<?php

declare(strict_types=1);

function retrieve_hashed_pwd(object $pdo, string $username) {
    $query = "SELECT pwd FROM users WHERE username = :username;";

    $stmt = $pdo->prepare($query);
    $stmt->bindParam(":username",$username);
    $stmt->execute();

    $hashed_pwd = $stmt->fetch(PDO::FETCH_ASSOC);

    $stmt = null;
    $query = null;

    return $hashed_pwd["pwd"];
}

function search_user(object $pdo, string $username) {
    $query = "SELECT * FROM users WHERE username = :username;";

    $stmt = $pdo->prepare($query);
    $stmt->bindParam(":username",$username);
    $stmt->execute();

    $result = $stmt->fetch(PDO::FETCH_ASSOC);

    $stmt = null;
    $query = null;

    return $result;

}