Randomize spark movement

src/Dodge/Creature/State.hs

@@ -43,11 +43,7 @@ import Shape
 import ShapePicture
 
 -- this can almost certainly be made more efficient
-foldCr ::
-    [Creature -> World -> World] ->
-    Creature ->
-    World ->
-    World
+foldCr :: [Creature -> World -> World] -> Creature -> World -> World
 foldCr xs cr w = foldl' f w xs
   where
     f w' g = case w' ^? cWorld . lWorld . creatures . ix (_crID cr) of
@@ -256,7 +252,6 @@ trySynthBullet loc w = fromMaybe w $ do
   where
     itm = loc ^. locLDT . ldtValue . _1
     
-
 updateHeldRootItem :: Creature -> World -> World
 updateHeldRootItem cr = fromMaybe id $ do
     invid <- cr ^? crManipulation . manObject . imRootSelectedItem

src/Dodge/Damage.hs

@@ -50,7 +50,6 @@ collectDamageTypes :: [Damage] -> M.Map DamageType Int
 collectDamageTypes = foldl' (flip f) M.empty
   where
     f dm = at (dmType dm) . non 0 +~ _dmAmount dm
-    --f dm = M.insertWith (+) (dmType dm) (_dmAmount dm)
 
 maxDamageType :: [Damage] -> Maybe (DamageType, Int)
 maxDamageType = safeMinimumOn (negate . snd) . M.assocs . collectDamageTypes

src/Dodge/Data/Damage.hs

@@ -33,6 +33,3 @@ data Damage
 
 makeLenses ''Damage
 deriveJSON defaultOptions ''Damage
---deriveJSON defaultOptions ''DamageType
---instance ToJSONKey DamageType
---instance FromJSONKey DamageType

src/Dodge/Spark.hs

@@ -18,17 +18,21 @@ updateSpark :: World -> Spark -> (World, Maybe Spark)
 updateSpark w sk
     | magV (_skVel sk) < 1 = (w, Nothing)
     | otherwise = case thingHit sp ep w of
-        Nothing -> (w, Just $ sk & skPos .~ ep & skVel *~ 0.9 & skOldPos .~ sp)
+        Nothing -> (w & randGen .~ g, Just $ sk & skPos .~ ep & skVel *~ 0.9 
+            & skVel %~ rotateV a
+            & skOldPos .~ sp)
         Just (hp, hthing) ->
             ( sparkDam sk hthing w
             , Just $ sk & skPos .~ hp & skOldPos .~ sp & skVel .~ 0
             )
   where
+    (a,g) = randomR (-x,x) (_randGen w)
+    x = 1
     sp = _skPos sk
     ep = sp + _skVel sk
 
 sparkDam :: Spark -> Either Creature Wall -> World -> World
-sparkDam sk = damageCrWl (sparkToDamage sk)
+sparkDam = damageCrWl . sparkToDamage
 
 sparkToDamage :: Spark -> Damage
 sparkToDamage sp = case _skType sp of