<?php
namespace App\Data\Repository;

use App\Data\Entity\User;

class UserRepository {
    public function getAllUsers() {
        $pdo = app('db')->getPdo();
        $sql = "SELECT *, (SELECT `mail` FROM mails WHERE user_id = users.id AND `primary` = 1) AS mail FROM users;";

        $sth = $pdo->prepare($sql);

        $sth->execute();
        $res = $sth->fetchAll(\PDO::FETCH_ASSOC);

        $userList = [];

        foreach ($res as $dbEntry) {
            $user = new User();
            $user->load($dbEntry);
            $userList[] = $user;
        }

        return collect($userList);
    }

    public function findById($id): ?User {
        $pdo = app('db')->getPdo();
        $sql = "SELECT *, (SELECT `mail` FROM mails WHERE user_id = users.id AND `primary` = 1) AS mail FROM users WHERE `id` = :id;";

        $sth = $pdo->prepare($sql);

        $sth->execute([":id" => $id]);
        $res = $sth->fetch(\PDO::FETCH_ASSOC);
        if(is_null($res)) {
            return null;
        }

        $user = new User();
        $user->load($user);

        return $user;
    }
}