Refactor, try to limit dependencies

src/Dodge/Data/Item/Use/Consumption/Ammo.hs

@@ -12,7 +12,6 @@ import Data.Aeson
 import Data.Aeson.TH
 import Dodge.Data.Bullet
 import Dodge.Data.Payload
-import Dodge.Data.Wall
 
 data ProjectileDraw = DrawShell | DrawRemoteShell | DrawDrone | DrawBlankProjectile
     deriving (Show, Read, Eq, Ord, Enum, Bounded)
@@ -48,11 +47,14 @@ data AmmoType
         , _amCreateGas :: GasCreate
         }
     | ForceFieldAmmo
-        { _amForceFieldType :: Wall
+        { _amForceFieldType :: ForceFieldType
         }
     | GenericAmmo
     deriving (Eq, Ord, Show, Read)
 
+data ForceFieldType = DefaultForceField
+    deriving (Eq, Ord, Show, Read)
+
 data GasCreate = CreatePoisonGas | CreateFlame
     deriving (Eq, Ord, Show, Enum, Bounded, Read)
 
@@ -63,3 +65,4 @@ deriveJSON defaultOptions ''ProjectileCreate
 deriveJSON defaultOptions ''ProjectileUpdate
 deriveJSON defaultOptions ''AmmoType
 deriveJSON defaultOptions ''GasCreate
+deriveJSON defaultOptions ''ForceFieldType