/*!
 * Jodit Editor (https://xdsoft.net/jodit/)
 * Licensed under GNU General Public License version 2 or later or a commercial license or MIT;
 * For GPL see LICENSE-GPL.txt in the project root for license information.
 * For MIT see LICENSE-MIT.txt in the project root for license information.
 * For commercial licenses see https://xdsoft.net/jodit/commercial/
 * Copyright (c) 2013-2019 Valeriy Chupurnov. All rights reserved. https://xdsoft.net
 */

import { Config } from '../Config';
import { IDictionary, IJodit } from '../types';
import { IControlType } from '../types/toolbar';

Config.prototype.controls.subscript = {
	tags: ['sub'],
	tooltip: 'subscript'
} as IControlType;

Config.prototype.controls.superscript = {
	tags: ['sup'],
	tooltip: 'superscript'
} as IControlType;

Config.prototype.controls.bold = {
	tagRegExp: /^(strong|b)$/i,
	tags: ['strong', 'b'],
	css: {
		'font-weight': ['bold', '700']
	},
	tooltip: 'Bold'
} as IControlType;

Config.prototype.controls.italic = {
	tagRegExp: /^(em|i)$/i,
	tags: ['em', 'i'],
	css: {
		'font-style': 'italic'
	},
	tooltip: 'Italic'
} as IControlType;

Config.prototype.controls.underline = {
	tagRegExp: /^(u)$/i,
	tags: ['u'],
	css: {
		'text-decoration': 'underline'
	},
	tooltip: 'Underline'
} as IControlType;
Config.prototype.controls.strikethrough = {
	tagRegExp: /^(s)$/i,
	tags: ['s'],
	css: {
		'text-decoration': 'line-through'
	},
	tooltip: 'Strike through'
} as IControlType;

/**
 * Bold plugin - change B to Strong, i to Em
 */
export function bold(editor: IJodit) {
	const callBack = (command: string): false => {
		const control: IControlType = Config.defaultOptions.controls[
				command
			] as IControlType,
			cssOptions:
				| IDictionary<string | string[]>
				| IDictionary<(editor: IJodit, value: string) => boolean> = {
				...control.css
			},
			cssRules: IDictionary<string> = {};

		Object.keys(cssOptions).forEach((key: string) => {
			cssRules[key] = Array.isArray(cssOptions[key])
				? (cssOptions[key] as any)[0]
				: cssOptions[key];
		});

		editor.selection.applyCSS(
			cssRules,
			control.tags ? control.tags[0] : undefined,
			control.css as any
		);

		editor.events.fire('synchro');

		return false;
	};

	editor
		.registerCommand('bold', {
			exec: callBack,
			hotkeys: ['ctrl+b', 'cmd+b']
		})

		.registerCommand('italic', {
			exec: callBack,
			hotkeys: ['ctrl+i', 'cmd+i']
		})

		.registerCommand('underline', {
			exec: callBack,
			hotkeys: ['ctrl+u', 'cmd+u']
		})

		.registerCommand('strikethrough', {
			exec: callBack
		});
}