Is there a way to quickly convert the same character style or paragraph style to an index.

The index of InDesign is really difficult to use.

Is there a way to quickly convert the same character style or paragraph style to an index.

If you have thousands of entries, are you sure to click on each one by hand.

I will go crazy.

Is it because I don't know how to use the indexing function, or is it because Adobe has lost its direction?