fix: validate goods input and prepare isolated business acceptance

src/service/goods.ts

@@ -44,6 +44,21 @@ export class GoodsService extends SaasCrudServiceBase<typeof Crud.Goods> {
         throw new SaasBusinessReject('STOCK_COMMAND_REQUIRED','现有商品库存只能通过受管库存命令变更');
       }
     }
+    if (change.operation === 'add' || change.operation === 'update') {
+      const input = change.input;
+      if (Object.prototype.hasOwnProperty.call(input, 'title') && !input.title.trim()) {
+        throw new SaasBusinessReject('GOODS_INPUT_INVALID', '商品名称不能为空');
+      }
+      if (Object.prototype.hasOwnProperty.call(input, 'price') && !/^(?:0|[1-9][0-9]*)(?:\.[0-9]+)?$/.test(input.price)) {
+        throw new SaasBusinessReject('GOODS_INPUT_INVALID', '商品价格必须是非负金额');
+      }
+      if (Object.prototype.hasOwnProperty.call(input, 'stock') && (!Number.isSafeInteger(input.stock) || input.stock < 0 || input.stock > 2147483647)) {
+        throw new SaasBusinessReject('GOODS_INPUT_INVALID', '商品库存必须是有效的非负整数');
+      }
+      if (Object.prototype.hasOwnProperty.call(input, 'status') && input.status !== 0 && input.status !== 1) {
+        throw new SaasBusinessReject('GOODS_INPUT_INVALID', '商品状态仅允许下架或上架');
+      }
+    }
   }
 
   @SaasAction(Actions.GoodsBatchInfo)