refactor(catalog): rely on inventory for variant availability

app/Domains/Catalog/Services/VariantSelectionService.php

@@ -11,13 +11,11 @@ class VariantSelectionService
 {
     /**
      * @param  array<string, mixed>  $selectedValues
-     * @param  list<int>  $excludedVariantIds
      * @return array<string, mixed>
      */
     public function options(
         CatalogItem $catalogItem,
         array $selectedValues,
-        array $excludedVariantIds = [],
         ?int $includedVariantId = null,
     ): array {
         $catalogItem->load([
@@ -30,10 +28,7 @@ class VariantSelectionService
             'variants.definitions.itemAttribute.attribute.options',
         ]);
 
-        $excluded = collect($excludedVariantIds)->map(fn ($id): int => (int) $id);
         $variants = $catalogItem->visibleVariants($includedVariantId)
-            ->reject(fn (Variant $variant): bool => $variant->id !== $includedVariantId
-                && $excluded->contains($variant->id))
             ->values();
         $normalizedSelections = collect($selectedValues)
             ->mapWithKeys(fn ($value, string $key): array => [$key => $this->normalizeValue($value)])