private List <WeatherForecast> CreateForecast()
{
var rng = RandomWrapperFactory.Create();
DateTime startDate = DateTime.Now;
int min = 0;
int max = 0;
int?temperatureC = null;
return(Enumerable.Range(1, 15).Select(index => {
var day = startDate.AddDays(index);
if (day.Month - startDate.AddDays(index - 1).Month != 0 || temperatureC == null)
{
min = temperatureStatistic[day.Month - 1].Item1;
max = temperatureStatistic[day.Month - 1].Item2;
temperatureC = rng.Next(min, max);
}
else
{
temperatureC = temperatureC + rng.Next(-3, 3);
temperatureC = Math.Max(temperatureC.Value, min);
temperatureC = Math.Min(temperatureC.Value, max);
}
int weatherTypes = rng.NextDouble() < 0.5 ? 0 : (rng.NextDouble() < 0.5 ? 1 : rng.NextDouble() < 0.5 ? 2 : 3);
double feelTemper = temperatureC.Value - (weatherTypes - 1) * 3;
return new WeatherForecast {
Date = day,
TemperatureC = temperatureC.Value,
Precipitation = rng.NextDouble() < weatherTypes * 0.3,
CloudCover = CloudCover[weatherTypes],
Forecast = ConditionsForForecast.First(c => c.Item1 <= feelTemper).Item2
};
}).ToList());
}
static IEnumerable <DataPoint> GenerateDataSource()
{
var rng = RandomWrapperFactory.Create();
double x, y;
for (int i = 0; i < 20; i++)
{
x = Random(5, 15);
y = Random(5, 15);
yield return(new(x, y));
x = Random(5, 15);
y = Random(-15, -5);
yield return(new(x, y));
x = Random(-15, -5);
y = Random(5, 15);
yield return(new(x, y));
x = Random(-15, -5);
y = Random(-15, -5);
yield return(new(x, y));
}
double Random(double min, double max) => rng.NextDouble() * (max - min + 1) + min;
}
public static List <BalanceSheetDataItem> GetData()
{
IRandomWrapper random = RandomWrapperFactory.Create(2147483);
List <BalanceSheetDataItem> items = new List <BalanceSheetDataItem>();
items.AddRange(FillItems(random));
return(items);
}
static DeterministicRandom()
{
IRandomWrapper random = RandomWrapperFactory.Create(randomCount);
deterministicRandomNumbers = new int[randomCount];
for (int i = 0; i < randomCount; i++)
{
deterministicRandomNumbers[i] = random.Next(randomCount);
}
}
private List <WeatherForecast> CreateDetailedForecast()
{
var rng = RandomWrapperFactory.Create();
DateTime startDate = DateTime.Now.Date;
return(Enumerable.Range(1, 15).SelectMany(day => {
var dayDate = startDate.AddDays(day);
int avgTemp = rng.Next(-20, 55);
int minTemp = Math.Max(-20, avgTemp - 10);
int maxTemp = Math.Min(55, avgTemp + 10);
return Enumerable.Range(0, 24).Select(hour => new WeatherForecast {
Date = dayDate.AddHours(hour),
TemperatureC = rng.Next(minTemp, maxTemp),
Forecast = ConditionsForForecast[rng.Next(ConditionsForForecast.Length)].Item2,
CloudCover = CloudCover[rng.Next(CloudCover.Length)],
Precipitation = rng.Next(100) < 30
});
}).ToList());
}
