// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * plugin.js
 *
 * @package   local_kopere_dashboard
 * @copyright 2026 Eduardo Kraus {@link https://eduardokraus.com}
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

/**
 * TinyMCE version 7.5.1 (TBD)
 */

(function() {
    'use strict';

    var global$4 = tinymce.util.Tools.resolve('tinymce.PluginManager');

    const getPrototypeOf = Object.getPrototypeOf;
    const hasProto = (v, constructor, predicate) => {
        var _a;
        if (predicate(v, constructor.prototype)) {
            return true;
        } else {
            return ((_a = v.constructor) === null || _a === void 0 ? void 0 : _a.name) === constructor.name;
        }
    };
    const typeOf = x => {
        const t = typeof x;
        if (x === null) {
            return 'null';
        } else if (t === 'object' && Array.isArray(x)) {
            return 'array';
        } else if (t === 'object' && hasProto(x, String, (o, proto) => proto.isPrototypeOf(o))) {
            return 'string';
        } else {
            return t;
        }
    };
    const isType = type => value => typeOf(value) === type;
    const isSimpleType = type => value => typeof value === type;
    const eq = t => a => t === a;
    const is = (value, constructor) => isObject(value) && hasProto(value, constructor, (o, proto) => getPrototypeOf(o) === proto);
    const isString = isType('string');
    const isObject = isType('object');
    const isPlainObject = value => is(value, Object);
    const isArray = isType('array');
    const isNull = eq(null);
    const isBoolean = isSimpleType('boolean');
    const isNullable = a => a === null || a === undefined;
    const isNonNullable = a => !isNullable(a);
    const isFunction = isSimpleType('function');
    const isNumber = isSimpleType('number');
    const isArrayOf = (value, pred) => {
        if (isArray(value)) {
            for (let i = 0, len = value.length; i < len; ++i) {
                if (!pred(value[i])) {
                    return false;
                }
            }
            return true;
        }
        return false;
    };

    const noop = () => {
    };

    class Optional {
        constructor(tag, value) {
            this.tag = tag;
            this.value = value;
        }

        static some(value) {
            return new Optional(true, value);
        }

        static none() {
            return Optional.singletonNone;
        }

        fold(onNone, onSome) {
            if (this.tag) {
                return onSome(this.value);
            } else {
                return onNone();
            }
        }

        isSome() {
            return this.tag;
        }

        isNone() {
            return !this.tag;
        }

        map(mapper) {
            if (this.tag) {
                return Optional.some(mapper(this.value));
            } else {
                return Optional.none();
            }
        }

        bind(binder) {
            if (this.tag) {
                return binder(this.value);
            } else {
                return Optional.none();
            }
        }

        exists(predicate) {
            return this.tag && predicate(this.value);
        }

        forall(predicate) {
            return !this.tag || predicate(this.value);
        }

        filter(predicate) {
            if (!this.tag || predicate(this.value)) {
                return this;
            } else {
                return Optional.none();
            }
        }

        getOr(replacement) {
            return this.tag ? this.value : replacement;
        }

        or(replacement) {
            return this.tag ? this : replacement;
        }

        getOrThunk(thunk) {
            return this.tag ? this.value : thunk();
        }

        orThunk(thunk) {
            return this.tag ? this : thunk();
        }

        getOrDie(message) {
            if (!this.tag) {
                throw new Error(message !== null && message !== void 0 ? message : 'Called getOrDie on None');
            } else {
                return this.value;
            }
        }

        static from(value) {
            return isNonNullable(value) ? Optional.some(value) : Optional.none();
        }

        getOrNull() {
            return this.tag ? this.value : null;
        }

        getOrUndefined() {
            return this.value;
        }

        each(worker) {
            if (this.tag) {
                worker(this.value);
            }
        }

        toArray() {
            return this.tag ? [this.value] : [];
        }

        toString() {
            return this.tag ? `some(${ this.value })` : 'none()';
        }
    }

    Optional.singletonNone = new Optional(false);

    const keys = Object.keys;
    const hasOwnProperty = Object.hasOwnProperty;
    const each = (obj, f) => {
        const props = keys(obj);
        for (let k = 0, len = props.length; k < len; k++) {
            const i = props[k];
            const x = obj[i];
            f(x, i);
        }
    };
    const objAcc = r => (x, i) => {
        r[i] = x;
    };
    const internalFilter = (obj, pred, onTrue, onFalse) => {
        each(obj, (x, i) => {
            (pred(x, i) ? onTrue : onFalse)(x, i);
        });
    };
    const filter = (obj, pred) => {
        const t = {};
        internalFilter(obj, pred, objAcc(t), noop);
        return t;
    };
    const has = (obj, key) => hasOwnProperty.call(obj, key);
    const hasNonNullableKey = (obj, key) => has(obj, key) && obj[key] !== undefined && obj[key] !== null;

    const nativePush = Array.prototype.push;
    const flatten = xs => {
        const r = [];
        for (let i = 0, len = xs.length; i < len; ++i) {
            if (!isArray(xs[i])) {
                throw new Error('Arr.flatten item ' + i + ' was not an array, input: ' + xs);
            }
            nativePush.apply(r, xs[i]);
        }
        return r;
    };
    const get = (xs, i) => i >= 0 && i < xs.length ? Optional.some(xs[i]) : Optional.none();
    const head = xs => get(xs, 0);
    const findMap = (arr, f) => {
        for (let i = 0; i < arr.length; i++) {
            const r = f(arr[i], i);
            if (r.isSome()) {
                return r;
            }
        }
        return Optional.none();
    };

    typeof window !== 'undefined' ? window : Function('return this;')();

    const rawSet = (dom, key, value) => {
        if (isString(value) || isBoolean(value) || isNumber(value)) {
            dom.setAttribute(key, value + '');
        } else {
            console.error('Invalid call to Attribute.set. Key ', key, ':: Value ', value, ':: Element ', dom);
            throw new Error('Attribute value was not simple');
        }
    };
    const set = (element, key, value) => {
        rawSet(element.dom, key, value);
    };
    const remove = (element, key) => {
        element.dom.removeAttribute(key);
    };

    const fromHtml = (html, scope) => {
        const doc = scope || document;
        const div = doc.createElement('div');
        div.innerHTML = html;
        if (!div.hasChildNodes() || div.childNodes.length > 1) {
            const message = 'HTML does not have a single root node';
            console.error(message, html);
            throw new Error(message);
        }
        return fromDom(div.childNodes[0]);
    };
    const fromTag = (tag, scope) => {
        const doc = scope || document;
        const node = doc.createElement(tag);
        return fromDom(node);
    };
    const fromText = (text, scope) => {
        const doc = scope || document;
        const node = doc.createTextNode(text);
        return fromDom(node);
    };
    const fromDom = node => {
        if (node === null || node === undefined) {
            throw new Error('Node cannot be null or undefined');
        }
        return {dom : node};
    };
    const fromPoint = (docElm, x, y) => Optional.from(docElm.dom.elementFromPoint(x, y)).map(fromDom);
    const SugarElement = {
        fromHtml,
        fromTag,
        fromText,
        fromDom,
        fromPoint
    };

    var global$3 = tinymce.util.Tools.resolve('tinymce.dom.DOMUtils');

    var global$2 = tinymce.util.Tools.resolve('tinymce.util.URI');

    const isNotEmpty = s => s.length > 0;

    const option = name => editor => editor.options.get(name);
    const register$2 = editor => {
        const registerOption = editor.options.register;
        registerOption('image_dimensions', {
            processor : 'boolean',
            default   : true
        });
        registerOption('image_advtab', {
            processor : 'boolean',
            default   : false
        });
        registerOption('image_uploadtab', {
            processor : 'boolean',
            default   : true
        });
        registerOption('image_prepend_url', {
            processor : 'string',
            default   : ''
        });
        registerOption('image_class_list', {processor : 'object[]'});
        registerOption('image_description', {
            processor : 'boolean',
            default   : true
        });
        registerOption('image_title', {
            processor : 'boolean',
            default   : false
        });
        registerOption('image_caption', {
            processor : 'boolean',
            default   : false
        });
        registerOption('image_list', {
            processor : value => {
                const valid = value === false || isString(value) || isArrayOf(value, isObject) || isFunction(value);
                return valid ? {
                    value,
                    valid
                } : {
                    valid   : false,
                    message : 'Must be false, a string, an array or a function.'
                };
            },
            default   : false
        });
    };
    const hasDimensions = option('image_dimensions');
    const hasAdvTab = option('image_advtab');
    const hasUploadTab = option('image_uploadtab');
    const getPrependUrl = option('image_prepend_url');
    const getClassList = option('image_class_list');
    const hasDescription = option('image_description');
    const hasImageTitle = option('image_title');
    const hasImageCaption = option('image_caption');
    const getImageList = option('image_list');
    const showAccessibilityOptions = option('a11y_advanced_options');
    const isAutomaticUploadsEnabled = option('automatic_uploads');
    const hasUploadUrl = editor => isNotEmpty(editor.options.get('images_upload_url'));
    const hasUploadHandler = editor => isNonNullable(editor.options.get('images_upload_handler'));

    const parseIntAndGetMax = (val1, val2) => Math.max(parseInt(val1, 10), parseInt(val2, 10));
    const getImageSize = url => new Promise(callback => {
        const img = document.createElement('img');
        const done = dimensions => {
            img.onload = img.onerror = null;
            if (img.parentNode) {
                img.parentNode.removeChild(img);
            }
            callback(dimensions);
        };
        img.onload = () => {
            const width = parseIntAndGetMax(img.width, img.clientWidth);
            const height = parseIntAndGetMax(img.height, img.clientHeight);
            const dimensions = {
                width,
                height
            };
            done(Promise.resolve(dimensions));
        };
        img.onerror = () => {
            done(Promise.reject(`Failed to get image dimensions for: ${ url }`));
        };
        const style = img.style;
        style.visibility = 'hidden';
        style.position = 'fixed';
        style.bottom = style.left = '0px';
        style.width = style.height = 'auto';
        document.body.appendChild(img);
        img.src = url;
    });
    const removePixelSuffix = value => {
        if (value) {
            value = value.replace(/px$/, '');
        }
        return value;
    };
    const addPixelSuffix = value => {
        if (value.length > 0 && /^[0-9]+$/.test(value)) {
            value += 'px';
        }
        return value;
    };
    const mergeMargins = css => {
        if (css.margin) {
            const splitMargin = String(css.margin).split(' ');
            switch (splitMargin.length) {
                case 1:
                    css['margin-top'] = css['margin-top'] || splitMargin[0];
                    css['margin-right'] = css['margin-right'] || splitMargin[0];
                    css['margin-bottom'] = css['margin-bottom'] || splitMargin[0];
                    css['margin-left'] = css['margin-left'] || splitMargin[0];
                    break;
                case 2:
                    css['margin-top'] = css['margin-top'] || splitMargin[0];
                    css['margin-right'] = css['margin-right'] || splitMargin[1];
                    css['margin-bottom'] = css['margin-bottom'] || splitMargin[0];
                    css['margin-left'] = css['margin-left'] || splitMargin[1];
                    break;
                case 3:
                    css['margin-top'] = css['margin-top'] || splitMargin[0];
                    css['margin-right'] = css['margin-right'] || splitMargin[1];
                    css['margin-bottom'] = css['margin-bottom'] || splitMargin[2];
                    css['margin-left'] = css['margin-left'] || splitMargin[1];
                    break;
                case 4:
                    css['margin-top'] = css['margin-top'] || splitMargin[0];
                    css['margin-right'] = css['margin-right'] || splitMargin[1];
                    css['margin-bottom'] = css['margin-bottom'] || splitMargin[2];
                    css['margin-left'] = css['margin-left'] || splitMargin[3];
            }
            delete css.margin;
        }
        return css;
    };
    const createImageList = (editor, callback) => {
        const imageList = getImageList(editor);
        if (isString(imageList)) {
            fetch(imageList).then(res => {
                if (res.ok) {
                    res.json().then(callback);
                }
            });
        } else if (isFunction(imageList)) {
            imageList(callback);
        } else {
            callback(imageList);
        }
    };
    const waitLoadImage = (editor, data, imgElm) => {
        const selectImage = () => {
            imgElm.onload = imgElm.onerror = null;
            if (editor.selection) {
                editor.selection.select(imgElm);
                editor.nodeChanged();
            }
        };
        imgElm.onload = () => {
            if (!data.width && !data.height && hasDimensions(editor)) {
                editor.dom.setAttribs(imgElm, {
                    width  : String(imgElm.clientWidth),
                    height : String(imgElm.clientHeight)
                });
            }
            selectImage();
        };
        imgElm.onerror = selectImage;
    };
    const blobToDataUri = blob => new Promise((resolve, reject) => {
        const reader = new FileReader();
        reader.onload = () => {
            resolve(reader.result);
        };
        reader.onerror = () => {
            var _a;
            reject((_a = reader.error) === null || _a === void 0 ? void 0 : _a.message);
        };
        reader.readAsDataURL(blob);
    });
    const isPlaceholderImage = imgElm => imgElm.nodeName === 'IMG' && (imgElm.hasAttribute('data-mce-object') || imgElm.hasAttribute('data-mce-placeholder'));
    const isSafeImageUrl = (editor, src) => {
        const getOption = editor.options.get;
        return global$2.isDomSafe(src, 'img', {
            allow_html_data_urls : getOption('allow_html_data_urls'),
            allow_script_urls    : getOption('allow_script_urls'),
            allow_svg_data_urls  : getOption('allow_svg_data_urls')
        });
    };

    const DOM = global$3.DOM;
    const getHspace = image => {
        if (image.style.marginLeft && image.style.marginRight && image.style.marginLeft === image.style.marginRight) {
            return removePixelSuffix(image.style.marginLeft);
        } else {
            return '';
        }
    };
    const getVspace = image => {
        if (image.style.marginTop && image.style.marginBottom && image.style.marginTop === image.style.marginBottom) {
            return removePixelSuffix(image.style.marginTop);
        } else {
            return '';
        }
    };
    const getBorder = image => {
        if (image.style.borderWidth) {
            return removePixelSuffix(image.style.borderWidth);
        } else {
            return '';
        }
    };
    const getAttrib = (image, name) => {
        var _a;
        if (image.hasAttribute(name)) {
            return (_a = image.getAttribute(name)) !== null && _a !== void 0 ? _a : '';
        } else {
            return '';
        }
    };
    const hasCaption = image => image.parentNode !== null && image.parentNode.nodeName === 'FIGURE';
    const updateAttrib = (image, name, value) => {
        if (value === '' || value === null) {
            image.removeAttribute(name);
        } else {
            image.setAttribute(name, value);
        }
    };
    const wrapInFigure = image => {
        const figureElm = DOM.create('figure', {class : 'image'});
        DOM.insertAfter(figureElm, image);
        figureElm.appendChild(image);
        figureElm.appendChild(DOM.create('figcaption', {contentEditable : 'true'}, 'Caption'));
        figureElm.contentEditable = 'false';
    };
    const removeFigure = image => {
        const figureElm = image.parentNode;
        if (isNonNullable(figureElm)) {
            DOM.insertAfter(image, figureElm);
            DOM.remove(figureElm);
        }
    };
    const toggleCaption = image => {
        if (hasCaption(image)) {
            removeFigure(image);
        } else {
            wrapInFigure(image);
        }
    };
    const normalizeStyle = (image, normalizeCss) => {
        const attrValue = image.getAttribute('style');
        const value = normalizeCss(attrValue !== null ? attrValue : '');
        if (value.length > 0) {
            image.setAttribute('style', value);
            image.setAttribute('data-mce-style', value);
        } else {
            image.removeAttribute('style');
        }
    };
    const setSize = (name, normalizeCss) => (image, name, value) => {
        const styles = image.style;
        if (styles[name]) {
            styles[name] = addPixelSuffix(value);
            normalizeStyle(image, normalizeCss);
        } else {
            updateAttrib(image, name, value);
        }
    };
    const getSize = (image, name) => {
        if (image.style[name]) {
            return removePixelSuffix(image.style[name]);
        } else {
            return getAttrib(image, name);
        }
    };
    const setHspace = (image, value) => {
        const pxValue = addPixelSuffix(value);
        image.style.marginLeft = pxValue;
        image.style.marginRight = pxValue;
    };
    const setVspace = (image, value) => {
        const pxValue = addPixelSuffix(value);
        image.style.marginTop = pxValue;
        image.style.marginBottom = pxValue;
    };
    const setBorder = (image, value) => {
        const pxValue = addPixelSuffix(value);
        image.style.borderWidth = pxValue;
    };
    const setBorderStyle = (image, value) => {
        image.style.borderStyle = value;
    };
    const getBorderStyle = image => {
        var _a;
        return (_a = image.style.borderStyle) !== null && _a !== void 0 ? _a : '';
    };
    const isFigure = elm => isNonNullable(elm) && elm.nodeName === 'FIGURE';
    const isImage = elm => elm.nodeName === 'IMG';
    const getIsDecorative = image => DOM.getAttrib(image, 'alt').length === 0 && DOM.getAttrib(image, 'role') === 'presentation';
    const getAlt = image => {
        if (getIsDecorative(image)) {
            return '';
        } else {
            return getAttrib(image, 'alt');
        }
    };
    const defaultData = () => ({
        src          : '',
        alt          : '',
        title        : '',
        width        : '',
        height       : '',
        class        : '',
        style        : '',
        caption      : false,
        hspace       : '',
        vspace       : '',
        border       : '',
        borderStyle  : '',
        isDecorative : false
    });
    const getStyleValue = (normalizeCss, data) => {
        var _a;
        const image = document.createElement('img');
        updateAttrib(image, 'style', data.style);
        if (getHspace(image) || data.hspace !== '') {
            setHspace(image, data.hspace);
        }
        if (getVspace(image) || data.vspace !== '') {
            setVspace(image, data.vspace);
        }
        if (getBorder(image) || data.border !== '') {
            setBorder(image, data.border);
        }
        if (getBorderStyle(image) || data.borderStyle !== '') {
            setBorderStyle(image, data.borderStyle);
        }
        return normalizeCss((_a = image.getAttribute('style')) !== null && _a !== void 0 ? _a : '');
    };
    const create = (normalizeCss, data) => {
        const image = document.createElement('img');
        write(normalizeCss, {
            ...data,
            caption : false
        }, image);
        setAlt(image, data.alt, data.isDecorative);
        if (data.caption) {
            const figure = DOM.create('figure', {class : 'image'});
            figure.appendChild(image);
            figure.appendChild(DOM.create('figcaption', {contentEditable : 'true'}, 'Caption'));
            figure.contentEditable = 'false';
            return figure;
        } else {
            return image;
        }
    };
    const read = (normalizeCss, image) => ({
        src          : getAttrib(image, 'src'),
        alt          : getAlt(image),
        title        : getAttrib(image, 'title'),
        width        : getSize(image, 'width'),
        height       : getSize(image, 'height'),
        class        : getAttrib(image, 'class'),
        style        : normalizeCss(getAttrib(image, 'style')),
        caption      : hasCaption(image),
        hspace       : getHspace(image),
        vspace       : getVspace(image),
        border       : getBorder(image),
        borderStyle  : getBorderStyle(image),
        isDecorative : getIsDecorative(image)
    });
    const updateProp = (image, oldData, newData, name, set) => {
        if (newData[name] !== oldData[name]) {
            set(image, name, String(newData[name]));
        }
    };
    const setAlt = (image, alt, isDecorative) => {
        if (isDecorative) {
            DOM.setAttrib(image, 'role', 'presentation');
            const sugarImage = SugarElement.fromDom(image);
            set(sugarImage, 'alt', '');
        } else {
            if (isNull(alt)) {
                const sugarImage = SugarElement.fromDom(image);
                remove(sugarImage, 'alt');
            } else {
                const sugarImage = SugarElement.fromDom(image);
                set(sugarImage, 'alt', alt);
            }
            if (DOM.getAttrib(image, 'role') === 'presentation') {
                DOM.setAttrib(image, 'role', '');
            }
        }
    };
    const updateAlt = (image, oldData, newData) => {
        if (newData.alt !== oldData.alt || newData.isDecorative !== oldData.isDecorative) {
            setAlt(image, newData.alt, newData.isDecorative);
        }
    };
    const normalized = (set, normalizeCss) => (image, name, value) => {
        set(image, value);
        normalizeStyle(image, normalizeCss);
    };
    const write = (normalizeCss, newData, image) => {
        const oldData = read(normalizeCss, image);
        updateProp(image, oldData, newData, 'caption', (image, _name, _value) => toggleCaption(image));
        updateProp(image, oldData, newData, 'src', updateAttrib);
        updateProp(image, oldData, newData, 'title', updateAttrib);
        updateProp(image, oldData, newData, 'width', setSize('width', normalizeCss));
        updateProp(image, oldData, newData, 'height', setSize('height', normalizeCss));
        updateProp(image, oldData, newData, 'class', updateAttrib);
        updateProp(image, oldData, newData, 'style', normalized((image, value) => updateAttrib(image, 'style', value), normalizeCss));
        updateProp(image, oldData, newData, 'hspace', normalized(setHspace, normalizeCss));
        updateProp(image, oldData, newData, 'vspace', normalized(setVspace, normalizeCss));
        updateProp(image, oldData, newData, 'border', normalized(setBorder, normalizeCss));
        updateProp(image, oldData, newData, 'borderStyle', normalized(setBorderStyle, normalizeCss));
        updateAlt(image, oldData, newData);
    };

    const normalizeCss$1 = (editor, cssText) => {
        const css = editor.dom.styles.parse(cssText);
        const mergedCss = mergeMargins(css);
        const compressed = editor.dom.styles.parse(editor.dom.styles.serialize(mergedCss));
        return editor.dom.styles.serialize(compressed);
    };
    const getSelectedImage = editor => {
        const imgElm = editor.selection.getNode();
        const figureElm = editor.dom.getParent(imgElm, 'figure.image');
        if (figureElm) {
            return editor.dom.select('img', figureElm)[0];
        }
        if (imgElm && (imgElm.nodeName !== 'IMG' || isPlaceholderImage(imgElm))) {
            return null;
        }
        return imgElm;
    };
    const splitTextBlock = (editor, figure) => {
        var _a;
        const dom = editor.dom;
        const textBlockElements = filter(editor.schema.getTextBlockElements(), (_, parentElm) => !editor.schema.isValidChild(parentElm, 'figure'));
        const textBlock = dom.getParent(figure.parentNode, node => hasNonNullableKey(textBlockElements, node.nodeName), editor.getBody());
        if (textBlock) {
            return (_a = dom.split(textBlock, figure)) !== null && _a !== void 0 ? _a : figure;
        } else {
            return figure;
        }
    };
    const readImageDataFromSelection = editor => {
        const image = getSelectedImage(editor);
        return image ? read(css => normalizeCss$1(editor, css), image) : defaultData();
    };
    const insertImageAtCaret = (editor, data) => {
        const elm = create(css => normalizeCss$1(editor, css), data);
        editor.dom.setAttrib(elm, 'data-mce-id', '__mcenew');
        editor.focus();
        editor.selection.setContent(elm.outerHTML);
        const insertedElm = editor.dom.select('*[data-mce-id="__mcenew"]')[0];
        editor.dom.setAttrib(insertedElm, 'data-mce-id', null);
        if (isFigure(insertedElm)) {
            const figure = splitTextBlock(editor, insertedElm);
            editor.selection.select(figure);
        } else {
            editor.selection.select(insertedElm);
        }
    };
    const syncSrcAttr = (editor, image) => {
        editor.dom.setAttrib(image, 'src', image.getAttribute('src'));
    };
    const deleteImage = (editor, image) => {
        if (image) {
            const elm = editor.dom.is(image.parentNode, 'figure.image') ? image.parentNode : image;
            editor.dom.remove(elm);
            editor.focus();
            editor.nodeChanged();
            if (editor.dom.isEmpty(editor.getBody())) {
                editor.setContent('');
                editor.selection.setCursorLocation();
            }
        }
    };
    const writeImageDataToSelection = (editor, data) => {
        const image = getSelectedImage(editor);
        if (image) {
            write(css => normalizeCss$1(editor, css), data, image);
            syncSrcAttr(editor, image);
            if (isFigure(image.parentNode)) {
                const figure = image.parentNode;
                splitTextBlock(editor, figure);
                editor.selection.select(image.parentNode);
            } else {
                editor.selection.select(image);
                waitLoadImage(editor, data, image);
            }
        }
    };
    const sanitizeImageData = (editor, data) => {
        const src = data.src;
        return {
            ...data,
            src : isSafeImageUrl(editor, src) ? src : ''
        };
    };
    const insertOrUpdateImage = (editor, partialData) => {
        const image = getSelectedImage(editor);
        if (image) {
            const selectedImageData = read(css => normalizeCss$1(editor, css), image);
            const data = {
                ...selectedImageData,
                ...partialData
            };
            const sanitizedData = sanitizeImageData(editor, data);
            if (data.src) {
                writeImageDataToSelection(editor, sanitizedData);
            } else {
                deleteImage(editor, image);
            }
        } else if (partialData.src) {
            insertImageAtCaret(editor, {
                ...defaultData(),
                ...partialData
            });
        }
    };

    const deep = (old, nu) => {
        const bothObjects = isPlainObject(old) && isPlainObject(nu);
        return bothObjects ? deepMerge(old, nu) : nu;
    };
    const baseMerge = merger => {
        return (...objects) => {
            if (objects.length === 0) {
                throw new Error(`Can't merge zero objects`);
            }
            const ret = {};
            for (let j = 0; j < objects.length; j++) {
                const curObject = objects[j];
                for (const key in curObject) {
                    if (has(curObject, key)) {
                        ret[key] = merger(ret[key], curObject[key]);
                    }
                }
            }
            return ret;
        };
    };
    const deepMerge = baseMerge(deep);

    var global$1 = tinymce.util.Tools.resolve('tinymce.util.ImageUploader');

    var global = tinymce.util.Tools.resolve('tinymce.util.Tools');

    const getValue = item => isString(item.value) ? item.value : '';
    const getText = item => {
        if (isString(item.text)) {
            return item.text;
        } else if (isString(item.title)) {
            return item.title;
        } else {
            return '';
        }
    };
    const sanitizeList = (list, extractValue) => {
        const out = [];
        global.each(list, item => {
            const text = getText(item);
            if (item.menu !== undefined) {
                const items = sanitizeList(item.menu, extractValue);
                out.push({
                    text,
                    items
                });
            } else {
                const value = extractValue(item);
                out.push({
                    text,
                    value
                });
            }
        });
        return out;
    };
    const sanitizer = (extractor = getValue) => list => {
        if (list) {
            return Optional.from(list).map(list => sanitizeList(list, extractor));
        } else {
            return Optional.none();
        }
    };
    const sanitize = list => sanitizer(getValue)(list);
    const isGroup = item => has(item, 'items');
    const findEntryDelegate = (list, value) => findMap(list, item => {
        if (isGroup(item)) {
            return findEntryDelegate(item.items, value);
        } else if (item.value === value) {
            return Optional.some(item);
        } else {
            return Optional.none();
        }
    });
    const findEntry = (optList, value) => optList.bind(list => findEntryDelegate(list, value));
    const ListUtils = {
        sanitizer,
        sanitize,
        findEntry
    };

    const makeTab$2 = _info => ({
        title : 'Advanced',
        name  : 'advanced',
        items : [{
            type    : 'grid',
            columns : 2,
            items   : [
                {
                    type      : 'input',
                    label     : 'Vertical space',
                    name      : 'vspace',
                    inputMode : 'numeric'
                },
                {
                    type      : 'input',
                    label     : 'Horizontal space',
                    name      : 'hspace',
                    inputMode : 'numeric'
                },
                {
                    type      : 'input',
                    label     : 'Border width',
                    name      : 'border',
                    inputMode : 'numeric'
                },
                {
                    type  : 'listbox',
                    name  : 'borderstyle',
                    label : 'Border style',
                    items : [
                        {
                            text  : 'Select...',
                            value : ''
                        },
                        {
                            text  : 'Solid',
                            value : 'solid'
                        },
                        {
                            text  : 'Dotted',
                            value : 'dotted'
                        },
                        {
                            text  : 'Dashed',
                            value : 'dashed'
                        },
                        {
                            text  : 'Double',
                            value : 'double'
                        },
                        {
                            text  : 'Groove',
                            value : 'groove'
                        },
                        {
                            text  : 'Ridge',
                            value : 'ridge'
                        },
                        {
                            text  : 'Inset',
                            value : 'inset'
                        },
                        {
                            text  : 'Outset',
                            value : 'outset'
                        },
                        {
                            text  : 'None',
                            value : 'none'
                        },
                        {
                            text  : 'Hidden',
                            value : 'hidden'
                        }
                    ]
                }
            ]
        }]
    });
    const AdvTab = {makeTab : makeTab$2};

    const collect = editor => {
        const urlListSanitizer = ListUtils.sanitizer(item => editor.convertURL(item.value || item.url || '', 'src'));
        const futureImageList = new Promise(completer => {
            createImageList(editor, imageList => {
                completer(urlListSanitizer(imageList).map(items => flatten([
                    [{
                        text  : 'None',
                        value : ''
                    }],
                    items
                ])));
            });
        });
        const classList = ListUtils.sanitize(getClassList(editor));
        const hasAdvTab$1 = hasAdvTab(editor);
        const hasUploadTab$1 = hasUploadTab(editor);
        const hasUploadUrl$1 = hasUploadUrl(editor);
        const hasUploadHandler$1 = hasUploadHandler(editor);
        const image = readImageDataFromSelection(editor);
        const hasDescription$1 = hasDescription(editor);
        const hasImageTitle$1 = hasImageTitle(editor);
        const hasDimensions$1 = hasDimensions(editor);
        const hasImageCaption$1 = hasImageCaption(editor);
        const hasAccessibilityOptions = showAccessibilityOptions(editor);
        const automaticUploads = isAutomaticUploadsEnabled(editor);
        const prependURL = Optional.some(getPrependUrl(editor)).filter(preUrl => isString(preUrl) && preUrl.length > 0);
        return futureImageList.then(imageList => ({
            image,
            imageList,
            classList,
            hasAdvTab        : hasAdvTab$1,
            hasUploadTab     : hasUploadTab$1,
            hasUploadUrl     : hasUploadUrl$1,
            hasUploadHandler : hasUploadHandler$1,
            hasDescription   : hasDescription$1,
            hasImageTitle    : hasImageTitle$1,
            hasDimensions    : hasDimensions$1,
            hasImageCaption  : hasImageCaption$1,
            prependURL,
            hasAccessibilityOptions,
            automaticUploads
        }));
    };

    const makeItems = info => {
        const imageUrl = {
            name        : 'src',
            type        : 'urlinput',
            filetype    : 'image',
            label       : 'Source',
            picker_text : 'Browse files'
        };
        const imageList = info.imageList.map(items => ({
            name  : 'images',
            type  : 'listbox',
            label : 'Image list',
            items
        }));
        const imageDescription = {
            name    : 'alt',
            type    : 'input',
            label   : 'Alternative description',
            enabled : !(info.hasAccessibilityOptions && info.image.isDecorative)
        };
        const imageTitle = {
            name  : 'title',
            type  : 'input',
            label : 'Image title'
        };
        const imageDimensions = {
            name : 'dimensions',
            type : 'sizeinput'
        };
        const isDecorative = {
            type  : 'label',
            label : 'Accessibility',
            items : [{
                name  : 'isDecorative',
                type  : 'checkbox',
                label : 'Image is decorative'
            }]
        };
        const classList = info.classList.map(items => ({
            name  : 'classes',
            type  : 'listbox',
            label : 'Class',
            items
        }));
        const caption = {
            type  : 'label',
            label : 'Caption',
            items : [{
                type  : 'checkbox',
                name  : 'caption',
                label : 'Show caption'
            }]
        };
        const getDialogContainerType = useColumns => useColumns ? {
            type    : 'grid',
            columns : 2
        } : {type : 'panel'};
        return flatten([
            [imageUrl],
            imageList.toArray(),
            info.hasAccessibilityOptions && info.hasDescription ? [isDecorative] : [],
            info.hasDescription ? [imageDescription] : [],
            info.hasImageTitle ? [imageTitle] : [],
            info.hasDimensions ? [imageDimensions] : [],
            [{
                ...getDialogContainerType(info.classList.isSome() && info.hasImageCaption),
                items : flatten([
                    classList.toArray(),
                    info.hasImageCaption ? [caption] : []
                ])
            }]
        ]);
    };
    const makeTab$1 = info => ({
        title : 'General',
        name  : 'general',
        items : makeItems(info)
    });
    const MainTab = {
        makeTab : makeTab$1,
        makeItems
    };

    const makeTab = _info => {
        const items = [{
            type : 'dropzone',
            name : 'fileinput'
        }];
        return {
            title : 'Upload',
            name  : 'upload',
            items
        };
    };
    const UploadTab = {makeTab};

    const createState = info => ({
        prevImage : ListUtils.findEntry(info.imageList, info.image.src),
        prevAlt   : info.image.alt,
        open      : true
    });
    const fromImageData = image => ({
        src          : {
            value : image.src,
            meta  : {}
        },
        images       : image.src,
        alt          : image.alt,
        title        : image.title,
        dimensions   : {
            width  : image.width,
            height : image.height
        },
        classes      : image.class,
        caption      : image.caption,
        style        : image.style,
        vspace       : image.vspace,
        border       : image.border,
        hspace       : image.hspace,
        borderstyle  : image.borderStyle,
        fileinput    : [],
        isDecorative : image.isDecorative
    });
    const toImageData = (data, removeEmptyAlt) => ({
        src          : data.src.value,
        alt          : (data.alt === null || data.alt.length === 0) && removeEmptyAlt ? null : data.alt,
        title        : data.title,
        width        : data.dimensions.width,
        height       : data.dimensions.height,
        class        : data.classes,
        style        : data.style,
        caption      : data.caption,
        hspace       : data.hspace,
        vspace       : data.vspace,
        border       : data.border,
        borderStyle  : data.borderstyle,
        isDecorative : data.isDecorative
    });
    const addPrependUrl2 = (info, srcURL) => {
        if (!/^(?:[a-zA-Z]+:)?\/\//.test(srcURL)) {
            return info.prependURL.bind(prependUrl => {
                if (srcURL.substring(0, prependUrl.length) !== prependUrl) {
                    return Optional.some(prependUrl + srcURL);
                }
                return Optional.none();
            });
        }
        return Optional.none();
    };
    const addPrependUrl = (info, api) => {
        const data = api.getData();
        addPrependUrl2(info, data.src.value).each(srcURL => {
            api.setData({
                src : {
                    value : srcURL,
                    meta  : data.src.meta
                }
            });
        });
    };
    const formFillFromMeta2 = (info, data, meta) => {
        if (info.hasDescription && isString(meta.alt)) {
            data.alt = meta.alt;
        }
        if (info.hasAccessibilityOptions) {
            data.isDecorative = meta.isDecorative || data.isDecorative || false;
        }
        if (info.hasImageTitle && isString(meta.title)) {
            data.title = meta.title;
        }
        if (info.hasDimensions) {
            if (isString(meta.width)) {
                data.dimensions.width = meta.width;
            }
            if (isString(meta.height)) {
                data.dimensions.height = meta.height;
            }
        }
        if (isString(meta.class)) {
            ListUtils.findEntry(info.classList, meta.class).each(entry => {
                data.classes = entry.value;
            });
        }
        if (info.hasImageCaption) {
            if (isBoolean(meta.caption)) {
                data.caption = meta.caption;
            }
        }
        if (info.hasAdvTab) {
            if (isString(meta.style)) {
                data.style = meta.style;
            }
            if (isString(meta.vspace)) {
                data.vspace = meta.vspace;
            }
            if (isString(meta.border)) {
                data.border = meta.border;
            }
            if (isString(meta.hspace)) {
                data.hspace = meta.hspace;
            }
            if (isString(meta.borderstyle)) {
                data.borderstyle = meta.borderstyle;
            }
        }
    };
    const formFillFromMeta = (info, api) => {
        const data = api.getData();
        const meta = data.src.meta;
        if (meta !== undefined) {
            const newData = deepMerge({}, data);
            formFillFromMeta2(info, newData, meta);
            api.setData(newData);
        }
    };
    const calculateImageSize = (helpers, info, state, api) => {
        const data = api.getData();
        const url = data.src.value;
        const meta = data.src.meta || {};
        if (!meta.width && !meta.height && info.hasDimensions) {
            if (isNotEmpty(url)) {
                helpers.imageSize(url).then(size => {
                    if (state.open) {
                        api.setData({dimensions : size});
                    }
                }).catch(e => console.error(e));
            } else {
                api.setData({
                    dimensions : {
                        width  : '',
                        height : ''
                    }
                });
            }
        }
    };
    const updateImagesDropdown = (info, state, api) => {
        const data = api.getData();
        const image = ListUtils.findEntry(info.imageList, data.src.value);
        state.prevImage = image;
        api.setData({images : image.map(entry => entry.value).getOr('')});
    };
    const changeSrc = (helpers, info, state, api) => {
        addPrependUrl(info, api);
        formFillFromMeta(info, api);
        calculateImageSize(helpers, info, state, api);
        updateImagesDropdown(info, state, api);
    };
    const changeImages = (helpers, info, state, api) => {
        const data = api.getData();
        const image = ListUtils.findEntry(info.imageList, data.images);
        image.each(img => {
            const updateAlt = data.alt === '' || state.prevImage.map(image => image.text === data.alt).getOr(false);
            if (updateAlt) {
                if (img.value === '') {
                    api.setData({
                        src : img,
                        alt : state.prevAlt
                    });
                } else {
                    api.setData({
                        src : img,
                        alt : img.text
                    });
                }
            } else {
                api.setData({src : img});
            }
        });
        state.prevImage = image;
        changeSrc(helpers, info, state, api);
    };
    const changeFileInput = (helpers, info, state, api) => {
        const data = api.getData();
        api.block('Uploading image');
        head(data.fileinput).fold(() => {
            api.unblock();
        }, file => {
            const blobUri = URL.createObjectURL(file);
            const finalize = () => {
                api.unblock();
                URL.revokeObjectURL(blobUri);
            };
            const updateSrcAndSwitchTab = url => {
                api.setData({
                    src : {
                        value : url,
                        meta  : {}
                    }
                });
                api.showTab('general');
                changeSrc(helpers, info, state, api);
                api.focus('src');
            };
            blobToDataUri(file).then(dataUrl => {
                const blobInfo = helpers.createBlobCache(file, blobUri, dataUrl);
                if (info.automaticUploads) {
                    helpers.uploadImage(blobInfo).then(result => {
                        updateSrcAndSwitchTab(result.url);
                        finalize();
                    }).catch(err => {
                        finalize();
                        helpers.alertErr(err, () => {
                            api.focus('fileinput');
                        });
                    });
                } else {
                    helpers.addToBlobCache(blobInfo);
                    updateSrcAndSwitchTab(blobInfo.blobUri());
                    api.unblock();
                }
            });
        });
    };
    const changeHandler = (helpers, info, state) => (api, evt) => {
        if (evt.name === 'src') {
            changeSrc(helpers, info, state, api);
        } else if (evt.name === 'images') {
            changeImages(helpers, info, state, api);
        } else if (evt.name === 'alt') {
            state.prevAlt = api.getData().alt;
        } else if (evt.name === 'fileinput') {
            changeFileInput(helpers, info, state, api);
        } else if (evt.name === 'isDecorative') {
            api.setEnabled('alt', !api.getData().isDecorative);
        }
    };
    const closeHandler = state => () => {
        state.open = false;
    };
    const makeDialogBody = info => {
        if (info.hasAdvTab || info.hasUploadUrl || info.hasUploadHandler) {
            const tabPanel = {
                type : 'tabpanel',
                tabs : flatten([
                    [MainTab.makeTab(info)],
                    info.hasAdvTab ? [AdvTab.makeTab(info)] : [],
                    info.hasUploadTab && (info.hasUploadUrl || info.hasUploadHandler) ? [UploadTab.makeTab(info)] : []
                ])
            };
            return tabPanel;
        } else {
            const panel = {
                type  : 'panel',
                items : MainTab.makeItems(info)
            };
            return panel;
        }
    };
    const submitHandler = (editor, info, helpers) => api => {
        const data = deepMerge(fromImageData(info.image), api.getData());
        const finalData = {
            ...data,
            style : getStyleValue(helpers.normalizeCss, toImageData(data, false))
        };
        editor.execCommand('mceUpdateImage', false, toImageData(finalData, info.hasAccessibilityOptions));
        editor.editorUpload.uploadImagesAuto();
        api.close();
    };
    const imageSize = editor => url => {
        if (!isSafeImageUrl(editor, url)) {
            return Promise.resolve({
                width  : '',
                height : ''
            });
        } else {
            return getImageSize(editor.documentBaseURI.toAbsolute(url)).then(dimensions => ({
                width  : String(dimensions.width),
                height : String(dimensions.height)
            }));
        }
    };
    const createBlobCache = editor => (file, blobUri, dataUrl) => {
        var _a;
        return editor.editorUpload.blobCache.create({
            blob     : file,
            blobUri,
            name     : (_a = file.name) === null || _a === void 0 ? void 0 : _a.replace(/\.[^\.]+$/, ''),
            filename : file.name,
            base64   : dataUrl.split(',')[1]
        });
    };
    const addToBlobCache = editor => blobInfo => {
        editor.editorUpload.blobCache.add(blobInfo);
    };
    const alertErr = editor => (message, callback) => {
        editor.windowManager.alert(message, callback);
    };
    const normalizeCss = editor => cssText => normalizeCss$1(editor, cssText);
    const parseStyle = editor => cssText => editor.dom.parseStyle(cssText);
    const serializeStyle = editor => (stylesArg, name) => editor.dom.serializeStyle(stylesArg, name);
    const uploadImage = editor => blobInfo => global$1(editor).upload([blobInfo], false).then(results => {
        var _a;
        if (results.length === 0) {
            return Promise.reject('Failed to upload image');
        } else if (results[0].status === false) {
            return Promise.reject((_a = results[0].error) === null || _a === void 0 ? void 0 : _a.message);
        } else {
            return results[0];
        }
    });
    const Dialog = editor => {
        const helpers = {
            imageSize       : imageSize(editor),
            addToBlobCache  : addToBlobCache(editor),
            createBlobCache : createBlobCache(editor),
            alertErr        : alertErr(editor),
            normalizeCss    : normalizeCss(editor),
            parseStyle      : parseStyle(editor),
            serializeStyle  : serializeStyle(editor),
            uploadImage     : uploadImage(editor)
        };
        const open = () => {
            collect(editor).then(info => {
                const state = createState(info);
                return {
                    title       : 'Insert/Edit Image',
                    size        : 'normal',
                    body        : makeDialogBody(info),
                    buttons     : [
                        {
                            type : 'cancel',
                            name : 'cancel',
                            text : 'Cancel'
                        },
                        {
                            type    : 'submit',
                            name    : 'save',
                            text    : 'Save',
                            primary : true
                        }
                    ],
                    initialData : fromImageData(info.image),
                    onSubmit    : submitHandler(editor, info, helpers),
                    onChange    : changeHandler(helpers, info, state),
                    onClose     : closeHandler(state)
                };
            }).then(editor.windowManager.open);
        };
        return {open};
    };

    const register$1 = editor => {
        editor.addCommand('mceImage', Dialog(editor).open);
        editor.addCommand('mceUpdateImage', (_ui, data) => {
            editor.undoManager.transact(() => insertOrUpdateImage(editor, data));
        });
    };

    const hasImageClass = node => {
        const className = node.attr('class');
        return isNonNullable(className) && /\bimage\b/.test(className);
    };
    const toggleContentEditableState = state => nodes => {
        let i = nodes.length;
        const toggleContentEditable = node => {
            node.attr('contenteditable', state ? 'true' : null);
        };
        while (i--) {
            const node = nodes[i];
            if (hasImageClass(node)) {
                node.attr('contenteditable', state ? 'false' : null);
                global.each(node.getAll('figcaption'), toggleContentEditable);
            }
        }
    };
    const setup = editor => {
        editor.on('PreInit', () => {
            editor.parser.addNodeFilter('figure', toggleContentEditableState(true));
            editor.serializer.addNodeFilter('figure', toggleContentEditableState(false));
        });
    };

    const onSetupEditable = editor => api => {
        const nodeChanged = () => {
            api.setEnabled(editor.selection.isEditable());
        };
        editor.on('NodeChange', nodeChanged);
        nodeChanged();
        return () => {
            editor.off('NodeChange', nodeChanged);
        };
    };
    const register = editor => {
        editor.ui.registry.addToggleButton('image', {
            icon     : 'image',
            tooltip  : 'Insert/edit image',
            onAction : Dialog(editor).open,
            onSetup  : buttonApi => {
                buttonApi.setActive(isNonNullable(getSelectedImage(editor)));
                const unbindSelectorChanged = editor.selection.selectorChangedWithUnbind('img:not([data-mce-object]):not([data-mce-placeholder]),figure.image', buttonApi.setActive).unbind;
                const unbindEditable = onSetupEditable(editor)(buttonApi);
                return () => {
                    unbindSelectorChanged();
                    unbindEditable();
                };
            }
        });
        editor.ui.registry.addMenuItem('image', {
            icon     : 'image',
            text     : 'Image...',
            onAction : Dialog(editor).open,
            onSetup  : onSetupEditable(editor)
        });
        editor.ui.registry.addContextMenu('image', {update : element => editor.selection.isEditable() && (isFigure(element) || isImage(element) && !isPlaceholderImage(element)) ? ['image'] : []});
    };

    var Plugin = () => {
        global$4.add('image', editor => {
            register$2(editor);
            setup(editor);
            register(editor);
            register$1(editor);
        });
    };

    Plugin();

})();
