<?php
/*
 * Copyright (C) 2023 Xibo Signage Ltd
 *
 * Xibo - Digital Signage - https://xibosignage.com
 *
 * 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\Controller;

use Carbon\Carbon;
use GuzzleHttp\Psr7\Stream;
use Intervention\Image\ImageManagerStatic as Img;
use Mimey\MimeTypes;
use Parsedown;
use Psr\Http\Message\ResponseInterface;
use Slim\Http\Response as Response;
use Slim\Http\ServerRequest as Request;
use Stash\Interfaces\PoolInterface;
use Stash\Item;
use Xibo\Entity\Region;
use Xibo\Entity\Session;
use Xibo\Event\TemplateProviderImportEvent;
use Xibo\Factory\CampaignFactory;
use Xibo\Factory\DataSetFactory;
use Xibo\Factory\DisplayGroupFactory;
use Xibo\Factory\LayoutFactory;
use Xibo\Factory\MediaFactory;
use Xibo\Factory\ModuleFactory;
use Xibo\Factory\PlaylistFactory;
use Xibo\Factory\ResolutionFactory;
use Xibo\Factory\TagFactory;
use Xibo\Factory\UserFactory;
use Xibo\Factory\UserGroupFactory;
use Xibo\Factory\WidgetFactory;
use Xibo\Helper\DateFormatHelper;
use Xibo\Helper\Environment;
use Xibo\Helper\LayoutUploadHandler;
use Xibo\Helper\Profiler;
use Xibo\Helper\SendFile;
use Xibo\Helper\Status;
use Xibo\Service\MediaService;
use Xibo\Service\MediaServiceInterface;
use Xibo\Support\Exception\AccessDeniedException;
use Xibo\Support\Exception\GeneralException;
use Xibo\Support\Exception\InvalidArgumentException;
use Xibo\Support\Exception\NotFoundException;
use Xibo\Widget\Render\WidgetDownloader;
use Xibo\Widget\SubPlaylistItem;

/**
 * Class Layout
 * @package Xibo\Controller
 *
 */
class Layout extends Base
{
    /**
     * @var Session
     */
    private $session;

    /**
     * @var UserFactory
     */
    private $userFactory;

    /**
     * @var ResolutionFactory
     */
    private $resolutionFactory;

    /**
     * @var LayoutFactory
     */
    private $layoutFactory;

    /**
     * @var ModuleFactory
     */
    private $moduleFactory;

    /**
     * @var UserGroupFactory
     */
    private $userGroupFactory;

    /**
     * @var TagFactory
     */
    private $tagFactory;

    /**
     * @var MediaFactory
     */
    private $mediaFactory;

    /** @var  DataSetFactory */
    private $dataSetFactory;

    /** @var  CampaignFactory */
    private $campaignFactory;

    /** @var  DisplayGroupFactory */
    private $displayGroupFactory;

    /** @var PoolInterface */
    private $pool;

    /** @var MediaServiceInterface */
    private $mediaService;
    private WidgetFactory $widgetFactory;
    private PlaylistFactory $playlistFactory;

    /**
     * Set common dependencies.
     * @param Session $session
     * @param UserFactory $userFactory
     * @param ResolutionFactory $resolutionFactory
     * @param LayoutFactory $layoutFactory
     * @param ModuleFactory $moduleFactory
     * @param UserGroupFactory $userGroupFactory
     * @param TagFactory $tagFactory
     * @param MediaFactory $mediaFactory
     * @param DataSetFactory $dataSetFactory
     * @param CampaignFactory $campaignFactory
     * @param $displayGroupFactory
     */
    public function __construct(
        $session,
        $userFactory,
        $resolutionFactory,
        $layoutFactory,
        $moduleFactory,
        $userGroupFactory,
        $tagFactory,
        $mediaFactory,
        $dataSetFactory,
        $campaignFactory,
        $displayGroupFactory,
        $pool,
        MediaServiceInterface $mediaService,
        WidgetFactory $widgetFactory,
        PlaylistFactory $playlistFactory,
    ) {
        $this->session = $session;
        $this->userFactory = $userFactory;
        $this->resolutionFactory = $resolutionFactory;
        $this->layoutFactory = $layoutFactory;
        $this->moduleFactory = $moduleFactory;
        $this->userGroupFactory = $userGroupFactory;
        $this->tagFactory = $tagFactory;
        $this->mediaFactory = $mediaFactory;
        $this->dataSetFactory = $dataSetFactory;
        $this->campaignFactory = $campaignFactory;
        $this->displayGroupFactory = $displayGroupFactory;
        $this->pool = $pool;
        $this->mediaService = $mediaService;
        $this->widgetFactory = $widgetFactory;
        $this->playlistFactory = $playlistFactory;
    }

    /**
     * @return LayoutFactory
     */
    public function getLayoutFactory()
    {
        return $this->layoutFactory;
    }

    /**
     * @return DataSetFactory
     */
    public function getDataSetFactory()
    {
        return $this->dataSetFactory;
    }

    /**
     * Displays the Layout Page
     * @param Request $request
     * @param Response $response
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws GeneralException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    function displayPage(Request $request, Response $response)
    {
        // Call to render the template
        $this->getState()->template = 'layout-page';

        return $this->render($request, $response);
    }

    /**
     * Display the Layout Designer
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function displayDesigner(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->loadById($id);
        $sanitizedParams = $this->getSanitizer($request->getParams());

        if (!$this->getUser()->checkEditable($layout))
            throw new AccessDeniedException();

        // Get the parent layout if it's editable
        if ($layout->isEditable()) {
            // Get the Layout using the Draft ID
            $layout = $this->layoutFactory->getByParentId($id);
        }

        // Work out our resolution, if it does not exist, create it.
        try {
            if ($layout->schemaVersion < 2) {
                $resolution = $this->resolutionFactory->getByDesignerDimensions($layout->width, $layout->height);
            } else {
                $resolution = $this->resolutionFactory->getByDimensions($layout->width, $layout->height);
            }
        } catch (NotFoundException $notFoundException) {
            $this->getLog()->info('Layout Designer with an unknown resolution, we will create it with name: ' . $layout->width . ' x ' . $layout->height);

            $resolution = $this->resolutionFactory->create($layout->width . ' x ' . $layout->height, (int)$layout->width, (int)$layout->height);
            $resolution->userId = $this->userFactory->getSystemUser()->userId;
            $resolution->save();
        }

        $moduleFactory = $this->moduleFactory;
        $isTemplate = $layout->hasTag('template');

        // Get a list of timezones
        $timeZones = [];
        foreach (DateFormatHelper::timezoneList() as $key => $value) {
            $timeZones[] = ['id' => $key, 'value' => $value];
        }

        // Set up any JavaScript translations
        $data = [
            'publishedLayoutId' => $id,
            'layout' => $layout,
            'resolution' => $resolution,
            'isTemplate' => $isTemplate,
            'zoom' => $sanitizedParams->getDouble('zoom', [
                'default' => $this->getUser()->getOptionValue('defaultDesignerZoom', 1)
            ]),
            'users' => $this->userFactory->query(),
            'modules' => $moduleFactory->getAssignableModules(),
            'timeZones' => $timeZones,
        ];

        // Call the render the template
        $this->getState()->template = 'layout-designer-page';
        $this->getState()->setData($data);

        return $this->render($request, $response);
    }

    /**
     * Add a Layout
     * @SWG\Post(
     *  path="/layout",
     *  operationId="layoutAdd",
     *  tags={"layout"},
     *  summary="Add a Layout",
     *  description="Add a new Layout to the CMS",
     *  @SWG\Parameter(
     *      name="name",
     *      in="formData",
     *      description="The layout name",
     *      type="string",
     *      required=false
     *  ),
     *  @SWG\Parameter(
     *      name="description",
     *      in="formData",
     *      description="The layout description",
     *      type="string",
     *      required=false
     *  ),
     *  @SWG\Parameter(
     *      name="layoutId",
     *      in="formData",
     *      description="If the Layout should be created with a Template, provide the ID, otherwise don't provide",
     *      type="integer",
     *      required=false
     *  ),
     *  @SWG\Parameter(
     *      name="resolutionId",
     *      in="formData",
     *      description="If a Template is not provided, provide the resolutionId for this Layout.",
     *      type="integer",
     *      required=false
     *  ),
     *  @SWG\Parameter(
     *      name="returnDraft",
     *      in="formData",
     *      description="Should we return the Draft Layout or the Published Layout on Success?",
     *      type="boolean",
     *      required=false
     *  ),
     *  @SWG\Parameter(
     *      name="code",
     *      in="formData",
     *      description="Code identifier for this Layout",
     *      type="string",
     *      required=false
     *  ),
     *  @SWG\Parameter(
     *      name="folderId",
     *      in="formData",
     *      description="Folder ID to which this object should be assigned to",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Response(
     *      response=201,
     *      description="successful operation",
     *      @SWG\Schema(ref="#/definitions/Layout"),
     *      @SWG\Header(
     *          header="Location",
     *          description="Location of the new record",
     *          type="string"
     *      )
     *  )
     * )
     *
     * @param Request $request
     * @param Response $response
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function add(Request $request, Response $response)
    {
        $sanitizedParams = $this->getSanitizer($request->getParams());

        $name = $sanitizedParams->getString('name');
        $description = $sanitizedParams->getString('description');
        $enableStat = $sanitizedParams->getCheckbox('enableStat');
        $autoApplyTransitions = $this->getConfig()->getSetting('DEFAULT_TRANSITION_AUTO_APPLY');
        $code = $sanitizedParams->getString('code', ['defaultOnEmptyString' => true]);

        // Folders
        $folderId = $sanitizedParams->getInt('folderId');
        if ($folderId === 1) {
            $this->checkRootFolderAllowSave();
        }

        if (empty($folderId) || !$this->getUser()->featureEnabled('folder.view')) {
            $folderId = $this->getUser()->homeFolderId;
        }

        // Name
        if (empty($name)) {
            // Create our own name for this layout.
            $name = sprintf(__('Untitled %s'), Carbon::now()->format(DateFormatHelper::getSystemFormat()));
        }

        // Tags
        if ($this->getUser()->featureEnabled('tag.tagging')) {
            $tags = $this->tagFactory->tagsFromString($sanitizedParams->getString('tags'));
        } else {
            $tags = [];
        }

        $templateId = $sanitizedParams->getString('layoutId');
        $resolutionId = $sanitizedParams->getInt('resolutionId');
        $template = null;

        // If we have a templateId provided then we create from there.
        if (!empty($templateId)) {
            $this->getLog()->debug('add: loading template for clone operation. templateId: ' . $templateId);

            // Load the template
            $template = $this->layoutFactory->loadById($templateId);

            // Empty all the ID's
            $layout = clone $template;

            // Overwrite our new properties
            $layout->layout = $name;
            $layout->description = $description;
            $layout->code = $code;
            $layout->updateTagLinks($tags);

            $this->getLog()->debug('add: loaded and cloned, about to setOwner. templateId: ' . $templateId);

            // Set the owner
            $layout->setOwner($this->getUser()->userId, true);
        } else {
            $this->getLog()->debug('add: no template, using resolution: ' . $resolutionId);

            // Empty template so we create a blank layout with the provided resolution
            if (empty($resolutionId)) {
                // Pick landscape
                $resolution = $this->resolutionFactory->getByDimensions(1920, 1080);
                $resolutionId = $resolution->resolutionId;

                $this->getLog()->debug('add: no resolution resolved: ' . $resolutionId);
            }

            $layout = $this->layoutFactory->createFromResolution(
                $resolutionId,
                $this->getUser()->userId,
                $name,
                $description,
                $tags,
                $code,
                false
            );
        }

        // Set layout enableStat flag
        $layout->enableStat = $enableStat;

        // Set auto apply transitions flag
        $layout->autoApplyTransitions = $autoApplyTransitions;

        // set folderId
        $layout->folderId = $folderId;

        // Save
        $layout->save(['appendCountOnDuplicate' => true]);

        if ($templateId != null && $template !== null) {
            $layout->copyActions($layout, $template);
            // set Layout original values to current values
            $layout->setOriginals();
        }

        $allRegions = array_merge($layout->regions, $layout->drawers);
        foreach ($allRegions as $region) {
            /* @var Region $region */
            if ($templateId != null && $template !== null) {
                // Match our original region id to the id in the parent layout
                $original = $template->getRegionOrDrawer($region->getOriginalValue('regionId'));

                // Make sure Playlist closure table from the published one are copied over
                $original->getPlaylist()->cloneClosureTable($region->getPlaylist()->playlistId);

                // set Region original values to current values
                $region->setOriginals();
                foreach ($region->regionPlaylist->widgets as $widget) {
                    // set Widget original values to current values
                    $widget->setOriginals();
                }
            }
            $campaign = $this->campaignFactory->getById($layout->campaignId);

            $playlist = $region->getPlaylist();
            $playlist->folderId = $campaign->folderId;
            $playlist->permissionsFolderId = $campaign->permissionsFolderId;
            $playlist->save();
        }

        $this->getLog()->debug('Layout Added');

        // Automatically checkout the new layout for edit
        $layout = $this->layoutFactory->checkoutLayout($layout, $sanitizedParams->getCheckbox('returnDraft'));

        // Return
        $this->getState()->hydrate([
            'httpStatus' => 201,
            'message' => sprintf(__('Added %s'), $layout->layout),
            'id' => $layout->layoutId,
            'data' => $layout
        ]);

        return $this->render($request, $response);
    }

    /**
     * Edit Layout
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     * @SWG\Put(
     *  path="/layout/{layoutId}",
     *  operationId="layoutEdit",
     *  summary="Edit Layout",
     *  description="Edit a Layout",
     *  tags={"layout"},
     *  @SWG\Parameter(
     *      name="layoutId",
     *      type="integer",
     *      in="path",
     *      required=true
     *  ),
     *  @SWG\Parameter(
     *      name="name",
     *      in="formData",
     *      description="The Layout Name",
     *      type="string",
     *      required=true
     *   ),
     *  @SWG\Parameter(
     *      name="description",
     *      in="formData",
     *      description="The Layout Description",
     *      type="string",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="tags",
     *      in="formData",
     *      description="A comma separated list of Tags",
     *      type="string",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="retired",
     *      in="formData",
     *      description="A flag indicating whether this Layout is retired.",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="enableStat",
     *      in="formData",
     *      description="Flag indicating whether the Layout stat is enabled",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="code",
     *      in="formData",
     *      description="Code identifier for this Layout",
     *      type="string",
     *      required=false
     *  ),
     *  @SWG\Parameter(
     *      name="folderId",
     *      in="formData",
     *      description="Folder ID to which this object should be assigned to",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Response(
     *      response=200,
     *      description="successful operation",
     *      @SWG\Schema(ref="#/definitions/Layout")
     *  )
     * )
     */
    public function edit(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->getById($id);
        $sanitizedParams = $this->getSanitizer($request->getParams());
        $folderChanged = false;
        $nameChanged = false;

        // check if we're dealing with the template
        $isTemplate = $layout->hasTag('template');

        // Make sure we have permission
        if (!$this->getUser()->checkEditable($layout))
            throw new AccessDeniedException();

        // Make sure we're not a draft
        if ($layout->isChild()) {
            throw new InvalidArgumentException(__('Cannot edit Layout properties on a Draft'), 'layoutId');
        }

        $layout->layout = $sanitizedParams->getString('name');
        $layout->description = $sanitizedParams->getString('description');

        if ($this->getUser()->featureEnabled('tag.tagging')) {
            $layout->updateTagLinks($this->tagFactory->tagsFromString($sanitizedParams->getString('tags')));
        }

        // if it was not a template, and user added template tag, throw an error.
        if (!$isTemplate && $layout->hasTag('template')) {
            throw new InvalidArgumentException(__('Cannot assign a Template tag to a Layout, to create a template use the Save Template button instead.'), 'tags');
        }

        $layout->retired = $sanitizedParams->getCheckbox('retired');
        $layout->enableStat = $sanitizedParams->getCheckbox('enableStat');
        $layout->code = $sanitizedParams->getString('code');
        $layout->folderId = $sanitizedParams->getInt('folderId', ['default' => $layout->folderId]);

        if ($layout->hasPropertyChanged('folderId')) {
            if ($layout->folderId === 1) {
                $this->checkRootFolderAllowSave();
            }
            $folderChanged = true;
        }

        if ($layout->hasPropertyChanged('layout')) {
            $nameChanged = true;
        }

        // Save
        $layout->save([
            'saveLayout' => true,
            'saveRegions' => false,
            'saveTags' => true,
            'setBuildRequired' => false,
            'notify' => false
        ]);

        if ($folderChanged || $nameChanged) {
            // permissionsFolderId depends on the Campaign, hence why we need to get the edited Layout back here
            $editedLayout = $this->layoutFactory->getById($layout->layoutId);

            // this will return the original Layout we edited and its draft
            $layouts = $this->layoutFactory->getByCampaignId($layout->campaignId, true, true);

            foreach ($layouts as $savedLayout) {
                // if we changed the name of the original Layout, updated its draft name as well
                if ($savedLayout->isChild() && $nameChanged) {
                    $savedLayout->layout =  $editedLayout->layout;
                    $savedLayout->save([
                        'saveLayout' => true,
                        'saveRegions' => false,
                        'saveTags' => false,
                        'setBuildRequired' => false,
                        'notify' => false
                    ]);
                }

                // if the folder changed on original Layout, make sure we keep its regionPlaylists and draft regionPlaylists updated
                if ($folderChanged) {
                    $savedLayout->load();
                    $allRegions = array_merge($savedLayout->regions, $savedLayout->drawers);
                    foreach ($allRegions as $region) {
                        $playlist = $region->getPlaylist();
                        $playlist->folderId = $editedLayout->folderId;
                        $playlist->permissionsFolderId = $editedLayout->permissionsFolderId;
                        $playlist->save();
                    }
                }
            }
        }

        // Return
        $this->getState()->hydrate([
            'message' => sprintf(__('Edited %s'), $layout->layout),
            'id' => $layout->layoutId,
            'data' => $layout
        ]);

        return $this->render($request, $response);
    }

    /**
     * Edit Layout Background
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     * @SWG\Put(
     *  path="/layout/background/{layoutId}",
     *  operationId="layoutEditBackground",
     *  summary="Edit Layout Background",
     *  description="Edit a Layout Background",
     *  tags={"layout"},
     *  @SWG\Parameter(
     *      name="layoutId",
     *      type="integer",
     *      in="path",
     *      required=true
     *  ),
     *  @SWG\Parameter(
     *      name="backgroundColor",
     *      in="formData",
     *      description="A HEX color to use as the background color of this Layout.",
     *      type="string",
     *      required=true
     *   ),
     *  @SWG\Parameter(
     *      name="backgroundImageId",
     *      in="formData",
     *      description="A media ID to use as the background image for this Layout.",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="backgroundzIndex",
     *      in="formData",
     *      description="The Layer Number to use for the background.",
     *      type="integer",
     *      required=true
     *   ),
     *  @SWG\Parameter(
     *      name="resolutionId",
     *      in="formData",
     *      description="The Resolution ID to use on this Layout.",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Response(
     *      response=200,
     *      description="successful operation",
     *      @SWG\Schema(ref="#/definitions/Layout")
     *  )
     * )
     */
    function editBackground(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->getById($id);
        $sanitizedParams = $this->getSanitizer($request->getParams());

        // Make sure we have permission
        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException();
        }

        // Check that this Layout is a Draft
        if (!$layout->isChild()) {
            throw new InvalidArgumentException(__('This Layout is not a Draft, please checkout.'), 'layoutId');
        }

        $layout->backgroundColor = $sanitizedParams->getString('backgroundColor');
        $layout->backgroundImageId = $sanitizedParams->getInt('backgroundImageId');
        $layout->backgroundzIndex = $sanitizedParams->getInt('backgroundzIndex');
        $layout->autoApplyTransitions = $sanitizedParams->getCheckbox('autoApplyTransitions');

        // Resolution
        $saveRegions = false;
        $resolution = $this->resolutionFactory->getById($sanitizedParams->getInt('resolutionId'));

        if ($layout->width != $resolution->width || $layout->height != $resolution->height) {
            $saveRegions = true;
            $layout->width = $resolution->width;
            $layout->height = $resolution->height;
        }

        // Save
        $layout->save([
            'saveLayout' => true,
            'saveRegions' => $saveRegions,
            'saveTags' => true,
            'setBuildRequired' => true,
            'notify' => false
        ]);

        // Return
        $this->getState()->hydrate([
            'message' => sprintf(__('Edited %s'), $layout->layout),
            'id' => $layout->layoutId,
            'data' => $layout
        ]);

        return $this->render($request, $response);
    }

    /**
     * Apply a template to a Layout
     * @SWG\Put(
     *  path="/layout/applyTemplate/{layoutId}",
     *  operationId="layoutApplyTemplate",
     *  tags={"layout"},
     *  summary="Apply Template",
     *  description="Apply a new Template to an existing Layout, replacing it.",
     *  @SWG\Parameter(
     *      name="layoutId",
     *      type="integer",
     *      in="path",
     *      required=true
     *  ),
     *  @SWG\Parameter(
     *      name="templateId",
     *      in="formData",
     *      description="If the Layout should be created with a Template, provide the ID, otherwise don't provide",
     *      type="integer",
     *      required=false
     *  ),
     *  @SWG\Response(
     *      response=204,
     *      description="successful operation"
     *  )
     * )
     *
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws \Xibo\Support\Exception\GeneralException
     */
    public function applyTemplate(Request $request, Response $response, $id): Response
    {
        $sanitizedParams = $this->getSanitizer($request->getParams());

        // Get the existing layout
        $layout = $this->layoutFactory->getById($id);

        // Make sure we have permission
        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException();
        }

        // Check that this Layout is a Draft
        if (!$layout->isChild()) {
            throw new InvalidArgumentException(__('This Layout is not a Draft, please checkout.'), 'layoutId');
        }

        // Discard the current draft and replace it
        $layout->discardDraft(false);

        // Is the source remote (undocumented as it should only be via WEB)
        $source = $sanitizedParams->getString('source');
        if ($source === 'remote') {
            // Hand off to the connector
            $event = new TemplateProviderImportEvent(
                $sanitizedParams->getString('download'),
                $sanitizedParams->getString('templateId'),
                $this->getConfig()->getSetting('LIBRARY_LOCATION')
            );

            $this->getLog()->debug('Dispatching event. ' . $event->getName());
            try {
                $this->getDispatcher()->dispatch($event, $event->getName());
            } catch (\Exception $exception) {
                $this->getLog()->error('Template search: Exception in dispatched event: ' . $exception->getMessage());
                $this->getLog()->debug($exception->getTraceAsString());
            }

            $template = $this->getLayoutFactory()->createFromZip(
                $event->getFilePath(),
                $layout->layout,
                $this->getUser()->userId,
                0,
                0,
                0,
                0,
                1,
                $this->getDataSetFactory(),
                '',
                $this->mediaService,
                $layout->folderId
            );

            $template->managePlaylistClosureTable();
            $template->manageActions();

            @unlink($event->getFilePath());
        } else {
            $templateId = $sanitizedParams->getInt('templateId');
            $this->getLog()->debug('add: loading template for clone operation. templateId: ' . $templateId);

            // Clone the template
            $template = clone $this->layoutFactory->loadById($templateId);

            // Overwrite our new properties
            $template->layout = $layout->layout;
            $template->setOwner($layout->ownerId);
        }

        // Persist the parentId
        $template->parentId = $layout->parentId;
        $template->campaignId = $layout->campaignId;
        $template->publishedStatusId = 2;
        $template->save(['validate' => false]);

        // for remote source, we import the Layout and save the thumbnail to temporary file
        // after save we can move the image to correct library folder, as we have campaignId
        if ($source === 'remote' && !empty($layout->getUnmatchedProperty('thumbnail'))) {
            rename($layout->getUnmatchedProperty('thumbnail'), $template->getThumbnailUri());
        }

        // Return
        $this->getState()->hydrate([
            'message' => sprintf(__('Edited %s'), $layout->layout),
            'id' => $template->layoutId,
            'data' => $template,
        ]);

        return $this->render($request, $response);
    }

    /**
     * Delete Layout Form
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    function deleteForm(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->getById($id);

        if (!$this->getUser()->checkDeleteable($layout))
            throw new AccessDeniedException(__('You do not have permissions to delete this layout'));

        $data = [
            'layout' => $layout,
        ];

        $this->getState()->template = 'layout-form-delete';
        $this->getState()->setData($data);

        return $this->render($request, $response);
    }

    /**
     * Retire Layout Form
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function retireForm(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->getById($id);

        // Make sure we have permission
        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException(__('You do not have permissions to edit this layout'));
        }

        $data = [
            'layout' => $layout,
        ];

        $this->getState()->template = 'layout-form-retire';
        $this->getState()->setData($data);

        return $this->render($request, $response);
    }

    /**
     * Deletes a layout
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     * @SWG\Delete(
     *  path="/layout/{layoutId}",
     *  operationId="layoutDelete",
     *  tags={"layout"},
     *  summary="Delete Layout",
     *  description="Delete a Layout",
     *  @SWG\Parameter(
     *      name="layoutId",
     *      in="path",
     *      description="The Layout ID to Delete",
     *      type="integer",
     *      required=true
     *   ),
     *  @SWG\Response(
     *      response=204,
     *      description="successful operation"
     *  )
     * )
     */
    function delete(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->loadById($id);

        if (!$this->getUser()->checkDeleteable($layout)) {
            throw new AccessDeniedException(__('You do not have permissions to delete this layout'));
        }

        // Make sure we're not a draft
        if ($layout->isChild()) {
            throw new InvalidArgumentException(__('Cannot delete Layout from its Draft, delete the parent'), 'layoutId');
        }

        $layout->delete();

        // Return
        $this->getState()->hydrate([
            'httpStatus' => 204,
            'message' => sprintf(__('Deleted %s'), $layout->layout)
        ]);

        return $this->render($request, $response);
    }

    /**
     * Retires a layout
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     * @SWG\Put(
     *  path="/layout/retire/{layoutId}",
     *  operationId="layoutRetire",
     *  tags={"layout"},
     *  summary="Retire Layout",
     *  description="Retire a Layout so that it isn't available to Schedule. Existing Layouts will still be played",
     *  @SWG\Parameter(
     *      name="layoutId",
     *      in="path",
     *      description="The Layout ID",
     *      type="integer",
     *      required=true
     *   ),
     *  @SWG\Response(
     *      response=204,
     *      description="successful operation"
     *  )
     * )
     */
    function retire(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->getById($id);

        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException(__('You do not have permissions to edit this layout'));
        }

        // Make sure we're not a draft
        if ($layout->isChild()) {
            throw new InvalidArgumentException(__('Cannot modify Layout from its Draft'), 'layoutId');
        }

        // Make sure we aren't the global default
        if ($layout->layoutId == $this->getConfig()->getSetting('DEFAULT_LAYOUT')) {
            throw new InvalidArgumentException(__('This Layout is used as the global default and cannot be retired'),
                'layoutId');
        }

        $layout->retired = 1;
        $layout->save([
            'saveLayout' => true,
            'saveRegions' => false,
            'saveTags' => false,
            'setBuildRequired' => false
        ]);

        // Return
        $this->getState()->hydrate([
            'httpStatus' => 204,
            'message' => sprintf(__('Retired %s'), $layout->layout)
        ]);

        return $this->render($request, $response);
    }

    /**
     * Unretire Layout Form
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function unretireForm(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->getById($id);

        // Make sure we have permission
        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException(__('You do not have permissions to edit this layout'));
        }

        $data = [
            'layout' => $layout,
        ];

        $this->getState()->template = 'layout-form-unretire';
        $this->getState()->setData($data);

        return $this->render($request, $response);

    }

    /**
     * Unretires a layout
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     * @SWG\Put(
     *  path="/layout/unretire/{layoutId}",
     *  operationId="layoutUnretire",
     *  tags={"layout"},
     *  summary="Unretire Layout",
     *  description="Retire a Layout so that it isn't available to Schedule. Existing Layouts will still be played",
     *  @SWG\Parameter(
     *      name="layoutId",
     *      in="path",
     *      description="The Layout ID",
     *      type="integer",
     *      required=true
     *   ),
     *  @SWG\Response(
     *      response=204,
     *      description="successful operation"
     *  )
     * )
     */
    function unretire(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->getById($id);

        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException(__('You do not have permissions to edit this layout'));
        }

        // Make sure we're not a draft
        if ($layout->isChild()) {
            throw new InvalidArgumentException(__('Cannot modify Layout from its Draft'), 'layoutId');
        }

        $layout->retired = 0;
        $layout->save([
            'saveLayout' => true,
            'saveRegions' => false,
            'saveTags' => false,
            'setBuildRequired' => false,
            'notify' => false
        ]);

        // Return
        $this->getState()->hydrate([
            'httpStatus' => 204,
            'message' => sprintf(__('Unretired %s'), $layout->layout)
        ]);

        return $this->render($request, $response);
    }

    /**
     * Set Enable Stats Collection of a layout
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     * @SWG\Put(
     *  path="/layout/setenablestat/{layoutId}",
     *  operationId="layoutSetEnableStat",
     *  tags={"layout"},
     *  summary="Enable Stats Collection",
     *  description="Set Enable Stats Collection? to use for the collection of Proof of Play statistics for a Layout.",
     *  @SWG\Parameter(
     *      name="layoutId",
     *      in="path",
     *      description="The Layout ID",
     *      type="integer",
     *      required=true
     *   ),
     *  @SWG\Parameter(
     *      name="enableStat",
     *      in="formData",
     *      description="Flag indicating whether the Layout stat is enabled",
     *      type="integer",
     *      required=true
     *   ),
     *  @SWG\Response(
     *      response=204,
     *      description="successful operation"
     *  )
     * )
     */
    function setEnableStat(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->getById($id);
        $sanitizedParams = $this->getSanitizer($request->getParams());

        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException(__('You do not have permissions to edit this layout'));
        }

        // Make sure we're not a draft
        if ($layout->isChild()) {
            throw new InvalidArgumentException(__('Cannot modify Layout from its Draft'), 'layoutId');
        }

        $enableStat = $sanitizedParams->getCheckbox('enableStat');

        $layout->enableStat = $enableStat;
        $layout->save(['saveTags' => false]);

        // Return
        $this->getState()->hydrate([
            'httpStatus' => 204,
            'message' => sprintf(__('For Layout %s Enable Stats Collection is set to %s'), $layout->layout, ($layout->enableStat == 1) ? __('On') : __('Off'))
        ]);

        return $this->render($request, $response);
    }

    /**
     * Set Enable Stat Form
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function setEnableStatForm(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->getById($id);

        // Make sure we have permission
        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException(__('You do not have permissions to edit this layout'));
        }

        $data = [
            'layout' => $layout,
        ];

        $this->getState()->template = 'layout-form-setenablestat';
        $this->getState()->setData($data);

        return $this->render($request, $response);
    }

    /**
     * Shows the Layout Grid
     *
     * @SWG\Get(
     *  path="/layout",
     *  operationId="layoutSearch",
     *  tags={"layout"},
     *  summary="Search Layouts",
     *  description="Search for Layouts viewable by this user",
     *  @SWG\Parameter(
     *      name="layoutId",
     *      in="query",
     *      description="Filter by Layout Id",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="parentId",
     *      in="query",
     *      description="Filter by parent Id",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="showDrafts",
     *      in="query",
     *      description="Flag indicating whether to show drafts",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="layout",
     *      in="query",
     *      description="Filter by partial Layout name",
     *      type="string",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="userId",
     *      in="query",
     *      description="Filter by user Id",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="retired",
     *      in="query",
     *      description="Filter by retired flag",
     *      type="integer",
     *      required=false
     *   ),
     *   @SWG\Parameter(
     *      name="tags",
     *      in="query",
     *      description="Filter by Tags",
     *      type="string",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="exactTags",
     *      in="query",
     *      description="A flag indicating whether to treat the tags filter as an exact match",
     *      type="integer",
     *      required=false
     *   ),
     *   @SWG\Parameter(
     *      name="logicalOperator",
     *      in="query",
     *      description="When filtering by multiple Tags, which logical operator should be used? AND|OR",
     *      type="string",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="ownerUserGroupId",
     *      in="query",
     *      description="Filter by users in this UserGroupId",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="publishedStatusId",
     *      in="query",
     *      description="Filter by published status id, 1 - Published, 2 - Draft",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="embed",
     *      in="query",
     *      description="Embed related data such as regions, playlists, widgets, tags, campaigns, permissions",
     *      type="string",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="campaignId",
     *      in="query",
     *      description="Get all Layouts for a given campaignId",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="folderId",
     *      in="query",
     *      description="Filter by Folder ID",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Response(
     *      response=200,
     *      description="successful operation",
     *      @SWG\Schema(
     *          type="array",
     *          @SWG\Items(ref="#/definitions/Layout")
     *      )
     *  )
     * )
     *
     * @param Request $request
     * @param Response $response
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws GeneralException
     * @throws NotFoundException
     * @throws \Twig\Error\LoaderError
     * @throws \Twig\Error\RuntimeError
     * @throws \Twig\Error\SyntaxError
     * @throws \Xibo\Support\Exception\ConfigurationException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function grid(Request $request, Response $response)
    {
        $this->getState()->template = 'grid';

        $parsedQueryParams = $this->getSanitizer($request->getQueryParams());
        // Should we parse the description into markdown
        $showDescriptionId = $parsedQueryParams->getInt('showDescriptionId');

        // We might need to embed some extra content into the response if the "Show Description"
        // is set to media listing
        if ($showDescriptionId === 3) {
            $embed = ['regions', 'playlists', 'widgets'];
        } else {
            // Embed?
            $embed = ($parsedQueryParams->getString('embed') != null)
                ? explode(',', $parsedQueryParams->getString('embed'))
                : [];
        }

        // Get all layouts
        $layouts = $this->layoutFactory->query($this->gridRenderSort($parsedQueryParams), $this->gridRenderFilter([
            'layout' => $parsedQueryParams->getString('layout'),
            'useRegexForName' => $parsedQueryParams->getCheckbox('useRegexForName'),
            'userId' => $parsedQueryParams->getInt('userId'),
            'retired' => $parsedQueryParams->getInt('retired'),
            'tags' => $parsedQueryParams->getString('tags'),
            'exactTags' => $parsedQueryParams->getCheckbox('exactTags'),
            'filterLayoutStatusId' => $parsedQueryParams->getInt('layoutStatusId'),
            'layoutId' => $parsedQueryParams->getInt('layoutId'),
            'parentId' => $parsedQueryParams->getInt('parentId'),
            'showDrafts' => $parsedQueryParams->getInt('showDrafts'),
            'ownerUserGroupId' => $parsedQueryParams->getInt('ownerUserGroupId'),
            'mediaLike' => $parsedQueryParams->getString('mediaLike'),
            'publishedStatusId' => $parsedQueryParams->getInt('publishedStatusId'),
            'activeDisplayGroupId' => $parsedQueryParams->getInt('activeDisplayGroupId'),
            'campaignId' => $parsedQueryParams->getInt('campaignId'),
            'folderId' => $parsedQueryParams->getInt('folderId'),
            'codeLike' => $parsedQueryParams->getString('codeLike'),
            'orientation' => $parsedQueryParams->getString('orientation', ['defaultOnEmptyString' => true]),
            'onlyMyLayouts' => $parsedQueryParams->getCheckbox('onlyMyLayouts'),
            'logicalOperator' => $parsedQueryParams->getString('logicalOperator'),
            'logicalOperatorName' => $parsedQueryParams->getString('logicalOperatorName'),
            'campaignType' => 'list',
        ], $parsedQueryParams));

        foreach ($layouts as $layout) {
            /* @var \Xibo\Entity\Layout $layout */

            if (in_array('regions', $embed)) {
                $layout->load([
                    'loadPlaylists' => in_array('playlists', $embed),
                    'loadCampaigns' => in_array('campaigns', $embed),
                    'loadPermissions' => in_array('permissions', $embed),
                    'loadTags' => in_array('tags', $embed),
                    'loadWidgets' => in_array('widgets', $embed),
                    'loadActions' => in_array('actions', $embed)
                ]);
            }

            // Populate the status message
            $layout->getStatusMessage();

            // Add Locking information
            $layout = $this->layoutFactory->decorateLockedProperties($layout);

            // Annotate each Widget with its validity, tags and permissions
            if (in_array('widget_validity', $embed) || in_array('tags', $embed) || in_array('permissions', $embed)) {
                foreach ($layout->getAllWidgets() as $widget) {
                    try {
                        $module = $this->moduleFactory->getByType($widget->type);
                    } catch (NotFoundException $notFoundException) {
                        // This module isn't available, mark it as invalid.
                        $widget->isValid = false;
                        $widget->setUnmatchedProperty('moduleName', __('Invalid Module'));
                        $widget->setUnmatchedProperty('name', __('Invalid Module'));
                        $widget->setUnmatchedProperty('tags', []);
                        $widget->setUnmatchedProperty('isDeletable', 1);
                        continue;
                    }

                    $widget->setUnmatchedProperty('moduleName', $module->name);

                    if ($module->regionSpecific == 0) {
                        // Use the media assigned to this widget
                        $media = $this->mediaFactory->getById($widget->getPrimaryMediaId());
                        $widget->setUnmatchedProperty('name', $widget->getOptionValue('name', null) ?: $media->name);

                        // Augment with tags
                        $widget->setUnmatchedProperty('tags', $media->tags);
                    } else {
                        $widget->setUnmatchedProperty('name', $widget->getOptionValue('name', null) ?: $module->name);
                        $widget->setUnmatchedProperty('tags', []);
                    }

                    // Sub-playlists should calculate a fresh duration
                    if ($widget->type === 'subplaylist') {
                        // We know we have a provider class for this module.
                        $widget->calculateDuration($module);
                    }

                    if (in_array('widget_validity', $embed)) {
                        $status = 0;
                        $layout->assessWidgetStatus($module, $widget, $status);
                        $widget->isValid = $status === 1;
                    }

                    // apply default transitions to a dynamic parameters on widget object.
                    if ($layout->autoApplyTransitions == 1) {
                        $widgetTransIn = $widget->getOptionValue('transIn', $this->getConfig()->getSetting('DEFAULT_TRANSITION_IN'));
                        $widgetTransOut = $widget->getOptionValue('transOut', $this->getConfig()->getSetting('DEFAULT_TRANSITION_OUT'));
                        $widgetTransInDuration = $widget->getOptionValue('transInDuration', $this->getConfig()->getSetting('DEFAULT_TRANSITION_DURATION'));
                        $widgetTransOutDuration = $widget->getOptionValue('transOutDuration', $this->getConfig()->getSetting('DEFAULT_TRANSITION_DURATION'));
                    } else {
                        $widgetTransIn = $widget->getOptionValue('transIn', null);
                        $widgetTransOut = $widget->getOptionValue('transOut', null);
                        $widgetTransInDuration = $widget->getOptionValue('transInDuration', null);
                        $widgetTransOutDuration = $widget->getOptionValue('transOutDuration', null);
                    }

                    $widget->transitionIn = $widgetTransIn;
                    $widget->transitionOut = $widgetTransOut;
                    $widget->transitionDurationIn = $widgetTransInDuration;
                    $widget->transitionDurationOut = $widgetTransOutDuration;

                    if (in_array('permissions', $embed)) {
                        // Augment with editable flag
                        $widget->setUnmatchedProperty('isEditable', $this->getUser()->checkEditable($widget));

                        // Augment with deletable flag
                        $widget->setUnmatchedProperty('isDeletable', $this->getUser()->checkDeleteable($widget));

                        // Augment with permissions flag
                        $widget->setUnmatchedProperty(
                            'isPermissionsModifiable',
                            $this->getUser()->checkPermissionsModifyable($widget)
                        );
                    }
                }

                /** @var Region[] $allRegions */
                $allRegions = array_merge($layout->regions, $layout->drawers);

                // Augment regions with permissions
                foreach ($allRegions as $region) {
                    if (in_array('permissions', $embed)) {
                        // Augment with editable flag
                        $region->setUnmatchedProperty('isEditable', $this->getUser()->checkEditable($region));

                         // Augment with deletable flag
                        $region->setUnmatchedProperty('isDeletable', $this->getUser()->checkDeleteable($region));

                        // Augment with permissions flag
                        $region->setUnmatchedProperty(
                            'isPermissionsModifiable',
                            $this->getUser()->checkPermissionsModifyable($region)
                        );
                    }
                }
            }

            if ($this->isApi($request)) {
                continue;
            }

            $layout->includeProperty('buttons');

            // Thumbnail
            $layout->setUnmatchedProperty('thumbnail', '');
            if (file_exists($layout->getThumbnailUri())) {
                $layout->setUnmatchedProperty(
                    'thumbnail',
                    $this->urlFor($request, 'layout.download.thumbnail', ['id' => $layout->layoutId])
                );
            }

            // Fix up the description
            $layout->setUnmatchedProperty('descriptionFormatted', $layout->description);

            if ($layout->description != '') {
                if ($showDescriptionId == 1) {
                    // Parse down for description
                    $layout->setUnmatchedProperty(
                        'descriptionFormatted',
                        Parsedown::instance()->text($layout->description)
                    );
                } else if ($showDescriptionId == 2) {
                    $layout->setUnmatchedProperty('descriptionFormatted', strtok($layout->description, "\n"));
                }
            }

            if ($showDescriptionId === 3) {
                // Load in the entire object model - creating module objects so that we can get the name of each
                // widget and its items.
                foreach ($layout->regions as $region) {
                    foreach ($region->getPlaylist()->widgets as $widget) {
                        $module = $this->moduleFactory->getByType($widget->type);
                        $widget->setUnmatchedProperty('moduleName', $module->name);
                        $widget->setUnmatchedProperty('name', $widget->getOptionValue('name', $module->name));
                    }
                }

                // provide our layout object to a template to render immediately
                $layout->setUnmatchedProperty('descriptionFormatted', $this->renderTemplateToString(
                    'layout-page-grid-widgetlist',
                    (array)$layout
                ));
            }

            $layout->setUnmatchedProperty('statusDescription', match ($layout->status) {
                Status::$STATUS_VALID => __('This Layout is ready to play'),
                Status::$STATUS_PLAYER => __('There are items on this Layout that can only be assessed by the Display'),
                Status::$STATUS_NOT_BUILT => __('This Layout has not been built yet'),
                default => __('This Layout is invalid and should not be scheduled'),
            });

            $layout->setUnmatchedProperty('enableStatDescription', match ($layout->enableStat) {
                1 => __('This Layout has enable stat collection set to ON'),
                default => __('This Layout has enable stat collection set to OFF'),
            });

            // Check if user has "delete permissions" - for layout designer to show/hide Delete button
            $layout->setUnmatchedProperty('deletePermission', $this->getUser()->featureEnabled('layout.modify'));

            // Check if user has view permissions to the schedule now page - for layout designer to show/hide
            // the Schedule Now button
            $layout->setUnmatchedProperty('scheduleNowPermission', $this->getUser()->featureEnabled('schedule.add'));

            // Add some buttons for this row
            if ($this->getUser()->featureEnabled('layout.modify')
                && $this->getUser()->checkEditable($layout)
            ) {
                // Design Button
                $layout->buttons[] = array(
                    'id' => 'layout_button_design',
                    'linkType' => '_self', 'external' => true,
                    'url' => $this->urlFor($request, 'layout.designer', array('id' => $layout->layoutId)),
                    'text' => __('Design')
                );

                // Should we show a publish/discard button?
                if ($layout->isEditable()) {
                    $layout->buttons[] = ['divider' => true];

                    $layout->buttons[] = array(
                        'id' => 'layout_button_publish',
                        'url' => $this->urlFor($request, 'layout.publish.form', ['id' => $layout->layoutId]),
                        'text' => __('Publish')
                    );

                    $layout->buttons[] = array(
                        'id' => 'layout_button_discard',
                        'url' => $this->urlFor($request, 'layout.discard.form', ['id' => $layout->layoutId]),
                        'text' => __('Discard')
                    );

                    $layout->buttons[] = ['divider' => true];
                } else {
                    $layout->buttons[] = ['divider' => true];

                    // Checkout Button
                    $layout->buttons[] = array(
                        'id' => 'layout_button_checkout',
                        'url' => $this->urlFor($request, 'layout.checkout.form', ['id' => $layout->layoutId]),
                        'text' => __('Checkout'),
                        'dataAttributes' => [
                            ['name' => 'auto-submit', 'value' => true],
                            ['name' => 'commit-url', 'value' => $this->urlFor($request, 'layout.checkout', ['id' => $layout->layoutId])],
                            ['name' => 'commit-method', 'value' => 'PUT']
                        ]
                    );

                    $layout->buttons[] = ['divider' => true];
                }
            }

            // Preview
            if ($this->getUser()->featureEnabled('layout.view')) {
                $layout->buttons[] = array(
                    'id' => 'layout_button_preview',
                    'external' => true,
                    'url' => '#',
                    'onclick' => 'createMiniLayoutPreview("' . $this->urlFor($request, 'layout.preview', ['id' => $layout->layoutId]) . '");',
                    'text' => __('Preview Layout')
                );

                // Also offer a way to preview the draft layout.
                if ($layout->hasDraft()) {
                    $layout->buttons[] = array(
                        'id' => 'layout_button_preview_draft',
                        'external' => true,
                        'url' => '#',
                        'onclick' => 'createMiniLayoutPreview("' . $this->urlFor($request, 'layout.preview', ['id' => $layout->layoutId]) . '?isPreviewDraft=true");',
                        'text' => __('Preview Draft Layout')
                    );
                }

                $layout->buttons[] = ['divider' => true];
            }

            // Schedule
            if ($this->getUser()->featureEnabled('schedule.add')) {
                $layout->buttons[] = array(
                    'id' => 'layout_button_schedule',
                    'url' => $this->urlFor($request, 'schedule.add.form', ['id' => $layout->campaignId, 'from' => 'Layout']),
                    'text' => __('Schedule')
                );
            }

            // Assign to Campaign
            if ($this->getUser()->featureEnabled('campaign.modify')) {
                $layout->buttons[] = array(
                    'id' => 'layout_button_assignTo_campaign',
                    'url' => $this->urlFor($request, 'layout.assignTo.campaign.form', ['id' => $layout->layoutId]),
                    'text' => __('Assign to Campaign')
                );
            }

            $layout->buttons[] = ['divider' => true];

            if ($this->getUser()->featureEnabled('playlist.view')) {
                $layout->buttons[] = [
                    'id' => 'layout_button_playlist_jump',
                    'linkType' => '_self', 'external' => true,
                    'url' => $this->urlFor($request, 'playlist.view') .'?layoutId=' . $layout->layoutId,
                    'text' => __('Jump to Playlists included on this Layout')
                ];
            }

            if ($this->getUser()->featureEnabled('campaign.view')) {
                $layout->buttons[] = [
                    'id' => 'layout_button_campaign_jump',
                    'linkType' => '_self', 'external' => true,
                    'url' => $this->urlFor($request, 'campaign.view') .'?layoutId=' . $layout->layoutId,
                    'text' => __('Jump to Campaigns containing this Layout')
                ];
            }

            if ($this->getUser()->featureEnabled('library.view')) {
                $layout->buttons[] = [
                    'id' => 'layout_button_media_jump',
                    'linkType' => '_self', 'external' => true,
                    'url' => $this->urlFor($request, 'library.view') .'?layoutId=' . $layout->layoutId,
                    'text' => __('Jump to Media included on this Layout')
                ];
            }

            $layout->buttons[] = ['divider' => true];

            // Only proceed if we have edit permissions
            if ($this->getUser()->featureEnabled('layout.modify')
                && $this->getUser()->checkEditable($layout)
            ) {
                // Edit Button
                $layout->buttons[] = array(
                    'id' => 'layout_button_edit',
                    'url' => $this->urlFor($request, 'layout.edit.form', ['id' => $layout->layoutId]),
                    'text' => __('Edit')
                );

                if ($this->getUser()->featureEnabled('folder.view')) {
                    // Select Folder
                    $layout->buttons[] = [
                        'id' => 'campaign_button_selectfolder',
                        'url' => $this->urlFor($request, 'campaign.selectfolder.form', ['id' => $layout->campaignId]),
                        'text' => __('Select Folder'),
                        'multi-select' => true,
                        'dataAttributes' => [
                            ['name' => 'commit-url', 'value' => $this->urlFor($request, 'campaign.selectfolder', ['id' => $layout->campaignId])],
                            ['name' => 'commit-method', 'value' => 'put'],
                            ['name' => 'id', 'value' => 'campaign_button_selectfolder'],
                            ['name' => 'text', 'value' => __('Move to Folder')],
                            ['name' => 'rowtitle', 'value' => $layout->layout],
                            ['name' => 'form-callback', 'value' => 'moveFolderMultiSelectFormOpen']
                        ]
                    ];
                }

                // Copy Button
                $layout->buttons[] = array(
                    'id' => 'layout_button_copy',
                    'url' => $this->urlFor($request, 'layout.copy.form', ['id' => $layout->layoutId]),
                    'text' => __('Copy')
                );

                // Retire Button
                if ($layout->retired == 0) {
                    $layout->buttons[] = [
                        'id' => 'layout_button_retire',
                        'url' => $this->urlFor($request, 'layout.retire.form', ['id' => $layout->layoutId]),
                        'text' => __('Retire'),
                        'multi-select' => true,
                        'dataAttributes' => [
                            ['name' => 'commit-url', 'value' => $this->urlFor($request, 'layout.retire', ['id' => $layout->layoutId])],
                            ['name' => 'commit-method', 'value' => 'put'],
                            ['name' => 'id', 'value' => 'layout_button_retire'],
                            ['name' => 'text', 'value' => __('Retire')],
                            ['name' => 'sort-group', 'value' => 1],
                            ['name' => 'rowtitle', 'value' => $layout->layout]
                        ]
                    ];
                } else {
                    $layout->buttons[] = array(
                        'id' => 'layout_button_unretire',
                        'url' => $this->urlFor($request, 'layout.unretire.form', ['id' => $layout->layoutId]),
                        'text' => __('Unretire'),
                    );
                }

                // Extra buttons if have delete permissions
                if ($this->getUser()->checkDeleteable($layout)) {
                    // Delete Button
                    $layout->buttons[] = [
                        'id' => 'layout_button_delete',
                        'url' => $this->urlFor($request, 'layout.delete.form', ['id' => $layout->layoutId]),
                        'text' => __('Delete'),
                        'multi-select' => true,
                        'dataAttributes' => [
                            ['name' => 'commit-url', 'value' => $this->urlFor($request, 'layout.delete', ['id' => $layout->layoutId])],
                            ['name' => 'commit-method', 'value' => 'delete'],
                            ['name' => 'id', 'value' => 'layout_button_delete'],
                            ['name' => 'text', 'value' => __('Delete')],
                            ['name' => 'sort-group', 'value' => 1],
                            ['name' => 'rowtitle', 'value' => $layout->layout]
                        ]
                    ];
                }

                // Set Enable Stat
                $layout->buttons[] = [
                    'id' => 'layout_button_setenablestat',
                    'url' => $this->urlFor($request, 'layout.setenablestat.form', ['id' => $layout->layoutId]),
                    'text' => __('Enable stats collection?'),
                    'multi-select' => true,
                    'dataAttributes' => [
                        ['name' => 'commit-url', 'value' => $this->urlFor($request, 'layout.setenablestat', ['id' => $layout->layoutId])],
                        ['name' => 'commit-method', 'value' => 'put'],
                        ['name' => 'id', 'value' => 'layout_button_setenablestat'],
                        ['name' => 'text', 'value' => __('Enable stats collection?')],
                        ['name' => 'rowtitle', 'value' => $layout->layout],
                        ['name' => 'form-callback', 'value' => 'setEnableStatMultiSelectFormOpen']
                    ]
                ];

                $layout->buttons[] = ['divider' => true];

                if ($this->getUser()->featureEnabled('template.modify') && !$layout->isEditable()) {
                    // Save template button
                    $layout->buttons[] = array(
                        'id' => 'layout_button_save_template',
                        'url' => $this->urlFor($request, 'template.from.layout.form', ['id' => $layout->layoutId]),
                        'text' => __('Save Template')
                    );
                }

                // Export Button
                if ($this->getUser()->featureEnabled('layout.export')) {
                    $layout->buttons[] = array(
                        'id' => 'layout_button_export',
                        'url' => $this->urlFor($request, 'layout.export.form', ['id' => $layout->layoutId]),
                        'text' => __('Export')
                    );
                }

                // Extra buttons if we have modify permissions
                if ($this->getUser()->checkPermissionsModifyable($layout)) {
                    // Permissions button
                    $layout->buttons[] = [
                        'id' => 'layout_button_permissions',
                        'url' => $this->urlFor($request, 'user.permissions.form', ['entity' => 'Campaign', 'id' => $layout->campaignId]),
                        'text' => __('Share'),
                        'multi-select' => true,
                        'dataAttributes' => [
                            ['name' => 'commit-url', 'value' => $this->urlFor($request, 'user.permissions.multi', ['entity' => 'Campaign', 'id' => $layout->campaignId])],
                            ['name' => 'commit-method', 'value' => 'post'],
                            ['name' => 'id', 'value' => 'layout_button_permissions'],
                            ['name' => 'text', 'value' => __('Share')],
                            ['name' => 'rowtitle', 'value' => $layout->layout],
                            ['name' => 'sort-group', 'value' => 2],
                            ['name' => 'custom-handler', 'value' => 'XiboMultiSelectPermissionsFormOpen'],
                            ['name' => 'custom-handler-url', 'value' => $this->urlFor($request, 'user.permissions.multi.form', ['entity' => 'Campaign'])],
                            ['name' => 'content-id-name', 'value' => 'campaignId']
                        ]
                    ];
                }
            }
        }

        // Store the table rows
        $this->getState()->recordsTotal = $this->layoutFactory->countLast();
        $this->getState()->setData($layouts);

        return $this->render($request, $response);
    }

    /**
     * Edit form
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function editForm(Request $request, Response $response, $id)
    {
        // Get the layout
        $layout = $this->layoutFactory->getById($id);

        // Check Permissions
        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException();
        }

        $this->getState()->template = 'layout-form-edit';
        $this->getState()->setData([
            'layout' => $layout,
            'tagString' => $layout->getTagString(),
        ]);

        return $this->render($request, $response);
    }

    /**
     * Edit form
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    function editBackgroundForm(Request $request, Response $response, $id)
    {
        // Get the layout
        $layout = $this->layoutFactory->getById($id);
        $sanitizedParams = $this->getSanitizer($request->getParams());

        // Check Permissions
        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException();
        }
        
        // Edits always happen on Drafts, get the draft Layout using the Parent Layout ID
        if ($layout->schemaVersion < 2) {
            $resolution = $this->resolutionFactory->getByDesignerDimensions($layout->width, $layout->height);
        } else {
            $resolution = $this->resolutionFactory->getByDimensions($layout->width, $layout->height);
        }

        // If we have a background image, output it
        $backgroundId = $sanitizedParams->getInt('backgroundOverride', ['default' => $layout->backgroundImageId]);
        $backgrounds = ($backgroundId != null) ? [$this->mediaFactory->getById($backgroundId)] : [];

        $this->getState()->template = 'layout-form-background';
        $this->getState()->setData([
            'layout' => $layout,
            'resolution' => $resolution,
            'resolutions' => $this->resolutionFactory->query(
                ['resolution'],
                [
                    'withCurrent' => $resolution->resolutionId,
                    'enabled' => 1
                ]
            ),
            'backgroundId' => $backgroundId,
            'backgrounds' => $backgrounds,
        ]);

        return $this->render($request, $response);
    }

    /**
     * Copy layout form
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function copyForm(Request $request, Response $response, $id)
    {
        // Get the layout
        $layout = $this->layoutFactory->getById($id);

        // Check Permissions
        if (!$this->getUser()->checkViewable($layout))
            throw new AccessDeniedException();

        $this->getState()->template = 'layout-form-copy';
        $this->getState()->setData([
            'layout' => $layout,
        ]);

        return $this->render($request, $response);
    }

    /**
     * Copies a layout
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ConfigurationException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     * @throws \Xibo\Support\Exception\DuplicateEntityException
     * @SWG\Post(
     *  path="/layout/copy/{layoutId}",
     *  operationId="layoutCopy",
     *  tags={"layout"},
     *  summary="Copy Layout",
     *  description="Copy a Layout, providing a new name if applicable",
     *  @SWG\Parameter(
     *      name="layoutId",
     *      in="path",
     *      description="The Layout ID to Copy",
     *      type="integer",
     *      required=true
     *   ),
     *  @SWG\Parameter(
     *      name="name",
     *      in="formData",
     *      description="The name for the new Layout",
     *      type="string",
     *      required=true
     *   ),
     *  @SWG\Parameter(
     *      name="description",
     *      in="formData",
     *      description="The Description for the new Layout",
     *      type="string",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="copyMediaFiles",
     *      in="formData",
     *      description="Flag indicating whether to make new Copies of all Media Files assigned to the Layout being Copied",
     *      type="integer",
     *      required=true
     *   ),
     *  @SWG\Response(
     *      response=201,
     *      description="successful operation",
     *      @SWG\Schema(ref="#/definitions/Layout"),
     *      @SWG\Header(
     *          header="Location",
     *          description="Location of the new record",
     *          type="string"
     *      )
     *  )
     * )
     */
    public function copy(Request $request, Response $response, $id)
    {
        // Get the layout
        $originalLayout = $this->layoutFactory->getById($id);
        $sanitizedParams = $this->getSanitizer($request->getParams());

        // Check Permissions
        if (!$this->getUser()->checkViewable($originalLayout)) {
            throw new AccessDeniedException();
        }

        // Make sure we're not a draft
        if ($originalLayout->isChild()) {
            throw new InvalidArgumentException(__('Cannot copy a Draft Layout'), 'layoutId');
        }

        // Load the layout for Copy
        $originalLayout->load();

        // Clone
        $layout = clone $originalLayout;

        $this->getLog()->debug('Tag values from original layout: ' . $originalLayout->getTagString());

        $layout->layout = $sanitizedParams->getString('name');
        $layout->description = $sanitizedParams->getString('description');
        $layout->updateTagLinks($originalLayout->tags);
        $layout->setOwner($this->getUser()->userId, true);

        // Copy the media on the layout and change the assignments.
        // https://github.com/xibosignage/xibo/issues/1283
        if ($sanitizedParams->getCheckbox('copyMediaFiles') == 1) {
            // track which Media Id we already copied
            $copiedMediaIds = [];
            foreach ($layout->getAllWidgets() as $widget) {
                // Copy the media
                    if ( $widget->type === 'image' || $widget->type === 'video' || $widget->type === 'pdf' || $widget->type === 'powerpoint' || $widget->type === 'audio' ) {
                        $oldMedia = $this->mediaFactory->getById($widget->getPrimaryMediaId());

                        // check if we already cloned this media, if not, do it and add it the array
                        if (!array_key_exists($oldMedia->mediaId, $copiedMediaIds)) {
                            $media = clone $oldMedia;
                            $media->setOwner($this->getUser()->userId);
                            $media->save();
                            $copiedMediaIds[$oldMedia->mediaId] = $media->mediaId;
                        } else {
                            // if we already cloned that media, look it up and assign to Widget.
                            $mediaId = $copiedMediaIds[$oldMedia->mediaId];
                            $media = $this->mediaFactory->getById($mediaId);
                        }

                        $widget->unassignMedia($oldMedia->mediaId);
                        $widget->assignMedia($media->mediaId);

                        // Update the widget option with the new ID
                        $widget->setOptionValue('uri', 'attrib', $media->storedAs);
                    }
            }

            // Also handle the background image, if there is one
            if ($layout->backgroundImageId != 0) {
                $oldMedia = $this->mediaFactory->getById($layout->backgroundImageId);
                // check if we already cloned this media, if not, do it and add it the array
                if (!array_key_exists($oldMedia->mediaId, $copiedMediaIds)) {
                    $media = clone $oldMedia;
                    $media->setOwner($this->getUser()->userId);
                    $media->save();
                    $copiedMediaIds[$oldMedia->mediaId] = $media->mediaId;
                } else {
                    // if we already cloned that media, look it up and assign to Layout backgroundImage.
                    $mediaId = $copiedMediaIds[$oldMedia->mediaId];
                    $media = $this->mediaFactory->getById($mediaId);
                }

                $layout->backgroundImageId = $media->mediaId;
            }
        }

        // Save the new layout
        $layout->save();

        $allRegions = array_merge($layout->regions, $layout->drawers);

        // this will adjust source/target Ids in the copied layout
        $layout->copyActions($layout, $originalLayout);

        // Sub-Playlist
        /** @var Region $region */
        foreach ($allRegions as $region) {
            // Match our original region id to the id in the parent layout
            $original = $originalLayout->getRegionOrDrawer($region->getOriginalValue('regionId'));

            // Make sure Playlist closure table from the published one are copied over
            $original->getPlaylist()->cloneClosureTable($region->getPlaylist()->playlistId);
        }

        // Return
        $this->getState()->hydrate([
            'httpStatus' => 201,
            'message' => sprintf(__('Copied as %s'), $layout->layout),
            'id' => $layout->layoutId,
            'data' => $layout
        ]);

        return $this->render($request, $response);
    }

    /**
     * @SWG\Post(
     *  path="/layout/{layoutId}/tag",
     *  operationId="layoutTag",
     *  tags={"layout"},
     *  summary="Tag Layout",
     *  description="Tag a Layout with one or more tags",
     * @SWG\Parameter(
     *      name="layoutId",
     *      in="path",
     *      description="The Layout Id to Tag",
     *      type="integer",
     *      required=true
     *   ),
     * @SWG\Parameter(
     *      name="tag",
     *      in="formData",
     *      description="An array of tags",
     *      type="array",
     *      required=true,
     *      @SWG\Items(type="string")
     *   ),
     *  @SWG\Response(
     *      response=200,
     *      description="successful operation",
     *      @SWG\Schema(ref="#/definitions/Layout")
     *  )
     * )
     *
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function tag(Request $request, Response $response, $id)
    {
        // Edit permission
        // Get the layout
        $layout = $this->layoutFactory->getById($id);
        $sanitizedParams = $this->getSanitizer($request->getParams());

        // Check Permissions
        if (!$this->getUser()->checkEditable($layout))
            throw new AccessDeniedException();

        // Make sure we're not a draft
        if ($layout->isChild())
            throw new InvalidArgumentException(__('Cannot manage tags on a Draft Layout'), 'layoutId');

        $tags = $sanitizedParams->getArray('tag');

        if (count($tags) <= 0) {
            throw new InvalidArgumentException(__('No tags to assign'));
        }

        foreach ($tags as $tag) {
            $layout->assignTag($this->tagFactory->tagFromString($tag));
        }

        $layout->save();

        // Return
        $this->getState()->hydrate([
            'message' => sprintf(__('Tagged %s'), $layout->layout),
            'id' => $layout->layoutId,
            'data' => $layout
        ]);

        return $this->render($request, $response);
    }

    /**
     * @SWG\Post(
     *  path="/layout/{layoutId}/untag",
     *  operationId="layoutUntag",
     *  tags={"layout"},
     *  summary="Untag Layout",
     *  description="Untag a Layout with one or more tags",
     * @SWG\Parameter(
     *      name="layoutId",
     *      in="path",
     *      description="The Layout Id to Untag",
     *      type="integer",
     *      required=true
     *   ),
     * @SWG\Parameter(
     *      name="tag",
     *      in="formData",
     *      description="An array of tags",
     *      type="array",
     *      required=true,
     *      @SWG\Items(type="string")
     *   ),
     *  @SWG\Response(
     *      response=200,
     *      description="successful operation",
     *      @SWG\Schema(ref="#/definitions/Layout")
     *  )
     * )
     *
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function untag(Request $request, Response $response, $id)
    {
        // Edit permission
        // Get the layout
        $layout = $this->layoutFactory->getById($id);
        $sanitizedParams = $this->getSanitizer($request->getParams());

        // Check Permissions
        if (!$this->getUser()->checkEditable($layout))
            throw new AccessDeniedException();

        // Make sure we're not a draft
        if ($layout->isChild())
            throw new InvalidArgumentException(__('Cannot manage tags on a Draft Layout'), 'layoutId');

        $tags = $sanitizedParams->getArray('tag');

        if (count($tags) <= 0)
            throw new InvalidArgumentException(__('No tags to unassign'), 'tag');

        foreach ($tags as $tag) {
            $layout->unassignTag($this->tagFactory->tagFromString($tag));
        }

        $layout->save();

        // Return
        $this->getState()->hydrate([
            'message' => sprintf(__('Untagged %s'), $layout->layout),
            'id' => $layout->layoutId,
            'data' => $layout
        ]);

        return $this->render($request, $response);
    }

    /**
     * Layout Status
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     * @SWG\Get(
     *  path="/layout/status/{layoutId}",
     *  operationId="layoutStatus",
     *  tags={"layout"},
     *  summary="Layout Status",
     *  description="Calculate the Layout status and return a Layout",
     * @SWG\Parameter(
     *      name="layoutId",
     *      in="path",
     *      description="The Layout Id to get the status",
     *      type="integer",
     *      required=true
     *   ),
     *  @SWG\Response(
     *      response=200,
     *      description="successful operation",
     *      @SWG\Schema(ref="#/definitions/Layout")
     *  )
     * )
     */
    public function status(Request $request, Response $response, $id)
    {
        // Get the layout
        $layout = $this->layoutFactory->concurrentRequestLock($this->layoutFactory->getById($id));
        try {
            $layout = $this->layoutFactory->decorateLockedProperties($layout);
            $layout->xlfToDisk();
        } finally {
            // Release lock
            $this->layoutFactory->concurrentRequestRelease($layout);
        }

        switch ($layout->status) {
            case Status::$STATUS_VALID:
                $status = __('This Layout is ready to play');
                break;

            case Status::$STATUS_PLAYER:
                $status = __('There are items on this Layout that can only be assessed by the Display');
                break;

            case Status::$STATUS_NOT_BUILT:
                $status = __('This Layout has not been built yet');
                break;

            default:
                $status = __('This Layout is invalid and should not be scheduled');
        }

        // We want a different return depending on whether we are arriving through the API or WEB routes
        if ($this->isApi($request)) {
            $this->getState()->hydrate([
                'httpStatus' => 200,
                'message' => $status,
                'id' => $layout->status,
                'data' => $layout
            ]);
        } else {
            $this->getState()->html = $status;
            $this->getState()->extra = [
                'status' => $layout->status,
                'duration' => $layout->duration,
                'statusMessage' => $layout->getStatusMessage(),
                'isLocked' => $layout->isLocked
            ];

            $this->getState()->success = true;
            $this->session->refreshExpiry = false;
        }

        return $this->render($request, $response);
    }

    /**
     * Export Form
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function exportForm(Request $request, Response $response, $id)
    {
        // Get the layout
        $layout = $this->layoutFactory->getById($id);

        // Check Permissions
        if (!$this->getUser()->checkViewable($layout))
            throw new AccessDeniedException();

        // Make sure we're not a draft
        if ($layout->isChild()) {
            throw new InvalidArgumentException(__('Cannot export Draft Layout'), 'layoutId');
        }

        // Render the form
        $this->getState()->template = 'layout-form-export';
        $this->getState()->setData([
            'layout' => $layout,
            'saveAs' => 'export_' . preg_replace('/[^a-z0-9]+/', '-', strtolower($layout->layout))
        ]);

        return $this->render($request, $response);
    }

    /**
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     */
    public function export(Request $request, Response $response, $id)
    {
        $this->setNoOutput(true);

        // Get the layout
        $layout = $this->layoutFactory->getById($id);
        $sanitizedParams = $this->getSanitizer($request->getParams());

        // Check Permissions
        if (!$this->getUser()->checkViewable($layout)) {
            throw new AccessDeniedException();
        }

        // Make sure we're not a draft
        if ($layout->isChild()) {
            throw new InvalidArgumentException(__('Cannot export Draft Layout'), 'layoutId');
        }

        // Save As?
        $saveAs = $sanitizedParams->getString('saveAs');

        // Make sure our file name is reasonable
        if (empty($saveAs)) {
            $saveAs = 'export_' . preg_replace('/[^a-z0-9]+/', '-', strtolower($layout->layout));
        } else {
            $saveAs = preg_replace('/[^a-z0-9]+/', '-', strtolower($saveAs));
        }

        $fileName = $this->getConfig()->getSetting('LIBRARY_LOCATION') . 'temp/' . $saveAs . '.zip';
        $layout->toZip($this->dataSetFactory, $fileName, ['includeData' => ($sanitizedParams->getCheckbox('includeData')== 1)]);

        return $this->render($request, SendFile::decorateResponse(
            $response,
            $this->getConfig()->getSetting('SENDFILE_MODE'),
            $fileName
        ));
    }

    /**
     * TODO: Not sure how to document this.
     * SWG\Post(
     *  path="/layout/import",
     *  operationId="layoutImport",
     *  tags={"layout"},
     *  summary="Import Layout",
     *  description="Upload and Import a Layout",
     *  consumes="multipart/form-data",
     *  SWG\Parameter(
     *      name="file",
     *      in="formData",
     *      description="The file",
     *      type="file",
     *      required=true
     *   ),
     * @SWG\Response(
     *      response=200,
     *      description="successful operation"
     *  )
     * )
     *
     * @param Request $request
     * @param Response $response
     * @return Response
     * @throws \Xibo\Support\Exception\ConfigurationException
     */
    public function import(Request $request, Response $response)
    {
        $this->getLog()->debug('Import Layout');
        $parsedBody = $this->getSanitizer($request->getParams());

        $libraryFolder = $this->getConfig()->getSetting('LIBRARY_LOCATION');

        // Make sure the library exists
        MediaService::ensureLibraryExists($this->getConfig()->getSetting('LIBRARY_LOCATION'));

        // Make sure there is room in the library
        $libraryLimit = $this->getConfig()->getSetting('LIBRARY_SIZE_LIMIT_KB') * 1024;

        // Folders
        $folderId = $parsedBody->getInt('folderId');

        if ($folderId === 1) {
            $this->checkRootFolderAllowSave();
        }

        if (empty($folderId) || !$this->getUser()->featureEnabled('folder.view')) {
            $folderId = $this->getUser()->homeFolderId;
        }

        $options = [
            'userId' => $this->getUser()->userId,
            'controller' => $this,
            'dataSetFactory' => $this->getDataSetFactory(),
            'upload_dir' => $libraryFolder . 'temp/',
            'download_via_php' => true,
            'script_url' => $this->urlFor($request, 'layout.import'),
            'upload_url' => $this->urlFor($request, 'layout.import'),
            'image_versions' => [],
            'accept_file_types' => '/\.zip$/i',
            'libraryLimit' => $libraryLimit,
            'libraryQuotaFull' => ($libraryLimit > 0 && $this->mediaService->libraryUsage() > $libraryLimit),
            'mediaService' => $this->mediaService,
            'sanitizerService' => $this->getSanitizerService(),
            'folderId' => $folderId,
        ];

        $this->setNoOutput(true);

        // Hand off to the Upload Handler provided by jquery-file-upload
        new LayoutUploadHandler($options);

        return $response;
    }

    /**
     * Gets a file from the library
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function downloadBackground(Request $request, Response $response, $id)
    {
        $this->getLog()->debug('Layout Download background request for layoutId ' . $id);

        $layout = $this->layoutFactory->getById($id);

        if (!$this->getUser()->checkViewable($layout)) {
            throw new AccessDeniedException();
        }

        if ($layout->backgroundImageId == null) {
            throw new NotFoundException();
        }

        // This media may not be viewable, but we won't check it because the user has permission to view the
        // layout that it is assigned to.
        $media = $this->mediaFactory->getById($layout->backgroundImageId);

        // Make a media module
        if ($media->mediaType !== 'image') {
            throw new NotFoundException(__('Layout background must be an image'));
        }

        // Hand over to the widget downloader
        $downloader = new WidgetDownloader(
            $this->getConfig()->getSetting('LIBRARY_LOCATION'),
            $this->getConfig()->getSetting('SENDFILE_MODE')
        );
        $downloader->useLogger($this->getLog()->getLoggerInterface());
        $response = $downloader->imagePreview($this->getSanitizer([
            'width' => $layout->width,
            'height' => $layout->height,
            'proportional' => 0
        ]), $media->storedAs, $response);

        $this->setNoOutput(true);
        return $this->render($request, $response);
    }

    /**
     * Assign to Campaign Form
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function assignToCampaignForm(Request $request, Response $response, $id)
    {
        // Get the layout
        $layout = $this->layoutFactory->getById($id);

        // Check Permissions
        if (!$this->getUser()->checkViewable($layout)) {
            throw new AccessDeniedException();
        }

        // Render the form
        $this->getState()->template = 'layout-form-assign-to-campaign';
        $this->getState()->setData([
            'layout' => $layout,
        ]);

        return $this->render($request, $response);
    }

    /**
     * Checkout Layout Form
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function checkoutForm(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->getById($id);

        // Make sure we have permission
        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException(__('You do not have permissions to edit this layout'));
        }

        $data = ['layout' => $layout];

        $this->getState()->template = 'layout-form-checkout';
        $this->getState()->autoSubmit = $this->getAutoSubmit('layoutCheckoutForm');
        $this->getState()->setData($data);

        return $this->render($request, $response);
    }

    /**
     * Checkout Layout
     *
     * @SWG\Put(
     *  path="/layout/checkout/{layoutId}",
     *  operationId="layoutCheckout",
     *  tags={"layout"},
     *  summary="Checkout Layout",
     *  description="Checkout a Layout so that it can be edited. The original Layout will still be played",
     *  @SWG\Parameter(
     *      name="layoutId",
     *      in="path",
     *      description="The Layout ID",
     *      type="integer",
     *      required=true
     *   ),
     *  @SWG\Response(
     *      response=200,
     *      description="successful operation",
     *      @SWG\Schema(ref="#/definitions/Layout")
     *  )
     * )
     *
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function checkout(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->getById($id);

        // Make sure we have permission
        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException(__('You do not have permissions to edit this layout'));
        }

        // Can't checkout a Layout which can already be edited
        if ($layout->isEditable()) {
            throw new InvalidArgumentException(__('Layout is already checked out'), 'statusId');
        }

        // Checkout this Layout
        $draft = $this->layoutFactory->checkoutLayout($layout);

        // Return
        $this->getState()->hydrate([
            'httpStatus' => 200,
            'message' => sprintf(__('Checked out %s'), $layout->layout),
            'id' => $draft->layoutId,
            'data' => $draft
        ]);

        return $this->render($request, $response);
    }

    /**
     * Publish Layout Form
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function publishForm(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->getById($id);

        // Make sure we have permission
        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException(__('You do not have permissions to edit this layout'));
        }

        $data = ['layout' => $layout];

        $this->getState()->template = 'layout-form-publish';
        $this->getState()->setData($data);

        return $this->render($request, $response);
    }

    /**
     * Publish Layout
     *
     * @SWG\Put(
     *  path="/layout/publish/{layoutId}",
     *  operationId="layoutPublish",
     *  tags={"layout"},
     *  summary="Publish Layout",
     *  description="Publish a Layout, discarding the original",
     *  @SWG\Parameter(
     *      name="layoutId",
     *      in="path",
     *      description="The Layout ID",
     *      type="integer",
     *      required=true
     *   ),
     *  @SWG\Parameter(
     *      name="publishNow",
     *      in="formData",
     *      description="Flag, indicating whether to publish layout now",
     *      type="integer",
     *      required=false
     *   ),
     *  @SWG\Parameter(
     *      name="publishDate",
     *      in="formData",
     *      description="The date/time at which layout should be published",
     *      type="string",
     *      required=false
     *   ),
     *  @SWG\Response(
     *      response=200,
     *      description="successful operation",
     *      @SWG\Schema(ref="#/definitions/Layout")
     *  )
     * )
     *
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function publish(Request $request, Response $response, $id)
    {
        Profiler::start('Layout::publish', $this->getLog());
        $layout = $this->layoutFactory->concurrentRequestLock($this->layoutFactory->getById($id), true);
        try {
            $sanitizedParams = $this->getSanitizer($request->getParams());
            $publishDate = $sanitizedParams->getDate('publishDate');
            $publishNow = $sanitizedParams->getCheckbox('publishNow');

            // Make sure we have permission
            if (!$this->getUser()->checkEditable($layout)) {
                throw new AccessDeniedException(__('You do not have permissions to edit this layout'));
            }

            // if we have publish date update it in database
            if (isset($publishDate) && !$publishNow) {
                $layout->setPublishedDate($publishDate);
            }

            // We want to take the draft layout, and update the campaign links to point to the draft, then remove the
            // parent.
            if ($publishNow || (isset($publishDate) && $publishDate->format('U') < Carbon::now()->format('U'))) {
                $draft = $this->layoutFactory->getByParentId($id);
                $draft->publishDraft();
                $draft->load();

                // We also build the XLF at this point, and if we have a problem we prevent publishing and raise as an
                // error message
                $draft->xlfToDisk(['notify' => true, 'exceptionOnError' => true, 'exceptionOnEmptyRegion' => false]);

                // Return
                $this->getState()->hydrate([
                    'httpStatus' => 200,
                    'message' => sprintf(__('Published %s'), $draft->layout),
                    'data' => $draft
                ]);
            } else {
                // Return
                $this->getState()->hydrate([
                    'httpStatus' => 200,
                    'message' => sprintf(__('Layout will be published on %s'), $publishDate),
                    'data' => $layout
                ]);
            }

            Profiler::end('Layout::publish', $this->getLog());
        } finally {
            // Release lock
            $this->layoutFactory->concurrentRequestRelease($layout, true);
        }

        return $this->render($request, $response);
    }

    /**
     * Discard Layout Form
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function discardForm(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->getById($id);

        // Make sure we have permission
        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException(__('You do not have permissions to edit this layout'));
        }

        $data = ['layout' => $layout];

        $this->getState()->template = 'layout-form-discard';
        $this->getState()->setData($data);

        return $this->render($request, $response);
    }

    /**
     * Discard Layout
     *
     * @SWG\Put(
     *  path="/layout/discard/{layoutId}",
     *  operationId="layoutDiscard",
     *  tags={"layout"},
     *  summary="Discard Layout",
     *  description="Discard a Layout restoring the original",
     *  @SWG\Parameter(
     *      name="layoutId",
     *      in="path",
     *      description="The Layout ID",
     *      type="integer",
     *      required=true
     *   ),
     *  @SWG\Response(
     *      response=200,
     *      description="successful operation",
     *      @SWG\Schema(ref="#/definitions/Layout")
     *  )
     * )
     *
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws AccessDeniedException
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function discard(Request $request, Response $response, $id)
    {
        $layout = $this->layoutFactory->getById($id);

        // Make sure we have permission
        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException(__('You do not have permissions to edit this layout'));
        }

        // Make sure the Layout is checked out to begin with
        if (!$layout->isEditable()) {
            throw new InvalidArgumentException(__('Layout is not checked out'), 'statusId');
        }

        $draft = $this->layoutFactory->getByParentId($id);
        $draft->discardDraft();

        // The parent is no longer a draft
        $layout->publishedStatusId = 1;

        // Return
        $this->getState()->hydrate([
            'httpStatus' => 200,
            'message' => sprintf(__('Discarded %s'), $draft->layout),
            'data' => $layout
        ]);

        return $this->render($request, $response);
    }

    /**
     * Query the Database for all Code identifiers assigned to Layouts.
     *
     * @param Request $request
     * @param Response $response
     * @return Response
     * @throws GeneralException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function getLayoutCodes(Request $request, Response $response)
    {
        $parsedParams = $this->getSanitizer($request->getQueryParams());

        $codes = $this->layoutFactory->getLayoutCodes($this->gridRenderFilter([
            'code' => $parsedParams->getString('code')
        ], $parsedParams));

        // Store the table rows
        $this->getState()->template = 'grid';
        $this->getState()->recordsTotal = $this->layoutFactory->countLast();
        $this->getState()->setData($codes);

        return $this->render($request, $response);
    }

    /**
     * Release the Layout Lock on specified layoutId
     * Available only to the User that currently has the Layout locked.
     *
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws \Xibo\Support\Exception\ControllerNotImplemented
     */
    public function releaseLock(Request $request, Response $response, $id)
    {
        /** @var Item $lock */
        $lock = $this->pool->getItem('locks/layout/' . $id);
        $lockUserId = $lock->get()->userId;

        if ($this->getUser()->userId !== $lockUserId) {
            throw new InvalidArgumentException(__('This function is available only to User who originally locked this Layout.'));
        }

        $lock->set([]);
        $lock->save();

        return $this->render($request, $response);
    }

    /**
     * Add a thumbnail
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return Response
     * @throws \Xibo\Support\Exception\AccessDeniedException
     * @throws \Xibo\Support\Exception\InvalidArgumentException
     * @throws \Xibo\Support\Exception\NotFoundException
     * @throws \Xibo\Support\Exception\ConfigurationException
     */
    public function addThumbnail(Request $request, Response $response, $id): Response
    {
        $libraryLocation = $this->getConfig()->getSetting('LIBRARY_LOCATION');
        MediaService::ensureLibraryExists($libraryLocation);

        // Check the Layout
        $layout = $this->layoutFactory->getById($id);

        // Make sure we have edit permissions
        if (!$this->getUser()->checkEditable($layout)) {
            throw new AccessDeniedException();
        }

        // Where would we save this to?
        if ($layout->isChild()) {
            // A draft
            $saveTo = $libraryLocation . 'thumbs/' . $layout->campaignId . '_layout_thumb.png';
        } else {
            // Published
            // we would usually expect this to be copied over when published.
            $saveTo = $libraryLocation . 'thumbs/' . $layout->campaignId . '_campaign_thumb.png';
        }

        // Load this Layout
        $layout->load();

        // Create a thumbnail image
        try {
            Img::configure(['driver' => 'gd']);

            if ($layout->backgroundImageId !== null && $layout->backgroundImageId !== 0) {
                // Start from a background image
                $media = $this->mediaFactory->getById($layout->backgroundImageId);
                $image = Img::make($libraryLocation . $media->storedAs);

                // Resize this image (without cropping it) to the size of this layout
                $image->resize($layout->width, $layout->height);
            } else {
                // Start from a Canvas
                $image = Img::canvas($layout->width, $layout->height, $layout->backgroundColor);
            }

            // Draw some regions on it.
            foreach ($layout->regions as $region) {
                try {
                    // Get widgets in this region
                    $playlist = $region->getPlaylist()->setModuleFactory($this->moduleFactory);
                    $widgets = $playlist->expandWidgets();

                    if (count($widgets) <= 0) {
                        // Render the region (draw a grey box)
                        $image->rectangle(
                            $region->left,
                            $region->top,
                            $region->left + $region->width,
                            $region->top + $region->height,
                            function ($draw) {
                                $draw->background('rgba(196, 196, 196, 0.6)');
                            }
                        );
                        if ($region->width >= 400) {
                            $image->text(
                                __('Empty Region'),
                                $region->left + ($region->width / 2),
                                $region->top + ($region->height / 2),
                                function ($font) {
                                    $font->file(PROJECT_ROOT . '/web/theme/default/fonts/Railway.ttf');
                                    $font->size(84);
                                    $font->color('#000000');
                                    $font->align('center');
                                    $font->valign('center');
                                }
                            );
                        }
                    } else {
                        // Render just the first widget in the appropriate place
                        $widget = $widgets[0];
                        if ($widget->type === 'image') {
                            $media = $this->mediaFactory->getById($widget->getPrimaryMediaId());
                            $cover = Img::make($libraryLocation . $media->storedAs);
                            $proportional = $widget->getOptionValue('scaleType', 'stretch') !== 'stretch';
                            $fit = $widget->getOptionValue('scaleType', 'stretch') === 'fit';

                            if ($fit) {
                                $cover->fit($region->width, $region->height);
                            } else {
                                $cover->resize(
                                    $region->width,
                                    $region->height,
                                    function ($constraint) use ($proportional) {
                                        if ($proportional) {
                                            $constraint->aspectRatio();
                                        }
                                    }
                                );
                            }
                            if ($proportional) {
                                $cover->resizeCanvas($region->width, $region->height);
                            }
                            $image->insert($cover, 'top-left', $region->left, $region->top);
                        } else if ($widget->type === 'video'
                            && file_exists($libraryLocation . $widget->getPrimaryMediaId() . '_videocover.png')
                        ) {
                            // Render the video cover
                            $cover = Img::make($libraryLocation . $widget->getPrimaryMediaId() . '_videocover.png');
                            $cover->resize($region->width, $region->height, function ($constraint) {
                                $constraint->aspectRatio();
                            });
                            $cover->resizeCanvas($region->width, $region->height);
                            $image->insert($cover, 'top-left', $region->left, $region->top);
                        } else {
                            // Draw the region in the widget colouring
                            $image->rectangle(
                                $region->left,
                                $region->top,
                                $region->left + $region->width,
                                $region->top + $region->height,
                                function ($draw) {
                                    $draw->background('rgba(196, 196, 196, 0.6)');
                                }
                            );
                            $module = $this->moduleFactory->getByType($widget->type);
                            if ($region->width >= 400) {
                                $image->text(
                                    $widget->getOptionValue('name', $module->name),
                                    $region->left + ($region->width / 2),
                                    $region->top + ($region->height / 2),
                                    function ($font) {
                                        $font->file(PROJECT_ROOT . '/web/theme/default/fonts/Railway.ttf');
                                        $font->size(84);
                                        $font->color('#000000');
                                        $font->align('center');
                                        $font->valign('center');
                                    }
                                );
                            }
                        }

                        // Put a number of widgets counter in the bottom
                        $image->text(
                            '1 / ' . count($widgets),
                            $region->left + $region->width - 10,
                            $region->top + $region->height - 10,
                            function ($font) {
                                $font->file(PROJECT_ROOT . '/web/theme/default/fonts/Railway.ttf');
                                $font->size(36);
                                $font->color('#000000');
                                $font->align('right');
                                $font->valign('bottom');
                            }
                        );
                    }
                } catch (\Exception $e) {
                    $this->getLog()->error('Problem generating region in thumbnail. e: ' . $e->getMessage());
                }
            }

            // Resize the entire layout down to a thumbnail
            $image->widen(1080);

            // Save the file
            $image->save($saveTo);

            return $response->withStatus(204);
        } catch (\Exception $e) {
            $this->getLog()->error('Exception adding thumbnail to Layout. e = ' . $e->getMessage());
            throw new InvalidArgumentException(__('Incorrect image data'));
        }
    }

    /**
     * Download the Layout Thumbnail
     * @param Request $request
     * @param Response $response
     * @param $id
     * @return \Psr\Http\Message\ResponseInterface|Response
     * @throws \Xibo\Support\Exception\GeneralException
     */
    public function downloadThumbnail(Request $request, Response $response, $id)
    {
        $this->getLog()->debug('Layout thumbnail request for layoutId ' . $id);

        $layout = $this->layoutFactory->getById($id);
        if (!$this->getUser()->checkViewable($layout)) {
            throw new AccessDeniedException();
        }

        // Get thumbnail uri
        $uri = $layout->getThumbnailUri();

        if (!file_exists($uri)) {
            throw new NotFoundException(__('Thumbnail not found for Layout'));
        }

        $response = $response
            ->withHeader('Content-Length', filesize($uri))
            ->withHeader('Content-Type', (new MimeTypes())->getMimeType('png'));

        $sendFileMode = $this->getConfig()->getSetting('SENDFILE_MODE');
        if ($sendFileMode == 'Apache') {
            $response = $response->withHeader('X-Sendfile', $uri);
        } else if ($sendFileMode == 'Nginx') {
            $response = $response->withHeader('X-Accel-Redirect', '/download/thumbs/' . basename($uri));
        } else {
            // Return the file with PHP
            $response = $response->withBody(new Stream(fopen($uri, 'r')));
        }

        $this->setNoOutput();
        return $this->render($request, $response);
    }

    /**
     * Create a Layout with full screen Region with Media/Playlist specific Widget
     * This is called as a first step when scheduling Media/Playlist eventType
     * @SWG\Post(
     *  path="/layout/fullscreen",
     *  operationId="layoutAddFullScreen",
     *  tags={"layout"},
     *  summary="Add a Full Screen Layout",
     *  description="Add a new full screen Layout with specified Media/Playlist",
     *  @SWG\Parameter(
     *      name="id",
     *      in="formData",
     *      description="The Media or Playlist ID that should be added to this Layout",
     *      type="integer",
     *      required=true
     *  ),
     *  @SWG\Parameter(
     *      name="type",
     *      in="formData",
     *      description="The type of Layout to be created = media or playlist",
     *      type="string",
     *      required=true
     *  ),
     *  @SWG\Parameter(
     *      name="resolutionId",
     *      in="formData",
     *      description="The Id of the resolution for this Layout, defaults to 1080p for playlist and closest resolution match for Media",
     *      type="integer",
     *      required=false
     *  ),
     *  @SWG\Parameter(
     *      name="backgroundColor",
     *      in="formData",
     *      description="A HEX color to use as the background color of this Layout. Default is black #000",
     *      type="string",
     *      required=false
     *  ),
     *  @SWG\Parameter(
     *      name="layoutDuration",
     *      in="formData",
     *      description="Use with media type, to specify the duration this Media should play in one loop",
     *      type="boolean",
     *      required=false
     *  ),
     *  @SWG\Response(
     *      response=201,
     *      description="successful operation",
     *      @SWG\Schema(ref="#/definitions/Layout"),
     *      @SWG\Header(
     *          header="Location",
     *          description="Location of the new record",
     *          type="string"
     *      )
     *  )
     * )
     * @param Request $request
     * @param Response $response
     * @return Response|ResponseInterface
     * @throws GeneralException
     * @throws InvalidArgumentException
     * @throws NotFoundException
     */
    public function createFullScreenLayout(Request $request, Response $response): Response|ResponseInterface
    {
        $params = $this->getSanitizer($request->getParams());
        $type = $params->getString('type');
        $media = null;
        $playlist = null;
        $playlistItems = [];

        if (empty($params->getInt('id'))) {
            throw new InvalidArgumentException(sprintf(__('Please select %s'), ucfirst($type)));
        }

        if ($type === 'media') {
            $media = $this->mediaFactory->getById($params->getInt('id'));
            // do we already have a full screen layout with this media?
            $layoutExists = $this->layoutFactory->getLinkedFullScreenLayout('media', $media->mediaId);
        } else if ($type === 'playlist') {
            $playlist = $this->playlistFactory->getById($params->getInt('id'));
            $playlist->load();
            // do we already have a full screen layout with this playlist?
            $layoutExists = $this->layoutFactory->getLinkedFullScreenLayout('playlist', $playlist->playlistId);
        }

        if (!empty($layoutExists)) {
            // Return
            $this->getState()->hydrate([
                'httpStatus' => 200,
                'message' => sprintf(__('Fetched %s'), $layoutExists->layout),
                'data' => $layoutExists
            ]);

            return $this->render($request, $response);
        }

        $resolutionId = $params->getInt('resolutionId');

        if (empty($resolutionId)) {
            if ($type === 'media') {
                $resolutionId = $this->resolutionFactory->getClosestMatchingResolution(
                    $media->width,
                    $media->height
                )->resolutionId;
            } else if ($type === 'playlist') {
                $resolutionId = $this->resolutionFactory->getByDimensions(
                    1920,
                    1080
                )->resolutionId;
            }
        }

        $layout = $this->layoutFactory->createFromResolution(
            $resolutionId,
            $this->getUser()->userId,
            $type . '_' .
            ($type === 'media' ? $media->name : $playlist->name) .
            '_' . ($type === 'media' ? $media->mediaId : $playlist->playlistId),
            'Full Screen Layout created from ' . ($type === 'media' ? $media->name : $playlist->name),
            '',
            null,
            false
        );

        if (!empty($params->getString('backgroundColor'))) {
            $layout->backgroundColor = $params->getString('backgroundColor');
        }

        $this->layoutFactory->addRegion(
            $layout,
            $type === 'media' ? 'frame' : 'playlist',
            $layout->width,
            $layout->height,
            0,
            0
        );

        $layout->setUnmatchedProperty('type', $type);
        $layout->autoApplyTransitions = 0;
        $layout->schemaVersion = Environment::$XLF_VERSION;
        $layout->folderId = ($type === 'media') ? $media->folderId : $playlist->folderId;

        $layout->save();

        $draft = $this->layoutFactory->checkoutLayout($layout);

        $region = $draft->regions[0];

        // Create a module
        $module = $this->moduleFactory->getByType($type === 'media' ? $media->mediaType : 'subplaylist');

        // Determine the duration
        // if we have a duration provided, then use it, otherwise use the duration recorded on the
        // library item/playlist already
        $itemDuration = $params->getInt(
            'layoutDuration',
            ['default' => $type === 'media' ? $media->duration : $playlist->duration]
        );

        // If the library item duration (or provided duration) is 0, then default to the Module Default
        // Duration as configured in settings.
        $itemDuration = ($itemDuration == 0) ? $module->defaultDuration : $itemDuration;

        // Create a widget
        $widget = $this->widgetFactory->create(
            $this->getUser()->userId,
            $region->getPlaylist()->playlistId,
            $type === 'media' ? $media->mediaType : 'subplaylist',
            $itemDuration,
            $module->schemaVersion
        );

        if ($type === 'playlist') {
            // save here, simulate add Widget
            // next save (with playlist) will edit and save the Widget and dispatch event that manages closure table.
            $widget->save();
            $item = new SubPlaylistItem();
            $item->rowNo = 1;
            $item->playlistId = $playlist->playlistId;
            $item->spotFill = 'repeat';
            $item->spotLength =  '';
            $item->spots = '';

            $playlistItems[] = $item;
            $widget->setOptionValue('subPlaylists', 'attrib', json_encode($playlistItems));
        } else {
            $widget->useDuration = 1;
            $widget->assignMedia($media->mediaId);
        }

        // Calculate the duration
        $widget->calculateDuration($module);

        // Assign the widget to the playlist
        $region->getPlaylist()->assignWidget($widget);
        // Save the playlist
        $region->getPlaylist()->save();
        $region->save();

        // look up the record in the database
        // as we do not set modifiedDt on the object on save.
        $draft = $this->layoutFactory->getByParentId($layout->layoutId);
        $draft->publishDraft();
        $draft->load();

        // We also build the XLF at this point, and if we have a problem we prevent publishing and raise as an
        // error message
        $draft->xlfToDisk(['notify' => true, 'exceptionOnError' => true, 'exceptionOnEmptyRegion' => false]);

        // Return
        $this->getState()->hydrate([
            'httpStatus' => 200,
            'message' => sprintf(__('Created %s'), $draft->layout),
            'data' => $draft
        ]);

        return $this->render($request, $response);
    }
}
