public async Task <BikeBrandsGraphModel> GenerateBrands()
{
BikeBrandsGraphModel bbgm = new BikeBrandsGraphModel();
BikeTheftViewModel bvm = new BikeTheftViewModel();
await bvm.GetBikeTheftsAsync();
foreach (var brand in bvm.brands)
{
Brand brandObject = new Brand();
brandObject.Name = brand;
brands.Add(brandObject);
}
foreach (BikeTheft bikeTheft in bvm.BikeThefts)
{
Brand brand = brands.Find(x => x.Name.Contains(bikeTheft.Brand));
brand.AddColor(bikeTheft.Brand);
}
var filteredBrands = brands.OrderByDescending(x => x.Count).Take(9);
var Count = 0;
foreach (Brand brand in filteredBrands)
{
Count += brand.Count;
bbgm.AddData(brand);
}
Brand remainderBrand = new Brand();
remainderBrand.Name = "Remainder brand";
for (int i = 0; i < bvm.BikeThefts.Count() - Count; i++)
{
remainderBrand.AddColor("Reminder");
}
bbgm.AddData(remainderBrand);
return(bbgm);
}
public async void GenerateGraph()
{
BrandColorGenerator generator = new BrandColorGenerator();
BikeBrandsGraphModel bg = await generator.GenerateBrands();
brandChart.Legend = new ChartLegend();
brandChart.Legend.Title.Text = "Most stolen brands (Swipe right-to-left to see colours)";
brandChart.Series.Add(new PieSeries()
{
ItemsSource = bg.model,
XBindingPath = "Name",
YBindingPath = "Count",
EnableTooltip = true,
EnableAnimation = true,
AnimationDuration = 3,
EnableSmartLabels = true
});
}
