Torn Keno Hot Numbers

Tracks Keno number frequency during a session and displays the top 10 hottest numbers. Waits for dynamic content.
当前为 2025-06-25 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name         Torn Keno Hot Numbers
// @namespace    torn.keno.hotnumbers.tracker
// @version      2.8
// @description  Tracks Keno number frequency during a session and displays the top 10 hottest numbers. Waits for dynamic content.
// @author       Torn City Userscript Development Assistant
// @match        https://www.torn.com/page.php?sid=keno
// @icon         https://www.google.com/s2/favicons?sz=64&domain=torn.com
// @grant        none
// @run-at       document-start
// @license      MIT
// ==/UserScript==

(function() {
    'use strict';

    function main() {
        const KENO_DATA_URL_FRAGMENT = 'page.php?rfcv=';
        let numberFrequency = {};
        let isInitialized = false;

        function log(message, data) {
            if (data) {
                console.log(`[Keno Tracker] ${message}`, data);
            } else {
                console.log(`[Keno Tracker] ${message}`);
            }
        }

        function addCustomStyles() {
            const style = document.createElement('style');
            style.innerHTML = `
                #keno-hot-numbers-container { background-color: #f2f2f2; border-radius: 5px; margin-bottom: 10px; border: 1px solid #ccc; }
                .dark-mode #keno-hot-numbers-container { background-color: #3d3d3d; border-color: #444; }
                .keno-hot-numbers-header { padding: 10px; background-color: #e8e8e8; border-top-left-radius: 5px; border-top-right-radius: 5px; font-weight: bold; color: #333; border-bottom: 1px solid #ddd; }
                .dark-mode .keno-hot-numbers-header { background-color: #2e2e2e; border-color: #444; color: #ccc; }
                #keno-hot-numbers-body { padding: 10px; display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; min-height: 40px; align-items: center; color: #666; }
                .dark-mode #keno-hot-numbers-body { color: #999; }
                .hot-number-pill { background-color: #fff; border: 1px solid #ccc; border-radius: 20px; padding: 5px 10px; font-size: 14px; display: flex; align-items: center; gap: 5px; box-shadow: 0 1px 1px rgba(0,0,0,0.05); }
                .dark-mode .hot-number-pill { background-color: #222; border-color: #555; box-shadow: none; }
                .hot-number-pill strong { color: #000; }
                .dark-mode .hot-number-pill strong { color: #eee; }
                .hot-number-pill span { font-size: 12px; color: #555; }
                .dark-mode .hot-number-pill span { color: #888; }
            `;
            document.head.appendChild(style);
        }

        function createHotNumbersUI() {
            const kenoBoard = document.getElementById('boardContainer');
            if (kenoBoard && !document.getElementById('keno-hot-numbers-container')) {
                const container = document.createElement('div');
                container.id = 'keno-hot-numbers-container';
                container.innerHTML = `<div class="keno-hot-numbers-header">Hot Numbers (Session)</div><div id="keno-hot-numbers-body">Play a round to start tracking numbers...</div>`;
                kenoBoard.parentNode.insertBefore(container, kenoBoard);
            }
        }

        function updateHotNumbersDisplay(drawnNumbers) {
            log("Updating display with numbers:", drawnNumbers);
            drawnNumbers.forEach(num => { numberFrequency[num] = (numberFrequency[num] || 0) + 1; });
            const sortedNumbers = Object.entries(numberFrequency).sort(([, a], [, b]) => b - a).slice(0, 10);
            const displayBody = document.getElementById('keno-hot-numbers-body');
            if (displayBody) {
                displayBody.innerHTML = sortedNumbers.map(([number, count]) => `<div class="hot-number-pill"><strong>${number}</strong><span>(x${count})</span></div>`).join('');
            }
        }

        /**
         * Intercepts XMLHttpRequest to capture game data. This is more robust than
         * intercepting fetch, as many libraries use XHR under the hood.
         */
        function interceptXHR() {
            const open = XMLHttpRequest.prototype.open;
            XMLHttpRequest.prototype.open = function(method, url) {
                // Store the URL on the request object so we can check it later
                this._url = url;
                return open.apply(this, arguments);
            };

            const send = XMLHttpRequest.prototype.send;
            XMLHttpRequest.prototype.send = function() {
                this.addEventListener('load', function() {
                    // Check if this is the URL we want to intercept
                    if (this._url && this._url.includes(KENO_DATA_URL_FRAGMENT)) {
                        log("Intercepted Keno XHR request for URL:", this._url);
                        try {
                            const data = JSON.parse(this.responseText);
                            log("Keno Response Data:", data);
                            if (data && data.randomNumbers) {
                                updateHotNumbersDisplay(data.randomNumbers);
                            }
                        } catch (e) {
                            log("Error parsing Keno JSON.", e);
                        }
                    }
                });
                return send.apply(this, arguments);
            };
            log("XHR interceptor is active.");
        }


        function initializeScript() {
            if (isInitialized) return;
            isInitialized = true;
            log("Initializing...");

            addCustomStyles();
            createHotNumbersUI();
            interceptXHR();

            log("Script fully active.");
        }

        const observer = new MutationObserver(() => {
            if (document.getElementById('boardContainer')) {
                initializeScript();
                observer.disconnect();
            }
        });

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

        if (document.getElementById('boardContainer')) {
            initializeScript();
            observer.disconnect();
        }
    }

    if (document.readyState === 'loading') {
        document.addEventListener('DOMContentLoaded', main, { once: true });
    } else {
        main();
    }
})();
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