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