How can I get a well IntelliSense for my Visual Studio Code?

Hey Guys,
Im currently looking for a well IntelliSene which is recommended for .lua… Because its pretty difficult to get used to .lua as a beginner without IntelliSense. Is there a way to get an IntelliSense? Can I load something like a SDK for FiveM to my Visual Studio Code, to get auto completion?

Here you go bud,

Okay. Thank you.
But I dont get detailed informations about the method…
It only looks like :