Code Injector for sssh coding platform (Draggable)

A draggable script to insert code into the sssh computer science platform code editor.

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 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.

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

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         Code Injector for sssh coding platform (Draggable)
// @match        *http://course.sssh.tp.edu.tw:8080/*
// @grant        none
// @author       HarvyLiu
// @license      MIT
// @description  A draggable script to insert code into the sssh computer science platform code editor.
// @version 0.0.1.20260224144310
// @namespace https://greasyfork.org/users/1108860
// ==/UserScript==

(function() {
    'use strict';

    // 1. Create the UI Container
    const container = document.createElement('div');
    container.style = `
        position: fixed;
        top: 10px;
        right: 10px;
        z-index: 9999;
        background: #333;
        padding: 10px;
        border-radius: 8px;
        display: flex;
        flex-direction: column;
        gap: 5px;
        border: 1px solid #555;
        cursor: move; 
        user-select: none;
    `;

    // 2. Drag Logic
    let isDragging = false;
    let offsetX, offsetY;

    container.addEventListener('mousedown', (e) => {
        // Only allow dragging if clicking the container itself (not the textarea/button)
        if (e.target === container) {
            isDragging = true;
            offsetX = e.clientX - container.getBoundingClientRect().left;
            offsetY = e.clientY - container.getBoundingClientRect().top;
        }
    });

    document.addEventListener('mousemove', (e) => {
        if (isDragging) {
            // Calculate new position
            let x = e.clientX - offsetX;
            let y = e.clientY - offsetY;
            
            // Set the container position
            container.style.left = x + 'px';
            container.style.top = y + 'px';
            container.style.right = 'auto'; // Remove the initial 'right' property
        }
    });

    document.addEventListener('mouseup', () => {
        isDragging = false;
    });

    // 3. Create the Text Area
    const textArea = document.createElement('textarea');
    textArea.placeholder = "Paste your C++ code here...";
    textArea.style = "width:250px; height:150px; background:#1e1e1e; color:#0f0; border:1px solid #444; font-family:monospace; font-size:12px; cursor: text;";

    // 4. Create the Button
    const btn = document.createElement('button');
    btn.innerText = "Inject to Editor";
    btn.style = "background:#007bff; color:white; border:none; padding:5px; cursor:pointer; font-weight:bold;";

    // 5. Injection Logic
    btn.onclick = () => {
        try {
            const editorEl = document.querySelector('.ace_editor');
            if (editorEl) {
                const editor = ace.edit(editorEl);
                editor.setValue(textArea.value);
                alert("Code Injected!");
            } else {
                alert("Editor not found!");
            }
        } catch (e) {
            alert("Error: " + e.message);
        }
    };

    // 6. Add to page
    container.appendChild(textArea);
    container.appendChild(btn);
    document.body.appendChild(container);
})();