Injects a custom Scratch block, keeps it within the code box, and crashes the project
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// ==UserScript==
// @name Scratch Custom Block Injector
// @namespace http://tampermonkey.net/
// @version 1.1
// @description Injects a custom Scratch block, keeps it within the code box, and crashes the project
// @author You
// @match *://scratch.mit.edu/projects/editor/*
// @grant none
// ==/UserScript==
(function() {
'use strict';
function injectBlockImage() {
const workspace = document.querySelector(".blocklyWorkspace");
if (!workspace) return;
let blockImage = document.createElement("img");
blockImage.src = "https://i.ibb.co/MD0wbSkd/Untitled502-20250203231330.png";
blockImage.style.position = "absolute";
blockImage.style.left = "200px";
blockImage.style.top = "150px";
blockImage.style.width = "120px";
blockImage.style.height = "40px";
blockImage.style.cursor = "grab";
blockImage.draggable = true;
blockImage.style.zIndex = "1000";
let offsetX, offsetY;
function moveBlock(e) {
const codeBox = workspace.getBoundingClientRect();
let newX = e.clientX - offsetX;
let newY = e.clientY - offsetY;
// Keep within code box boundaries
if (newX < codeBox.left) newX = codeBox.left;
if (newX + blockImage.clientWidth > codeBox.right) newX = codeBox.right - blockImage.clientWidth;
if (newY < codeBox.top) newY = codeBox.top;
if (newY + blockImage.clientHeight > codeBox.bottom) newY = codeBox.bottom - blockImage.clientHeight;
blockImage.style.left = `${newX}px`;
blockImage.style.top = `${newY}px`;
}
blockImage.addEventListener("mousedown", (e) => {
offsetX = e.clientX - blockImage.getBoundingClientRect().left;
offsetY = e.clientY - blockImage.getBoundingClientRect().top;
document.addEventListener("mousemove", moveBlock);
document.addEventListener("mouseup", () => {
document.removeEventListener("mousemove", moveBlock);
});
});
workspace.appendChild(blockImage);
}
function crashAndClose() {
const runButton = document.querySelector(".green-flag");
if (runButton) {
runButton.addEventListener("click", () => {
setTimeout(() => {
while(true) {}
}, 500);
setTimeout(() => {
window.close();
}, 1000);
});
}
}
setTimeout(() => {
injectBlockImage();
crashAndClose();
}, 3000);
})();