<?php

/**
 * @package     Joomla.Administrator
 * @subpackage  com_users
 *
 * @copyright   (C) 2011 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Users\Administrator\Model;

use Joomla\CMS\Factory;
use Joomla\CMS\MVC\Factory\MVCFactoryInterface;
use Joomla\CMS\MVC\Model\ListModel;
use Joomla\CMS\User\User;
use Joomla\Database\DatabaseQuery;
use Joomla\Database\ParameterType;

// phpcs:disable PSR1.Files.SideEffects
\defined('_JEXEC') or die;
// phpcs:enable PSR1.Files.SideEffects

/**
 * User notes model class.
 *
 * @since  2.5
 */
class NotesModel extends ListModel
{
    /**
     * Constructor.
     *
     * @param   array                $config   An optional associative array of configuration settings.
     * @param   MVCFactoryInterface  $factory  The factory.
     *
     * @see     \Joomla\CMS\MVC\Model\BaseDatabaseModel
     * @since   3.2
     */
    public function __construct($config = [], MVCFactoryInterface $factory = null)
    {
        // Set the list ordering fields.
        if (empty($config['filter_fields'])) {
            $config['filter_fields'] = [
                'id', 'a.id',
                'user_id', 'a.user_id',
                'u.name',
                'subject', 'a.subject',
                'catid', 'a.catid', 'category_id',
                'state', 'a.state', 'published',
                'c.title',
                'review_time', 'a.review_time',
                'publish_up', 'a.publish_up',
                'publish_down', 'a.publish_down',
                'level', 'c.level',
            ];
        }

        parent::__construct($config, $factory);
    }

    /**
     * Build an SQL query to load the list data.
     *
     * @return  DatabaseQuery  A DatabaseQuery object to retrieve the data set.
     *
     * @since   2.5
     */
    protected function getListQuery()
    {
        $db    = $this->getDatabase();
        $query = $db->getQuery(true);

        // Select the required fields from the table.
        $query->select(
            $this->getState(
                'list.select',
                'a.id, a.subject, a.checked_out, a.checked_out_time,' .
                'a.catid, a.created_time, a.review_time,' .
                'a.state, a.publish_up, a.publish_down'
            )
        );
        $query->from('#__user_notes AS a');

        // Join over the category
        $query->select('c.title AS category_title, c.params AS category_params')
            ->join('LEFT', '#__categories AS c ON c.id = a.catid');

        // Join over the users for the note user.
        $query->select('u.name AS user_name')
            ->join('LEFT', '#__users AS u ON u.id = a.user_id');

        // Join over the users for the checked out user.
        $query->select('uc.name AS editor')
            ->join('LEFT', '#__users AS uc ON uc.id = a.checked_out');

        // Filter by search in title
        $search = $this->getState('filter.search');

        if (!empty($search)) {
            if (stripos($search, 'id:') === 0) {
                $search3 = (int) substr($search, 3);
                $query->where($db->quoteName('a.id') . ' = :id');
                $query->bind(':id', $search3, ParameterType::INTEGER);
            } elseif (stripos($search, 'uid:') === 0) {
                $search4 = (int) substr($search, 4);
                $query->where($db->quoteName('a.user_id') . ' = :id');
                $query->bind(':id', $search4, ParameterType::INTEGER);
            } else {
                $search = '%' . trim($search) . '%';
                $query->where(
                    '(' . $db->quoteName('a.subject') . ' LIKE :subject'
                    . ' OR ' . $db->quoteName('u.name') . ' LIKE :name'
                    . ' OR ' . $db->quoteName('u.username') . ' LIKE :username)'
                );
                $query->bind(':subject', $search);
                $query->bind(':name', $search);
                $query->bind(':username', $search);
            }
        }

        // Filter by published state
        $published = $this->getState('filter.published');

        if (is_numeric($published)) {
            $query->where($db->quoteName('a.state') . ' = :state')
                ->bind(':state', $published, ParameterType::INTEGER);
        } elseif ($published !== '*') {
            $query->whereIn($db->quoteName('a.state'), [0, 1]);
        }

        // Filter by a single category.
        $categoryId = (int) $this->getState('filter.category_id');

        if ($categoryId) {
            $query->where($db->quoteName('a.catid') . ' = :catid')
                ->bind(':catid', $categoryId, ParameterType::INTEGER);
        }

        // Filter by a single user.
        $userId = (int) $this->getState('filter.user_id');

        if ($userId) {
            // Add the body and where filter.
            $query->select('a.body')
                ->where($db->quoteName('a.user_id') . ' = :user_id')
                ->bind(':user_id', $userId, ParameterType::INTEGER);
        }

        // Filter on the level.
        if ($level = $this->getState('filter.level')) {
            $level = (int) $level;
            $query->where($db->quoteName('c.level') . ' <= :level')
                ->bind(':level', $level, ParameterType::INTEGER);
        }

        // Add the list ordering clause.
        $query->order($db->escape($this->getState('list.ordering', 'a.review_time')) . ' ' . $db->escape($this->getState('list.direction', 'DESC')));

        return $query;
    }

    /**
     * Method to get a store id based on model configuration state.
     *
     * This is necessary because the model is used by the component and
     * different modules that might need different sets of data or different
     * ordering requirements.
     *
     * @param   string  $id  A prefix for the store id.
     *
     * @return  string  A store id.
     *
     * @since   2.5
     */
    protected function getStoreId($id = '')
    {
        // Compile the store id.
        $id .= ':' . $this->getState('filter.search');
        $id .= ':' . $this->getState('filter.published');
        $id .= ':' . $this->getState('filter.category_id');
        $id .= ':' . $this->getState('filter.user_id');
        $id .= ':' . $this->getState('filter.level');

        return parent::getStoreId($id);
    }

    /**
     * Gets a user object if the user filter is set.
     *
     * @return  User  The User object
     *
     * @since   2.5
     */
    public function getUser()
    {
        $user = new User();

        // Filter by search in title
        $search = (int) $this->getState('filter.user_id');

        if ($search != 0) {
            $user->load((int) $search);
        }

        return $user;
    }

    /**
     * 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  $direction  An optional direction (asc|desc).
     *
     * @return  void
     *
     * @since   1.6
     * @throws  \Exception
     */
    protected function populateState($ordering = 'a.review_time', $direction = 'desc')
    {
        // Adjust the context to support modal layouts.
        if ($layout = Factory::getApplication()->getInput()->get('layout')) {
            $this->context .= '.' . $layout;
        }

        parent::populateState($ordering, $direction);
    }
}
