Custom vim keybinds for Overleaf (compatible with CodeMirror 5/6)

Overleaf Editor Custom VIM Keybindings (2023).user.js

// ==UserScript==
// @name         Overleaf Editor Custom VIM Keybindings (2023)
// @namespace    http://tampermonkey.net/
// @version      0.0.2
// @match        https://www.overleaf.com/project/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    window.addEventListener("UNSTABLE_editor:extensions", (event) => {
        const { CodeMirror, CodeMirrorVim, extensions } = event.detail;

        // Restore Ctrl+C to copy into system clipboard
        CodeMirrorVim.Vim.defineAction('CopySelection', copy_in_visual_mode);
        CodeMirrorVim.Vim.mapCommand("<c-c>", 'action', 'CopySelection');

        // Mappings in insert mode
        CodeMirrorVim.Vim.map("<c-]>", "<Esc>", "insert");
        // Remap in normal mode
        CodeMirrorVim.Vim.map("$", "g$", "normal");
        CodeMirrorVim.Vim.map("0", "g0", "normal");




        // User-defined commands
        CodeMirrorVim.Vim.defineEx("forward", undefined, buctton_click_forward_search); // ref: https://discuss.codemirror.net/t/vim-how-to-use-defineex/738/2
        CodeMirrorVim.Vim.defineEx("pdf", undefined, buctton_click_toggle_pdf_panel); // ref: https://discuss.codemirror.net/t/vim-how-to-use-defineex/738/2
        CodeMirrorVim.Vim.defineEx("toc", undefined, buctton_click_toggle_TOC_left_panel); // ref: https://discuss.codemirror.net/t/vim-how-to-use-defineex/738/2
        CodeMirrorVim.Vim.defineEx("only", undefined, buctton_click_toggle_editor_only); // ref: https://discuss.codemirror.net/t/vim-how-to-use-defineex/738/2
        // Access the functions by defining them as actions first
        CodeMirrorVim.Vim.defineAction('jumpToPdf', buctton_click_forward_search);
        CodeMirrorVim.Vim.defineAction('WritefullPrevious', writefull_previous_error);
        CodeMirrorVim.Vim.defineAction('WritefullNext', writefull_next_error);
        // TODO: add maps that woCodeMirror.Vim.unmap(';');
        // CodeMirror.Vim.unmap(';');  // Cannot put this here - if uncommented, [s and ]s won't work
        CodeMirrorVim.Vim.mapCommand("[s", 'action', 'WritefullPrevious');
        CodeMirrorVim.Vim.mapCommand("]s", 'action', 'WritefullNext');
        CodeMirrorVim.Vim.mapCommand(";lv", 'action', 'forwardsearch');
        CodeMirrorVim.Vim.mapCommand(",lv", 'action', 'forwardsearch');
        //CodeMirrorVim.Vim.defineAction(";lv", vim_custom_ct);

        //
        CodeMirrorVim.Vim.mapCommand("\\lv", "action", "jumpToPdf");
        // Work in progress
        CodeMirrorVim.Vim.unmap(';');
        CodeMirrorVim.Vim.map(";lv", "\\lv", "normal")
    });
})();

// Collection of functions

// Clipboard access on Windows machines
function copy_in_visual_mode(cm) {
    document.execCommand('copy');
    alert("Triggered the copy function");
}

// Navigation releated functions
function buctton_click_forward_search(cm) {
    document.querySelector('.fa-arrow-right').click()
};
function buctton_click_toggle_pdf_panel(cm) {
    document.querySelector('a[class*="custom-toggler-east"]').click()
};
function buctton_click_toggle_TOC_left_panel(cm) {
    document.querySelector('a[tooltip*="the file-tree"]').click()
};
function buctton_click_toggle_editor_only(cm) {
    // This is just the sum of the two: toggle toc and toggle pdf
    document.querySelector('a[class*="custom-toggler-east"]').click()
    document.querySelector('a[tooltip*="the file-tree"]').click()
}

// Spell-checker specific functions
function writefull_next_error(cm) {
    alert("Pending implementation for WriteFull Next");
}
function writefull_previous_error(cm) {
    alert("Pending implementation for WriteFull Previous");
}
function vim_custom_ct(cm) {
    alert("test");
}