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<?php
/**
 * sh404SEF - SEO extension for Joomla!
 *
 * @author      Yannick Gaultier
 * @copyright   (c) Yannick Gaultier - Weeblr llc - 2022
 * @package     sh404SEF
 * @license     http://www.gnu.org/copyleft/gpl.html GNU/GPL
 * @version     4.24.1.4308
 * @date        2022-05-31
 */

// Security check to ensure this file is being included by a parent file.
if (!defined('_JEXEC'))
{
	die('Direct Access to this location is not allowed.');
}

class Sh404sefClassBaseEditController extends Sh404sefClassBasecontroller
{

	protected $_context = 'com_sh404sef.edit';

	protected $_editController = '';
	protected $_editTask       = 'edit';
	protected $_editLayout     = '';

	protected $_returnController = '';
	protected $_returnTask       = '';
	protected $_returnView       = 'default';
	protected $_returnLayout     = 'default';

	/**
	 * Id of the currently edited item
	 * @var integer
	 */
	protected $_id = null;

	/**
	 * POST data saved in case of need to edit again
	 * same data (if error detected)
	 * @var mixed
	 */
	protected $_editData = null;

	/**
	 * Display the view
	 */
	public function display($cachable = false, $urlparams = false)
	{

		$app = JFactory::getApplication();

		// Set the default view name in case it's missing
		$viewName = $app->input->getWord('view');
		if (empty($viewName))
		{
			$app->input->set('view', $this->_defaultView);
		}

		$document = JFactory::getDocument();

		$viewType = $document->getType();
		$viewName = $app->input->getCmd('view');
		$this->_editView = $viewName;
		$viewLayout = $app->input->getCmd('layout', $this->_defaultLayout);

		$view = $this->getView($viewName, $viewType, '', array('base_path' => $this->basePath));

		// Get/Create the model
		if ($model = $this->getModel($viewName))
		{
			// store initial context in model
			$model->setContext($this->_context);

			// if we have some stored data from a previous attempt at editing
			// that failed because of validation, then push saved data into
			// the model, to redisplay it for user to fix or cancel
			if (!is_null($this->_editData))
			{
				$model->setData($this->_editData);
			}

			// Push the model into the view (as default)
			$view->setModel($model, true);

			// and push also the default redirect
			$view->defaultRedirectUrl = $this->_getDefaultRedirect();
		}

		// Set the layout
		$view->setLayout($viewLayout);

		// push controller errors in the view
		$error = $this->getError();
		if (!empty($error))
		{
			$view->setError($error);
		}

		// Display the view
		$view->display();
	}

	public function edit()
	{
		$app = JFactory::getApplication();
		// hide the main menu
		$app->input->set('hidemainmenu', 1);

		// find and store edited item id
		$cid = $app->input->getVar('cid', array(0), 'default', 'array');
		$this->_id = $cid[0];

		// let the base controller do the rest
		$this->display();
	}

	public function save()
	{
		// Check for request forgeries
		JSession::checkToken() or jexit('Invalid Token');

		$app = JFactory::getApplication();

		// save incoming data
		$this->_editData = $app->input->post->getArray();

		// find and store edited item id
		$this->_id = $app->input->getInt('id');

		// perform saving of incoming data
		$savedId = $this->_doSave($this->_editData);

		// error ?
		if (empty($savedId))
		{
			// edit again with same data
			$errorMsg = $this->getError();
			$errorMsg = empty($errorMsg) ? $this->_getMessage('failure') : $errorMsg;
			$this->setError($errorMsg);
			$app->input->set('c', $this->_editController);
			$app->input->set('task', $this->_editTask);
			$app->input->set('cid', array($this->_id));
			// in case of error, if this is an ajax call,
			// we simply return the error to the caller
			$isAjax = $app->input->getInt('shajax') == 1;
			if (!$isAjax)
			{
				// if not ajax, we edit again the same page
				$this->edit();
				return false;
			}
		}

		// saved, no need to keep them
		$this->_editData = null;

		// display response
		$this->display();
	}

	public function apply()
	{

		// Check for request forgeries
		JSession::checkToken() or jexit('Invalid Token');

		// just an alias for save
		$this->save();
	}

	public function cancel()
	{

		// Check for request forgeries
		JSession::checkToken() or jexit('Invalid Token');

		$this->setRedirect($this->_getDefaultRedirect(), $this->_getMessage('cancel'));
	}

	protected function setId($id)
	{

		$this->_id = $id;
	}

	protected function _getMessage($type)
	{

		switch ($type)
		{
			case 'success':
				$msg = JText::_('COM_SH404SEF_ELEMENT_SAVED');
				break;
			case 'failure':
				$msg = JText::_('COM_SH404SEF_ELEMENT_NOT_SAVED');
				break;
			case 'cancel':
				$msg = JText::_('COM_SH404SEF_CANCELLED');
				break;
			default:
				$msg = '';
				break;
		}

		return $msg;
	}

	protected function _doSave($dataArray, $urlType = sh404SEF_URLTYPE_CUSTOM)
	{

		// get model
		$model = $this->getModel($this->_defaultView);

		// perform save operation
		$savedId = $model->save($dataArray, $urlType);

		// store error message
		if (empty($savedId))
		{
			$this->setError($model->getError());
		}

		// return result
		return $savedId;
	}
}