GitHub Top Languages

Display top programming languages on GitHub profiles.

Verze ze dne 07. 05. 2025. Zobrazit nejnovější verzi.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

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

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

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

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         GitHub Top Languages
// @description  Display top programming languages on GitHub profiles.
// @icon         https://github.githubassets.com/favicons/favicon-dark.svg
// @version      1.0
// @author       afkarxyz
// @namespace    https://github.com/afkarxyz/userscripts/
// @supportURL   https://github.com/afkarxyz/userscripts/issues
// @license      MIT
// @match        https://github.com/*
// @grant        none
// ==/UserScript==

(function () {
    'use strict';

    // Alternative method
    let GITHUB_TOKEN = localStorage.getItem("gh_token") || ""; // Change it to: let GITHUB_TOKEN = "your_github_personal_access_token";
    
    window.setGitHubToken = function(token) {
        GITHUB_TOKEN = token;
        localStorage.setItem("gh_token", token);
        console.log("GitHub token has been set successfully!");
        console.log("Refresh the page to see the changes.");
    };
    
    window.clearGitHubToken = function() {
        GITHUB_TOKEN = "";
        localStorage.removeItem("gh_token");
        console.log("GitHub token has been cleared!");
    };
    
    const COLORS_URL = "https://raw.githubusercontent.com/ozh/github-colors/master/colors.json";
    let lastUsername = null;

    async function getLanguageColors() {
        try {
            const res = await fetch(COLORS_URL);
            return await res.json();
        } catch (e) {
            console.error("Failed to fetch language colors:", e);
            return {};
        }
    }

    const waitForElement = (selector, timeout = 5000) => {
        return new Promise((resolve, reject) => {
            const interval = 100;
            let waited = 0;
            const check = () => {
                const element = document.querySelector(selector);
                if (element) resolve(element);
                else if ((waited += interval) >= timeout) reject("Element not found: " + selector);
                else setTimeout(check, interval);
            };
            check();
        });
    };

    async function fetchLanguages(username) {
        const repos = [];
        let page = 1;

        const headers = GITHUB_TOKEN
            ? { Authorization: `token ${GITHUB_TOKEN}` }
            : {};

        while (true) {
            try {
                const res = await fetch(`https://api.github.com/users/${username}/repos?per_page=100&page=${page}`, {
                    headers
                });
                
                if (!res.ok) {
                    console.error(`GitHub API Error: ${res.status} ${res.statusText}`);
                    break;
                }
                
                const data = await res.json();
                if (!Array.isArray(data) || data.length === 0) break;
                repos.push(...data);
                page++;
                
                const rateLimit = res.headers.get('X-RateLimit-Remaining');
                if (rateLimit && parseInt(rateLimit) <= 0) {
                    console.warn("GitHub API rate limit reached. Set a token using window.setGitHubToken()");
                    break;
                }
            } catch (e) {
                console.error("Error fetching GitHub repositories:", e);
                break;
            }
        }

        const languageCount = {};
        let total = 0;
        for (const repo of repos) {
            if (repo.language) {
                total++;
                languageCount[repo.language] = (languageCount[repo.language] || 0) + 1;
            }
        }

        return Object.entries(languageCount)
            .map(([lang, count]) => ({
                lang,
                count,
                percent: (count / total * 100).toFixed(2)
            }))
            .sort((a, b) => b.count - a.count);
    }

    function createLangBar({ lang, percent }, colorMap, hidden = false) {
        const color = (colorMap[lang] && colorMap[lang].color) || "#ccc";
        const container = document.createElement("div");
        container.style.marginBottom = "8px";
        container.style.display = hidden ? "none" : "block";
        container.className = "lang-bar";
        if (hidden) container.classList.add("lang-hidden");

        container.innerHTML = `
            <div style="height: 8px; width: 100%; background-color: #59636e; border-radius: 4px; margin-bottom: 4px;">
                <div style="width: ${percent}%; height: 100%; background-color: ${color}; border-radius: 4px;"></div>
            </div>
            <div style="display: flex; justify-content: space-between; align-items: center; font-size: 13px;">
                <div style="display: flex; align-items: center;">
                    <span style="display: inline-block; width: 10px; height: 10px; background-color: ${color}; border-radius: 50%; margin-right: 6px;"></span>
                    <span>${lang}</span>
                </div>
                <span>${percent}%</span>
            </div>
        `;
        return container;
    }

    async function insertLanguageStats() {
        const match = window.location.pathname.match(/^\/([^\/]+)$/);
        if (!match) return;

        const username = match[1];
        if (username === lastUsername) return;
        lastUsername = username;

        try {
            const container = await waitForElement('.vcard-names-container');
            if (container.querySelector('.lang-bar')) return;
            
            const loadingEl = document.createElement("div");
            loadingEl.id = "lang-stats-loading";
            loadingEl.textContent = "Loading...";
            loadingEl.style.marginTop = "12px";
            loadingEl.style.fontSize = "13px";
            loadingEl.style.color = "#666";
            container.appendChild(loadingEl);

            const statsWrapper = document.createElement("div");
            statsWrapper.id = "lang-stats-wrapper";
            statsWrapper.style.marginTop = "12px";
            statsWrapper.style.width = "100%";

            const [langs, colors] = await Promise.all([
                fetchLanguages(username),
                getLanguageColors()
            ]);

            const loadingIndicator = document.getElementById("lang-stats-loading");
            if (loadingIndicator) loadingIndicator.remove();
            
            if (langs.length === 0) {
                statsWrapper.innerHTML = "<div style='font-size: 13px; color: #666;'>No language data available</div>";
                container.appendChild(statsWrapper);
                return;
            }

            const topLangs = langs.slice(0, 3);
            const restLangs = langs.slice(3);

            topLangs.forEach(langData => {
                statsWrapper.appendChild(createLangBar(langData, colors));
            });

            restLangs.forEach(langData => {
                statsWrapper.appendChild(createLangBar(langData, colors, true));
            });

            if (restLangs.length > 0) {
                const toggleBtn = document.createElement("button");
                toggleBtn.textContent = "Show more...";
                toggleBtn.style.background = "none";
                toggleBtn.style.border = "none";
                toggleBtn.style.color = "#4493f8";
                toggleBtn.style.cursor = "pointer";
                toggleBtn.style.padding = "0";
                toggleBtn.style.fontSize = "13px";
                toggleBtn.style.marginTop = "5px";

                toggleBtn.onclick = () => {
                    const hidden = statsWrapper.querySelectorAll('.lang-hidden');
                    hidden.forEach(e => e.style.display = "block");
                    toggleBtn.remove();
                };
                statsWrapper.appendChild(toggleBtn);
            }

            container.appendChild(statsWrapper);
        } catch (error) {
            console.error("Error inserting language stats:", error);
        }
    }

    let currentPath = location.pathname;
    const observer = new MutationObserver(() => {
        if (location.pathname !== currentPath) {
            currentPath = location.pathname;
            setTimeout(insertLanguageStats, 800);
        }
    });

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

    setTimeout(insertLanguageStats, 500);
})();