Smoke grenade SWEP

Hello i wanna ask someone for make a swep to me that would be nice i know what kind of swep it shall be and what model i just need a coder cus its to complicated for me so if you are a LUA coder please write

The model is just a shotgun model or a grenade launcher if some can make or find it
It shoot with smoke grenades

i cannot find this anywhere. Thats why i ask for a lua coder

Sorry my bad english! …