refactor(food): 统一商品数据模型字段映射逻辑

- 在 FoodSearchDialog 中添加 oldGoodsId 字段赋值逻辑
- 在 VectorCollectionFragment 中统一商品 ID 映射处理
- 将 goodsId 字段更新为 materId 的值或空字符串
- 保留原始 goodsId 值到 oldGoodsId 字段用于回溯
- 简化代码中的循环变量引用方式

app/src/main/java/com/shuwei/dish/match/dialog/FoodSearchDialog.kt

@@ -243,6 +243,8 @@ class FoodSearchDialog(
         records.forEach {
             it.rawMaterialsTypes = it.rawMaterialsType
             it.rawMaterialsType = null
+            it.oldGoodsId = it.goodsId
+            it.goodsId = it.materId ?: ""
         }
         list.addAll(records)
         adapter.notifyDataSetChanged()

app/src/main/java/com/shuwei/dish/match/ui/fragment/VectorCollectionFragment.kt

@@ -398,9 +398,11 @@ class VectorCollectionFragment : BaseFragment<FragmentVectorCollectionBinding>()
     @SuppressLint("NotifyDataSetChanged")
     private fun fillSearchList(list: List<GoodsItem>) {
         // 将 rawMaterialsType 转存到 rawMaterialsTypes，并清空 rawMaterialsType
-        list.forEach { item ->
+        list.forEach {
-            item.rawMaterialsTypes = item.rawMaterialsType
+            it.rawMaterialsTypes = it.rawMaterialsType
-            item.rawMaterialsType = null
+            it.rawMaterialsType = null
+            it.oldGoodsId = it.goodsId
+            it.goodsId = it.materId ?: ""
         }
         // 空布局切过 LinearLayoutManager，此处恢复为 2 列 GridLayoutManager
         if (binding.rvSearchFood.layoutManager !is GridLayoutManager) {