//Metod som lägger till en person public Task InsertPerson(Person person) { if (string.IsNullOrWhiteSpace(person.FirstName) || string.IsNullOrWhiteSpace(person.LastName) || string.IsNullOrWhiteSpace(person.EmailAddress)) { throw new Exception(); } const string sql = @"insert into dbo.Person (FirstName, LastName, EmailAddress)" + "values (@FirstName, @LastName, @EmailAddress)"; return(_sqlDataAccess.ExecuteSqlAsync(sql, person)); }