/// <summary>
/// 收货
/// </summary>
/// <param name="list"></param>
/// <returns></returns>
/// <remarks>
/// 1. 判断库存是否有货:不需要判断，在第二步会顺带判断
/// 2. 按照入库时间正序排列，减库存
/// 3. 增加交易记录与收益记录
/// </remarks>
public async Task <Result <string> > receive(List <SaleModel> list)
{
Result <string> result = new Result <string>();
try
{
using (LayerDbContext context = new LayerDbContext())
{
//2. 按照入库时间正序排列，减库存
List <Inventory> inventoryList = null;
foreach (var item in list)
{
inventoryList = context.inventory.Where(x => x.materialId == item.materialId).OrderBy(x => x.createdDate).ToList();
//卖出数量
float saleCount = item.count;
//成本价综合
float sumPriceIn = 0;
for (int i = 0; i < inventoryList.Count; i++)
{
if (inventoryList[i].count > saleCount)
{
inventoryList[i].count -= saleCount;
sumPriceIn += inventoryList[i].priceIn * saleCount;
saleCount = 0;
break;
}
else
{
saleCount -= inventoryList[i].count;
sumPriceIn += inventoryList[i].priceIn * inventoryList[i].count;
context.inventory.Remove(inventoryList[i]);
}
}
//saleCount !=0 说明 库存货不够了，需要报异常，让客户重新选择下单
if (saleCount != 0)
{
throw new Exception(item.materialName + " 库存不足,仅剩余" + (item.count - saleCount).ToString());
}
//3.1增加交易记录
TradingRecord trade = new TradingRecord
{
cashOrder = item.cashOrder,
count = item.count,
createdBy = item.createdBy,
createdDate = DateTime.Now,
materialId = item.materialId
};
context.tradingRecord.Add(trade);
//3.2 增加收益记录
ProfitRecord profit = new ProfitRecord
{
createdDate = trade.createdDate,
priceIn = sumPriceIn,
priceOut = item.priceOut,
profit = item.priceOut * item.count - sumPriceIn,
cashOrder = item.cashOrder,
materialId = item.materialId
};
context.profitRecord.Add(profit);
}
await context.SaveChangesAsync();
}
}
catch (Exception err)
{
result.addError(err.Message);
}
return(result);
}
/// <summary>
/// Handler for streaming message.
/// </summary>
/// <param name="sender">Sender</param>
/// <param name="args">Args</param>
private void StreamingMessageHandler(object sender, IncomingMessageArgs args)
{
var message = args.Message.Parameters.GetString("update");
JSONObject responseBody = (JSONObject)JSONObject.Parse(message);
string commandName = responseBody["command"].ToString();
if (RecordReceived != null)
{
RecordReceived.Invoke(message);
}
switch (commandName)
{
case "tickPrices":
TickRecord tickRecord = new TickRecord((JSONObject)responseBody["data"]);
if (TickPricesRecordReceived != null)
{
TickPricesRecordReceived.Invoke(tickRecord);
}
break;
case "trade":
StreamingTradeRecord tradeRecord = new StreamingTradeRecord((JSONObject)responseBody["data"]);
if (TradeRecordReceived != null)
{
TradeRecordReceived.Invoke(tradeRecord);
}
break;
case "indicators":
IndicatorsRecord balanceRecord = new IndicatorsRecord((JSONObject)responseBody["data"]);
if (AccountIndicatorsRecordReceived != null)
{
AccountIndicatorsRecordReceived.Invoke(balanceRecord);
}
break;
case "orderStatus":
OrderStatusRecord tradeStatusRecord = new OrderStatusRecord((JSONObject)responseBody["data"]);
if (OrderStatusRecordReceived != null)
{
OrderStatusRecordReceived.Invoke(tradeStatusRecord);
}
break;
case "profit":
ProfitRecord profitRecord = new ProfitRecord((JSONObject)responseBody["data"]);
if (ProfitRecordReceived != null)
{
ProfitRecordReceived.Invoke(profitRecord);
}
break;
case "news":
NewsRecord newsRecord = new NewsRecord((JSONObject)responseBody["data"]);
if (NewsRecordReceived != null)
{
NewsRecordReceived.Invoke(newsRecord);
}
break;
case "keepAlive":
KeepAliveRecord keepAliveRecord = new KeepAliveRecord((JSONObject)responseBody["data"]);
if (KeepAliveRecordReceived != null)
{
KeepAliveRecordReceived.Invoke(keepAliveRecord);
}
break;
case "candle":
StreamingCandleRecord candleRecord = new StreamingCandleRecord((JSONObject)responseBody["data"]);
if (CandleRecordReceived != null)
{
CandleRecordReceived.Invoke(candleRecord);
}
break;
case "error":
StreamingErrorRecord streamingErrorRecord = new StreamingErrorRecord((JSONObject)responseBody["data"]);
if (ErrorRecordReceived != null)
{
ErrorRecordReceived.Invoke(streamingErrorRecord);
}
break;
default:
throw new APICommunicationException("Unknown streaming record received");
}
}