Script for cutting layers by grid in Photoshop?

Question

Adobe

There are many layers in Photoshop. Everyone is already placed in their place.
Task : set a grid and cut all layers along it, each piece must be inserted into a new layer so that names are inherited from the original ones.
Manually this can be done with the Ctrl+Shift+J tool Needed
to remove empty spaces

A script would fit best.

Answer 1

Is the network uniform? Is it enough to know the width and height of one cell?