只用一次循环开销 将类似 1 A 、1 B 的数据返回成为 1 A,B 的拼接形式

　　　　 /// <summary>
　　　　 ///将类似 1 A 、1 B 的数据返回成为 1 A,B 的拼接形式
        /// </summary>
        /// <param name="list"></param>
        /// <returns></returns>
        private BookingInShopListDataContract[] GenDistinctList(List<BookingInShopListDataContract> list)
        {
            //定义实际要返回到界面的aimList
            List<BookingInShopListDataContract> aimList = new List<BookingInShopListDataContract>();

            string bookingNo = string.Empty;
            string repairType = string.Empty;

            BookingInShopListDataContract cloneDC = new BookingInShopListDataContract();
            BookingInShopListDataContract addDC = null;

            if (list.Count == 0)
            {
                return aimList.ToArray();
            }
            foreach (var item in list)
            {
                if (string.IsNullOrEmpty(bookingNo))
                {
                    bookingNo = item.BookingNo;
                    repairType = item.RepairTypeName;
                }
                else if (bookingNo == item.BookingNo)
                {
                    if (!string.IsNullOrEmpty(item.RepairTypeName))
                    {
                        repairType = repairType + "," + item.RepairTypeName;
                    }
                }
                else
                {
                    AddNewCloneDC(addDC, cloneDC, bookingNo, repairType, aimList);

                    cloneDC = new BookingInShopListDataContract();
                    bookingNo = item.BookingNo;
                    repairType = item.RepairTypeName;
                }
                addDC = item;
            }

            AddNewCloneDC(addDC, cloneDC, bookingNo, repairType, aimList);

            return aimList.ToArray();
        }

        private void AddNewCloneDC(BookingInShopListDataContract aAddDC, BookingInShopListDataContract aCloneDC, 
            string aBookingNo, string aRepairType, List<BookingInShopListDataContract> aAimList)
        {
            aCloneDC.BookingNo = aBookingNo;
            aCloneDC.BookingStatus = aAddDC.BookingStatus;
            aCloneDC.OwnerName = aAddDC.OwnerName;
            aCloneDC.OwnerPhone = aAddDC.OwnerPhone;
            aCloneDC.CarLicenseNo = aAddDC.CarLicenseNo;
            aCloneDC.FrameNo = aAddDC.FrameNo;
            aCloneDC.BookComeTime = aAddDC.BookComeTime;
            aCloneDC.BookEndTime = aAddDC.BookEndTime;
            aCloneDC.Receiver = aAddDC.Receiver;
            aCloneDC.ReceiverName = aAddDC.ReceiverName;
            aCloneDC.OpertatorName = aAddDC.OpertatorName;
            aCloneDC.RepairTypeName = aRepairType;
            aCloneDC.SolicitType = aAddDC.SolicitType;

            aAimList.Add(aCloneDC);
        }