//Ham boc tach du lieu theo yeu cau
public void RequestData(string mesg)
{
try
{
Database mydatabase = new Database();
DataSensor(mesg, ref temperature, ref humidity, ref energy);
string _mac = mesg.Substring(8, 2);
string time1 = DateTime.Now.ToString();
try
{
int timenow = DateTime.Now.Hour * 3600 + DateTime.Now.Minute * 60 + DateTime.Now.Second;
int dapung = timenow - (int)timeDapung[_mac];
timeDapung.Remove(_mac);
DisplayData("(" + DateTime.Now + "): Du lieu yeu cau (Dap ung: " + dapung + " giay): \r\n Sensor " + mesg.Substring(4, 4) + "(" + _mac + "): \r\n Nhiet do: " + Temperature + "\r\n Do am: " + Humidity + "\r\n Nang luong : " + Energy + "\r\n", tb);
}
catch
{
DisplayData("(" + DateTime.Now + "): Du lieu yeu cau: \r\n Sensor " + mesg.Substring(4, 4) + "(" + _mac + "): \r\n Nhiet do: " + Temperature + "\r\n Do am: " + Humidity + "\r\n Nang luong : " + Energy + "\r\n", tb);
}
mydatabase.updateSensor(_mac, mesg.Substring(4, 4), Temperature, Humidity, Energy, time1);
showdata(_mac, mesg.Substring(4, 4), Temperature, Humidity, Energy, mytext);
if (_mac[0] == '3')
{
mydatabase.SaveDataDB(Temperature, Humidity);
}
else {
int iIndex = Int32.Parse(_mac, System.Globalization.NumberStyles.HexNumber);
timePing[iIndex] = 0;
}
}
catch
{
DisplayData("Error du lieu yeu cau", tb);
}
}
/// <summary>
/// Lu du lieu cac sensor vao CSDL
/// Neu dia chi mac cua sensor da ton tai thi update lai status sensor la true
/// Neu dia chi mac sensor khong ton tai thi tao node moi
/// </summary>
/// <param name="mac"></param>
/// <param name="ip"></param>
/// <param name="t"></param>
/// <param name="h"></param>
/// <param name="e"></param>
public void saveDataSensor(string mac, string ip, float t, float h, float e)
{
try
{
db = new Database();
string time = DateTime.Now.ToString();
if (mac[0] == '3')
{
if (db.CheckSensorBC(mac) == "true")
{
db.setNetworkIpSensorBC(mac, ip);
db.setStatusSensorBC(mac, true);
}
else
{
db.setSensor_bc(mac, ip, true);
}
db.SaveDataDB(t, h);
db.updateSensorBC(mac, ip, t, h, e, time);
}
else
{
if (db.CheckSensor(mac) == "true")
{
db.setNetworkIpSensor(mac,ip);
db.setActiveSensor(mac, true);
}
else
{
db.setNodeSensor(mac, ip, true);
}
db.updateSensor(mac, ip, t, h, e, time);
}
}
catch { }
}