private object GetParamValue(string dataHex, IotParam param)
{
try
{
var length = param.Type == "C" ? 1 : param.Length;
var val = dataHex.Substring(2 * param.Start, 2 * length);
if (val != "EEEE" && val != "EE")
{
switch (param.Type)
{
case "I":
return(NaryHelper.YmHexToInt(val));
case "B":
return(NaryHelper.HexToInt(val) > 0);
case "C":
return(BinaryHelper.GetHexBit(val, param.Length));
default:
return(NaryHelper.YmHexToDouble(val));
}
}
return("异常");
}
catch
{
return(null);
}
}
public async Task Login(string mac, string body)
{
var iotData = GetData(mac);
iotData.Online = true;
iotData.LastLoginTime = DateTime.Now;
iotData.Save();
await iotDataHub.Clients.Group(mac).SendAsync("Send", iotData);
var ctx = new RequestContext("iot", "exe_iot_login")
.SetParam(new
{
mac,
softver = NaryHelper.YmHexToDouble(body.Substring(0, 4)),
hardver = NaryHelper.YmHexToDouble(body.Substring(4, 4)),
wifi = EncodingHelper.HexToBytes(body.Substring(8)).ToStr("")
});
await Session.ExecuteAsync(ctx);
var json = SerializeHelper.ToJson(ctx.Params);
logger.LogDebug($"IotService-LOGIN: {json}");
LogRec(mac, iotData.Device.Sbno, "登录", "Login", body, json);
}
static void Main(string[] args)
{
var value = -444.77;
var ymHex = value.ToYmHex(6);
Console.WriteLine(ymHex);
value = NaryHelper.YmHexToDouble(ymHex);
Console.WriteLine(value);
Console.ReadLine();
}