/*!
 * Jodit Editor (https://xdsoft.net/jodit/)
 * License GNU General Public License version 2 or later;
 * Copyright 2013-2019 Valeriy Chupurnov https://xdsoft.net
 */

import { $$, debounce } from '../modules/helpers/';
import { IJodit } from '../types';

const JODIT_IMAGE_PROCESSOR_BINDED = '__jodit_imageprocessor_binded';

/**
 * Change editor's size after load all images
 *
 * @param {Jodit} editor
 */
export function imageProcessor(editor: IJodit) {
    editor.events.on(
        'change afterInit',
        debounce(() => {
            if (editor.editor) {
                $$('img', editor.editor).forEach((elm: HTMLElement) => {
                    if (!(elm as any)[JODIT_IMAGE_PROCESSOR_BINDED]) {
                        (elm as any)[JODIT_IMAGE_PROCESSOR_BINDED] = true;
                        if (!(elm as HTMLImageElement).complete) {
                            elm.addEventListener(
                                'load',
                                function ElementOnLoad() {
                                    editor.events &&
                                        editor.events.fire &&
                                        editor.events.fire('resize');
                                    elm.removeEventListener(
                                        'load',
                                        ElementOnLoad
                                    );
                                }
                            );
                        }
                        editor.events.on(elm, 'mousedown touchstart', () => {
                            editor.selection.select(elm);
                        });
                    }
                });
            }
        }, editor.defaultTimeout)
    );
}