<?php declare(strict_types = 1);
/*
** Zabbix
** Copyright (C) 2001-2021 Zabbix SIA
**
** This program 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 2 of the License, or
** (at your option) any later version.
**
** This program 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 this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
**/


class CInputSecret extends CInput {

	/**
	 * Default CSS class name for HTML root element.
	 */
	public const ZBX_STYLE_CLASS = 'input-secret';

	/**
	 * Style for change value button.
	 */
	public const ZBX_STYLE_BTN_CHANGE = 'btn-change';

	/**
	 * Add initialization javascript code.
	 *
	 * @var bool
	 */
	protected $add_post_js;

	/**
	 * CInputSecret constructor.
	 *
	 * @param string $name         Input element name attribute.
	 * @param string $value        Input element value attribute.
	 * @param bool   $add_post_js  Add initialization javascript, default true.
	 */
	public function __construct(string $name, string $value = null, $add_post_js = true) {
		parent::__construct('text', $name, $value);

		$this->add_post_js = $add_post_js;
		$this->setAttribute('name', $name);
		$this->setId(uniqid('input-secret-'));

		if ($value !== null) {
			$this->setAttribute('value', $value);
		}
	}

	/**
	 * Get content of all Javascript code.
	 *
	 * @return string  Javascript code.
	 */
	public function getPostJS(): string {
		return 'jQuery("#'.$this->getId().'").inputSecret();';
	}

	public function toString($destroy = true) {
		$node = (new CDiv())
			->setId($this->getId())
			->addClass(self::ZBX_STYLE_CLASS);
		$name = $this->getAttribute('name');
		$value = $this->getAttribute('value');
		$maxlength = ($this->getAttribute('maxlength') === null) ? 255 : $this->getAttribute('maxlength');

		if ($value === null) {
			$node->addItem([
				(new CPassBox($name, ZBX_SECRET_MASK, $maxlength))->setAttribute('disabled', 'disabled'),
				(new CButton(null, _('Set new value')))
					->setId(zbx_formatDomId($name.'[btn]'))
					->setAttribute('disabled', $this->getAttribute('disabled'))
					->addClass(self::ZBX_STYLE_BTN_CHANGE)
			]);
		}
		else {
			$node->addItem(new CPassBox($name, $value, $maxlength));
		}

		if ($this->add_post_js) {
			zbx_add_post_js($this->getPostJS());
		}

		return $node->toString(true);
	}
}
