feat: enhance FastRequest functionality with shift scheduling and improve payment callback handling

app/Http/Controllers/Client/FastRequestController.php

@@ -2,32 +2,32 @@
 
 namespace App\Http\Controllers\Client;
 
-use App\Enums\UserEnum;
 use App\Http\Controllers\Controller;
 use App\Http\Requests\Client\FastRequestRequest;
 use App\Http\Resources\Client\DoctorResource;
 use App\Http\Resources\Client\FastRequestResource;
 use App\Http\Resources\Client\PetArchiveResource;
-use App\Models\User;
 use App\Services\Document\FastRequestService;
+use App\Services\Shift\ShiftScheduleService;
 use Illuminate\Support\Facades\Auth;
 
 class FastRequestController extends Controller
 {
     protected FastRequestService $fastRequestService;
 
-    public function __construct(FastRequestService $fastRequestService)
+    protected ShiftScheduleService $shiftScheduleService;
+
+    public function __construct(FastRequestService $fastRequestService, ShiftScheduleService $shiftScheduleService)
     {
         $this->fastRequestService = $fastRequestService;
+        $this->shiftScheduleService = $shiftScheduleService;
     }
 
     public function create()
     {
         $pets = Auth::user()->pets()->latest()->get();
 
-        $doctors = User::where('level', UserEnum::Doctor->value)
-            ->latest()
-            ->get();
+        $doctors = $this->shiftScheduleService->availableDoctorsAt(now());
 
         return response()->json([
             'pets' => PetArchiveResource::collection($pets),