able to parse xml

internal/entity/gooditem.go

@@ -45,15 +45,6 @@ type GoodsItemRaw struct {
 type MappedGoodsRemnants map[int]GoodsRemnant
 type GoodsRemnant [4]int32
 
-func ExtractProductIDs(items []GoodsItem) (out []int) {
-	out = make([]int, 0, len(items))
-	for _, item := range items {
-		out = append(out, int(item.Cart))
-	}
-
-	return out
-}
-
 func MakeGoodsItem(
 	gi GoodsItemRaw,
 	remnants MappedGoodsRemnants,