isaacclad
ede4aaa10c
Deploy Ladill POS / deploy (push) Successful in 46s
Kitchen display devices open a full-screen KDS without staff login, with feed/stream/bump over the device token. Shared kitchen board logic is extracted so the signed-in Kitchen page stays in sync.
117 lines
3.7 KiB
PHP
117 lines
3.7 KiB
PHP
<?php
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namespace App\Http\Controllers\Public;
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use App\Http\Controllers\Controller;
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use App\Models\PosDevice;
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use App\Models\PosSaleLine;
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use App\Services\Pos\DeviceService;
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use App\Services\Pos\KitchenBoardService;
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use Illuminate\Http\JsonResponse;
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use Illuminate\Http\Request;
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use Illuminate\View\View;
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use Symfony\Component\HttpFoundation\StreamedResponse;
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/**
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* Token-gated kitchen display for unattended tablets (no staff login).
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*/
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class KitchenDisplayController extends Controller
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{
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public function __construct(
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private DeviceService $devices,
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private KitchenBoardService $board,
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) {}
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public function show(string $token): View
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{
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$device = $this->findKitchenDevice($token);
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$this->devices->recordHeartbeat($device);
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return view('pos.kitchen.public', [
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'device' => $device,
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'locationName' => $device->location?->name ?? 'Kitchen',
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'stations' => $this->board->stations($device->owner_ref),
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'feedUrl' => route('pos.kitchen-display.feed', ['token' => $token]),
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'streamUrl' => route('pos.kitchen-display.stream', ['token' => $token]),
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'bumpUrl' => route('pos.kitchen-display.bump', ['token' => $token, 'line' => '__ID__']),
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]);
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}
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public function feed(string $token): JsonResponse
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{
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$device = $this->findKitchenDevice($token);
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$this->devices->recordHeartbeat($device);
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return response()->json($this->board->payload($device->owner_ref));
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}
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public function stream(Request $request, string $token): StreamedResponse
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{
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$device = $this->findKitchenDevice($token);
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$this->devices->recordHeartbeat($device);
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$owner = $device->owner_ref;
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$deviceId = $device->id;
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$request->session()->save();
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$response = new StreamedResponse(function () use ($owner, $deviceId) {
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while (ob_get_level() > 0) {
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@ob_end_flush();
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}
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@set_time_limit(0);
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$start = time();
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$lastHash = null;
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while (true) {
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if ($deviceId) {
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$live = PosDevice::query()->find($deviceId);
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if ($live) {
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app(DeviceService::class)->recordHeartbeat($live);
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}
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}
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$payload = $this->board->payload($owner);
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$json = json_encode($payload);
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$hash = md5((string) $json);
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if ($hash !== $lastHash) {
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echo 'data: '.$json."\n\n";
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$lastHash = $hash;
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} else {
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echo ": ping\n\n";
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}
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@ob_flush();
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@flush();
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if (connection_aborted() || (time() - $start) >= 25) {
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break;
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}
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sleep(1);
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}
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});
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$response->headers->set('Content-Type', 'text/event-stream');
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$response->headers->set('Cache-Control', 'no-cache');
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$response->headers->set('Connection', 'keep-alive');
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$response->headers->set('X-Accel-Buffering', 'no');
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return $response;
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}
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public function bump(string $token, PosSaleLine $line): JsonResponse
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{
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$device = $this->findKitchenDevice($token);
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$this->devices->recordHeartbeat($device);
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return response()->json($this->board->bumpLine($line, $device->owner_ref));
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}
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private function findKitchenDevice(string $token): PosDevice
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{
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$device = $this->devices->findByToken($token);
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abort_unless($device && $device->type === 'kitchen_display', 404);
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return $device->loadMissing('location');
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}
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}
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