triviagmatico/cabecera.php

<?php
if (session_status() === PHP_SESSION_NONE) {
    session_start();
}

// Comprobación de sesión
$isLoggedIn = isset($_SESSION['idUsuario']) && !empty($_SESSION['idUsuario']);
$username = $isLoggedIn ? $_SESSION['nombreUsuario'] : '';
?>

<!-- Bootstrap 5 CSS -->
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
<!-- FontAwesome para iconos -->
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.2/css/all.min.css">
<!-- Google Fonts para estilo Kahoot -->
<link href="https://fonts.googleapis.com/css2?family=Fredoka:wght@400;600;700&display=swap" rel="stylesheet">
<link rel="stylesheet" href="css/index.css">
<script src="js/jquery-4.0.0.min.js"></script>


<nav class="navbar navbar-expand-lg navbar-kahoot py-3 mb-4">
    <div class="container">
        <a class="navbar-brand" href="index.php">
            <i class="fa-solid fa-gamepad me-2"></i>TRIVIAGMÁTICO
        </a>
        <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarContent">
            <span class="navbar-toggler-icon"></span>
        </button>

        <div class="collapse navbar-collapse" id="navbarContent">
            <ul class="navbar-nav me-auto mb-2 mb-lg-0"></ul>

            <div class="d-flex align-items-center gap-3">
                <?php if ($isLoggedIn): ?>
                    <!-- Menú desplegable cuando la sesión está iniciada -->
                    <div class="dropdown">
                        <button class="btn user-dropdown-btn dropdown-toggle d-flex align-items-center gap-2"
                            type="button"
                            id="userDropdown"
                            data-bs-toggle="dropdown"
                            aria-expanded="false">
                            <i class="fa-solid fa-circle-user fa-lg text-warning"></i>
                            <span><?= htmlspecialchars($username) ?></span>
                        </button>
                        <ul class="dropdown-menu dropdown-menu-end user-dropdown-menu" aria-labelledby="userDropdown">
                            <li>
                                <a class="dropdown-item d-flex align-items-center gap-2" href="perfil.php">
                                    <i class="fa-solid fa-user text-primary"></i> Perfil
                                </a>
                            </li>
                            <li>
                                <hr class="dropdown-divider">
                            </li>
                            <li>
                                <a class="dropdown-item logout-item d-flex align-items-center gap-2" href="#" id="botonCerrarSesion">
                                    <i class="fa-solid fa-right-from-bracket"></i> Cerrar Sesión
                                </a>

                            </li>
                        </ul>
                    </div>
                <?php else: ?>
                    <!-- Botones que abren los modales cuando NO hay sesión iniciada -->
                    <button type="button" class="btn btn-kahoot-login rounded-pill px-4" data-bs-toggle="modal" data-bs-target="#modalLogin">
                        <i class="fa-solid fa-right-to-bracket me-1"></i> Iniciar Sesión
                    </button>
                    <button type="button" class="btn btn-kahoot-register rounded-pill px-4" data-bs-toggle="modal" data-bs-target="#modalRegistro">
                        <i class="fa-solid fa-user-plus me-1"></i> Registrarse
                    </button>
                <?php endif; ?>
            </div>
        </div>
    </div>
</nav>

<!-- MODAL DE LOGIN -->
<div class="modal fade" id="modalLogin" tabindex="-1" aria-labelledby="loginModalLabel" aria-hidden="true">
    <div class="modal-dialog modal-dialog-centered">
        <div class="modal-content border-dark">
            <div class="modal-header">
                <h1 class="modal-title fs-5 fw-bold" id="loginModalLabel">
                    <i class="fa-solid fa-right-to-bracket text-primary me-2"></i>Iniciar sesión
                </h1>
                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Cerrar"></button>
            </div>
            <div class="modal-body">
                <form id="formLogin">
                    <div class="form-floating mb-3">
                        <input type="email" class="form-control border-dark" id="loginEmail" name="email" placeholder="Correo electrónico" required>
                        <label for="loginEmail">Correo electrónico</label>
                    </div>
                    <div class="form-floating mb-3">
                        <input type="password" class="form-control border-dark" id="loginPassword" name="contrasena" placeholder="Contraseña" required>
                        <label for="loginPassword">Contraseña</label>
                    </div>
                    <div class="form-check">
                        <input class="form-check-input" id="recordar" name="recordar" type="checkbox" />
                        <label for="recordar" class="small">Recuérdeme durante 10 días</label>
                    </div>
                    <input type="hidden" name="orden" value="validar">
                </form>
                <div id="errorLogin" class="text-danger fw-bold mt-2"></div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary rounded-pill px-3" data-bs-dismiss="modal">Cancelar</button>
                <button type="button" class="btn btn-primary rounded-pill px-4" id="botonAceptarLogin">Entrar</button>
            </div>
        </div>
    </div>
</div>

<!-- MODAL DE REGISTRO -->
<div class="modal fade" id="modalRegistro" tabindex="-1" aria-labelledby="registroModalLabel" aria-hidden="true">
    <div class="modal-dialog modal-dialog-centered">
        <div class="modal-content border-dark">
            <div class="modal-header">
                <h1 class="modal-title fs-5 fw-bold" id="registroModalLabel">
                    <i class="fa-solid fa-user-plus text-success me-2"></i>Registrarse
                </h1>
                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Cerrar"></button>
            </div>
            <div class="modal-body">
                <form id="formRegistro">
                    <div class="form-floating mb-3">
                        <input type="text" class="form-control border-dark" id="regNombre" name="nombreUsuario" placeholder="Nombre" required>
                        <label for="regNombre">Nombre</label>
                    </div>
                    <div class="form-floating mb-3">
                        <input type="email" class="form-control border-dark" id="regEmail" name="email" placeholder="Correo electrónico" required>
                        <label for="regEmail">Correo electrónico</label>
                    </div>
                    <div class="form-floating mb-3">
                        <input type="password" class="form-control border-dark" id="regPassword" name="contrasena" placeholder="Contraseña" required>
                        <label for="regPassword">Contraseña</label>
                    </div>
                    <div class="form-floating mb-3">
                        <input type="password" class="form-control border-dark" id="regPasswordConfirm" name="contrasenaConfirm" placeholder="Confirmar contraseña" required>
                        <label for="regPasswordConfirm">Confirmar contraseña</label>
                    </div>
                    <input type="hidden" name="orden" value="registrar">
                </form>
                <div id="errorRegistro" class="text-danger fw-bold mt-2"></div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary rounded-pill px-3" data-bs-dismiss="modal">Cancelar</button>
                <button type="button" class="btn btn-success rounded-pill px-4" id="botonAceptarRegistro">Registrarse</button>
            </div>
        </div>
    </div>
</div>

<script src="js/cabecera.js"></script>