I'm not a erlang expert but the use of the case statement is not considered a bad practice? or was the if clause instead? and it seems to me that all is kind of

I'm not a erlang expert but the use of the case statement is not considered a bad practice? or was the if clause instead? and it seems to me that all is kind of glued inside some sort of a try/catch defensive programming style that the really zen of erlang is completely against. Personally I don't see the need of use every tool in the same way, there is nothing wrong with the erlang syntax.