Add a confirmation before deleting a message in chat

Question

Description

The delete button in chat removes messages with no confirmation, nor any option to return them. This is a small safety measure - adds a simple confirmation on trying to delete.

Installation

Direct install (GitHub)

See the code on GitHub

(For instructions how to install userscripts: see the tag wiki here)

Code:

// ==UserScript== // @name SE chat: Confirm message deletion // @description Adds a confirmation before deleting a message to prevent accidents // @author VLAZ // @grant none // @inject-into page // @match https://chat.stackoverflow.com/* // @match https://chat.stackexchange.com/* // @match https://chat.meta.stackexchange.com/* // @namespace https://github.com/PurpleMagick/ // @run-at document-end // @version 1.0.0 // ==/UserScript== (function(){ // keep reference to the original function const original = messageActionById; const caseInsensitiveCollator = new Intl.Collator("en", { sensitivity: "base"}); const override = function(_, action) { // only act on delete // (also, case-insensitive just in case. Don't know if chat tries to uppercase it some times) if (caseInsensitiveCollator.compare("delete", action) === 0) { const result = confirm("Are you sure you want to delete?"); //exit with no action on negative or closure if (!result) return; } // run original function to apply the deletion return original.apply(this, arguments); }; messageActionById = override; })();