form-subject

<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Formulario de Materia</title>
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css">
</head>
<body class="container mt-5">
    <h2 th:text="${materia.id != null} ? 'Editar Materia' : 'Nueva Materia'"></h2>

    <form th:action="@{/subjectNew}" th:object="${materia}" method="post">
        <input type="hidden" th:field="*{id}" />

        <div class="mb-3">
            <label for="materia" class="form-label">Nombre</label>
            <input type="text" th:field="*{materia}" class="form-control" required>
        </div>

        <div class="mb-3">
            <label for="descripcion" class="form-label">Código</label>
            <input type="text" th:field="*{descripcion}" class="form-control" required>
        </div>

        <button type="submit" class="btn btn-primary">Guardar</button>
        <a href="/subject" class="btn btn-secondary">Cancelar</a>
    </form>
</body>
</html>