this already exists, and has been for a long time<p><a href="https://www.hookahdivingsystems.com/" rel="nofollow">https://www.hookahdivingsystems.com/</a><p>and its not trivial<p><a href="https://dan.org/alert-diver/article/hooked-on-hookah-diving/" rel="nofollow">https://dan.org/alert-diver/article/hooked-on-hookah-diving/</a>