public static Product GetProductById(NorthwindContext dbContext, int id)
{
try
{
return(GetAllProducts(dbContext).First(product => product.ProductId == id));
}
catch (ArgumentNullException ex)
{
ex.SetMessage(DbExceptionMessages.FieldIsRequired("id"));
throw;
}
catch (InvalidOperationException ex)
{
ex.SetMessage(DbExceptionMessages.InstanceNotFound(InstanceName, id));
throw;
}
}
public static Customer GetCustomerById(NorthwindContext dbContext, string id)
{
try
{
return(GetAllCustomers(dbContext).First(customer => customer.CustomerId == id));
}
catch (ArgumentNullException ex)
{
ex.SetMessage(DbExceptionMessages.FieldIsRequired("id"));
throw;
}
catch (InvalidOperationException ex)
{
ex.SetMessage(DbExceptionMessages.InstanceNotFound(InstanceName, id));
throw;
}
}
public static Employee GetEmployeeById(NorthwindContext dbContext, int id)
{
try
{
return(GetAllEmployees(dbContext).First(employee => employee.EmployeeId == id));
}
catch (ArgumentNullException ex)
{
ex.SetMessage(DbExceptionMessages.FieldIsRequired("id"));
throw;
}
catch (InvalidOperationException ex)
{
ex.SetMessage(DbExceptionMessages.InstanceNotFound(InstanceName, id));
throw;
}
}
