fix look at the attack target

This reverts commit 59f122703302eedf5065110c4e22403eaee0242e.

lib/character/behaviors/map.lua

@@ -24,6 +24,17 @@ function mapBehavior.new(position, size)
     }, mapBehavior)
 end
 
+--- @param position Vec3
+function mapBehavior:lookAt(position)
+    self.owner:try(Tree.behaviors.sprite,
+        function(sprite)
+            if position.x > self.displayedPosition.x then sprite.side = sprite.RIGHT end
+            -- (sic!)
+            if position.x < self.displayedPosition.x then sprite.side = sprite.LEFT end
+        end
+    )
+end
+
 --- @param path Deque
 --- @param animationNode AnimationNode
 function mapBehavior:followPath(path, animationNode)

lib/spellbook.lua

@@ -124,9 +124,7 @@ function attack:cast(caster, target)
     local targetSprite = targetCharacter:has(Tree.behaviors.sprite)
     if not sprite or not targetSprite then return true end
 
-    if sprite.side == targetSprite.side then
-        sprite.side = -sprite.side
-    end
+    caster:try(Tree.behaviors.map, function(map) map:lookAt(target) end)
 
     AnimationNode {
         onEnd = function() caster:has(Tree.behaviors.spellcaster):endCast() end,