public void Eliminar()
{
try
{
using (var ctx = new TestContex())
{
ctx.Entry(this).State = System.Data.Entity.EntityState.Deleted;
ctx.SaveChanges();
}
}
catch (Exception)
{
throw;
}
}
public List <Curso> Listar()
{
var cursos = new List <Curso>();
try
{
using (var ctx = new TestContex())
{
cursos = ctx.Curso.ToList();
}
}
catch (Exception)
{
throw;
}
return(cursos);
}
public List <Alumno> Listar()
{
var alumnos = new List <Alumno>();
try
{
using (var ctx = new TestContex())
{
alumnos = ctx.Alumno.ToList();
}
}
catch (Exception)
{
throw;
}
return(alumnos);
}
public Curso obtener(int id)
{
var Cursos = new Curso();
try
{
using (var ctx = new TestContex())
{
Cursos = ctx.Curso.Include("AlumnoCurso")
.Include("AlumnoCurso.Alumno")
.Where(x => x.id == id)
.SingleOrDefault();
}
}
catch (Exception)
{
throw;
}
return(Cursos);
}
public void Guardar()
{
try
{
using (var ctx = new TestContex())
{
if (this.id > 0)
{
ctx.Entry(this).State = System.Data.Entity.EntityState.Modified;
}
else
{
ctx.Entry(this).State = System.Data.Entity.EntityState.Added;
}
ctx.SaveChanges();
}
}
catch (Exception)
{
throw;
}
}