feat(addons): finalize event addon catalog and ai styling upgrade flow

app/Http/Controllers/Api/PackageController.php

@@ -27,21 +27,22 @@ class PackageController extends Controller
     public function index(Request $request): JsonResponse
     {
         $type = $request->query('type', 'endcustomer');
+        $provider = strtolower((string) config('checkout.default_provider', CheckoutSession::PROVIDER_PAYPAL));
         $packages = Package::where('type', $type)
             ->orderBy('price')
             ->get();
 
-        $packages->each(function ($package) {
+        $packages->each(function ($package) use ($provider) {
             if (is_string($package->features)) {
                 $decoded = json_decode($package->features, true);
                 $package->features = is_array($decoded) ? $decoded : [];
 
-                return;
-            }
-
-            if (! is_array($package->features)) {
+            } elseif (! is_array($package->features)) {
                 $package->features = [];
             }
+
+            $package->setAttribute('checkout_provider', $provider);
+            $package->setAttribute('can_checkout', $this->canCheckoutPackage($package, $provider));
         });
 
         return response()->json([
@@ -365,4 +366,17 @@ class PackageController extends Controller
             'cancel_url' => $cancelUrl,
         ]);
     }
+
+    private function canCheckoutPackage(Package $package, string $provider): bool
+    {
+        if ((float) $package->price <= 0) {
+            return true;
+        }
+
+        if ($provider === CheckoutSession::PROVIDER_LEMONSQUEEZY) {
+            return filled($package->lemonsqueezy_variant_id);
+        }
+
+        return true;
+    }
 }