public HttpResponseMessage Histograma(string dim, string order = "DESC")
{
string dimension;
List <string> clients = new List <string>();
List <string> employees = new List <string>();
List <string> products = new List <string>();
List <int> years = new List <int>();
switch (dim)
{
case "Cliente":
dimension = "[Dim Cliente].[Dim Cliente Nombre].CHILDREN";
break;
case "Producto":
dimension = "[Dim Producto].[Dim Producto Nombre].CHILDREN";
break;
case "Empleado":
dimension = "[Dim Empleado].[Dim Empleado Nombre].CHILDREN";
break;
case "Año":
dimension = "[Dim Tiempo].[Dim Tiempo Año].CHILDREN";
break;
default:
dimension = "[Dim Cliente].[Dim Cliente Nombre].CHILDREN";
break;
}
string WITH = @"
WITH
SET [TopVentas] AS
NONEMPTY(
ORDER(
STRTOSET(@Dimension),
[Measures].[Ventas], " + order +
@")
)
";
string COLUMNS = @"
NON EMPTY
{
[Measures].[Ventas]
}
ON COLUMNS,
";
string ROWS = @"
NON EMPTY
{
HEAD([TopVentas], 10)
}
ON ROWS
";
string CUBO_NAME = "[DHW Northwind]";
string MDX_QUERY = WITH + @"SELECT " + COLUMNS + ROWS + " FROM " + CUBO_NAME;
Debug.Write(MDX_QUERY);
List <decimal> ventas = new List <decimal>();
List <dynamic> lstTabla = new List <dynamic>();
dynamic result2;
switch (dim)
{
case "Cliente":
result2 = new{
datosDimension = clients,
datosVenta = ventas,
datosTabla = lstTabla
};
break;
case "Producto":
result2 = new
{
datosDimension = products,
datosVenta = ventas,
datosTabla = lstTabla
};
break;
case "Empleado":
result2 = new
{
datosDimension = employees,
datosVenta = ventas,
datosTabla = lstTabla
};
break;
case "Año":
result2 = new
{
datosDimension = years,
datosVenta = ventas,
datosTabla = lstTabla
};
break;
default:
result2 = new
{
datosDimension = clients,
datosVenta = ventas,
datosTabla = lstTabla
};
break;
}
using (AdomdConnection cnn = new AdomdConnection(ConfigurationManager.ConnectionStrings["CuboNorthwind"].ConnectionString))
{
cnn.Open();
using (AdomdCommand cmd = new AdomdCommand(MDX_QUERY, cnn))
{
cmd.Parameters.Add("Dimension", dimension);
using (AdomdDataReader dr = cmd.ExecuteReader(CommandBehavior.CloseConnection))
{
while (dr.Read())
{
switch (dim)
{
case "Cliente":
clients.Add(dr.GetString(0));
break;
case "Producto":
products.Add(dr.GetString(0));
break;
case "Empleado":
employees.Add(dr.GetString(0));
break;
case "Año":
years.Add(dr.GetInt32(0));
break;
default:
clients.Add(dr.GetString(0));
break;
}
ventas.Add(Math.Round(dr.GetDecimal(1)));
dynamic objTabla = new
{
descripcion = dr.GetString(0),
valor = Math.Round(dr.GetDecimal(1))
};
lstTabla.Add(objTabla);
}
dr.Close();
}
}
}
return(Request.CreateResponse(HttpStatusCode.OK, (object)result2));
}
