147 lines
4.9 KiB
PHP
147 lines
4.9 KiB
PHP
<?php
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namespace App\Services;
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use PDO;
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use RuntimeException;
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final class RfidService
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{
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public function __construct(
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private readonly PDO $pdo,
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private readonly AuditService $audit
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) {
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}
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public function createDevice(int $tenantId, string $name, ?string $location, int $actorUserId): string
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{
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if (trim($name) === '') {
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throw new RuntimeException('Bitte einen Geraetenamen angeben.');
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}
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$token = bin2hex(random_bytes(20));
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$statement = $this->pdo->prepare(
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'INSERT INTO rfid_devices (tenant_id, name, location_label, device_token, status)
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VALUES (:tenant_id, :name, :location_label, :device_token, "active")'
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);
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$statement->execute([
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'tenant_id' => $tenantId,
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'name' => trim($name),
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'location_label' => $location,
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'device_token' => $token,
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]);
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$deviceId = (int) $this->pdo->lastInsertId();
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$this->audit->log($tenantId, $actorUserId, 'rfid.device_created', 'rfid_device', $deviceId, 'success');
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return $token;
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}
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public function assignTag(int $tenantId, int $memberId, string $uid, ?string $label, int $actorUserId): void
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{
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if (trim($uid) === '') {
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throw new RuntimeException('Die Karten-UID darf nicht leer sein.');
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}
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$memberStatement = $this->pdo->prepare(
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'SELECT id FROM members WHERE tenant_id = :tenant_id AND id = :id AND status = "active" LIMIT 1'
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);
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$memberStatement->execute([
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'tenant_id' => $tenantId,
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'id' => $memberId,
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]);
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if (!$memberStatement->fetchColumn()) {
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throw new RuntimeException('Das ausgewaehlte Mitglied ist fuer RFID nicht verfuegbar.');
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}
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$statement = $this->pdo->prepare(
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'INSERT INTO rfid_tags (tenant_id, member_id, uid_hash, label, status)
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VALUES (:tenant_id, :member_id, :uid_hash, :label, "active")'
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);
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$statement->execute([
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'tenant_id' => $tenantId,
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'member_id' => $memberId,
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'uid_hash' => hash('sha256', trim($uid)),
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'label' => $label,
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]);
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$this->audit->log($tenantId, $actorUserId, 'rfid.tag_assigned', 'rfid_tag', (int) $this->pdo->lastInsertId(), 'success');
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}
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public function ingest(array $payload): void
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{
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$deviceToken = trim((string) ($payload['device_token'] ?? ''));
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$uid = trim((string) ($payload['uid'] ?? ''));
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$externalEventId = trim((string) ($payload['event_id'] ?? ''));
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if ($deviceToken === '' || $uid === '') {
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throw new RuntimeException('device_token und uid sind Pflichtfelder.');
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}
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$deviceStatement = $this->pdo->prepare(
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'SELECT d.id, d.tenant_id, d.status
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FROM rfid_devices d
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WHERE d.device_token = :device_token
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LIMIT 1'
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);
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$deviceStatement->execute(['device_token' => $deviceToken]);
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$device = $deviceStatement->fetch();
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if (!$device) {
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throw new RuntimeException('Das RFID-Geraet ist unbekannt.');
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}
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if (($device['status'] ?? '') !== 'active') {
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throw new RuntimeException('Das RFID-Geraet ist nicht aktiv.');
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}
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$status = 'received';
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$tagStatement = $this->pdo->prepare(
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'SELECT id FROM rfid_tags WHERE tenant_id = :tenant_id AND uid_hash = :uid_hash LIMIT 1'
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);
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$tagStatement->execute([
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'tenant_id' => $device['tenant_id'],
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'uid_hash' => hash('sha256', $uid),
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]);
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if ($tagStatement->fetch()) {
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$status = 'linked';
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}
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$statement = $this->pdo->prepare(
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'INSERT INTO rfid_events (
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tenant_id,
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device_id,
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external_event_id,
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uid_hash,
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payload_json,
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status,
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received_at
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) VALUES (
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:tenant_id,
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:device_id,
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:external_event_id,
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:uid_hash,
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:payload_json,
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:status,
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:received_at
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)'
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);
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$statement->execute([
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'tenant_id' => $device['tenant_id'],
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'device_id' => $device['id'],
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'external_event_id' => $externalEventId !== '' ? $externalEventId : null,
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'uid_hash' => hash('sha256', $uid),
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'payload_json' => json_encode($payload, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES),
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'status' => $status,
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'received_at' => gmdate('Y-m-d H:i:s'),
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]);
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$this->audit->log((int) $device['tenant_id'], null, 'rfid.event_received', 'rfid_event', (int) $this->pdo->lastInsertId(), 'success', [
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'status' => $status,
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'device_id' => (int) $device['id'],
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]);
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}
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}
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