public override async Task Handle(TradeRollbackDto input)
{
await HandleAsync(input, async() =>
{
//获取交易对象
var trade = await tradeRepository.GetAsync(x => x.UserId == input.UserId);
if (trade == null)
{
throw new ApplicationException("没有找到账户交易信息!");
}
//执行款项变更
trade.OperationBalance(input.TotalPrice);
//添加交易流水
var record = new TradeRecordFactory().Create(trade.Id, input.TotalPrice);
using (var tran = transaction.BeginTransaction())
{
//仓储添加
tradeRepository.Update(trade);
tradeRecordRepository.Add(record);
//工作单元持久化
await tradeRepository.SaveAsync();
tran.Commit();
}
});
}
public async Task <IActionResult> GetByIdAsync(int id)
{
Trade trade;
try {
trade = await _tradeRepository.GetAsync(id);
} catch (InvalidOperationException e) {
_logger.LogInformation(e, $"Found no trade entry with id: {id}.");
return(NotFound(e.Message));
}
_logger.LogInformation("Fetched trade.", trade);
return(Ok(trade));
}
public override async Task <BaseApiResult <MyAccountResponse> > Query(MyAccountBalanceDto input)
{
return(await HandleAsync(input, async() =>
{
var trade = await tradeRepository.GetAsync(x => x.UserId == input.UserId);
if (trade == null)
{
throw new ApplicationException("没有找到账户资金信息!");
}
var result = new MyAccountResponse()
{
Balance = trade?.Balance ?? 0,
Records = (await recordRepository.GetManyAsync(x => x.TradeId == trade.Id)).OrderByDescending(x => x.TradeTime).Select(x => new BalanceRecord()
{
Content = $"{(x.TradeType==TradeTypeEnum.Recharge?"充值":"扣款")}{x.Amount}元", Time = x.TradeTime
}).ToList()
};
return result;
}));
}
public async Task <BaseApiResult <bool> > Excute(AccountRechargeDto input)
{
return(await HandleAsync(input, async() =>
{
//获取交易对象
var trade = await tradeRepository.GetAsync(x => x.UserId == input.UserId);
if (trade == null)
{
throw new ApplicationException("没有找到账户交易信息!");
}
//执行款项变更
trade.OperationBalance(input.RechargeBalance);
//获取用户状态
var userState = (await getUserState.Query(new BaseAuthDto()
{
UserId = input.UserId
})).Data;
//添加交易流水
var record = new TradeRecordFactory().Create(trade.Id, input.RechargeBalance);
//规约校验
if (await new AccountRechargeCreateSpecification((UserStateEnum)userState.State).SatisfiedBy(trade))
{
using (var tran = transaction.BeginTransaction())
{
//仓储添加
tradeRepository.Update(trade);
tradeRecordRepository.Add(record);
//工作单元持久化
await tradeRepository.SaveAsync();
tran.Commit();
return true;
}
}
return false;
}));
}
public Task <IReadOnlyList <Trade> > GetAsync(DateTime startDate, DateTime endDate)
{
return(_tradeRepository.GetAsync(startDate, endDate));
}
public Task <IReadOnlyCollection <Trade> > GetTradesAsync(DateTime startDate, DateTime endDate, int limit)
{
return(_tradeRepository.GetAsync(startDate, endDate, limit));
}
