Automatically list items in your Steam inventory.
// ==UserScript==
// @name Steam Inventory Auto Sell Script
// @description Automatically list items in your Steam inventory.
// @version 1.0.0
// @author RLAlpha49
// @namespace https://github.com/RLAlpha49/Steam-Inventory-Auto-Sell-Script
// @license MIT
// @match https://steamcommunity.com/id/*/inventory*
// @grant none
// ==/UserScript==
(function() {
'use strict';
// Set to true to enable debug logging
const DEBUG = false;
function log(...args) {
// User-facing info logs (not too many)
console.log('[Steam Auto Sell Helper]', ...args);
}
function debug(...args) {
if (DEBUG) console.debug('[Steam Auto Sell Helper][DEBUG]', ...args);
}
function isOwnInventory() {
// Get account pulldown text
const accountPulldown = document.getElementById('account_pulldown');
if (!accountPulldown) return false;
const accountName = accountPulldown.textContent.trim();
// Get persona name text
const personaNameElem = document.querySelector('.whiteLink.persona_name_text_content');
if (!personaNameElem) return false;
const personaName = personaNameElem.textContent.trim();
// Compare
return accountName === personaName;
}
function addStartStopButton() {
if (document.getElementById('my-userscript-toggle-btn')) return; // Prevent duplicate
const btn = document.createElement('button');
btn.id = 'my-userscript-toggle-btn';
btn.textContent = 'Start Script';
btn.style.float = 'right';
btn.style.margin = '8px';
btn.style.zIndex = 10000;
let running = false;
let stopRequested = false;
async function waitForMarketableInput(timeout = 5000) {
const start = Date.now();
while (Date.now() - start < timeout) {
const input = document.querySelector('input[id*="misc_marketable"]');
if (input) return input;
await new Promise(res => setTimeout(res, 100));
}
return null;
}
async function waitForPrice(marketActionsDiv, visibleIndex, link, maxRetries = 3, itemInfoDiv = null) {
let retries = 0;
const waitTime = 15000; // 15 seconds
while (retries < maxRetries && !stopRequested) {
// Only check price once per retry loop
if (retries > 0) {
// Re-click the itemHolder link to reload the item info
if (link) {
link.click();
}
// Wait 1 second after click before checking price
await new Promise(res => setTimeout(res, 1000));
// Re-select the visible iteminfo div and marketActionsDiv after waiting
let itemInfo0 = document.getElementById('iteminfo0');
let itemInfo1 = document.getElementById('iteminfo1');
if (itemInfo0 && itemInfo0.style.display !== 'none') {
itemInfoDiv = itemInfo0;
} else if (itemInfo1 && itemInfo1.style.display !== 'none') {
itemInfoDiv = itemInfo1;
}
marketActionsDiv = null;
if (itemInfoDiv) {
marketActionsDiv = itemInfoDiv.querySelector('#iteminfo0_item_market_actions, #iteminfo1_item_market_actions, .item_market_actions');
}
}
if (marketActionsDiv) {
const priceDivs = marketActionsDiv.querySelectorAll('div');
for (const div of priceDivs) {
if (div.textContent.includes('Starting at:')) {
const match = div.textContent.match(/Starting at:\s*([$€£]?\d+[.,]?\d*)/);
if (match) {
const price = match[1];
log(`Found price for visible itemHolder #${visibleIndex}: ${price}`);
return price;
}
}
}
}
// On the first failure, check for the alternative sell button
// The alternative sell button (a.btn_small.btn_darkblue_white_innerfade) is added by the SteamDB browser extension 'SteamDB Quick Sell'.
// It is used as a fallback if the steam website is rate limiting displaying the list price for items.
if (retries === 0 && itemInfoDiv) {
// Wait half a second before trying to find the alternative sell button
await new Promise(res => setTimeout(res, 500));
const altSellBtn = itemInfoDiv.querySelector('a.btn_small.btn_darkblue_white_innerfade');
if (altSellBtn) {
// If present, wait up to 10s for it to become enabled
let waited = 0;
const maxWait = 10000; // 10 seconds
const interval = 250;
while (altSellBtn.classList.contains('disabled') && waited < maxWait && !stopRequested) {
await new Promise(res => setTimeout(res, interval));
waited += interval;
}
if (!altSellBtn.classList.contains('disabled')) {
log(`Clicking alternate sell button for visible itemHolder #${visibleIndex} (early fallback)`);
let modalAppeared = false;
for (let attempt = 1; attempt <= 3; attempt++) {
altSellBtn.click();
debug(`Clicked alternate sell button (attempt ${attempt})`);
// Wait up to 1 second for the modal to appear
waited = 0;
while (waited < 1000) {
const modal = document.getElementById('market_sell_dialog');
if (modal && modal.style.display !== 'none') {
modalAppeared = true;
break;
}
await new Promise(res => setTimeout(res, 100));
waited += 100;
}
if (modalAppeared) break;
}
if (!modalAppeared) {
log('Error: Alternative sell modal did not appear after 3 attempts. Skipping item.');
return;
}
// Skip price input, proceed with SSA and accept
const ssaCheckbox = document.getElementById('market_sell_dialog_accept_ssa');
if (ssaCheckbox && !ssaCheckbox.checked) {
ssaCheckbox.click();
debug('Checked SSA checkbox.');
}
const acceptBtn = document.getElementById('market_sell_dialog_accept');
if (acceptBtn) {
acceptBtn.click();
debug('Clicked accept button.');
await new Promise(res => setTimeout(res, 500));
} else {
log('Accept button not found (early fallback).');
}
const okBtn = document.getElementById('market_sell_dialog_ok');
if (okBtn) {
okBtn.click();
debug('Clicked OK button.');
await new Promise(res => setTimeout(res, 500));
// If there is an error, close the modal manually
const errorDiv = document.getElementById('market_sell_dialog_error');
if (errorDiv && errorDiv.style.display !== 'none') {
if (errorDiv.textContent && errorDiv.textContent.includes('You have too many listings pending confirmation.')) {
log('Too many listings pending confirmation. Stopping script.');
stopRequested = true;
return;
}
const closeBtn = document.querySelector('.newmodal_close');
if (closeBtn) {
closeBtn.click();
log('Closed modal manually due to error after OK click (early fallback).');
} else {
log('Could not find .newmodal_close to close modal after error (early fallback).');
}
}
// Wait until the modal background is hidden before continuing
let modalWaitTries = 0;
const maxModalWaitTries = 20; // 20 * 250ms = 5s max
while (modalWaitTries < maxModalWaitTries * 2) {
const modalBg = document.querySelector('.newmodal_background');
if (!modalBg || modalBg.style.display === 'none') {
break;
}
await new Promise(res => setTimeout(res, 250));
modalWaitTries++;
}
if (modalWaitTries >= maxModalWaitTries) {
// Try to close the modal manually if still open
const closeBtn = document.querySelector('.newmodal_close');
if (closeBtn) {
closeBtn.click();
log('Modal background did not hide after OK click (early fallback, timeout). Closed modal manually.');
} else {
log('Modal background did not hide after OK click (early fallback, timeout). Could not find .newmodal_close to close modal manually.');
}
} else {
log('Modal background hidden, continuing to next item (early fallback).');
}
} else {
log('OK button not found (early fallback).');
}
// Return a special value to indicate fallback was used
return '__FALLBACK_USED__';
}
// If still disabled after waiting, continue to retries
}
}
retries++;
if (retries < maxRetries) {
log(`Price not found for visible itemHolder #${visibleIndex}, retrying in ${waitTime / 1000}s (retry #${retries} of ${maxRetries})...`);
await new Promise(res => setTimeout(res, waitTime - 1000));
}
}
return null;
}
// Simulate real typing with keyboard events
async function simulateTyping(input, text) {
input.value = '';
for (const char of text) {
const eventOptions = { bubbles: true, cancelable: true, key: char, char, keyCode: char.charCodeAt(0) };
input.dispatchEvent(new KeyboardEvent('keydown', eventOptions));
input.dispatchEvent(new KeyboardEvent('keypress', eventOptions));
input.value += char;
input.dispatchEvent(new Event('input', { bubbles: true }));
input.dispatchEvent(new KeyboardEvent('keyup', eventOptions));
await new Promise(res => setTimeout(res, 50));
}
input.dispatchEvent(new Event('change', { bubbles: true }));
}
async function clickItemHolders(inventoryPage) {
if (!inventoryPage) {
log('No inventory_page found for current page!');
return;
}
const itemHolders = inventoryPage.querySelectorAll('.itemHolder');
log(`Found ${itemHolders.length} .itemHolder elements.`);
let visibleIndex = 1;
for (let i = 0; i < itemHolders.length && visibleIndex <= 25; i++) {
if (stopRequested) {
log('Stop requested. Halting immediately.');
break;
}
const itemHolder = itemHolders[i];
if (itemHolder.style.display === 'none') {
debug(`Skipping itemHolder at DOM index ${i} (display: none)`);
continue;
}
const link = itemHolder.querySelector('a.inventory_item_link');
if (link) {
debug(`Clicking inventory_item_link in visible itemHolder #${visibleIndex} (DOM index ${i})`);
link.click();
// Wait for item info to update
await new Promise(res => setTimeout(res, 500));
// Dynamically select the visible iteminfo div
let itemInfoDiv = null;
const itemInfo0 = document.getElementById('iteminfo0');
const itemInfo1 = document.getElementById('iteminfo1');
if (itemInfo0 && itemInfo0.style.display !== 'none') {
itemInfoDiv = itemInfo0;
} else if (itemInfo1 && itemInfo1.style.display !== 'none') {
itemInfoDiv = itemInfo1;
}
let marketActionsDiv = null;
if (itemInfoDiv) {
marketActionsDiv = itemInfoDiv.querySelector('#iteminfo0_item_market_actions, #iteminfo1_item_market_actions, .item_market_actions');
}
const price = await waitForPrice(marketActionsDiv, visibleIndex, link, 3, itemInfoDiv);
if (stopRequested) {
log('Stop requested during price wait. Halting immediately.');
break;
}
if (!price || price === '__FALLBACK_USED__') {
if (!price) {
log(`No 'Starting at:' price found for visible itemHolder #${visibleIndex} after retries, attempting fallback.`);
}
visibleIndex++;
continue;
}
// After finding the price, click the green market action button
if (itemInfoDiv) {
const sellBtn = itemInfoDiv.querySelector('a.item_market_action_button.item_market_action_button_green');
if (sellBtn) {
debug(`Clicking green market action button for visible itemHolder #${visibleIndex}`);
sellBtn.click();
// Wait 1 second for the dialog to appear
await new Promise(res => setTimeout(res, 1000));
// Set the price in the input
const priceInput = document.getElementById('market_sell_buyercurrency_input');
if (priceInput) {
await simulateTyping(priceInput, price);
await new Promise(res => setTimeout(res, 100));
debug(`Simulated typing price input: ${price} (with keyboard events)`);
} else {
log('Price input not found.');
}
// Check the SSA checkbox
const ssaCheckbox = document.getElementById('market_sell_dialog_accept_ssa');
if (ssaCheckbox && !ssaCheckbox.checked) {
ssaCheckbox.click();
debug('Checked SSA checkbox.');
}
// Click the accept button
const acceptBtn = document.getElementById('market_sell_dialog_accept');
if (acceptBtn) {
acceptBtn.click();
debug('Clicked accept button.');
// Wait 0.5 second after clicking accept
await new Promise(res => setTimeout(res, 500));
} else {
log('Accept button not found.');
}
// Click the OK button
const okBtn = document.getElementById('market_sell_dialog_ok');
if (okBtn) {
okBtn.click();
debug('Clicked OK button.');
// If there is an error, close the modal manually
const errorDiv = document.getElementById('market_sell_dialog_error');
if (errorDiv && errorDiv.style.display !== 'none') {
if (errorDiv.textContent && errorDiv.textContent.includes('You have too many listings pending confirmation.')) {
log('Too many listings pending confirmation. Stopping script.');
stopRequested = true;
return;
}
const closeBtn = document.querySelector('.newmodal_close');
if (closeBtn) {
closeBtn.click();
log('Closed modal manually due to error after OK click (early fallback).');
} else {
log('Could not find .newmodal_close to close modal after error (early fallback).');
}
}
// Wait until the modal background is hidden before continuing
let modalWaitTries = 0;
const maxModalWaitTries = 40; // 40 * 250ms = 10s max
while (modalWaitTries < maxModalWaitTries) {
const modalBg = document.querySelector('.newmodal_background');
if (!modalBg || modalBg.style.display === 'none') {
break;
}
await new Promise(res => setTimeout(res, 250));
modalWaitTries++;
}
if (modalWaitTries >= maxModalWaitTries) {
log('Modal background did not hide after OK click (timeout).');
} else {
debug('Modal background hidden, continuing to next item.');
}
} else {
log('OK button not found.');
}
} else {
log(`No green market action button found for visible itemHolder #${visibleIndex}`);
}
}
} else {
log(`No inventory_item_link found in visible itemHolder #${visibleIndex} (DOM index ${i})`);
}
await new Promise(res => setTimeout(res, 1000));
visibleIndex++;
}
log('Item click sequence complete.');
}
async function processAllPages() {
let page = 1;
// Ensure the filter tag is shown and marketable filter is checked only once at the start
log('Ensuring filters are set before starting page processing...');
const filterTagCtn = document.querySelector('.filter_tag_button_ctn');
if (filterTagCtn) {
const showBtn = filterTagCtn.querySelector('#filter_tag_show');
const hideBtn = filterTagCtn.querySelector('#filter_tag_hide');
if (showBtn && hideBtn) {
if (showBtn.style.display !== 'none') {
debug('Clicking filter_tag_show to reveal filters...');
showBtn.click();
// Wait for marketable input to appear
debug('Waiting for marketable filter input to appear...');
const marketableInput = await waitForMarketableInput();
if (marketableInput) {
debug('Marketable filter input appeared.');
} else {
log('Timed out waiting for marketable filter input.');
}
} else {
debug('filter_tag_show is hidden, filters already visible.');
}
} else {
log('filter_tag_show or filter_tag_hide not found in filter_tag_button_ctn.');
}
} else {
log('No filter_tag_button_ctn found.');
}
// Ensure the marketable filter is checked
const marketableInput = document.querySelector('input[id*="misc_marketable"]');
if (marketableInput) {
if (!marketableInput.checked) {
debug('Checking the marketable filter input...');
marketableInput.click();
await new Promise(res => setTimeout(res, 2000));
debug('Waited 2 seconds after checking marketable filter.');
} else {
debug('Marketable filter already checked.');
}
} else {
log('No marketable filter input found.');
}
while (true) {
log(`Processing page ${page}...`);
// Re-query the current page index and inventory_page each time
const pageCurSpan = document.getElementById('pagecontrol_cur');
let inventoryPage = null;
if (pageCurSpan) {
const pageIndex = parseInt(pageCurSpan.textContent.trim(), 10);
const allInventoryPages = document.querySelectorAll('.inventory_page');
if (pageIndex >= 0 && pageIndex < allInventoryPages.length) {
inventoryPage = allInventoryPages[pageIndex];
debug(`Using inventory_page at index ${pageIndex}.`);
} else {
log(`Invalid page index: ${pageIndex}.`);
}
} else {
log('No pagecontrol_cur span found.');
}
await clickItemHolders(inventoryPage);
if (stopRequested) {
log('Stop requested. Stopping immediately.');
break;
}
const nextBtn = document.getElementById('pagebtn_next');
if (nextBtn && !nextBtn.classList.contains('disabled')) {
debug('Clicking next page button...');
nextBtn.click();
debug('Waiting 1.5 seconds for next page to load and styles to update...');
await new Promise(res => setTimeout(res, 1500));
page++;
} else {
log('No next page or next page button is disabled. Stopping.');
break;
}
}
}
btn.onclick = async function() {
running = !running;
btn.textContent = running ? 'Stop Script' : 'Start Script';
if (running) {
stopRequested = false;
log('Script started.');
await processAllPages();
running = false;
btn.textContent = 'Start Script';
log('Script finished.');
} else {
stopRequested = true;
log('Script stopped by user.');
}
};
const logosDiv = document.getElementById('inventory_logos');
if (logosDiv) {
logosDiv.appendChild(btn);
} else {
// fallback: add to body if not found
document.body.appendChild(btn);
}
}
function main() {
if (isOwnInventory()) {
addStartStopButton();
}
}
// Wait for DOM to be ready
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', main);
} else {
main();
}
})();