Co Parenting Plans with FIFO parent

How do you work out a good access plan for a pre school aged child when one parent works away for two weeks and one week home.

I’d like to make it super easy for the child so as less disruption to their life as possible.

If you have been through this or are going through it currently what plans do you have in place for regular access and also for special days like birthdays and Chrismas.

Well the parent that is only home a week should get child unless you decide to do weekends extended holidays and summer