public decimal GetUserCalories(User user)
{
decimal calories = 0;
decimal heightCentimeters = UnitConverter.MetersToCentimeters(user.HeighInt) + user.HeighDec;//estatura en centimetros
int age = Selery.Library.Common.Helper.GetAge(user.BirthDate.Value);
spSelectActivityByID_Result activity = null;
using (var context = new RegistrationEntities())
{
activity = context.spSelectActivityByID(user.ActivityID).FirstOrDefault();
}
//calcular el gasto de calorias.
if (user.Gender == (int)Selery.BO.Core.Enum.Gender.Male)
{
//( (10*peso)+(6.25*estatura)-(5*edad)+5 )*factor
calories = ((10 * user.Weight) + ((decimal)6.25 * heightCentimeters) - (5 * age) + 5) * activity.Factor;
}
else
{
//( ( 10*peso)+(6.25*estatura)-(5*edad)-161 )*factor
calories = ((10 * user.Weight) + ((decimal)6.25 * heightCentimeters) - (5 * age) + 161) * activity.Factor;
}
return(calories);
}
