Move towards simplifying impulses

src/Dodge/Creature/Impulse.hs

@@ -2,7 +2,6 @@
 
 module Dodge.Creature.Impulse (
     impulsiveAIBefore,
-    followThenClearImpulses,
 ) where
 
 import Control.Monad.State
@@ -20,17 +19,6 @@ import qualified IntMapHelp as IM
 import LensHelp
 import System.Random
 
-impulsiveAIBeforeAfter ::
-    (World -> Creature -> Creature) ->
-    (World -> Creature -> Creature) ->
-    Creature ->
-    World ->
-    World
-impulsiveAIBeforeAfter startup endup cr w = w' & cWorld . creatures . ix (_crID cr) .~ endup w' cr'
-  where
-    w' = g w
-    (g, cr') = impulsiveAI startup cr w
-
 impulsiveAIBefore ::
     (World -> Creature -> Creature) ->
     Creature ->
@@ -38,17 +26,7 @@ impulsiveAIBefore ::
     World
 impulsiveAIBefore f cr w = g w & cWorld . creatures . ix (_crID cr) .~ cr'
   where
-    (g, cr') = impulsiveAI f cr w
-
-impulsiveAI ::
-    (World -> Creature -> Creature) ->
-    Creature ->
-    World ->
-    (World -> World, Creature)
-impulsiveAI f cr w = followImpulses w $ f w cr
-
-followThenClearImpulses :: Creature -> World -> World
-followThenClearImpulses = impulsiveAIBeforeAfter (const id) (const $ crActionPlan . apImpulse .~ [])
+    (g, cr') = followImpulses w $ f w cr
 
 followImpulses :: World -> Creature -> (World -> World, Creature)
 followImpulses w cr = foldr f (id, cr) (_apImpulse $ _crActionPlan cr)