fix: 多件档口入库码逐件回写 (#250)

admin/syb/client.go

@@ -753,6 +753,30 @@ func (c *Client) DeleteInnerCode(ctx context.Context, detailID int64) error {
 	return classifyInnerCodeWriteError(err)
 }
 
+// CreateInnerCodeDetail 为同一货运单额外创建一件零价占位商品，并返回新的 detailId。
+// 请求只发送一次；结果未知时返回 ErrWriteResultUnknown，调用方不得自动重试。
+func (c *Client) CreateInnerCodeDetail(ctx context.Context, stockID int64, title string) (int64, error) {
+	title = strings.TrimSpace(title)
+	if stockID <= 0 {
+		return 0, fmt.Errorf("货运单 id 必须是正整数")
+	}
+	if title == "" || utf8.RuneCountInString(title) > 128 {
+		return 0, fmt.Errorf("占位商品标题不能为空且不能超过 128 个字符")
+	}
+	data, err := c.do(ctx, http.MethodPost, "/am/stock/detail/createDetail", nil, map[string]any{
+		"id": nil, "productTitle": title, "productSpec": nil,
+		"productQty": 1, "productPrice": 0, "stockId": stockID,
+	})
+	if err != nil {
+		return 0, classifyInnerCodeWriteError(err)
+	}
+	var detailID int64
+	if err := json.Unmarshal(data, &detailID); err != nil || detailID <= 0 {
+		return 0, fmt.Errorf("%w：新增明细响应缺少有效 detailId", ErrWriteResultUnknown)
+	}
+	return detailID, nil
+}
+
 // UpdateDetailCode 把档口入库码写入货运明细的 innerExpCode。
 // 请求只发送一次；结果未知时返回 ErrWriteResultUnknown，调用方不得重试。
 func (c *Client) UpdateDetailCode(ctx context.Context, stockID, detailID int64, code string) error {
@@ -771,8 +795,8 @@ func (c *Client) UpdateDetailCode(ctx context.Context, stockID, detailID int64,
 			return fmt.Errorf("code 不能包含控制字符")
 		}
 	}
-	_, err := c.do(ctx, http.MethodGet, "/am/stock/detail/updateDetailCode", url.Values{
-		"t": {"0"}, "id": {strconv.FormatInt(stockID, 10)},
+	_, err := c.do(ctx, http.MethodPost, "/am/stock/detail/updateDetailCode", url.Values{
+		"t": {strconv.FormatInt(time.Now().UnixMilli(), 10)}, "id": {strconv.FormatInt(stockID, 10)},
 		"detailId": {strconv.FormatInt(detailID, 10)}, "code": {code},
 	}, nil)
 	return classifyInnerCodeWriteError(err)