72 lines
2.3 KiB
Haskell
72 lines
2.3 KiB
Haskell
module Dodge.Save (
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saveWorldInEmptySlot,
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loadSaveSlot,
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doQuicksave,
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saveLevelStartSlot,
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writeSaveSlot,
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readSaveSlot,
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) where
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import Control.Lens
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import Data.Aeson
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import qualified Data.Aeson.Encode.Pretty as AEP
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import qualified Data.ByteString.Lazy as BS
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import qualified Data.Map.Strict as M
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import Dodge.Data.Universe
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--import qualified Data.Set as S
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import System.Directory
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writeSaveSlot :: SaveSlot -> Universe -> IO ()
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writeSaveSlot ss u = do
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createDirectoryIfMissing True "saveSlot"
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BS.writeFile (saveSlotPath ss) $
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AEP.encodePretty'
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(AEP.Config (AEP.Spaces 2) compare AEP.Generic False)
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(u ^. uvWorld . cWorld)
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--writeFile (saveSlotPath ss) (show $ u ^. uvWorld . cWorld)
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readSaveSlot :: SaveSlot -> Universe -> IO Universe
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readSaveSlot ss uv = do
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fExists <- doesFileExist $ saveSlotPath ss
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if fExists
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then do
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--cwstr <- readFile $ saveSlotPath ss
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--case readMaybe cwstr of
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cwstr <- decodeFileStrict $ saveSlotPath ss
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case cwstr of
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Nothing -> putStrLn "loadSaveSlot failed to read saved file" >> return uv
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Just cw -> return $ uv & uvWorld . cWorld .~ cw
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else putStrLn "loadSaveSlot failed to find saved file" >> return uv
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saveSlotPath :: SaveSlot -> String
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saveSlotPath (SaveSlotNum i) = "saveSlot/" ++ show i
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saveSlotPath QuicksaveSlot = "saveSlot/QuickSave"
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saveSlotPath LevelStartSlot = "saveSlot/LevelStartSave"
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saveWorldInEmptySlot :: SaveSlot -> Universe -> Universe
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saveWorldInEmptySlot slot w = case M.lookup slot $ _savedWorlds w of
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Nothing -> w & savedWorlds %~ M.insert slot (clearKeys (_uvWorld w))
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_ -> w
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saveWorldInSlot :: SaveSlot -> Universe -> Universe
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saveWorldInSlot slot u = u & savedWorlds %~ M.insert slot (clearKeys (_uvWorld u))
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loadSaveSlot :: SaveSlot -> Universe -> Universe
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loadSaveSlot slot u =
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maybe
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u
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(\w -> u & menuLayers .~ [] & uvWorld .~ w)
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$ M.lookup slot (_savedWorlds u)
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doQuicksave :: Universe -> Universe
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doQuicksave = saveWorldInSlot QuicksaveSlot
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clearKeys :: World -> World
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clearKeys = (keys .~ mempty) . (mouseButtons .~ mempty)
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saveLevelStartSlot :: Universe -> Universe
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--saveLevelStartSlot = id
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saveLevelStartSlot = saveWorldInSlot LevelStartSlot
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--saveLevelStartSlot = sideEffects %~ (fmap (undefined) . )
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