Edit History

I need a tip where I have to start. I would like to add function that get user info from external service after login and modify customer group based on result. I have no idea where I have to start. Prestashop is something new for me.

I need a tip where I have to start. I would like to add function that get user info from external service after login and modify customer group based on result. I have no idea where I have to start. Prestashop is something new for me.