AO3: Initialize webix GUI

library to load the webix JS from CDN only if it hasn't already, and create the menu

Script này sẽ không được không được cài đặt trực tiếp. Nó là một thư viện cho các script khác để bao gồm các chỉ thị meta // @require https://update.greasyfork.org/scripts/541008/1615720/AO3%3A%20Initialize%20webix%20GUI.js

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

Bạn sẽ cần cài đặt một tiện ích mở rộng như Tampermonkey hoặc Violentmonkey để cài đặt kịch bản này.

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.

(Tôi đã có Trình quản lý tập lệnh người dùng, hãy cài đặt nó!)

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         AO3: Initialize webix GUI
// @namespace    https://greasyfork.org/en/users/906106-escctrl
// @description  library to load the webix JS from CDN only if it hasn't already, and create the menu
// @author       escctrl
// @version      1.2
// @grant        none
// @license      MIT
// ==/UserScript==

// HOW TO USE:
// please refer to https://greasyfork.org/en/scripts/541008-ao3-initialize-webix-gui for a full description how to use this library

/* global webix, $$ */
'use strict';

// utility to reduce verboseness
const q = (selector, node=document) => node.querySelector(selector);
const qa = (selector, node=document) => node.querySelectorAll(selector);

function createMenu(id, heading) {
    // if no other script has created it yet, write out a "Userscripts" option to the main navigation
    if (qa('#scriptconfig').length === 0) {
        qa('#header nav[aria-label="Site"] li.search')[0] // insert as last li before search
            .insertAdjacentHTML('beforebegin', `<li class="dropdown" id="scriptconfig">
                <a class="dropdown-toggle" href="/" data-toggle="dropdown" data-target="#">Userscripts</a>
                <ul class="menu dropdown-menu"></ul></li>`);
    }

    // then add this script's config option to navigation dropdown
    q('#scriptconfig .dropdown-menu').insertAdjacentHTML('beforeend', `<li><a href="javascript:void(0);" id="opencfg_${id}">${heading}</a></li>`);
}

function loadWebix() {
    return new Promise((resolve, reject) => {
        if (typeof webix !== "undefined") resolve("success");
        else {
            // based on https://stackoverflow.com/a/44807594
            new Promise((resolve, reject) => {
                const script = document.createElement('script');
                document.head.appendChild(script);
                script.onload = resolve;
                script.onerror = reject;
                script.async = true;
                script.src = 'https://cdn.jsdelivr.net/npm/[email protected]/webix.min.js';
            })
            .then(() => resolve("success"))
            .catch((err) => reject(err));
        }
    });
}

async function initGUI(e, id, heading, maxWidth, views=null) {
    let loadSuccess = await loadWebix();
    if (loadSuccess === "success") {

        // setting up the GUI CSS (only if no other script has created it yet)
        if (!q("head link[href*='webix.min.css']")) {
            q("head").insertAdjacentHTML('beforeend',`<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/webix.min.css" type="text/css">`);
            q("head").insertAdjacentHTML('beforeend',`<style type="text/css">/* webix stuff that's messed up by AO3 default skins */
                .webix_view {
                    label { margin-right: unset; }
                    button { box-shadow: unset; }
                    legend { display: block; }
                    .webix_template { padding: 0; }
                    &:has(>.webix_template) { border: 0; }
                }</style>`);
        }

        // automatic darkmode if the background is dark (e.g. Reversi)
        let theme = lightOrDark(getComputedStyle(q("body")).getPropertyValue("background-color"));
        if (theme === "dark") {
            if (views === null) views = [id];
            views = views.map((x) => `.webix_view[view_id="${x}"]`).join(', ');

            q("head").insertAdjacentHTML('beforeend',`<style type="text/css">/* switching webix colors to a dark mode if AO3 is dark */
            ${views} {
                --text-on-dark: #ddd;
                --handles-on-dark: #bbb;
                --highlight-on-dark: #0c6a82;
                --background-dark: #222;
                --border-on-dark: #555;
                --no-border: transparent;
                --button-dark: #333;

                background-color: var(--background-dark);
                color: var(--text-on-dark);
                border-color: var(--border-on-dark);

                &.webix_popup, > fieldset { border: 1px solid var(--border-on-dark); }
                .webix_win_head { border-bottom-color: var(--border-on-dark); }
                .webix_icon_button:hover::before { background-color: var(--highlight-on-dark); }

                .webix_view.webix_form, .webix_view.webix_header, .webix_win_body>.webix_view, .webix_view.webix_control.webix_el_tabbar { background-color: var(--background-dark); }
                .webix_secondary .webix_button, .webix_slider_box .webix_slider_right, .webix_el_colorpicker .webix_inp_static, .webix_color_out_text, .webix_switch_box { background-color: var(--button-dark); }
                .webix_primary .webix_button, .webix_slider_box .webix_slider_left, .webix_switch_box.webix_switch_on { background-color: var(--highlight-on-dark); }
                .webix_switch_handle, .webix_slider_box .webix_slider_handle { background-color: var(--handles-on-dark); }
                .webix_el_colorpicker .webix_inp_static, .webix_color_out_block, .webix_color_out_text,
                .webix_switch_handle, .webix_slider_box .webix_slider_handle { border-color: var(--border-on-dark); }
                .webix_switch_box, .webix_slider_box .webix_slider_left, .webix_slider_box .webix_slider_right { border-color: var(--no-border); }
                * { color: var(--text-on-dark); }
            }</style>`);
        }

        let dialogwidth = parseInt(getComputedStyle(q("body")).getPropertyValue("width"));

        webix.ui({
            view: "window",
            id: id,
            width: dialogwidth > maxWidth ? maxWidth : dialogwidth * 0.9,
            position: "top",
            head: heading,
            close: true,
            move: true,
            body: { type:"wide", id:"container", rows:[ ] }
        });

        // event listener for reopening the dialog on subsequent menu clicks (without recreating the whole GUI)
        e.target.addEventListener("click", function(e) { $$(id).show(); });

        // if the window resizes the dialog would move off of the screen
        window.addEventListener('resize', function(e) {
            let dialogwidth = parseInt(getComputedStyle(q("body")).getPropertyValue("width")); // get the new browser width
            $$(id).config.width = dialogwidth > maxWidth ? maxWidth : dialogwidth * 0.9; // reoptimize dialog width
            $$(id).resize(); // repaint the GUI and its components
        });

        return $$(id).queryView((view) => view.config.id === "container");
    }
    else {
        console.debug("library has failed to load webix", loadSuccess);
        return false;
    }
}

// helper function to determine whether a color (the background in use) is light or dark
// https://awik.io/determine-color-bright-dark-using-javascript/
function lightOrDark(color) {
    var r, g, b, hsp;
    if (color.match(/^rgb/)) { color = color.match(/^rgba?\((\d+),\s*(\d+),\s*(\d+)(?:,\s*(\d+(?:\.\d+)?))?\)$/);
        r = color[1]; g = color[2]; b = color[3]; }
    else { color = +("0x" + color.slice(1).replace(color.length < 5 && /./g, '$&$&'));
        r = color >> 16; g = color >> 8 & 255; b = color & 255; }
    hsp = Math.sqrt( 0.299 * (r * r) + 0.587 * (g * g) + 0.114 * (b * b) );
    if (hsp>127.5) { return 'light'; } else { return 'dark'; }
}