<?php
/*----------------------------------------------------------------------------------|  www.vdm.io  |----/
				Agence Agerix 
/-------------------------------------------------------------------------------------------------------/

	@version		1.x.x
	@build			2nd June, 2022
	@created		12th December, 2020
	@package		Extension Distributor
	@subpackage		packages.php
	@author			Emmanuel Danan <https://agerix.fr>	
	@copyright		Copyright (C) 2021. All Rights Reserved.
	@license		GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html
  ____  _____  _____  __  __  __      __       ___  _____  __  __  ____  _____  _  _  ____  _  _  ____ 
 (_  _)(  _  )(  _  )(  \/  )(  )    /__\     / __)(  _  )(  \/  )(  _ \(  _  )( \( )( ___)( \( )(_  _)
.-_)(   )(_)(  )(_)(  )    (  )(__  /(__)\   ( (__  )(_)(  )    (  )___/ )(_)(  )  (  )__)  )  (   )(  
\____) (_____)(_____)(_/\/\_)(____)(__)(__)   \___)(_____)(_/\/\_)(__)  (_____)(_)\_)(____)(_)\_) (__) 

/------------------------------------------------------------------------------------------------------*/

// No direct access to this file
defined('_JEXEC') or die('Restricted access');

use Joomla\CMS\MVC\Model\ListModel;
use Joomla\Utilities\ArrayHelper;

/**
 * Packages List Model
 */
class ExtensiondistributorModelPackages extends ListModel
{
	public function __construct($config = array())
	{
		if (empty($config['filter_fields']))
        {
			$config['filter_fields'] = array(
				'a.id','id',
				'a.published','published',
				'a.access','access',
				'a.ordering','ordering',
				'a.created_by','created_by',
				'a.modified_by','modified_by',
				'a.free','free',
				'c.title','category_title',
				'c.id', 'category_id',
				'a.catid','catid',
				'a.name','name'
			);
		}

		parent::__construct($config);
	}

	/**
	 * Method to auto-populate the model state.
	 *
	 * Note. Calling getState in this method will result in recursion.
	 *
	 * @param   string  $ordering   An optional ordering field.
	 * @param   string  $direction  An optional direction (asc|desc).
	 *
	 * @return  void
	 *
	 */
	protected function populateState($ordering = null, $direction = null)
	{
		$app = JFactory::getApplication();

		// Adjust the context to support modal layouts.
		if ($layout = $app->input->get('layout'))
		{
			$this->context .= '.' . $layout;
		}

		// Check if the form was submitted
		$formSubmited = $app->input->post->get('form_submited');

		$access = $this->getUserStateFromRequest($this->context . '.filter.access', 'filter_access', 0, 'int');
		if ($formSubmited)
		{
			$access = $app->input->post->get('access');
			$this->setState('filter.access', $access);
		}

		$published = $this->getUserStateFromRequest($this->context . '.filter.published', 'filter_published', '');
		$this->setState('filter.published', $published);

		$created_by = $this->getUserStateFromRequest($this->context . '.filter.created_by', 'filter_created_by', '');
		$this->setState('filter.created_by', $created_by);

		$created = $this->getUserStateFromRequest($this->context . '.filter.created', 'filter_created');
		$this->setState('filter.created', $created);

		$sorting = $this->getUserStateFromRequest($this->context . '.filter.sorting', 'filter_sorting', 0, 'int');
		$this->setState('filter.sorting', $sorting);

		$search = $this->getUserStateFromRequest($this->context . '.filter.search', 'filter_search');
		$this->setState('filter.search', $search);

		$free = $this->getUserStateFromRequest($this->context . '.filter.free', 'filter_free');
		if ($formSubmited)
		{
			$free = $app->input->post->get('free');
			$this->setState('filter.free', $free);
		}

		$category = $app->getUserStateFromRequest($this->context . '.filter.category', 'filter_category');
		$this->setState('filter.category', $category);

		$categoryId = $this->getUserStateFromRequest($this->context . '.filter.category_id', 'filter_category_id');
		$this->setState('filter.category_id', $categoryId);

		$catid = $this->getUserStateFromRequest($this->context . '.filter.catid', 'filter_catid');
		if ($formSubmited)
		{
			$catid = $app->input->post->get('catid');
			$this->setState('filter.catid', $catid);
		}

		$name = $this->getUserStateFromRequest($this->context . '.filter.name', 'filter_name');
		if ($formSubmited)
		{
			$name = $app->input->post->get('name');
			$this->setState('filter.name', $name);
		}

		// List state information.
		parent::populateState($ordering, $direction);
	}
	
	/**
	 * Method to get an array of data items.
	 *
	 * @return  mixed  An array of data items on success, false on failure.
	 */
	public function getItems()
	{
		// Check in items
		$this->checkInNow();

		// load parent items
		$items = parent::getItems();

		// set selection value to a translatable value
		if (ExtensiondistributorHelper::checkArray($items))
		{
			foreach ($items as $nr => &$item)
			{
				// convert free
				$item->free = $this->selectionTranslation($item->free, 'free');
			}
		}

        
		// return items
		return $items;
	}

	/**
	 * Method to convert selection values to translatable string.
	 *
	 * @return translatable string
	 */
	public function selectionTranslation($value,$name)
	{
		// Array of free language strings
		if ($name === 'free')
		{
			$freeArray = array(
				1 => 'COM_EXTENSIONDISTRIBUTOR_PACKAGE_YES',
				0 => 'COM_EXTENSIONDISTRIBUTOR_PACKAGE_NO'
			);
			// Now check if value is found in this array
			if (isset($freeArray[$value]) && ExtensiondistributorHelper::checkString($freeArray[$value]))
			{
				return $freeArray[$value];
			}
		}
		return $value;
	}
	
	/**
	 * Method to build an SQL query to load the list data.
	 *
	 * @return	string	An SQL query
	 */
	protected function getListQuery()
	{
		// Get the user object.
		$user = JFactory::getUser();
		// Create a new query object.
		$db = JFactory::getDBO();
		$query = $db->getQuery(true);

		// Select some fields
		$query->select('a.*');
		$query->select($db->quoteName('c.title','category_title'));

		// From the extensiondistributor_item table
		$query->from($db->quoteName('#__extensiondistributor_package', 'a'));
		$query->join('LEFT', $db->quoteName('#__categories', 'c') . ' ON (' . $db->quoteName('a.catid') . ' = ' . $db->quoteName('c.id') . ')');

		// Filter by published state
		$published = $this->getState('filter.published');
		if (is_numeric($published))
		{
			$query->where('a.published = ' . (int) $published);
		}
		elseif ($published === '')
		{
			$query->where('(a.published = 0 OR a.published = 1)');
		}

		// Join over the asset groups.
		$query->select('ag.title AS access_level');
		$query->join('LEFT', '#__viewlevels AS ag ON ag.id = a.access');
		// Filter by access level.
		$_access = $this->getState('filter.access');
		if ($_access && is_numeric($_access))
		{
			$query->where('a.access = ' . (int) $_access);
		}
		elseif (ExtensiondistributorHelper::checkArray($_access))
		{
			// Secure the array for the query
			$_access = ArrayHelper::toInteger($_access);
			// Filter by the Access Array.
			$query->where('a.access IN (' . implode(',', $_access) . ')');
		}
		// Implement View Level Access
		if (!$user->authorise('core.options', 'com_extensiondistributor'))
		{
			$groups = implode(',', $user->getAuthorisedViewLevels());
			$query->where('a.access IN (' . $groups . ')');
		}
		// Filter by search.
		$search = $this->getState('filter.search');
		if (!empty($search))
		{
			if (stripos($search, 'id:') === 0)
			{
				$query->where('a.id = ' . (int) substr($search, 3));
			}
			else
			{
				$search = $db->quote('%' . $db->escape($search) . '%');
				$query->where('(a.name LIKE '.$search.' OR a.description LIKE '.$search.' OR a.catid LIKE '.$search.' OR a.alias LIKE '.$search.')');
			}
		}

		// Filter by Free.
		$_free = $this->getState('filter.free');
		if (is_numeric($_free))
		{
			if (is_float($_free))
			{
				$query->where('a.free = ' . (float) $_free);
			}
			else
			{
				$query->where('a.free = ' . (int) $_free);
			}
		}
		elseif (ExtensiondistributorHelper::checkString($_free))
		{
			$query->where('a.free = ' . $db->quote($db->escape($_free)));
		}

		// Filter by a single or group of categories.
		$baselevel = 1;
		$categoryId = $this->getState('filter.category_id');

		if (is_numeric($categoryId))
		{
			$cat_tbl = JTable::getInstance('Category', 'JTable');
			$cat_tbl->load($categoryId);
			$rgt = $cat_tbl->rgt;
			$lft = $cat_tbl->lft;
			$baselevel = (int) $cat_tbl->level;
			$query->where('c.lft >= ' . (int) $lft)
				->where('c.rgt <= ' . (int) $rgt);
		}
		elseif (is_array($categoryId))
		{
			$categoryId = ArrayHelper::toInteger($categoryId);
			$categoryId = implode(',', $categoryId);
			$query->where('a.catid IN (' . $categoryId . ')');
		}


		// Add the list ordering clause.
		$orderCol = $this->state->get('list.ordering', 'a.id');
		$orderDirn = $this->state->get('list.direction', 'desc');
		if ($orderCol != '')
		{
			$query->order($db->escape($orderCol . ' ' . $orderDirn));
		}

		return $query;
	}
	
	/**
	 * Method to get a store id based on model configuration state.
	 *
	 * @return  string  A store id.
	 *
	 */
	protected function getStoreId($id = '')
	{
		// Compile the store id.
		$id .= ':' . $this->getState('filter.id');
		$id .= ':' . $this->getState('filter.search');
		$id .= ':' . $this->getState('filter.published');
		// Check if the value is an array
		$_access = $this->getState('filter.access');
		if (ExtensiondistributorHelper::checkArray($_access))
		{
			$id .= ':' . implode(':', $_access);
		}
		// Check if this is only an number or string
		elseif (is_numeric($_access)
		 || ExtensiondistributorHelper::checkString($_access))
		{
			$id .= ':' . $_access;
		}
		$id .= ':' . $this->getState('filter.ordering');
		$id .= ':' . $this->getState('filter.created_by');
		$id .= ':' . $this->getState('filter.modified_by');
		$id .= ':' . $this->getState('filter.free');
		// Check if the value is an array
		$_category = $this->getState('filter.category');
		if (ExtensiondistributorHelper::checkArray($_category))
		{
			$id .= ':' . implode(':', $_category);
		}
		// Check if this is only an number or string
		elseif (is_numeric($_category)
		 || ExtensiondistributorHelper::checkString($_category))
		{
			$id .= ':' . $_category;
		}
		// Check if the value is an array
		$_category_id = $this->getState('filter.category_id');
		if (ExtensiondistributorHelper::checkArray($_category_id))
		{
			$id .= ':' . implode(':', $_category_id);
		}
		// Check if this is only an number or string
		elseif (is_numeric($_category_id)
		 || ExtensiondistributorHelper::checkString($_category_id))
		{
			$id .= ':' . $_category_id;
		}
		// Check if the value is an array
		$_catid = $this->getState('filter.catid');
		if (ExtensiondistributorHelper::checkArray($_catid))
		{
			$id .= ':' . implode(':', $_catid);
		}
		// Check if this is only an number or string
		elseif (is_numeric($_catid)
		 || ExtensiondistributorHelper::checkString($_catid))
		{
			$id .= ':' . $_catid;
		}
		$id .= ':' . $this->getState('filter.name');

		return parent::getStoreId($id);
	}

	/**
	 * Build an SQL query to checkin all items left checked out longer then a set time.
	 *
	 * @return  a bool
	 *
	 */
	protected function checkInNow()
	{
		// Get set check in time
		$time = JComponentHelper::getParams('com_extensiondistributor')->get('check_in');

		if ($time)
		{

			// Get a db connection.
			$db = JFactory::getDbo();
			// Reset query.
			$query = $db->getQuery(true);
			$query->select('*');
			$query->from($db->quoteName('#__extensiondistributor_package'));
			// Only select items that are checked out.
			$query->where($db->quoteName('checked_out') . '!=0');
			$db->setQuery($query, 0, 1);
			$db->execute();
			if ($db->getNumRows())
			{
				// Get Yesterdays date.
				$date = JFactory::getDate()->modify($time)->toSql();
				// Reset query.
				$query = $db->getQuery(true);

				// Fields to update.
				$fields = array(
					$db->quoteName('checked_out_time') . '=\'0000-00-00 00:00:00\'',
					$db->quoteName('checked_out') . '=0'
				);

				// Conditions for which records should be updated.
				$conditions = array(
					$db->quoteName('checked_out') . '!=0', 
					$db->quoteName('checked_out_time') . '<\''.$date.'\''
				);

				// Check table.
				$query->update($db->quoteName('#__extensiondistributor_package'))->set($fields)->where($conditions); 

				$db->setQuery($query);

				$db->execute();
			}
		}

		return false;
	}
}