Hi, this bar/bookcase built-in was custom designed by me for my client. and yes the door is retractable. You can see how it looks when the doors are closed in this photo:

https://www.houzz.com/photos/rye-house-beach-style-living-room-new-york-phvw-vp~147111986

Best,

Mimi

I absolutely love it! Clever design and beautiful work. Thank you for taking the time to answer my question.

Thank you for your compliment. Best to your project!