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Diffstat (limited to 'users/glittershark/xanthous/src/Xanthous/Game.hs')
-rw-r--r-- | users/glittershark/xanthous/src/Xanthous/Game.hs | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/users/glittershark/xanthous/src/Xanthous/Game.hs b/users/glittershark/xanthous/src/Xanthous/Game.hs new file mode 100644 index 000000000000..89c23f0de850 --- /dev/null +++ b/users/glittershark/xanthous/src/Xanthous/Game.hs @@ -0,0 +1,73 @@ +module Xanthous.Game + ( GameState(..) + , levels + , entities + , revealedPositions + , messageHistory + , randomGen + , promptState + , GamePromptState(..) + + , getInitialState + , initialStateFromSeed + + , positionedCharacter + , character + , characterPosition + , updateCharacterVision + , characterVisiblePositions + , entitiesAtCharacter + , revealedEntitiesAtPosition + + -- * Messages + , MessageHistory(..) + , HasMessages(..) + , HasTurn(..) + , HasDisplayedTurn(..) + , pushMessage + , previousMessage + , nextTurn + + -- * Collisions + , Collision(..) + , collisionAt + + -- * App monad + , AppT(..) + + -- * Saving the game + , saveGame + , loadGame + , saved + + -- * Debug State + , DebugState(..) + , debugState + , allRevealed + ) where +-------------------------------------------------------------------------------- +import qualified Codec.Compression.Zlib as Zlib +import Codec.Compression.Zlib.Internal (DecompressError) +import qualified Data.Aeson as JSON +import System.IO.Unsafe +-------------------------------------------------------------------------------- +import Xanthous.Prelude +import Xanthous.Game.State +import Xanthous.Game.Lenses +import Xanthous.Game.Arbitrary () +import Xanthous.Entities.Entities () +-------------------------------------------------------------------------------- + +saveGame :: GameState -> LByteString +saveGame = Zlib.compress . JSON.encode + +loadGame :: LByteString -> Maybe GameState +loadGame = JSON.decode <=< decompressZlibMay + where + decompressZlibMay bs + = unsafeDupablePerformIO + $ (let r = Zlib.decompress bs in r `seq` pure (Just r)) + `catch` \(_ :: DecompressError) -> pure Nothing + +saved :: Prism' LByteString GameState +saved = prism' saveGame loadGame |