ProjectMapper.php

<?php
// db/authormapper.php

namespace OCA\TimeTracker\Db;

use OCP\IDBConnection;
use OCP\AppFramework\Db\Mapper;

class ProjectMapper extends Mapper {

    public function __construct(IDBConnection $db) {
        parent::__construct($db, 'timetracker_project');
    }


    public function findByName($name) {
        $sql = 'SELECT * FROM `*PREFIX*timetracker_project` ' .
            'WHERE upper(`name`) = ?';
            
            try {
                $e = $this->findEntity($sql, [strtoupper($name)]);
                return $e;
            } catch (\OCP\AppFramework\Db\DoesNotExistException $e){
                return null;
            }
        
    }

    /**
     * @throws \OCP\AppFramework\Db\DoesNotExistException if not found
     * @throws \OCP\AppFramework\Db\MultipleObjectsReturnedException if more than one result
     */
    public function find($id) {
        $sql = 'SELECT * FROM `*PREFIX*timetracker_project` ' .
            'WHERE `id` = ?';
        return $this->findEntity($sql, [$id]);
    }


    public function findAll($user){
        
        $sql = 'SELECT tp.* FROM `*PREFIX*timetracker_project` tp left join `*PREFIX*timetracker_user_to_project` up '.
                'on up.project_id = tp.id where up.user_uid = ? order by tp.name asc';
        return $this->findEntities($sql, [$user]);
    }
    public function findAllAdmin(){
        
        $sql = 'SELECT tp.* FROM `*PREFIX*timetracker_project` tp order by tp.name asc';
        return $this->findEntities($sql, []);
    }



   
}