Fix issue with variant editing

src/Pages/Product/ProductForm.jsx

@@ -629,6 +629,10 @@ const ProductForm = ({ formType }) => {
   }, [editstate?.Rack, RackData]);
 
   useEffect(() => {
+    // Auto-fill "Variant X" only when we are adding a new variant.
+    // When editing, another effect will populate the full data.
+    if (!openVariant || variantEdit) return;
+
     let variantAddData11 = [...variantPriceData];
     if (variantAddData11?.length > 0) {
       const lastAddProdVariantName11 =
@@ -677,7 +681,32 @@ const ProductForm = ({ formType }) => {
         ProdVariantName: `Variant ${parseInt(variantAddData11?.length) + parseInt(2)}`,
       });
     }
-  }, [openVariant]);
+  }, [openVariant, variantEdit, variantPriceData]);
+
+  useEffect(() => {
+    // Populate edit values only after the variant form is mounted.
+    if (!openVariant || !variantEdit) return;
+    if (
+      variantEditIndex === undefined ||
+      variantEditIndex === null ||
+      !variantPriceData?.length
+    ) {
+      return;
+    }
+
+    const row = variantPriceData?.[variantEditIndex];
+    if (!row) return;
+
+    formVariantRef?.current?.setFieldsValue({
+      ProdVariantName: row?.ProdVariantName,
+      AmountOfPiece: row?.OnePcsPrice,
+      MRP: row?.MRP,
+      SellPrice: row?.SellPrice,
+      WhSalePrice: row?.WhSalePrice,
+      OfferPrice: row?.OfferPrice,
+      SpecialPrice: row?.SpecialPrice,
+    });
+  }, [openVariant, variantEdit, variantEditIndex, variantPriceData]);
 
   const onComplete = useCallback(() => {
     setMessageData(null);
@@ -1573,28 +1602,7 @@ const ProductForm = ({ formType }) => {
   };
 
   const variantActionsFormatter = (row, index) => {
-    if (StockOpen == 'Y') {
+    setOpenVariant(true);
-      formVariantRef?.current?.setFieldsValue({
-        ProdVariantName: row?.ProdVariantName,
-        AmountOfPiece: row?.OnePcsPrice,
-        MRP: row?.MRP,
-        SellPrice: row?.SellPrice,
-        WhSalePrice: row?.WhSalePrice,
-        OfferPrice: row?.OfferPrice,
-        SpecialPrice: row?.SpecialPrice,
-      });
-    } else {
-      formVariantRef?.current?.setFieldsValue({
-        ProdVariantName: row?.ProdVariantName,
-        AmountOfPiece: row?.OnePcsPrice,
-        MRP: row?.MRP,
-        SellPrice: row?.SellPrice,
-        WhSalePrice: row?.WhSalePrice,
-        OfferPrice: row?.OfferPrice,
-        SpecialPrice: row?.SpecialPrice,
-      });
-    }
-
     setVariantEdit(true);
     setVariantEditIndex(index);
   };