(() => {
                // 因 AJAX 添加的元素未设置 dataset,不可用 getRepliesFromDOM
                const myReplies = [...document.querySelectorAll('#comment_list .row_reply')].filter(comment => comment.querySelector('.avatar').href.split('/').pop() === myUsername);
                if (myReplies.length) {
                    cache[id] = true;
                    saveRepliesHTMLFromDOM(document.title.split(' ')[0], id, myReplies);
                    observer.disconnect();
                }
            });
            observer.observe(document.querySelector('#comment_list'), { childList: true });
        });
        // 侧栏其他章节,无法直接判断是否看过,只取缓存不检查
        const epElems = document.querySelectorAll('.sideEpList li a');
        for (const elem of epElems) {
            const url = elem.href;
            const id = url.split('/')[4];
            if (cache[id] === true) elem.style.color = colors.watched;
        }
    }

    function getRepliesFromDOM(dom) {
        return [...dom.querySelectorAll('#comment_list .row_reply')].filter(comment => comment.dataset.itemUser === myUsername);
    }

    // 动画条目页
    const subjectID = location.pathname.match(/(?<=subject\/)\d+/)?.[0];
    if (subjectID) {
        const type = document.querySelector('.focus').href.split('/')[3];
        if (['anime', 'real'].includes(type)) {
            await renderWatched();
            const prgList = document.querySelector('.prg_list');
            const innerDefault = [...prgList.querySelectorAll('a')].map(elem => `<div id="incheijs_ep_content_${elem.id.split('_').pop()}"><div class="loader"></div></div>`).join('');
            document.querySelector('.subject_tag_section').insertAdjacentHTML('afterend', /* html */`
                <div class="subject_my_comments_section">
                    <h2 class="subtitle" style="font-size:14px">我的每集吐槽
                        <a style="padding-left:5px;font-size:12px" class="l" id="expandInd" href="javascript:">[展开]</a>
                        <a style="padding-left:5px;font-size:12px" class="l" id="checkRest" href="javascript:">[检查]</a>
                        <span class="colorPickers" style="float:right">
                            <input type="color" class="titleTip" title="看过格子高亮色" name="watched" value=${colors.watched}>
                            <input type="color" class="titleTip" title="非看过格子高亮色" name="air" value="${colors.air}">
                        </span>
                    </h2>
                    <div class="inner" hidden style="padding: 5px 10px"></div>
                </div>
            `);
            document.querySelectorAll('.colorPickers input').forEach(picker => {
                picker.addEventListener('change', () => {
                    const type = picker.name;
                    localStorage.setItem(`incheijs_ep_${type}`, picker.value);
                    colors[type] = picker.value;
                    refreshStyle();
                });
                $(picker).tooltip();
            });
            const expandInd = document.querySelector('#expandInd');
            const checkRest = document.querySelector('#checkRest');
            expandInd.addEventListener('click', async (e) => {
                e.target.hidden = true;
                const inner = document.querySelector('.subject_my_comments_section .inner');
                inner.innerHTML = innerDefault;
                inner.hidden = false;
                inner.classList.add('loading');
                await displayMine();
                inner.classList.remove('loading');
                if (!inner.querySelector('h2')) {
                    inner.innerHTML = '<div style="width: 100%;text-align:center">没有找到吐槽_(:з”∠)_</div>';
                    return;
                }
                [...inner.querySelectorAll('.section_line')].pop()?.remove();
            });
            checkRest.addEventListener('click', async (e) => {
                e.target.remove();
                prgList.classList.add('load-all');
                await renderRest();
                prgList.classList.remove('load-all');
                expandInd.hidden = false;
            });
        }
    }

    // 首页
    if (location.pathname === '/') {
        renderWatched();
    }

    async function retryAsyncOperation(operation, maxRetries = 3, delay = 1000) {
        let error;
        for (let i = 0; i < maxRetries; i++) {
            try {
                return await operation();
            } catch (e) {
                error = e;
                if (i < maxRetries - 1) {
                    await new Promise(resolve => setTimeout(resolve, delay));
                }
            }
        }
        throw error;
    }

    async function limitConcurrency(tasks, concurrency = 2) {
        const results = [];
        let index = 0;

        async function runTask() {
            while (index < tasks.length) {
                const currentIndex = index++;
                const task = tasks[currentIndex];
                try {
                    const result = await task();
                    results[currentIndex] = result;
                } catch (error) {
                    results[currentIndex] = error;
                }
            }
        }

        const runners = Array.from({ length: concurrency }, runTask);
        await Promise.all(runners);
        return results;
    }

    async function walkThroughEps({
        cached = () => false,
        onCached = () => {},
        shouldFetch = () => true,
        onSuccess = () => {},
        onError = () => {}
    } = {}) {
        const epElems = document.querySelectorAll('.prg_list a');
        const tasks = [];

        for (const epElem of epElems) {
            const epData = {
                epElem,
                epName:  epElem.title.split(' ')[0],
                epId: new URL(epElem.href).pathname.split('/').pop()
            };

            tasks.push(async () => {
                if (cached(epData)) {
                    onCached(epData);
                    return;
                } else if (shouldFetch(epData)) {
                    try {
                        const data = await retryAsyncOperation(() => getEpComments(epData.epId));
                        const comments = data.filter(comment => comment.user.username === myUsername && comment.content);
                        if (comments.length) saveRepliesHTMLFromJSON(epData.epName, epData.epId, comments);
                        onSuccess(epData, comments);
                    } catch (error) {
                        console.error(`Failed to fetch ${epElem.href}:`, error);
                        onError(epData);
                    }
                }
            });
        }

        await limitConcurrency(tasks, 5);
    }

    async function renderEps(shouldFetch) {
        await walkThroughEps({
            cached: ({ epId }) => cache[epId] !== undefined,
            onCached: ({ epElem, epId }) => epElem.parentElement.classList.add(cache[epId] ? 'commented' : 'uncommented'),
            shouldFetch,
            onSuccess: ({ epElem, epId }, comments) => {
                const hasComments = comments.length > 0;
                cache[epId] = hasComments;
                epElem.parentElement.classList.add(hasComments ? 'commented' : 'uncommented');
            }
        });
    }

    async function renderWatched() {
        await renderEps(({ epElem }) => epElem.classList.contains('epBtnWatched'));
    }

    async function renderRest() {
        await renderEps(({ epElem }) => !epElem.classList.contains('commented') && !epElem.classList.contains('uncommented'));
    }

    async function displayMine() {
        await walkThroughEps({
            cached: ({ epId }) => sessionStorage.getItem(`incheijs_ep_content_${epId}`),
            onCached: ({ epId }) => setContainer(epId),
            shouldFetch: ({ epId }) => cache[epId],
            onSuccess: ({ epId }) => setContainer(epId),
            onError: ({ epName, epId }) => setContainer(epId,
                `${ epName }加载失败<div class="clear section_line"></div>`
            )
        });

        function setContainer(epId, content) {
            const cacheKey = `incheijs_ep_content_${epId}`;
            const container = document.querySelector(`#${cacheKey}`);
            container.innerHTML = content || sessionStorage.getItem(cacheKey);
        }
    }

    function bbcodeToHtml(bbcode) {
        // (bgm38)
        let html = bbcode.replace(/\(bgm(\d+)\)/g, function (_, number) {
            const mathNumber = parseInt(number);
            let imgUrl, appendix = '';
            if (mathNumber > 23) {
                const formattedNumber = (mathNumber - 23).toString().padStart(2, '0');
                imgUrl = `/img/smiles/tv/${formattedNumber}.gif`;
                appendix = 'width="21"';
            } else {
                imgUrl = `/img/smiles/bgm/${number}.png`;
            }
            return `<img src="${imgUrl}" smileid="${mathNumber + 16}" alt="(bgm${number})" ${appendix}>`;
        });
        // [url]
        html = html.replace(/\[url=([^\]]+)\]([^\[]+)\[\/url\]/g, '<a class="l" href="$1" target="_blank" rel="nofollow external noopener noreferrer">$2</a>');
        html = html.replace(/\[url\]([^[]+)\[\/url\]/g, '<a class="l" href="$1" target="_blank" rel="nofollow external noopener noreferrer">$1</a>');
        // [img]
        html = html.replace(/\[img(?:=(\d+),(\d+))?\]([^[]+)\[\/img\]/g, function (_, width, height, url) {
            const trimmedUrl = url.trim();
            return `<img class="code" src="${trimmedUrl}" rel="noreferrer" referrerpolicy="no-referrer" alt="${trimmedUrl}" loading="lazy"${width && height ? ` width="${width}" height="${height}"` : ''}>`;
        });
        // [photo]
        html = html.replace(/\[photo=[^\]]+\]([^[]+)\[\/photo\]/g, '<img class="code" src="//lain.bgm.tv/pic/photo/l/$1" rel="noreferrer" referrerpolicy="no-referrer" alt="https://lain.bgm.tv/pic/photo/l/$1" loading="lazy">');
        // [b]
        html = html.replace(/\[b\]([^[]+)\[\/b\]/g, '<span style="font-weight:bold">$1</span>');
        // [u]
        html = html.replace(/\[u\]([^[]+)\[\/u\]/g, '<span style="text-decoration:underline">$1</span>');
        // [size]
        html = html.replace(/\[size=([^\]]+)\]([^[]+)\[\/size\]/g, '<span style="font-size:$1px; line-height:$1px;">$2</span>');
        // [mask]
        html = html.replace(/\[mask\]([^[]+)\[\/mask\]/g, '<span class="text_mask" style="background-color:#555;color:#555;border:1px solid #555;">$1</span>');
        // [s]
        html = html.replace(/\[s\]([^[]+)\[\/s\]/g, '<span style="text-decoration: line-through;">$1</span>');
        // [quote]
        html = html.replace(/\[quote\]([^[]+)\[\/quote\]/g, '<div class="quote"><q>$1</q></div>');
        // \n
        html = html.replace(/\n/g, '<br>');

        return html;
    }

})();