// ==UserScript==
// @name         Oracle APEX Monaco Editor Theme Changer
// @namespace    https://github.com/lufcmattylad
// @version      24.2.1
// @description  Apply Custom themes to Monaco Editor in Oracle APEX
// @author       Matt Mulvaney - @Matt_Mulvaney
// @match        *://*/ords/*
// @match        *://*/pls/*
// @tag          orclapex
// @grant        GM_addStyle
// @downloadURL  https://raw.githubusercontent.com/lufcmattylad/oracle-apex-userscripts/refs/heads/main/oracle-apex-monaco-theme/script.js
// ==/UserScript==

// ===== USER SETTINGS =====
const xyzUserTheme = 'dracula'; // Change this to switch themes
// ==========================

// Monaco Editor Theme Manager
const XYZMonacoThemeManager = (function() {
    // Private theme definitions
    const themes = {
    dracula: {
        base: "vs-dark",
        inherit: false,
        rules: [
        { background: "#282a36" },
        { foreground: "6272a4", token: "comment" },
        { foreground: "f1fa8c", token: "string" },
        { foreground: "bd93f9", token: "constant.numeric" },
        { foreground: "bd93f9", token: "constant.language" },
        { foreground: "bd93f9", token: "constant.character" },
        { foreground: "bd93f9", token: "constant.other" },
        { foreground: "ffb86c", token: "variable.other.readwrite.instance" },
        { foreground: "ff79c6", token: "constant.character.escaped" },
        { foreground: "ff79c6", token: "constant.character.escape" },
        { foreground: "ff79c6", token: "string source" },
        { foreground: "ff79c6", token: "string source.ruby" },
        { foreground: "ff79c6", token: "keyword" },
        { foreground: "ff79c6", token: "storage" },
        { foreground: "8be9fd", fontStyle: "italic", token: "storage.type" },
        { foreground: "50fa7b", fontStyle: "underline", token: "entity.name.class" },
        { foreground: "50fa7b", fontStyle: "italic underline", token: "entity.other.inherited-class" },
        { foreground: "50fa7b", token: "entity.name.function" },
        { foreground: "ffb86c", fontStyle: "italic", token: "variable.parameter" },
        { foreground: "ff79c6", token: "entity.name.tag" },
        { foreground: "50fa7b", token: "entity.other.attribute-name" },
        { foreground: "8be9fd", token: "support.function" },
        { foreground: "6be5fd", token: "support.constant" },
        { foreground: "66d9ef", fontStyle: " italic", token: "support.type" },
        { foreground: "66d9ef", fontStyle: " italic", token: "support.class" },
        { foreground: "f8f8f0", background: "ff79c6", token: "invalid" },
        { foreground: "f8f8f0", background: "bd93f9", token: "invalid.deprecated" },
        { foreground: "cfcfc2", token: "meta.structure.dictionary.json string.quoted.double.json" },
        { foreground: "6272a4", token: "meta.diff" },
        { foreground: "6272a4", token: "meta.diff.header" },
        { foreground: "ff79c6", token: "markup.deleted" },
        { foreground: "50fa7b", token: "markup.inserted" },
        { foreground: "e6db74", token: "markup.changed" },
        { foreground: "bd93f9", token: "constant.numeric.line-number.find-in-files - match" },
        { foreground: "e6db74", token: "entity.name.filename" },
        { foreground: "f83333", token: "message.error" },
        { foreground: "eeeeee", token: "punctuation.definition.string.begin.json - meta.structure.dictionary.value.json" },
        { foreground: "eeeeee", token: "punctuation.definition.string.end.json - meta.structure.dictionary.value.json" },
        { foreground: "8be9fd", token: "meta.structure.dictionary.json string.quoted.double.json" },
        { foreground: "f1fa8c", token: "meta.structure.dictionary.value.json string.quoted.double.json" },
        { foreground: "50fa7b", token: "meta meta meta meta meta meta meta.structure.dictionary.value string" },
        { foreground: "ffb86c", token: "meta meta meta meta meta meta.structure.dictionary.value string" },
        { foreground: "ff79c6", token: "meta meta meta meta meta.structure.dictionary.value string" },
        { foreground: "bd93f9", token: "meta meta meta meta.structure.dictionary.value string" },
        { foreground: "50fa7b", token: "meta meta meta.structure.dictionary.value string" },
        { foreground: "ffb86c", token: "meta meta.structure.dictionary.value string" },
        { foreground: "f8f8f2", token: "atom" },
        { foreground: "f8f8f2", token: "identifier" },
        { foreground: "50fa7b", token: "function" },
        { foreground: "f8f8f2", token: "delimiter" },
        { foreground: "ff79c6", token: "operator" },
        { foreground: "f8f8f2", token: "" },
        { foreground: "f8f8f2", token: "predefined" },
        { foreground: "bd93f9", token: "number" },
        { foreground: "ff79c6", token: "tag" },
        { foreground: "50fa7b", token: "attribute.name" },
        { foreground: "f1fa8c", token: "attribute.value" },
        { foreground: "6272a4", token: "comment.html" },
        { foreground: "f8f8f2", token: "text.html" }
        ],
        colors: {
        "editor.foreground": "#f8f8f2",
        "editor.background": "#282a36",
        "editor.selectionBackground": "#44475a",
        "editor.lineHighlightBackground": "#44475a",
        "editorCursor.foreground": "#f8f8f0",
        "editorWhitespace.foreground": "#3B3A32",
        "editorIndentGuide.activeBackground": "#9D550FB0",
        "editor.selectionHighlightBorder": "#222218"
        }
    },
    // You can add more themes here in the future
    };

    // APEX environment check
    function isApexEnvironmentValid() {
    return typeof apex !== 'undefined' &&
            typeof apex.env !== 'undefined' &&
            typeof apex.env.APP_ID !== 'undefined' &&
            parseInt(apex.env.APP_ID, 10) >= 3000 &&
            parseInt(apex.env.APP_ID, 10) <= 8999;
    }

    // Private methods
    function defineTheme(themeName) {
    const theme = themes[themeName];
    if (theme) {
        monaco.editor.defineTheme(`xyz-${themeName}`, theme);
    } else {
        console.error(`Theme '${themeName}' not found`);
    }
    }

    function switchTheme(themeName) {
    defineTheme(themeName);
    monaco.editor.setTheme(`xyz-${themeName}`);
    }

    // Public methods
    return {
    initializeEditor: function() {
        if (typeof monaco === 'object' && isApexEnvironmentValid()) {
        monaco.editor.onDidCreateEditor(() => {
            this.switchToTheme(xyzUserTheme);
        });
        this.switchToTheme(xyzUserTheme);
        } else {
        window.addEventListener('load', () => this.initializeEditor());
        }
    },
    switchToTheme: function(themeName) {
        setTimeout(() => switchTheme(themeName), 0);
    },
    addTheme: function(themeName, themeDefinition) {
        themes[themeName] = themeDefinition;
    }
    };
})();

// Initialize the Monaco Editor with the theme manager
XYZMonacoThemeManager.initializeEditor();