module Game.LambdaHack.Common.Misc
(
FactionId, LevelId, AbsDepth(..), ActorId
, Container(..), CStore(..)
, normalLevelBound, divUp, Freqs, breturn
, serverSaveName, nearby
) where
import Control.Monad
import Data.Binary
import qualified Data.EnumMap.Strict as EM
import qualified Data.EnumSet as ES
import Data.Functor
import Data.Hashable
import qualified Data.HashMap.Strict as HM
import Data.Key
import Data.Text (Text)
import Data.Traversable (traverse)
import GHC.Generics (Generic)
import Game.LambdaHack.Common.Point
nearby :: Int
nearby = 10
serverSaveName :: String
serverSaveName = "server.sav"
normalLevelBound :: (Int, Int)
normalLevelBound = (79, 20)
infixl 7 `divUp`
divUp :: Integral a => a -> a -> a
divUp n k = (n + k 1) `div` k
type Freqs = [(Text, Int)]
breturn :: MonadPlus m => Bool -> a -> m a
breturn True a = return a
breturn False _ = mzero
data Container =
CFloor !LevelId !Point
| CActor !ActorId !CStore
| CTrunk !FactionId !LevelId !Point
deriving (Show, Eq, Ord, Generic)
instance Binary Container
data CStore =
CGround
| COrgan
| CEqp
| CInv
| CSha
deriving (Show, Read, Eq, Ord, Enum, Bounded, Generic)
instance Binary CStore
instance Hashable CStore
newtype FactionId = FactionId Int
deriving (Show, Eq, Ord, Enum, Binary)
newtype LevelId = LevelId Int
deriving (Show, Eq, Ord, Enum, Hashable, Binary)
newtype AbsDepth = AbsDepth Int
deriving (Show, Eq, Ord, Hashable, Binary)
newtype ActorId = ActorId Int
deriving (Show, Eq, Ord, Enum, Binary)
instance (Enum k, Binary k, Binary e) => Binary (EM.EnumMap k e) where
put m = put (EM.size m) >> mapM_ put (EM.toAscList m)
get = liftM EM.fromDistinctAscList get
instance (Enum k, Binary k) => Binary (ES.EnumSet k) where
put m = put (ES.size m) >> mapM_ put (ES.toAscList m)
get = liftM ES.fromDistinctAscList get
instance (Binary k, Binary v, Eq k, Hashable k) => Binary (HM.HashMap k v) where
put ir = put $ HM.toList ir
get = fmap HM.fromList get
type instance Key (EM.EnumMap k) = k
instance Zip (EM.EnumMap k) where
zipWith = EM.intersectionWith
instance Enum k => ZipWithKey (EM.EnumMap k) where
zipWithKey = EM.intersectionWithKey
instance Enum k => Keyed (EM.EnumMap k) where
mapWithKey = EM.mapWithKey
instance Enum k => FoldableWithKey (EM.EnumMap k) where
foldrWithKey = EM.foldrWithKey
instance Enum k => TraversableWithKey (EM.EnumMap k) where
traverseWithKey f = fmap EM.fromDistinctAscList
. traverse (\(k, v) -> (,) k <$> f k v) . EM.toAscList
instance Enum k => Indexable (EM.EnumMap k) where
index = (EM.!)
instance Enum k => Lookup (EM.EnumMap k) where
lookup = EM.lookup
instance Enum k => Adjustable (EM.EnumMap k) where
adjust = EM.adjust
instance (Enum k, Hashable k, Hashable e) => Hashable (EM.EnumMap k e) where
hashWithSalt s x = hashWithSalt s (EM.toAscList x)