No voy a trabajar nada esta semana means...
You are not going to ever work next week.
I am never going to work next week.
You are not going to work at all this week.
I am not going to work at all this week.
You are not going to ever work next week.
I am never going to work next week.
You are not going to work at all this week.
I am not going to work at all this week.