56 lines
2.0 KiB
PHP
56 lines
2.0 KiB
PHP
<?php
|
|
global $db;
|
|
try {
|
|
$query = "SELECT
|
|
b.id as betrieb_id,
|
|
b.name as betrieb_name,
|
|
b.adresse,
|
|
COUNT(DISTINCT s.id) as anzahl_schueler,
|
|
COUNT(a.id) as anzahl_anmeldungen
|
|
FROM betriebe b
|
|
LEFT JOIN schueler s ON b.id = s.betrieb_id
|
|
LEFT JOIN anmeldungen a ON s.id = a.schueler_id
|
|
GROUP BY b.id
|
|
ORDER BY b.name";
|
|
$stmt = $db->prepare($query);
|
|
$stmt->execute();
|
|
|
|
$bericht = [];
|
|
while ($row = $stmt->fetch()) {
|
|
$detail_query = "SELECT
|
|
s.vorname,
|
|
s.nachname,
|
|
GROUP_CONCAT(k.name SEPARATOR ', ') as angemeldete_kurse
|
|
FROM schueler s
|
|
LEFT JOIN anmeldungen a ON s.id = a.schueler_id
|
|
LEFT JOIN kurse k ON a.kurs_id = k.id
|
|
WHERE s.betrieb_id = :betrieb_id
|
|
GROUP BY s.id";
|
|
$detail_stmt = $db->prepare($detail_query);
|
|
$detail_stmt->execute([':betrieb_id' => $row['betrieb_id']]);
|
|
|
|
$schueler = [];
|
|
while ($detail = $detail_stmt->fetch()) {
|
|
$schueler[] = [
|
|
'vorname' => $detail['vorname'],
|
|
'nachname' => $detail['nachname'],
|
|
'angemeldete_kurse' => $detail['angemeldete_kurse'] ?? 'Keine Kurse'
|
|
];
|
|
}
|
|
|
|
$bericht[] = [
|
|
'betrieb_id' => (int)$row['betrieb_id'],
|
|
'betrieb_name' => $row['betrieb_name'],
|
|
'adresse' => $row['adresse'],
|
|
'anzahl_schueler' => (int)$row['anzahl_schueler'],
|
|
'anzahl_anmeldungen' => (int)$row['anzahl_anmeldungen'],
|
|
'schueler' => $schueler
|
|
];
|
|
}
|
|
|
|
echo json_encode($bericht);
|
|
} catch (Exception $e) {
|
|
error_log("Error in berichte/teilnehmer_betrieb.php: " . $e->getMessage());
|
|
http_response_code(500);
|
|
echo json_encode(['message' => 'Fehler beim Erstellen des Berichts']);
|
|
} |