一個傳統的C2C網站的用戶充值的过程

```
#region 插入用户汇款充值记录
```

        public void UserRemittance(UserAccountRecord userAccountRecord, WebBankAccountRecord webBankAccountRecord)

```
        {
```
```
            /// <summary>
```

            ///用户账户收支明细

```
            /// </summary>
```

            IUserAccountRecordsRepository IUARRpstry = new UserAccountRecordsRepository();

```
            /// <summary>
```
```
            ///  用户账户余额
```
```
            /// </summary>
```

            IUserAccountBalancesRepository IUABRpstry = new UserAccountBalancesRepository();

```
            /// <summary>
```

            /// 网站银行账户收支明细

```
            /// </summary>
```

            IWebBankAccountRecordsRepository IWBARRpstry = new WebBankAccountRecordsRepository();

```
            /// <summary>
```

            /// 网站银行账户余额

```
            /// </summary>
```

            IWebAccountBalancesRepository IWABRpstry = new WebAccountBalancesRepository();

            using (TransactionScope ts = new TransactionScope())

```
            {
```
```
                try
```
```
                {
```

                    using (TransactionScope ts2 = new TransactionScope())

```
                    {
```

                        //第一步：插入新的记录到用户账户收支明细表（UserAccountRecords）

                        #region 第一步：插入新的记录到用户账户收支明细表（UserAccountRecords）

```
                        try
```
```
                        {
```

                            using (TransactionScope ts3 = new TransactionScope())

```
                            {
```
```
                                try
```
```
                                {
```

                                    IUARRpstry.Insert(userAccountRecord);

                                    ts3.Complete();

```
                                }
```

                                catch (Exception err)

```
                                {
```

                                    throw err;

```
                                }
```

                                finally

```
                                {
```

                                    ts3.Dispose();

```
                                }
```
```
                            }
```
```
                        #endregion
```

                        //第二步：更新用户账户余额（UserAccountBalances）

                        #region 第二步：更新用户账户余额（UserAccountBalances）

                            Entity.UserAccountBalance userAccountBalanceLinq = (from userAccountBalance in IUABRpstry.GetUserAccountBalances().Where(x => x.UserID.Equals(userAccountRecord.UserID))

                                                                                select userAccountBalance).SingleOrDefault();

                            decimal totalBalance = (from useraccountrecord in IUARRpstry.GetUserAccountRecords().Where(x => x.UserID.Equals(userAccountRecord.UserID) && x.Status.Equals(Entity.UserAccountRecordStatus.Normal))

                                                    select useraccountrecord.Amount).Sum();

                            userAccountBalanceLinq.TotalBalance = totalBalance;

                            IUABRpstry.Update(userAccountBalanceLinq, Entity.UserAccountBalancesColumnEnum.TotalBalance);

```
                            #endregion
```

                        //第三步：插入新的记录到网站银行账户收支明细（WebBankAccountRecords）

                        #region 插入新的记录到网站银行账户收支明细（WebBankAccountRecords）

                            IWBARRpstry.Insert(webBankAccountRecord);

```
                            #endregion
```

                        ts2.Complete();

```
                        }
```

                        catch (Exception err)

```
                        {
```
```
                            throw err;
```
```
                        }
```
```
                        finally
```
```
                        {
```

                            ts2.Dispose();

```
                        }
```
```
                    }
```

                    //第四步：更新网站银行账户余额（WebAccountBalances）

                    #region 第四步：更新网站银行账户余额（WebAccountBalances）

                    decimal BankAccountBalance;

                    int sum = (from balance in IWBARRpstry.GetWebBankAccountRecords().Where(x => x.Status.Equals(Entity.WebBankAccountRecordStatus.Normal))

                               select balance).Count();

```
                    if (sum == 0)
```
```
                    {
```

                        BankAccountBalance = 0;

```
                    }
```
```
                    else
```
```
                    {
```

                        BankAccountBalance = (from balance in IWBARRpstry.GetWebBankAccountRecords().Where(x => x.Status.Equals(Entity.WebBankAccountRecordStatus.Normal))

                                              select balance.Amount).Sum();

```
                    }
```

                    Entity.WebAccountBalance webAccountBalance = (from webAB in IWABRpstry.GetWebAccountBalances()

                                                                   select webAB).SingleOrDefault();

                    webAccountBalance.BankAcountBalance = BankAccountBalance;

                    IWABRpstry.Update(webAccountBalance, Entity.WebAccountBalancesColumnEnum.BankAcountBalance);

```
                    #endregion
```
```
                    ts.Complete();
```
```
                }
```
```
                catch (Exception err)
```
```
                {
```
```
                    throw err;
```
```
                }
```
```
                finally
```
```
                {
```
```
                    ts.Dispose();
```
```
                }
```
```
            }
```
```
        }
```
```
        #endregion
```

本文转自博客园张占岭（仓储大叔）的博客，原文链接：一個傳統的C2C網站的用戶充值的过程，如需转载请自行联系原博主。