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Duo Helper VN

Duo Helper giao diện tiếng Việt

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

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

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

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

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

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

(У мене вже є менеджер скриптів, дайте мені встановити його!)

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.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Duo Helper VN
// @namespace    DuoHelperVN
// @version      2.0
// @description  Duo Helper giao diện tiếng Việt
// @match        https://www.duolingo.com/*
// @grant        none
// ==/UserScript==

(() => {
    "use strict";

    const ID = "duo-helper-vn";

    let mode = "normal";
    let running = false;

    function addStyle() {
        if (document.getElementById(ID + "-style")) return;

        const style = document.createElement("style");
        style.id = ID + "-style";

        style.textContent = `
            #${ID} {
                position: fixed;
                top: 220px;
                right: 22px;
                width: 270px;
                padding: 18px;
                background: #ffffff;
                border-radius: 20px;
                box-shadow: 0 8px 30px rgba(0,0,0,.25);
                border: 2px solid #e5e5e5;
                z-index: 2147483647;
                font-family: Arial, sans-serif;
                user-select: none;
            }

            #${ID} .dh-title {
                font-size: 20px;
                font-weight: 900;
                color: #333;
                margin-bottom: 14px;
            }

            #${ID} button {
                width: 100%;
                height: 52px;
                margin: 6px 0;
                border: 0;
                border-radius: 14px;
                color: white;
                font-size: 15px;
                font-weight: 900;
                cursor: pointer;
                transition: transform .12s;
            }

            #${ID} button:active {
                transform: translateY(3px);
            }

            #dh-auto {
                background: #58cc02;
                box-shadow: 0 4px #46a302;
            }

            #dh-fast {
                background: #1cb0f6;
                box-shadow: 0 4px #168dcc;
            }

            #dh-slow {
                background: #ff9600;
                box-shadow: 0 4px #d77d00;
            }

            #dh-status {
                margin-top: 12px;
                padding: 11px;
                border-radius: 12px;
                background: #f1f1f1;
                color: #555;
                text-align: center;
                font-size: 13px;
                font-weight: 800;
            }

            #dh-speed {
                margin-top: 8px;
                text-align: center;
                color: #777;
                font-size: 12px;
            }
        `;

        document.head.appendChild(style);
    }

    function createPanel() {
        if (!document.body) return;

        if (document.getElementById(ID)) return;

        addStyle();

        const panel = document.createElement("div");
        panel.id = ID;

        panel.innerHTML = `
            <div class="dh-title">Duo Helper</div>

            <button id="dh-auto">
                AUTO LÀM BÀI
            </button>

            <button id="dh-fast">
                ⚡ CHẾ ĐỘ NHANH
            </button>

            <button id="dh-slow">
                🐢 CHẾ ĐỘ CHẬM
            </button>

            <div id="dh-status">
                AUTO: Sẵn sàng
            </div>

            <div id="dh-speed">
                Tốc độ: Bình thường
            </div>
        `;

        document.body.appendChild(panel);

        document.getElementById("dh-auto").onclick = () => {
            running = !running;

            const status = document.getElementById("dh-status");

            if (running) {
                status.textContent = "AUTO: Đang bật";
                status.style.background = "#e8f8df";
                status.style.color = "#46a302";
            } else {
                status.textContent = "AUTO: Đã tắt";
                status.style.background = "#f1f1f1";
                status.style.color = "#555";
            }
        };

        document.getElementById("dh-fast").onclick = () => {
            mode = "fast";

            document.getElementById("dh-status").textContent =
                "Chế độ: NHANH ⚡";

            document.getElementById("dh-speed").textContent =
                "Tốc độ: Nhanh";
        };

        document.getElementById("dh-slow").onclick = () => {
            mode = "slow";

            document.getElementById("dh-status").textContent =
                "Chế độ: CHẬM 🐢";

            document.getElementById("dh-speed").textContent =
                "Tốc độ: Chậm";
        };
    }

    function start() {
        createPanel();
    }

    start();

    const observer = new MutationObserver(() => {
        if (!document.getElementById(ID)) {
            createPanel();
        }
    });

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

    setInterval(() => {
        if (!document.getElementById(ID)) {
            createPanel();
        }
    }, 2000);

})();