public VentasDetail(int id)
{
InitializeComponent();
Venta_Info = Sell.Get(id);
Product_List = Product.Get_All().Where(product => product.Quantity > 0).ToList();
Client_List = Client.Get_All();
Product_Info = Product.Get(Venta_Info.Product_Id);
Client_Info = Client.Get(Venta_Info.Client_Id);
}
public void Show_Annualy()
{
List <Sell> sells = Sell.Get_Annualy_Sells();
Annualy_Chart.Chart = Create_Bar_Chart_Based_On_Sells(sells);
Sells_cost_Annual.Text = "$" + string.Format("{0:#.00}", sells.Sum(sell => Product.Get(sell.Product_Id).Cost *sell.Amount));
Sells_earnings_Annual.Text = "$" + string.Format("{0:#.00}", sells.Sum(sell =>
{
Product product = Product.Get(sell.Product_Id);
return((product.Price - product.Cost) * sell.Amount);
}
));
}
private BarChart Create_Bar_Chart_Based_On_Sells(List <Sell> sells)
{
return(new BarChart
{
Entries = sells.ConvertAll(sell =>
{
string color = Product.Get(sell.Product_Id).Color;
return new Microcharts.Entry(sell.Amount)
{
Label = Product.Get(sell.Product_Id).Name,
ValueLabel = sell.Amount.ToString(),
Color = SKColor.Parse(color)
};
})
});
}
private async void Update_Product(object sender, EventArgs e)
{
try
{
Product_Info.Name = Name_Entry.Text;
Product_Info.Price = float.Parse(Price_Entry.Text);
Product_Info.Quantity = int.Parse(Quantity_Entry.Text);
Product_Info.Photo_Url = Photo_Entry.Text;
Product_Info.Cost = float.Parse(Cost_Entry.Text);
Product_Info.Update();
Return_To_List();
}
catch
{
await DisplayAlert("Error", "Faltan valores por llenar para el producto", "Cancel");
Product_Info = Product.Get(Product_Info.Id);
OnAppearing();
}
}
public ProductDetail(int id)
{
InitializeComponent();
Product_Info = Product.Get(id);
}
