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.
93 lines
2.9 KiB
PHP
93 lines
2.9 KiB
PHP
<?php
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namespace App\Http\Controllers\Pos;
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use App\Http\Controllers\Controller;
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use App\Http\Controllers\Pos\Concerns\ScopesToAccount;
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use App\Models\PosSaleLine;
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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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class KitchenController extends Controller
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{
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use ScopesToAccount;
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public function __construct(private KitchenBoardService $board) {}
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public function index(Request $request): View
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{
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return view('pos.kitchen.index', [
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'stations' => $this->board->stations($this->ownerRef($request)),
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]);
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}
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/**
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* Active kitchen tickets — open sales with fired-but-not-served lines.
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* Used for the initial load and as a fallback when SSE is unavailable.
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*/
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public function feed(Request $request): JsonResponse
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{
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return response()->json($this->board->payload($this->ownerRef($request)));
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}
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/**
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* Realtime feed over Server-Sent Events. Pushes the board whenever it
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* changes (~1s tick), with a heartbeat. Bounded lifetime so PHP-FPM workers
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* recycle — the browser's EventSource reconnects automatically.
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*/
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public function stream(Request $request): StreamedResponse
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{
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$owner = $this->ownerRef($request);
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// Release the session lock early (DB driver doesn't lock, but be safe).
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$request->session()->save();
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$response = new StreamedResponse(function () use ($owner) {
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while (ob_get_level() > 0) {
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@ob_end_flush();
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}
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@set_time_limit(0);
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$start = time();
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$lastHash = null;
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while (true) {
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$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"; // heartbeat
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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'); // disable nginx buffering
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return $response;
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}
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/**
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* Advance one line to the next kitchen state (queued → preparing → ready → served).
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*/
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public function bump(Request $request, PosSaleLine $line): JsonResponse
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{
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return response()->json($this->board->bumpLine($line, $this->ownerRef($request)));
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}
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}
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