/*********************************************************
* isValidReading tests values of all measurements
* returns true if all values are in range
* opens a MessageBox and returns false if out of range
*********************************************************/
public static Boolean isValidReading(SimulatedReading read)
{
if (isPositionInRange(read.latitude, read.longitude) &&
isVoltageInRange(read.battery) &&
isPhInRange(read.pH) && isTempInRange(read.temperature) &&
isConductivityInRange(read.conductivity) &&
isTurbidityInRange(read.turbidity) &&
isDissolvedSolidsInRange(read.dissolvedSolids))
{
return(true);
}
else
{
MessageBox.Show("Reading has not been/nbroadcast or recorded", "Device Error");
return(false);
}
}
/**********************************************************************************
* ReadingTimer_TickAsync(object sender, EventArgs e)
* Creates a reading and sends it to dweet.io
* Every 240 readings (1 hour) send reading to database
**********************************************************************************/
private async void ReadingTimer_TickAsync(object sender, EventArgs e)
{
try
{
SimulatedReading reading = new SimulatedReading(); // create reading
SmartBuoyDB sb = new SmartBuoyDB(); //for database connection
int counter = 1; // set counter
CycleLEDs(); // LEDS
if (RangeValidator.isValidReading(reading)) // validate data
{
indicatorLIVE.Image = SmartBuoySimulator.Properties.Resources.LED_GreenOn;
await DweetStream.BroadcastLive(reading); // send to dweet.io
indicatorLIVE.Image = SmartBuoySimulator.Properties.Resources.LED_GreenOff;
counter++; // increment counter
if (counter == 240) // every 240 readings (1 hour) insert data into database
{
indicatorSQL.Image = SmartBuoySimulator.Properties.Resources.LED_GreenOn;
indicatorSQL.Refresh();
// Insert into the database
sb.Reading.InsertOnSubmit(reading);
sb.SubmitChanges();
Thread.Sleep(1000);
indicatorSQL.Image = SmartBuoySimulator.Properties.Resources.LED_GreenOff;
indicatorSQL.Refresh();
counter = 1; // reset counter
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
Logger.LogError(ex);
}
}
/**********************************************************************************
* BroadcastLIVE will take the data reading and send to the Dweet.io
* hosting service using an HttpClient.
**********************************************************************************/
public static async Task BroadcastLive(SimulatedReading sr)
{
try
{
StringBuilder dweetString = new StringBuilder();
// build the url string
dweetString.Append("https://dweet.io/dweet/for/SmartBuoyb97e934d5336e0?DATETIME=");
dweetString.Append(sr.readingDT);
dweetString.Append("&VOLTS=");
dweetString.Append(sr.battery);
dweetString.Append("&TEMP=");
dweetString.Append(sr.temperature);
dweetString.Append("&PH=");
dweetString.Append(sr.pH);
dweetString.Append("&EC=");
dweetString.Append(sr.conductivity);
dweetString.Append("&TDS=");
dweetString.Append(sr.dissolvedSolids);
dweetString.Append("&TURB=");
dweetString.Append(sr.turbidity);
dweetString.Append("&LAT=");
dweetString.Append(sr.latitude);
dweetString.Append("&LON=");
dweetString.Append(sr.longitude);
HttpClient client = new HttpClient();
var result = await client.GetAsync(dweetString.ToString()); // connect to dweet.io
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
Logger.LogError(ex);
}
}