Files
loop/src/Dodge/Damage.hs
T
2025-06-08 20:40:58 +01:00

40 lines
1.2 KiB
Haskell

{-# LANGUAGE LambdaCase #-}
module Dodge.Damage (
damageCrWl,
damageDirection,
damageCrWlID,
maxDamageType,
) where
import Geometry.Vector
import ListHelp
import Dodge.Data.CrWlID
import Dodge.Data.World
import qualified IntMapHelp as IM
import LensHelp
damageCrWlID :: Damage -> CrWlID -> World -> World
damageCrWlID dam = \case
NothingID -> id
CrID cid -> cWorld . lWorld . creatures . ix cid . crState . csDamage .:~ dam
WlID wlid -> cWorld . lWorld . wallDamages %~ IM.insertWith (++) wlid [dam]
damageCrWl :: Damage -> Either Creature Wall -> World -> World
damageCrWl dt (Left cr) = cWorld . lWorld . creatures . ix (_crID cr) . crState . csDamage .:~ dt
damageCrWl dt (Right wl) = cWorld . lWorld . wallDamages %~ IM.insertWith (++) (_wlID wl) [dt]
-- could sort for damage amount as well
damageDirection :: [Damage] -> Maybe Float
damageDirection ds = safeArgV =<< safeHead (ds ^.. each . dmVector)
--collectDamageTypes :: [Damage] -> M.Map DamageType Int
--collectDamageTypes = foldl' (flip f) M.empty
-- where
-- f dm = M.insertWith (+) (_dmType dm) (_dmAmount dm)
--
maxDamageType :: [Damage] -> Maybe (Damage, Int)
maxDamageType _ = Nothing
--maxDamageType = safeMinimumOn (negate . snd) . M.assocs . collectDamageTypes