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Diffstat (limited to 'users/glittershark/xanthous/src/Xanthous/Entities/Creature/Hippocampus.hs')
-rw-r--r-- | users/glittershark/xanthous/src/Xanthous/Entities/Creature/Hippocampus.hs | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/users/glittershark/xanthous/src/Xanthous/Entities/Creature/Hippocampus.hs b/users/glittershark/xanthous/src/Xanthous/Entities/Creature/Hippocampus.hs new file mode 100644 index 000000000000..501a5b597221 --- /dev/null +++ b/users/glittershark/xanthous/src/Xanthous/Entities/Creature/Hippocampus.hs @@ -0,0 +1,64 @@ +{-# LANGUAGE RecordWildCards #-} +{-# LANGUAGE TemplateHaskell #-} +-------------------------------------------------------------------------------- +module Xanthous.Entities.Creature.Hippocampus + (-- * Hippocampus + Hippocampus(..) + , initialHippocampus + -- ** Lenses + , destination + -- ** Destination + , Destination(..) + , destinationFromPos + -- *** Lenses + , destinationPosition + , destinationProgress + ) +where +-------------------------------------------------------------------------------- +import Xanthous.Prelude +-------------------------------------------------------------------------------- +import Data.Aeson.Generic.DerivingVia +import Data.Aeson (ToJSON, FromJSON) +import Test.QuickCheck +import Test.QuickCheck.Arbitrary.Generic +-------------------------------------------------------------------------------- +import Xanthous.Data +import Xanthous.Util.QuickCheck +-------------------------------------------------------------------------------- + + +data Destination = Destination + { _destinationPosition :: !Position + -- | The progress towards the destination, tracked as an offset from the + -- creature's original position. + -- + -- When this value reaches >= 1, the creature has reached their destination + , _destinationProgress :: !Tiles + } + deriving stock (Eq, Show, Ord, Generic) + deriving anyclass (NFData, CoArbitrary, Function) + deriving (ToJSON, FromJSON) + via WithOptions '[ FieldLabelModifier '[Drop 1] ] + Destination +instance Arbitrary Destination where arbitrary = genericArbitrary +makeLenses ''Destination + +destinationFromPos :: Position -> Destination +destinationFromPos _destinationPosition = + let _destinationProgress = 0 + in Destination{..} + +data Hippocampus = Hippocampus + { _destination :: !(Maybe Destination) + } + deriving stock (Eq, Show, Ord, Generic) + deriving anyclass (NFData, CoArbitrary, Function) + deriving Arbitrary via GenericArbitrary Hippocampus + deriving (ToJSON, FromJSON) + via WithOptions '[ FieldLabelModifier '[Drop 1] ] + Hippocampus +makeLenses ''Hippocampus + +initialHippocampus :: Hippocampus +initialHippocampus = Hippocampus Nothing |