Greasy Fork

// ==UserScript==
// @name        acfun直播净化
// @namespace   https://github.com/lzghzr/TampermonkeyJS
// @version     0.0.1
// @author      lzghzr
// @description 屏蔽聊天室礼物以及关键字, 净化聊天室环境
// @supportURL  https://github.com/lzghzr/TampermonkeyJS/issues
// @include     /^https?:\/\/live\.acfun\.cn\/live\/\d/
// @license     MIT
// @grant       GM_addStyle
// @grant       GM_getValue
// @grant       GM_setValue
// @run-at      document-start
// ==/UserScript==
class NoVIP {
    constructor() {
        this.noBBChat = false;
        this.noBBDanmaku = false;
    }
    Start() {
        this.elmStyleCSS = GM_addStyle('');
        this.AddCSS();
        const chatMessage = new Map();
        this.chatObserver = new MutationObserver(mutations => {
            mutations.forEach(mutation => {
                mutation.addedNodes.forEach(addedNode => {
                    if (addedNode instanceof HTMLDivElement && addedNode.classList.contains('comment')) {
                        const chatNode = addedNode.querySelector('span:last-child');
                        if (chatNode !== null) {
                            const chatText = chatNode.innerText;
                            const dateNow = Date.now();
                            if (chatMessage.has(chatText) && dateNow - chatMessage.get(chatText) < 5000)
                                addedNode.remove();
                            chatMessage.set(chatText, dateNow);
                        }
                    }
                });
            });
        });
        const danmakuMessage = new Map();
        this.danmakuObserver = new MutationObserver(mutations => {
            mutations.forEach(mutation => {
                mutation.addedNodes.forEach(addedNode => {
                    if (addedNode instanceof HTMLSpanElement) {
                        const danmakuText = addedNode.innerText;
                        const dateNow = Date.now();
                        if (danmakuMessage.has(danmakuText) && dateNow - danmakuMessage.get(danmakuText) < 5000)
                            addedNode.innerText = '';
                        danmakuMessage.set(danmakuText, dateNow);
                    }
                });
            });
        });
        setInterval(() => {
            const dateNow = Date.now();
            chatMessage.forEach((value, key) => {
                if (dateNow - value > 60 * 1000)
                    chatMessage.delete(key);
            });
            danmakuMessage.forEach((value, key) => {
                if (dateNow - value > 60 * 1000)
                    danmakuMessage.delete(key);
            });
        }, 60 * 1000);
        const bodyObserver = new MutationObserver(mutations => {
            mutations.forEach(mutation => {
                mutation.addedNodes.forEach(addedNode => {
                    if (addedNode instanceof HTMLDivElement && addedNode.classList.contains('live-feed')) {
                        this.AddUI(addedNode);
                        this.ChangeCSS();
                        bodyObserver.disconnect();
                    }
                });
            });
        });
        bodyObserver.observe(document.body, { childList: true, subtree: true });
    }
    enableNOBBChat() {
        if (this.noBBChat)
            return;
        const elmDivChatList = document.querySelector('.live-feed-messages');
        if (elmDivChatList !== null) {
            this.noBBChat = true;
            this.chatObserver.observe(elmDivChatList, { childList: true });
        }
    }
    disableNOBBChat() {
        if (!this.noBBChat)
            return;
        this.noBBChat = false;
        this.chatObserver.disconnect();
    }
    enableNOBBDanmaku() {
        if (this.noBBDanmaku)
            return;
        const elmDivDanmaku = document.querySelector('.danmaku-screen');
        if (elmDivDanmaku !== null) {
            this.noBBDanmaku = true;
            this.danmakuObserver.observe(elmDivDanmaku, { childList: true, subtree: true });
        }
    }
    disableNOBBDanmaku() {
        if (!this.noBBDanmaku)
            return;
        this.noBBDanmaku = false;
        this.danmakuObserver.disconnect();
    }
    ChangeCSS() {
        let cssText = '';
        if (config.menu.noFollowMsg.enable)
            cssText += `
.live-feed-messages .follow {
  display: none !important;
}`;
        if (config.menu.noLikeMsg.enable)
            cssText += `
.live-feed-messages .like {
display: none !important;
}`;
        if (config.menu.noUserEnterMsg.enable)
            cssText += `
.live-feed-messages .user-enter {
display: none !important;
}`;
        if (config.menu.noSystemMsg.enable)
            cssText += `
.live-feed-messages .sys {
  display: none !important;
}`;
        if (config.menu.noGiftMsg.enable)
            cssText += `
.live-feed .container-live-slot,
.live-feed-messages .gift {
  display: none !important;
}`;
        if (config.menu.noBBChat.enable)
            this.enableNOBBChat();
        else
            this.disableNOBBChat();
        if (config.menu.noBBDanmaku.enable)
            this.enableNOBBDanmaku();
        else
            this.disableNOBBDanmaku();
        if (this.divBlockIcon !== null) {
            let active = false;
            for (const x in config.menu)
                if (config.menu[x].enable) {
                    active = true;
                    break;
                }
            if (active)
                this.divBlockIcon.classList.add('block-icon-active');
            else
                this.divBlockIcon.classList.remove('block-icon-active');
        }
        this.elmStyleCSS.innerHTML = cssText;
    }
    AddUI(addedNode) {
        this.divBlockIcon = document.body.querySelector('.block-icon');
        const divBlockItems = addedNode.querySelector('.block-message-content');
        const listLength = divBlockItems.childElementCount;
        const divItemHTML = divBlockItems.firstElementChild.cloneNode(true);
        let i = listLength;
        for (const x in config.menu) {
            const divItemHTMLClone = divItemHTML.cloneNode(true);
            const divItemsIconClone = divItemHTMLClone.firstElementChild;
            const divItemsTextClone = divItemHTMLClone.lastElementChild;
            divItemsIconClone.setAttribute('data-type', x);
            divItemsTextClone.innerText = config.menu[x].name;
            if (config.menu[x].enable)
                divItemsIconClone.classList.add('block-items-icon-checked');
            divItemsIconClone.addEventListener('click', ev => {
                const evt = ev.target;
                evt.classList.toggle('block-items-icon-checked');
                config.menu[x].enable = evt.classList.contains('block-items-icon-checked') ? true : false;
                GM_setValue('blnvConfig', JSON.stringify(config));
                this.ChangeCSS();
            });
            divBlockItems.appendChild(divItemHTMLClone);
            i++;
        }
        divBlockItems.style.height = `${28 * i + 30}px`;
    }
    AddCSS() {
        GM_addStyle(`
.block-icon {
  border: 2px solid rgba(153,153,153,0.9);
  border-radius: 50%;
  display: inline-block;
  height: 17px !important;
  text-align: center;
  width: 17px !important;
}
.block-icon:before {
  content: '滚' !important;
  font-size: 12px;
  vertical-align: top;
}
.block-icon-active {
  border-color: rgba(253,76,93,0.9);
}
/*隐藏网页全屏榜单*/
.film-mode .container-live-feed-watching {
  display: none !important;
}
.film-mode .container-live-feed-messages {
  top: 0px !important;
}`);
    }
}
const defaultConfig = {
    version: 1596940481086,
    menu: {
        noFollowMsg: {
            name: '屏蔽关注消息',
            enable: false
        },
        noLikeMsg: {
            name: '屏蔽点赞消息',
            enable: false
        },
        noUserEnterMsg: {
            name: '屏蔽进场消息',
            enable: false
        },
        noSystemMsg: {
            name: '屏蔽系统消息',
            enable: false
        },
        noGiftMsg: {
            name: '屏蔽礼物消息',
            enable: false
        },
        noBBChat: {
            name: '屏蔽刷屏聊天',
            enable: false
        },
        noBBDanmaku: {
            name: '屏蔽刷屏弹幕',
            enable: false
        },
    }
};
const userConfig = JSON.parse(GM_getValue('blnvConfig', JSON.stringify(defaultConfig)));
let config;
if (userConfig.version === undefined || userConfig.version < defaultConfig.version) {
    for (const x in defaultConfig.menu) {
        try {
            defaultConfig.menu[x].enable = userConfig.menu[x].enable;
        }
        catch (error) {
            console.error(error);
        }
    }
    config = defaultConfig;
}
else
    config = userConfig;
document.addEventListener('readystatechange', () => {
    if (document.readyState === 'complete')
        new NoVIP().Start();
});