Places a Torn-styled block under BET & ROUNDS, centered, to pick random Keno numbers.
// ==UserScript==
// @name Torn Keno Random Selector
// @namespace https://greasyfork.org/en/scripts/531078-torn-keno-random-selector
// @version 03.28.2025.19.10
// @description Places a Torn-styled block under BET & ROUNDS, centered, to pick random Keno numbers.
// @author KillerCleat
// @match https://www.torn.com/page.php?sid=keno*
// @grant none
// @license MIT License
// ==/UserScript==
(function() {
'use strict';
// 1. Randomly pick 'count' unique items from 'arr'
function getRandomElements(arr, count) {
const arrCopy = [...arr];
const result = [];
for (let i = 0; i < count; i++) {
if (arrCopy.length === 0) break;
const index = Math.floor(Math.random() * arrCopy.length);
result.push(arrCopy[index]);
arrCopy.splice(index, 1); // Remove to ensure uniqueness
}
return result;
}
// 2. Inject minimal CSS to center our Torn-styled block under BET & ROUNDS
function injectStyles() {
const style = document.createElement('style');
style.innerHTML = `
/* This container replicates the "cancel" style block but is placed under #controls */
#randomButtonsContainer {
width: 100%;
text-align: center; /* Center horizontally */
margin-top: 10px; /* Space above */
margin-bottom: 10px; /* Optional space below */
}
/* The .desc and .cancel-btn-wrap come from Torn's classes */
#randomButtonsContainer .desc p {
margin: 0;
padding: 0;
}
/* Force buttons in a single horizontal row */
#randomButtonsContainer .cancel-btn-wrap {
display: inline-block; /* Keep the buttons together horizontally */
white-space: nowrap; /* Prevent wrapping */
text-align: left; /* Buttons align left inside the inline-block */
margin-top: 5px; /* Space between text and buttons */
}
/* Minor spacing for each .btn-wrap.orange so they appear side by side */
.btn-wrap.orange {
display: inline-block;
margin: 0 5px 5px 0; /* Right & bottom spacing */
}
`;
document.head.appendChild(style);
}
// 3. Build the Torn-styled block: text + row of 10 buttons
function createRandomButtons() {
// Avoid reinserting if it already exists
if (document.getElementById('randomButtonsContainer')) return;
// The outer container with Torn's "cancel" class
const container = document.createElement('div');
container.id = 'randomButtonsContainer';
container.className = 'cancel';
// The text area (Torn's "desc" class)
const desc = document.createElement('div');
desc.className = 'desc';
desc.tabIndex = 0;
desc.innerHTML = '<p>Select how many random numbers to pick:</p>';
container.appendChild(desc);
// The wrapper that holds the row of buttons
const cancelBtnWrap = document.createElement('div');
cancelBtnWrap.className = 'cancel-btn-wrap';
container.appendChild(cancelBtnWrap);
// Create 10 Torn-style buttons in a horizontal row
for (let i = 1; i <= 10; i++) {
const btnWrap = document.createElement('div');
btnWrap.className = 'btn-wrap orange'; // Torn class
const btnDiv = document.createElement('div');
btnDiv.className = 'btn';
const button = document.createElement('button');
button.className = 'torn-btn orange'; // Torn button style
button.setAttribute('aria-label', `Select ${i}`);
button.setAttribute('data-count', i);
button.textContent = i;
btnDiv.appendChild(button);
btnWrap.appendChild(btnDiv);
cancelBtnWrap.appendChild(btnWrap);
}
// Insert our container below BET & ROUNDS (inside #controls)
const controls = document.getElementById('controls');
if (controls) {
controls.appendChild(container);
} else {
// Fallback if #controls not found
document.body.appendChild(container);
}
// Attach click handlers to pick random Keno numbers
const boardSpans = document.querySelectorAll('#boardContainer span');
const allButtons = container.querySelectorAll('button');
allButtons.forEach(btn => {
btn.addEventListener('click', function() {
const count = parseInt(this.getAttribute('data-count'), 10);
// Filter out any already-marked numbers
const unmarkedSpans = Array.from(boardSpans).filter(
span => !span.classList.contains('marked')
);
if (unmarkedSpans.length < count) {
alert(`Not enough unmarked numbers available. Only ${unmarkedSpans.length} left.`);
return;
}
// Randomly select the requested number
const selectedSpans = getRandomElements(unmarkedSpans, count);
// Simulate clicks so Torn's code marks them
selectedSpans.forEach(span => span.click());
});
});
}
// 4. Wait until the Keno board & controls exist, then insert our block
function waitForKenoElements() {
const boardContainer = document.getElementById('boardContainer');
const controls = document.getElementById('controls');
if (boardContainer && controls) {
createRandomButtons();
clearInterval(checkInterval);
}
}
// 5. Inject styles & poll every 500ms for #controls to appear
injectStyles();
const checkInterval = setInterval(waitForKenoElements, 500);
})();