[DS] Twitch Logged-In Chatters Counter

Добавляет счетчик залогинившихся пользователей рядом с оригинальным счетчиком зрителей на Twitch.

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴Greasemonkey 油猴子Violentmonkey 暴力猴,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 篡改猴,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 篡改猴Violentmonkey 暴力猴,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 篡改猴Userscripts ,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 篡改猴,才能安装此脚本。

您需要先安装一款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         [DS] Twitch Logged-In Chatters Counter
// @namespace    http://tampermonkey.net/
// @version      1.4
// @description  Добавляет счетчик залогинившихся пользователей рядом с оригинальным счетчиком зрителей на Twitch.
// @author       DS2902
// @match        https://www.twitch.tv/*
// @icon         https://www.google.com/s2/favicons?domain=twitch.tv
// @license      MIT
// @grant        none
// ==/UserScript==

(function () {
    'use strict';

    const CLIENT_ID = "a2QxdW5iNGIzcTR0NThmd2xwY2J6Y2JubTc2YThmcA==";
    const GQL_ENDPOINT = "https://gql.twitch.tv/gql";
    const UPDATE_INTERVAL = 30000; // Интервал обновления в миллисекундах (30 секунд)
    const MAX_FAILED_ATTEMPTS = 5;

    let isUpdating = false;
    let isTabActive = true;
    let failedAttempts = 0;
    let observer;

    // Отслеживание состояния вкладки
    document.addEventListener("visibilitychange", () => {
        if (document.hidden) {
            isTabActive = false;
        } else {
            isTabActive = true;
            forceUpdateCounter();
        }
    });

    async function gqlRequest(query, variables) {
        try {
            const response = await fetch(GQL_ENDPOINT, {
                method: "POST",
                headers: {
                    "Client-ID": atob(CLIENT_ID),
                    "Content-Type": "application/json",
                },
                body: JSON.stringify({ query, variables }),
            });

            if (!response.ok) {
                throw new Error(`GraphQL request failed: ${response.status} ${response.statusText}`);
            }

            return response.json();
        } catch (error) {
            console.error("Ошибка при выполнении GraphQL-запроса:", error);
            return null;
        }
    }

    async function getChattersCount(channelName) {
        const query = `
            query GetChannelChattersCount($name: String!) {
                channel(name: $name) {
                    chatters {
                        count
                    }
                }
            }
        `;

        const variables = { name: channelName };
        const data = await gqlRequest(query, variables);

        return data?.data?.channel?.chatters?.count || 0;
    }

    function createChattersCounterComponent(parentElement) {
        const wrapper = document.createElement("span");
        wrapper.className = "enhancer-chat-counter-wrapper";

        const counter = document.createElement("span");
        counter.className = "logged-in-chatters-count";
        counter.style.cursor = "pointer";
        counter.style.marginLeft = "4px";
        counter.style.color = "#ff8280";
        counter.style.fontWeight = "600";

        counter.addEventListener("click", () => {
            updateCounterManually(counter);
        });

        wrapper.appendChild(counter);
        parentElement.appendChild(wrapper);

        return counter;
    }

    function animateCounter(element, startValue, endValue) {
        const duration = 2000;
        const steps = Math.ceil(duration / 16);
        const increment = (endValue - startValue) / steps;
        let currentStep = 0;

        function update() {
            if (currentStep < steps) {
                const currentValue = Math.round(startValue + increment * currentStep);
                element.textContent = `(${currentValue})`;
                currentStep++;
                requestAnimationFrame(update);
            } else {
                element.textContent = `(${endValue})`;
            }
        }

        update();
    }

    async function updateCounter(originalCounter) {
        if (!isTabActive || isUpdating) return; // Не обновляем, если вкладка неактивна или идёт обновление
        isUpdating = true;

        try {
            const channelName = window.location.pathname.split("/")[1];
            if (!channelName) return;

            const count = await getChattersCount(channelName);
            const counterElement = originalCounter.querySelector(".logged-in-chatters-count");

            if (counterElement) {
                const currentCount = parseInt(counterElement.textContent.trim().slice(1, -1));
                animateCounter(counterElement, currentCount, count);
            } else {
                const counterElement = createChattersCounterComponent(originalCounter);
                counterElement.textContent = `(${count})`;
            }

            failedAttempts = 0;
        } catch (error) {
            console.error("Ошибка при обновлении счетчика:", error);
            failedAttempts++;

            if (failedAttempts >= MAX_FAILED_ATTEMPTS) {
                console.log("Скрипт остановлен из-за отсутствия оригинального счетчика.");
                stopScript();
            }
        } finally {
            isUpdating = false;
        }
    }

    async function updateCounterManually(counterElement) {
        if (!counterElement) return;

        counterElement.style.color = "rgba(255, 255, 255, 0.8)";
        await updateCounter(counterElement.parentElement);
        setTimeout(() => {
            counterElement.style.color = "";
        }, 200);
    }

    async function forceUpdateCounter() {
        const selectors = [
            'strong[data-a-target="animated-channel-viewers-count"]',
            'div[data-a-target="channel-viewers-count"]',
            'p[data-test-selector="stream-info-card-component__description"]'
        ];

        for (const selector of selectors) {
            const originalCounter = document.querySelector(selector);
            if (originalCounter) {
                await updateCounter(originalCounter);
            }
        }
    }

    function stopScript() {
        if (observer) {
            observer.disconnect();
        }
        clearInterval(intervalId);
    }

    async function main() {
        observer = new MutationObserver(async () => {
            const selectors = [
                'strong[data-a-target="animated-channel-viewers-count"]',
                'div[data-a-target="channel-viewers-count"]',
                'p[data-test-selector="stream-info-card-component__description"]'
            ];

            for (const selector of selectors) {
                const originalCounter = document.querySelector(selector);
                if (originalCounter && !originalCounter.querySelector(".enhancer-chat-counter-wrapper")) {
                    await updateCounter(originalCounter);
                }
            }
        });

        observer.observe(document.body, { childList: true, subtree: true });

        // Автоматическое обновление каждые 30 секунд
        const intervalId = setInterval(async () => {
            const selectors = [
                'strong[data-a-target="animated-channel-viewers-count"]',
                'div[data-a-target="channel-viewers-count"]',
                'p[data-test-selector="stream-info-card-component__description"]'
            ];

            for (const selector of selectors) {
                const originalCounter = document.querySelector(selector);
                if (originalCounter) {
                    await updateCounter(originalCounter);
                }
            }
        }, UPDATE_INTERVAL);
    }

    main();
})();