fix adding to cart loading

app/home/(user)/_components/order-analyses-cards.tsx

@@ -30,23 +30,23 @@ export default function OrderAnalysesCards({
   analyses: OrderAnalysisCard[];
   countryCode: string;
 }) {
-  const [isAddingToCart, setIsAddingToCart] = useState(false);
+  const [variantAddingToCart, setVariantAddingToCart] = useState<string | null>(null);
   const handleSelect = async (variantId: string) => {
-    if (isAddingToCart) {
+    if (variantAddingToCart) {
       return null;
     }
 
-    setIsAddingToCart(true);
+    setVariantAddingToCart(variantId);
     try {
       await handleAddToCart({
         selectedVariant: { id: variantId },
         countryCode,
       });
       toast.success(<Trans i18nKey={'order-analysis:analysisAddedToCart'} />);
-      setIsAddingToCart(false);
+      setVariantAddingToCart(null);
     } catch (e) {
       toast.error(<Trans i18nKey={'order-analysis:analysisAddToCartError'} />);
-      setIsAddingToCart(false);
+      setVariantAddingToCart(null);
       console.error(e);
     }
   }
@@ -80,7 +80,7 @@ export default function OrderAnalysesCards({
                     className="px-2 text-black"
                     onClick={() => handleSelect(variant.id)}
                   >
-                    {isAddingToCart ? <Loader2 className="size-4 stroke-2 animate-spin" /> : <ShoppingCart className="size-4 stroke-2" />}
+                    {variantAddingToCart ? <Loader2 className="size-4 stroke-2 animate-spin" /> : <ShoppingCart className="size-4 stroke-2" />}
                   </Button>
                 </div>
               )}