private async void BeginInitialize()
{
// Setup the database.
db = new DatabaseHelper(this);
// Use the intent values to bind to a specific network ID.
long networkID = Intent.GetLongExtra(EXTRA_NETWORK_ID, -1);
if (networkID != -1)
{
solarNetwork = await db.SolarNetworks.SelectByIdAsync(networkID);
SupportActionBar.Title = solarNetwork.Name;
}
else
{
throw new InvalidProgramException();
}
// Get the weather service.
weatherProvider = ServiceManager.Resolve <IWeatherProvider>();
// Get the calculator service.
powerCalculator = ServiceManager.Resolve <IPowerCalculator>();
// Initialize the PVWatts Client.
pvWattsApiClient = new PVWattsV5ApiClient(apiKey: Secrets.PVWattsApiKey);
// Setup the network card
InitializeCards();
}
public async Task <SystemSummary> GetSystemSummaryAsync(IPowerCalculator powerCalculator, PVWattsV5ApiClient pvWattsApiClient, GeoCoords coords, DateTime dateTime, double timeZoneOffsetHours, double tempCelsius)
{
double azmuth = powerCalculator.CalculateAizmuth(coords, dateTime, timeZoneOffsetHours);
int totalPanelCount = Panels.Count;
IEnumerable <Task <SystemSummary> > summaryPerTypeTask =
Panels.Select(x => GetPanelSummaryAsync(x, powerCalculator, pvWattsApiClient, coords, azmuth, dateTime, timeZoneOffsetHours, tempCelsius));
return((await Task.WhenAll(summaryPerTypeTask)).Aggregate(new SystemSummary {
}, (acc, x) =>
{
return new SystemSummary
{
HourlyDCArrayOutput = acc.HourlyDCArrayOutput + x.HourlyDCArrayOutput,
TodayDCArrayOutput = acc.TodayDCArrayOutput + x.TodayDCArrayOutput,
MonthlyDCArrayOutput = acc.MonthlyDCArrayOutput + x.MonthlyDCArrayOutput,
AnnualDCArrayOutput = acc.AnnualDCArrayOutput + x.AnnualDCArrayOutput,
};
}));
}
public async Task <SystemSummary> GetPanelSummaryAsync(Panel panel, IPowerCalculator powerCalculator, PVWattsV5ApiClient pvWattsApiClient, GeoCoords coords, double azmuth, DateTime dateTime, double timeZoneOffsetHours, double tempCelsius)
{
int count = panel.Count;
double powerLoss = powerCalculator.CalculateModulePowerLoss(panel.ModuleType, tempCelsius);
var pvSystemInfo = await pvWattsApiClient.GetSystemInfoCachedAsync(
ID,
panel.PowerRating,
panel.ModuleType,
panel.ArrayType,
systemLosses : powerLoss,
tilt : panel.TiltAngle,
azmuth : azmuth,
coords : coords
);
double hourly = pvSystemInfo.GetHourlyDCArrayOutput(dateTime);
double hourlyWithLosses = hourly - (hourly * powerLoss);
double totalHourlyWithLosses = hourlyWithLosses * count;
double today = pvSystemInfo.GetDailyDCArrayOutput(dateTime);
double todayWithLosses = today - (today * powerLoss);
double monthly = pvSystemInfo.GeMonthlyDCArrayOutput(dateTime);
double monthlyWithLosses = monthly - (monthly * powerLoss);
double totalMonthlyWithLosses = monthlyWithLosses * count;
double annual = pvSystemInfo.AnnualDCArrayOutput;
double annualWithLosses = annual - (annual * powerLoss);
double totalAnnualWithLosses = annualWithLosses * count;
return(new SystemSummary
{
HourlyDCArrayOutput = totalHourlyWithLosses,
TodayDCArrayOutput = todayWithLosses,
MonthlyDCArrayOutput = totalMonthlyWithLosses,
AnnualDCArrayOutput = totalAnnualWithLosses
});
}