[DS] Twitch Logged-In Chatters Counter

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

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

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

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==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();
})();