DiploMaster/api/diplomas.php

97 lines
2.9 KiB
PHP

<?php
header('Content-Type: application/json');
require '../includes/config.php';
if (!is_logged_in()) {
http_response_code(401);
echo json_encode(['success' => false, 'error' => 'No autenticado']);
exit;
}
$method = $_SERVER['REQUEST_METHOD'];
$profesorId = $_SESSION['profesor']['id'] ?? null;
switch ($method) {
case 'POST':
$input = json_decode(file_get_contents('php://input'), true);
$alumnoCursoId = $input['alumno_curso_id'] ?? null;
if (!$alumnoCursoId) {
http_response_code(400);
echo json_encode(['success' => false, 'error' => 'Falta ID de alumno_curso']);
exit;
}
$stmt = $pdo->prepare("
SELECT ac.id
FROM alumnos_cursos ac
JOIN cursos c ON ac.curso_id = c.id
WHERE ac.id = ? AND c.profesor_id = ?
");
$stmt->execute([$alumnoCursoId, $profesorId]);
if (!$stmt->fetch()) {
http_response_code(403);
echo json_encode(['success' => false, 'error' => 'No autorizado']);
exit;
}
$stmt = $pdo->prepare("SELECT codigo_unico FROM diplomas WHERE alumno_curso_id = ?");
$stmt->execute([$alumnoCursoId]);
$existing = $stmt->fetchColumn();
if ($existing) {
http_response_code(409);
echo json_encode(['success' => false, 'error' => 'Este alumno ya tiene un diploma', 'codigo_unico' => $existing]);
exit;
}
$codigo = strtoupper(substr(uniqid(), -6));
$fecha = date('Y-m-d');
// Insertar nuevo diploma
$stmt = $pdo->prepare("
INSERT INTO diplomas (alumno_curso_id, codigo_unico, fecha_emision)
VALUES (?, ?, ?)
");
$stmt->execute([$alumnoCursoId, $codigo, $fecha]);
echo json_encode([
'success' => true,
'codigo_unico' => $codigo
]);
break;
case 'GET':
if (!$profesorId) {
echo json_encode(['success' => false, 'error' => 'Profesor no identificado']);
exit;
}
$stmt = $pdo->prepare("
SELECT d.codigo_unico, d.fecha_emision,
ac.id AS alumno_curso_id,
a.nombre AS alumno_nombre, a.email AS alumno_email,
c.nombre AS curso_nombre, c.tipo AS curso_tipo
FROM diplomas d
JOIN alumnos_cursos ac ON d.alumno_curso_id = ac.id
JOIN alumnos a ON ac.alumno_id = a.id
JOIN cursos c ON ac.curso_id = c.id
WHERE c.profesor_id = ?
ORDER BY d.fecha_emision DESC
");
$stmt->execute([$profesorId]);
$result = $stmt->fetchAll(PDO::FETCH_ASSOC);
echo json_encode([
'success' => true,
'data' => $result
]);
break;
default:
http_response_code(405);
echo json_encode(['success' => false, 'error' => 'Método no permitido']);
}