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<?php
/**
 * Copyright (C) 2020 Xibo Signage Ltd
 *
 * Xibo - Digital Signage - http://www.xibo.org.uk
 *
 * This file is part of Xibo.
 *
 * Xibo 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
 * any later version.
 *
 * Xibo 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 Xibo.  If not, see <http://www.gnu.org/licenses/>.
 */
namespace Xibo\Widget;

use Respect\Validation\Validator as v;
use Slim\Http\Response as Response;
use Slim\Http\ServerRequest as Request;
use Xibo\Support\Exception\InvalidArgumentException;

/**
 * Class WebPage
 * @package Xibo\Widget
 */
class WebPage extends ModuleWidget
{
    /** @inheritdoc */
    public function layoutDesignerJavaScript()
    {
        return 'webpage-designer-javascript';
    }

/** @inheritdoc */
    public function installFiles()
    {
        // Extends parent's method
        parent::installFiles();
        
        $this->mediaFactory->createModuleSystemFile(PROJECT_ROOT . '/modules/xibo-webpage-render.js')->save();
    }
    
    /**
     * Edit a Webpage Widget
     *
     * @SWG\Put(
     *  path="/playlist/widget/{widgetId}?webpage",
     *  operationId="WidgetWebpageEdit",
     *  tags={"widget"},
     *  summary="Edit a Web page Widget",
     *  description="Edit a Web page Widget. This call will replace existing Widget object, all not supplied parameters will be set to default.",
     *  @SWG\Parameter(
     *      name="widgetId",
     *      in="path",
     *      description="The WidgetId to Edit",
     *      type="integer",
     *      required=true
     *   ),
     *  @SWG\Parameter(
     *      name="name",
     *      in="formData",
     *      description="Optional Widget Name",
     *      type="string",
     *      required=false
     *  ),
     *  @SWG\Parameter(
     *      name="duration",
     *      in="formData",
     *      description="The Web page Duration",
     *      type="integer",
     *      required=false
     *  ),
     *  @SWG\Parameter(
     *      name="useDuration",
     *      in="formData",
     *      description="(0, 1) Select 1 only if you will provide duration parameter as well",
     *      type="integer",
     *      required=false
     *  ),
     *  @SWG\Parameter(
     *      name="enableStat",
     *      in="formData",
     *      description="The option (On, Off, Inherit) to enable the collection of Widget Proof of Play statistics",
     *      type="string",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="transparency",
     *      in="formData",
     *      description=" flag (0,1) should the HTML be shown with a transparent background?",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="uri",
     *      in="formData",
     *      description=" string containing the location (URL) of the web page",
     *      type="string",
     *      required=true
     *   ),
     *  @SWG\Parameter(
     *      name="scaling",
     *      in="formData",
     *      description="For Manual position the percentage to scale the Web page (0-100)",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="offsetLeft",
     *      in="formData",
     *      description="For Manual position, the starting point from the left in pixels",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="offsetTop",
     *      in="formData",
     *      description="For Manual position, the starting point from the Top in pixels",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="pageWidth",
     *      in="formData",
     *      description="For Manual Position and Best Fit, The width of the page - if empty it will use region width",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="pageHeight",
     *      in="formData",
     *      description="For Manual Position and Best Fit, The height of the page - if empty it will use region height",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="modeId",
     *      in="formData",
     *      description="The mode option for Web page, 1- Open Natively, 2- Manual Position, 3- Best Ft",
     *      type="integer",
     *      required=true
     *   ),
     *  @SWG\Parameter(
     *      name="isPreNavigate",
     *      in="formData",
     *      description="Flag (0,1) - Should this Widget be loaded off screen so that it is made ready in the background? Dynamic content will run.",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Response(
     *      response=204,
     *      description="successful operation",
     *      @SWG\Schema(ref="#/definitions/Widget")
     *  )
     * )
     *
     * @inheritDoc
     */
    public function edit(Request $request, Response $response): Response
    {
        $sanitizedParams = $this->getSanitizer($request->getParams());

$this->setOption('xmds', true);
        $this->setUseDuration($sanitizedParams->getCheckbox('useDuration'));
        $this->setDuration($sanitizedParams->getInt('duration', ['default' => $this->getDuration()]));
        $this->setOption('name', $sanitizedParams->getString('name'));
        $this->setOption('enableStat', $sanitizedParams->getString('enableStat'));
        $this->setOption('transparency', $sanitizedParams->getCheckbox('transparency'));
        $this->setOption('uri', urlencode($sanitizedParams->getString('uri')));
        $this->setOption('scaling', $sanitizedParams->getInt('scaling'));
        $this->setOption('offsetLeft', $sanitizedParams->getInt('offsetLeft'));
        $this->setOption('offsetTop', $sanitizedParams->getInt('offsetTop'));
        $this->setOption('pageWidth', $sanitizedParams->getInt('pageWidth'));
        $this->setOption('pageHeight', $sanitizedParams->getInt('pageHeight'));
        $this->setOption('modeid', $sanitizedParams->getInt('modeId'));
        $this->setOption('isPreNavigate', $sanitizedParams->getCheckbox('isPreNavigate'));

// Save the widget
        $this->isValid();
        $this->saveWidget();

return $response;
    }

/** @inheritdoc */
    public function preview($width, $height, $scaleOverride = 0)
    {
        // If we are opening the web page natively on the device, then we cannot offer a preview
        if ($this->getOption('modeid') == 1)
            return $this->previewIcon();

return parent::preview($width, $height, $scaleOverride);
    }

/** @inheritdoc */
    public function getResource($displayId = 0)
    {
        // Load in the template
        $data = [];

// Replace the View Port Width?
        $data['viewPortWidth'] = $this->isPreview() ? $this->region->width : '[[ViewPortWidth]]';

// Work out the url
        $url = urldecode($this->getOption('uri'));
        $url = (preg_match('/^' . preg_quote('http') . "/", $url)) ? $url : 'http://' . $url;

// Set the iFrame dimensions
        $iFrameWidth = $this->getOption('pageWidth');
        $iFrameHeight = $this->getOption('pageHeight');

$options = array(
            'modeId' => $this->getOption('modeid'),
            'originalWidth' => intval($this->region->width),
            'originalHeight' => intval($this->region->height),
            'iframeWidth' => intval(($iFrameWidth == '' || $iFrameWidth == 0) ? $this->region->width : $iFrameWidth),
            'iframeHeight' => intval(($iFrameHeight == '' || $iFrameHeight == 0) ? $this->region->height : $iFrameHeight),
            'offsetTop' => intval($this->getOption('offsetTop', 0)),
            'offsetLeft' => intval($this->getOption('offsetLeft', 0)),
            'scale' => ($this->getOption('scaling', 100) / 100)
        );

// Head Content
        $headContent = '<style>#iframe { border:0; }</style>';
        $data['head'] = $headContent;

// Body content
        // Replace the Body Content with our generated text
        $data['body'] = '<iframe id="iframe" scrolling="no" frameborder="0" src="' . $url . '"></iframe>';

// After body content
        $javaScriptContent = '<script type="text/javascript" src="' . $this->getResourceUrl('vendor/jquery.min.js') . '"></script>';
        $javaScriptContent .= '<script type="text/javascript" src="' . $this->getResourceUrl('xibo-layout-scaler.js') . '"></script>';
        $javaScriptContent .= '<script type="text/javascript" src="' . $this->getResourceUrl('xibo-webpage-render.js') . '"></script>';
        $javaScriptContent .= '<script type="text/javascript">var xiboICTargetId = ' . $this->getWidgetId() . ';</script>';
        $javaScriptContent .= '<script type="text/javascript" src="' . $this->getResourceUrl('xibo-interactive-control.min.js') . '"></script>';
        $javaScriptContent .= '<script>
            var options = ' . json_encode($options) . '
            $(document).ready(function() {
                $("#content").xiboLayoutScaler(options);
                $("#iframe").xiboIframeScaler(options);
            });
            </script>';

// Replace the After body Content
        $data['javaScript'] = $javaScriptContent;

return $this->renderTemplate($data);
    }

/** @inheritdoc */
    public function isValid()
    {
        if (!v::url()->notEmpty()->validate(urldecode($this->getOption('uri')))) {
            throw new InvalidArgumentException(__('Please enter a link'), 'uri');
        }

if ($this->getUseDuration() == 1 && $this->getDuration() == 0) {
            throw new InvalidArgumentException(__('You must enter a duration.'), 'duration');
        }

if ($this->getOption('modeid') == null) {
            throw new InvalidArgumentException(__('You must select a mode.'), 'modeid');
        }

return self::$STATUS_PLAYER;
    }

/** @inheritdoc */
    public function getCacheDuration()
    {
        // We have a long cache interval because we don't depend on any external data.
        return 86400 * 365;
    }
}