16 lines
552 B
Haskell
16 lines
552 B
Haskell
{- | Deals with setting a target for creatures -}
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module Dodge.Creature.SetTarget where
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import Dodge.Data
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import Control.Lens
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import qualified Data.IntMap.Strict as IM
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{- | Assumes that you are id 0: if creature is cognizant of you, sets you as target -}
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targetYouWhenCognizant
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:: World
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-> Creature
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-> Creature
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targetYouWhenCognizant w cr = case cr ^? crPerception . crAwarenessLevel . ix 0 of
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Just (Cognizant _) -> cr & crIntention . targetCr ?~ _creatures w IM.! 0
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_ -> cr & crIntention . targetCr .~ Nothing
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