34 lines
951 B
Haskell
34 lines
951 B
Haskell
{-# LANGUAGE TemplateHaskell #-}
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module Game where
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import Lens.Micro.TH
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import Lens.Micro
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import Dungeon
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import Player
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import Direction
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import Action
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data Game = Game
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{ _dungeon :: Dungeon
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, _player :: Player
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}
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makeLenses ''Game
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newGame :: Game
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newGame = Game (makeDungeon 30 10) (Player (0,0))
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runAction :: Action -> Game -> Maybe Game
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runAction (Walk N) game = Just $ game & player . pos . _2 -~ 1
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runAction (Walk S) game = Just $ game & player . pos . _2 +~ 1
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runAction (Walk W) game = Just $ game & player . pos . _1 -~ 1
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runAction (Walk E) game = Just $ game & player . pos . _1 +~ 1
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runAction (Walk NW) game = Just $ game & player . pos . both -~ 1
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runAction (Walk NE) game = Just $ game & player . pos %~ (\(x,y) -> (x+1, y-1))
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runAction (Walk SW) game = Just $ game & player . pos %~ (\(x,y) -> (x-1, y+1))
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runAction (Walk SE) game = Just $ game & player . pos . both +~ 1
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runAction None g = Just g
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runAction ExitGame _ = Nothing
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