<?php // models/UserModel.php require_once __DIR__ . '/../config/db.php'; class UserModel { private mysqli $db; public function __construct() { $database = new Database(); $this->db = $database->connect(); } // Valida usuario y contraseƱa, retorna fila o false public function login(string $usuario, string $password) { $stmt = $this->db->prepare( "SELECT USR, NOMBRE FROM usuarios WHERE USR = ? AND PAS = ? LIMIT 1" ); $stmt->bind_param('ss', $usuario, $password); $stmt->execute(); $result = $stmt->get_result(); return $result->num_rows > 0 ? $result->fetch_assoc() : false; } }