public PlotViewModel GetAbsoluteDataViewModel()
{
Covid19DeathsModel model = _repository.GetCovid19DeathsModel();
List <CountrySerieViewModel> series = new List <CountrySerieViewModel>();
foreach (var country in model.Countries)
{
List <int> ints = model.MapCountryDeaths[country];
List <double> data = ints.Select(i => (double)i).ToList();
double max = data.Max();
PopulationCountry countryPop = _countryService.GetCountry(country);
if ((max > MIN_DEATHS) && (countryPop != null))
{
if (countryPop.Population > MIN_POPULATION)
{
var item = new CountrySerieViewModel
{
name = country,
data = data.Where(d => d > MIN_DEATHS).ToList()
};
series.Add(item);
}
}
}
return(new PlotViewModel {
Series = series, UpdateTime = model.UpdateTime
});
}
public PlotViewModel GetGrowthViewModel()
{
Covid19DeathsModel model = _repository.GetCovid19DeathsModel();
List <CountrySerieViewModel> series = new List <CountrySerieViewModel>();
foreach (var country in model.Countries)
{
List <int> deaths = model.MapCountryDeaths[country];
double maxDeaths = deaths.Max();
deaths = deaths.Where(d => d > MIN_DEATHS).ToList();
if ((maxDeaths > MIN_DEATHS) && (deaths.Count > 1))
{
List <double> data = new List <double>(deaths.Count - 1);
for (int i = 0; i < deaths.Count - 1; i++)
{
data.Add(deaths[i + 1] - deaths[i]);
}
var item = new CountrySerieViewModel
{
name = country,
data = data.Where(d => d > MIN_DEATHS).ToList()
};
series.Add(item);
}
}
return(new PlotViewModel {
Series = series, UpdateTime = model.UpdateTime
});
}
public void TestDecoder()
{
Covid19DeathsModelFileCacheReader reader = new Covid19DeathsModelFileCacheReader(new Covid19DeathsModelDowloader());
Covid19DeathsModelRepositoryCsv decoder = new Covid19DeathsModelRepositoryCsv(reader);
Covid19DeathsModel model = decoder.GetCovid19DeathsModel();
Assert.AreNotEqual(model.MapCountryDeaths["Spain"], null);
}
public void TestData()
{
List <int> expected = new List <int>()
{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 5, 10, 17, 28, 35, 54, 55, 133, 195, 289, 342, 533, 623, 830, 1043, 1375, 1772
};
Covid19DeathsModelFileReader reader = new Covid19DeathsModelFileReader("time_series_19-covid-Deaths_2020-03-23.csv");
Covid19DeathsModelRepositoryCsv decoder = new Covid19DeathsModelRepositoryCsv(reader);
Covid19DeathsModel model = decoder.GetCovid19DeathsModel();
CollectionAssert.AreEqual(model.MapCountryDeaths["Spain"], expected);
}
public PlotViewModel GetRelativeGrowthViewModel(string option, int minDeathsValue = MIN_DEATHS_MILLION)
{
Covid19DeathsModel model = _repository.GetCovid19DeathsModel();
List <CountrySerieViewModel> series = new List <CountrySerieViewModel>();
foreach (var country in model.Countries)
{
List <int> deathsCountry = model.MapCountryDeaths[country];
double maxDeaths = deathsCountry.Max();
var normalizationStrategy = _normalizationStrategyMap[option];
PopulationCountry populationCountry = _countryService.GetCountry(country);
deathsCountry = deathsCountry.Where(d => d > MIN_DEATHS).ToList();
if ((maxDeaths > MIN_DEATHS) && (populationCountry != null) && (deathsCountry.Count > 1))
{
if (populationCountry.Population > MIN_POPULATION)
{
double scale = normalizationStrategy.Invoke(populationCountry);
List <double> dataRelative = new List <double>(deathsCountry.Count - 1);
for (int i = 0; i < deathsCountry.Count - 1; i++)
{
dataRelative.Add(deathsCountry[i + 1] - deathsCountry[i]);
}
for (int i = 0; i < dataRelative.Count; i++)
{
dataRelative[i] *= scale;
}
var item = new CountrySerieViewModel
{
name = country,
data = dataRelative
};
if (dataRelative.Count > 0)
{
series.Add(item);
}
}
}
}
return(new PlotViewModel {
Series = series, UpdateTime = model.UpdateTime
});
}