public void CalcTest()
{
WattageHourCalculator calc = new WattageHourCalculator();
int inverter1 = 1;
int inverter2 = 2;
// 5 minute timespan
var fiveMin = new TimeSpan(0, 5, 0);
calc.AddPowerValue(inverter1, 500, fiveMin);
calc.AddPowerValue(inverter2, 1000, fiveMin);
var actualWh_1 = calc.GetWattageHour(inverter1);
var actualWh_2 = calc.GetWattageHour(inverter2);
int expected_1 = (int)Math.Round(41.66666667);
int expected_2 = (int)Math.Round(83.33333333);
Assert.AreEqual(expected_1, actualWh_1);
Assert.AreEqual(expected_2, actualWh_2);
}
private string GetMinDayJsFileContent(DateTime dateTime, int plantId)
{
string dateTimeFormat = "dd.MM.yy HH:mm:ss";
var startDate = Utils.CropHourMinuteSecond(dateTime);
var endDate = startDate.AddDays(1);
List<Measure> allMeasures = new List<Measure>();
var inverters = _plantRepository.GetAllInvertersByPlant(plantId);
// grab all measures for the requested day
foreach (var inverter in inverters)
{
var inverterMeasures = _measureRepository.GetMinuteWiseMeasures(startDate, endDate, inverter.InverterId);
//group data by 5 minute intervals
var inverterMeasures5Min = GroupMeasuresTo5MinIntervals(plantId, inverter, inverterMeasures);
//add measures to all measures list
allMeasures.AddRange(inverterMeasures5Min);
}
if (allMeasures.Count == 0)
return string.Empty;
// order measures by DateTime Descending and the public inverter Id Ascending
var orderedMeasures = allMeasures.OrderBy(x => x.DateTime).ThenBy(x => x.PublicInverterId).ToList();
//index: public inverterId, key: wattage hours
WattageHourCalculator calc = new WattageHourCalculator();
// count time for calculation and string building decisions
var countTime = orderedMeasures.First().DateTime;
List<string> resultLines = new List<string>();
StringBuilder builder = null;
int measureCounter = 0;
int inverterCount = inverters.Count();
Measure latestMeasure = null;
for (int i = 0; i < orderedMeasures.Count; i++)
{
var currentMeasure = orderedMeasures[i];
// build a new line and append the old one
if (latestMeasure == null || currentMeasure.DateTime != latestMeasure.DateTime)
{
// delete this line if not every inverter has a 5 min measure included
if (measureCounter < inverterCount)
{
builder = null;
}
//reset measure counter
measureCounter = 0;
// finish last row and add it to result-lines list, if we have a stringbuilder allready
if (builder != null)
{
builder.Append("\"");
resultLines.Add(builder.ToString());
}
// reset string builder
builder = new StringBuilder();
//append dateTime and row start string
builder.AppendFormat(@"m[mi++]=""{0}", currentMeasure.DateTime.ToString(dateTimeFormat));
}
//calculate wattage hour total for the current inverter where the measure is from
calc.AddPowerValue(currentMeasure.PublicInverterId, currentMeasure.OutputWattage, new TimeSpan(0, 5, 0));
measureCounter++;
// append inverter Data
builder.AppendFormat(@"|{0};{1};{2};{3};{4}", Math.Round(currentMeasure.OutputWattage),
currentMeasure.GeneratorWattage.RoundOrZero(),
calc.GetWattageHour(currentMeasure.PublicInverterId),
currentMeasure.GeneratorVoltage.RoundOrZero(),
(currentMeasure.Temperature.HasValue) ? currentMeasure.Temperature.Value : 0);
// update count-time
latestMeasure = currentMeasure;
}
// add latest row if valid
if (measureCounter == inverterCount)
resultLines.Add(builder.ToString());
//reverse lines in list
StringBuilder result = new StringBuilder();
for (int i = resultLines.Count - 1; i >= 0; i--)
{
result.AppendLine(resultLines[i]);
}
return result.ToString();
}