We're working on an business rules engine for assets here : https://github.com/glpi-project/glpi/pull/3330 .

That might be a cool feature to add.

Work in progress here : https://github.com/glpi-project/glpi/pull/3340

improvments done and tested in 9.2

see this PR : https://github.com/glpi-project/glpi/pull/3272

done in 9.3

See https://github.com/glpi-project/glpi/pull/2881