reserve

service/book/book.go

@@ -339,6 +339,21 @@ func (s *BookServ) CancelReserve(recordId string) error {
 		utils.LogError("取消失败: " + err.Error())
 		return errors.New("取消失败")
 	}
+	book, err := s.dao.GetBookById(record.BookId)
+	if err != nil {
+		utils.LogError("取消失败: " + err.Error())
+		return errors.New("取消失败")
+	}
+	book.LeftNum = book.LeftNum + 1
+	var cols = []string{
+		"left_num",
+	}
+	err = s.dao.UpdateInStockBook(book, cols)
+	if err != nil {
+		utils.LogError("归还失败: " + err.Error())
+		return errors.New("归还失败")
+	}
+
 	record.BorrowStatus = models.BORROW_TYPE_CANCEL
 	_, err = s.dao.UpdateBookRecord(record)
 	if err != nil {