<?php
/**
 * Authserver, an OAuth2-based single-signon authentication provider written in PHP.
 *
 * Copyright (C) $today.date  Lars Vierbergen
 *
 * his program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

namespace vierbergenlars\AuthserverExternalAccountBundle\ValueObject;


class Button
{
    /**
     * @var string
     */
    private $label;

    /**
     * @var string
     */
    private $url;

    /**
     * @var string|null
     */
    private $icon = null;

    /**
     * @var string
     */
    private $style = 'default';

    public function __construct(array $config)
    {
        $valid = ['label', 'url', 'icon', 'style'];
        foreach($config as $k => $v)
        {
            if(!in_array($k, $valid))
                throw new \LogicException(sprintf('Configuration key "%s" is not valid.', $k));
            $this->{$k} = $v;
        }

        $required = ['label', 'url'];

        foreach($required as $k)
        {
            if(!$this->{$k})
                throw new \LogicException(sprintf('Configuration key "%s" is missing', $k));
        }
    }

    /**
     * @return string
     */
    public function getLabel()
    {
        return $this->label;
    }

    /**
     * @param string $label
     * @return Button
     */
    public function setLabel($label)
    {
        $this->label = $label;

        return $this;
    }

    /**
     * @return string
     */
    public function getUrl()
    {
        return $this->url;
    }

    /**
     * @param string $url
     * @return Button
     */
    public function setUrl($url)
    {
        $this->url = $url;

        return $this;
    }

    /**
     * @return null|string
     */
    public function getIcon()
    {
        return $this->icon;
    }

    /**
     * @param null|string $icon
     * @return Button
     */
    public function setIcon($icon)
    {
        $this->icon = $icon;

        return $this;
    }

    /**
     * @return string
     */
    public function getStyle()
    {
        return $this->style;
    }

    /**
     * @param string $style
     * @return Button
     */
    public function setStyle($style)
    {
        $this->style = $style;

        return $this;
    }
}