module Dodge.Update.Cloud (cloudPoisonDamage) where

import Data.Foldable
import Dodge.Creature.Radius
import Dodge.Data.World
import Dodge.Zoning.Creature
import Geometry.Vector3D
import LensHelp

cloudPoisonDamage :: Cloud -> World -> World
cloudPoisonDamage c w = foldl' (flip doDam) w (filter f $ crsNearPoint clpos w)
  where
    doDam cr =
        cWorld . lWorld . creatures . ix (_crID cr) . crDamage .:~ Poison 1
    f cr = dist3 (addZ 20 $ _crPos cr) (_clPos c) < crRad (cr ^. crType) + 20
    clpos = stripZ $ _clPos c