Sort Faces Naked Edges by Direction

[thomas.sicouri (undoredo)]

sort faces.gh (167.0 KB)

Hi !!
I am trying to sort this faces regarding the edge of the surface they are sharing. I am somehow struggling with this .
I wrote this script that is not far from the answer.
Could someone help ?

Thnak you

[John_Brock]

assigned to grasshopper category

[Joseph_Oster]

DUPLICATE THREAD

Sort faces by naked edges

Hello, sort faces.gh (167.0 KB) [ViewCapture20230629_093545] I am struggling on sorting the faces of this brep. My goal is to create a tree where each branch is the container of all the faces that are sharing the same edge direction. i think i am almost there but i can’t find it. Please help ! Thanks to all