Add 'users/glittershark/xanthous/' from commit '53b56744f4335c038724a1bcffc27a7eb8cf6a6d' r/978

git-subtree-dir: users/glittershark/xanthous
git-subtree-mainline: 91f53f02d8479303910abfd3f3690d3ef27e6c4b
git-subtree-split: 53b56744f4335c038724a1bcffc27a7eb8cf6a6d

1 files changed, 49 insertions, 0 deletions

diff --git a/users/glittershark/xanthous/src/Xanthous/Entities/Item.hs b/users/glittershark/xanthous/src/Xanthous/Entities/Item.hs
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+{-# LANGUAGE TemplateHaskell #-}
+{-# LANGUAGE StandaloneDeriving #-}
+--------------------------------------------------------------------------------
+module Xanthous.Entities.Item
+  ( Item(..)
+  , itemType
+  , newWithType
+  , isEdible
+  ) where
+--------------------------------------------------------------------------------
+import           Xanthous.Prelude
+import           Test.QuickCheck
+import           Data.Aeson (ToJSON, FromJSON)
+import           Data.Aeson.Generic.DerivingVia
+--------------------------------------------------------------------------------
+import           Xanthous.Entities.RawTypes hiding (Item, description, isEdible)
+import qualified Xanthous.Entities.RawTypes as Raw
+import           Xanthous.Game.State
+--------------------------------------------------------------------------------
+
+data Item = Item
+  { _itemType :: ItemType
+  }
+  deriving stock (Eq, Show, Ord, Generic)
+  deriving anyclass (NFData, CoArbitrary, Function)
+  deriving Draw via DrawRawChar "_itemType" Item
+  deriving (ToJSON, FromJSON)
+       via WithOptions '[ FieldLabelModifier '[Drop 1] ]
+                       Item
+makeLenses ''Item
+
+{-# ANN Item ("HLint: ignore Use newtype instead of data" :: String )#-}
+
+-- deriving via (Brainless Item) instance Brain Item
+instance Brain Item where step = brainVia Brainless
+
+instance Arbitrary Item where
+  arbitrary = Item <$> arbitrary
+
+instance Entity Item where
+  description = view $ itemType . Raw.description
+  entityChar = view $ itemType . Raw.char
+  entityCollision = const Nothing
+
+newWithType :: ItemType -> Item
+newWithType = Item
+
+isEdible :: Item -> Bool
+isEdible = Raw.isEdible . view itemType