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Final_OOP/Modelo/RepositorioProveedor.cs

73 lines
1.6 KiB
C#

using Entidades;
namespace Modelo
{
public sealed class RepositorioProveedor : RepositorioBase<Proveedor, RepositorioProveedor>
{
override public bool Add(Proveedor t)
{
if (ExistePorCuit(t.Cuit))
{
throw new InvalidOperationException($"El Proveedor con el CUIT {t.Cuit} ya existe.");
}
try
{
almacen.Add(t);
return true;
}
catch (Exception)
{
throw;
}
}
override public bool Mod(Proveedor t)
{
bool ret = false;
try
{
var proveedorAModificar = almacen.FindIndex(x => x.Cuit == t.Cuit);
if (proveedorAModificar > -1)
{
almacen[proveedorAModificar] = t;
ret = true;
}
}
catch (Exception)
{
throw;
}
return ret;
}
override public bool Del(Proveedor t)
{
bool ret = false;
try
{
var proveedorAEliminar = almacen.Find(x => x.Cuit == t.Cuit);
if (proveedorAEliminar != null)
{
almacen.Remove(proveedorAEliminar);
ret = true;
}
}
catch (Exception)
{
throw;
}
return ret;
}
public bool ExistePorCuit(long cuit)
{
return almacen.Any(p => p.Cuit == cuit);
}
}
}