TankTrouble Development Library

Shared library for TankTrouble userscript development

As of 2023-12-26. See the latest version.

This script should not be not be installed directly. It is a library for other scripts to include with the meta directive // @require https://update.greasyfork.org/scripts/482092/1301905/TankTrouble%20Development%20Library.js

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        TankTrouble Development Library
// @author      commander
// @namespace   https://github.com/asger-finding
// @version     0.0.4
// @license     GPL-3.0
// @description Shared library for TankTrouble userscript development
// @match       *://*.tanktrouble.com/*
// @grant       none
// @run-at      document-start
// @noframes
// ==/UserScript==

/**
 * Apply a hook to the Content.init function which resolves when the promise ends
 * @returns Promise when Content.init has finished
 */
const hookInit = () => new Promise(resolve => {
	const { init } = Content;
	Reflect.defineProperty(Content, 'init', {
		/**
		 * Resolve after Content.init call finishes
		 * @param args Arguments to pass
		 * @returns Function call return value
		 */
		value: (...args) => {
			const result = init(...args);

			resolve();
			return result;
		}
	});
});

/**
 * Fires when the document is readyState `interactive` or `complete`
 * @returns Promise that resolves upon content loaded
 */
const whenContentLoaded = () => new Promise(promiseResolve => {
	if (document.readyState === 'interactive' || document.readyState === 'complete') promiseResolve();
	else document.addEventListener('DOMContentLoaded', () => promiseResolve());
});

/**
 * Fires when the `main()` function is done on TankTrouble.
 * @returns Promise that resolves when Content.init() finishes
 */
const whenContentInitialized = () => {
	if (GM.info.script.runAt !== 'document-start') return hookInit();
	return whenContentLoaded().then(() => hookInit);
};