feat: guest search

app/Http/Controllers/GuestController.php

@@ -21,8 +21,31 @@ public function show(Request $request, $id) {
         return response()->json(new GuestResource($guest));
     }
 
-    public function index() {
-        return response()->json(GuestResource::collection(Guest::all()));
+    public function index(Request $request) {
+        $query = $this->validate($request, [
+            'id' => ['string'],
+            'timestamp' => ['string'],
+            'guest_id' => ['string'],
+            'exh_id' => ['string'],
+            'reservation_id' => ['string'],
+            'log_type' => ['string'],
+        ]);
+
+        $guests = Guest::query();
+
+        foreach ($query as $i => $value) {
+            if ($i == 'reservation_id') {
+                if ($request->user()->hasPermission('reservation')) {
+                    abort(403);
+                }
+                if ($reservation = Reservation::find($value)) {
+                    $guests->where('guest_id', $reservation->guest->id);
+                } else return response([]);
+            }
+            $guests->where($i, $value);
+        }
+
+        return response(GuestResource::collection($guests->get()));
     }
 
     public function enter(Request $request) {