SP_RESULT StartAsync(Func <SP_RESULT> func)
{
SP_RESULT result = null;
var perOrder = (APIRquestModel)OrderInfo.Clone();
var task = new Task(() =>
{
if (IsEnd)
{
Thread.Sleep(10);
}
try
{
result = DoAsyncGetSpCmd(perOrder, func);
}
catch (Exception e)
{
WriteLog(e.ToString());
}
finally
{
lock (this)
{
if (IsEnd)
{
IsAsync = false;
FlushLog();
}
}
}
});
task.Start();
if (IsEnd)
{
WriteLog("非用户请求数据");
return(null);
}
if (task.Wait(TimeToAsyc))
{//正常输出结果
return(result);
}
lock (this)
{
if (task.IsCompleted)
{
return(result);
}
this.EndTime = DateTime.Now;
this.IsEnd = true;
IsAsync = true;
#if TDEBUG
WriteLog("async start step=" + Step);
#endif
AddSOneFlag();
}
return(new SP_RESULT());
}
/// <summary>
/// 错误码映射
/// </summary>
/// <param name="json"></param>
private API_ERROR ResultStatusMap(SP_RESULT rlt)
{
if (rlt == null || Step < 2)
{
return(rlt.status);
}
if (rlt.status == API_ERROR.STEP2_OK)
{
return(rlt.status);
}
if (rlt.status == API_ERROR.OK)
{
return(API_ERROR.STEP2_OK);
}
if ((int)rlt.status >= 2000)
{
return(rlt.status);
}
return(rlt.status + 1000);
}
private SP_RESULT DoAsyncGetSpCmd(APIRquestModel oldOrder, Func <SP_RESULT> func)
{
SP_RESULT result = null;
try
{
result = func();
}
catch (Exception e)
{
WriteLog(e.ToString());
SetError(API_ERROR.INNER_ERROR, e.Message);
}
lock (this)
{
if (!IsEnd)
{
return(result);
}
}
FinalAsync(oldOrder, result);
return(null);
}
/// <summary>
/// 异步数据保存
/// </summary>
/// <param name="oldOrder"></param>
/// <param name="result"></param>
void FinalAsync(APIRquestModel oldOrder, SP_RESULT result)
{
//处理异步结果写入数据库
var ts = DateTime.Now - this.EndTime;
if (ts.TotalSeconds < 1)//预留足够时间让前端系统处理数据
{
var delay = ts.TotalMilliseconds > 500 ? 500 : 1000;
#if TDEBUG
WriteLog(string.Format("Delay {0}ms for main thread end", delay));
#endif
Thread.Sleep(delay);
}
var ecode = result == null?this.GetError() : result.status;
if (Step == 2)
{
if ((int)ecode != 1013 && (int)ecode != 1011)
{
ecode = (API_ERROR)((int)ecode + 1000);
}
else
{
ecode = API_ERROR.STEP2_OK;
}
}
var tabName = string.Format("daily_log.tbl_api_order_{0:yyyyMM}", DateTime.Today);
var sb = new StringBuilder();
var db = CreateDBase();
sb.AppendFormat("update {0} set ", tabName);
if (ecode != API_ERROR.OK && ecode != API_ERROR.STEP2_OK)
{
sb.AppendFormat("`status`={0:d},", ecode);
}
if (oldOrder.spLinkId != OrderInfo.spLinkId)
{
sb.AppendFormat("`sp_linkid`='{0}',", db.SqlEncode(OrderInfo.spLinkId));
}
if (oldOrder.apiExdata != OrderInfo.apiExdata)
{
sb.AppendFormat("`api_exdata`='{0}',", db.SqlEncode(OrderInfo.apiExdata));
}
if (oldOrder.spExField != OrderInfo.spExField)
{
sb.AppendFormat("`sp_exField`='{0}',", db.SqlEncode(OrderInfo.spExField));
}
var sql = sb.ToString();
if (sql.IndexOf("=") != -1)
{
sb.Length--;
sb.AppendFormat(" where id={0}", OrderInfo.id);
sql = sb.ToString();
}
else
{
sb.Clear();
sql = null;
}
try
{
#if TDEBUG
if (sb.Length > 10)
{
WriteLog("Async Execute sql:" + sql);
}
#endif
if (!string.IsNullOrEmpty(sql))
{
db.ExecuteNonQuery(sb.ToString());
}
if (Step == 1)
{
sb.Clear();
sb.AppendFormat("select `cp_verifyCode` from {0} where id={1}", tabName, OrderInfo.id);
sql = sb.ToString();
#if TDEBUG
WriteLog("Async Execute sql:" + sql);
#endif
var vc = db.ExecuteScalar(sql);
if (vc != null && !DBNull.Value.Equals(vc) && !string.IsNullOrEmpty((string)vc))
{
OrderInfo.cpVerifyCode = (string)vc;
}
}
}
catch (Exception ex)
{
WriteLog(ex.ToString());
}
finally
{
if (db is IDisposable)
{
((IDisposable)db).Dispose();
}
}
IsAsync = false;
#if TDEBUG
WriteLog("async done! step=" + Step);
#endif
FlushLog();
RemoveSOneFlag();
if (Step == 1 && !string.IsNullOrEmpty(OrderInfo.cpVerifyCode))
{
WriteLog("验证码已经上行，启动二次提交");
Step = 2;
GetSpCmdStep2();
}
}
