59 lines
1.4 KiB
Haskell
59 lines
1.4 KiB
Haskell
{-# LANGUAGE DeriveGeneric #-}
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{-# LANGUAGE GeneralizedNewtypeDeriving #-}
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module Soostone.Types where
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import Control.Monad.Catch ( MonadMask, MonadCatch, MonadThrow )
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import Control.Monad.Error.Class
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import Control.Monad.IO.Class ( MonadIO(..) )
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import Control.Monad.Reader.Class ( MonadReader )
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import Control.Monad.Trans.Reader (ReaderT)
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import Data.Aeson hiding (Key)
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import Data.String
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import Data.Text ( Text )
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import Database.SQLite.Simple
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import Database.SQLite.Simple.ToField
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import Servant
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import Servant.API.Generic
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newtype Key = Key Text
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deriving (FromHttpApiData, Generic)
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instance ToField Key where
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toField (Key k) = toField k
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instance ToJSON Key where
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toEncoding = genericToEncoding defaultOptions
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instance FromJSON Key
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newtype Count = Count Integer
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deriving (Generic, Num)
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instance FromRow Count where
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fromRow = Count <$> field
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instance ToField Count where
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toField (Count c) = toField c
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instance ToJSON Count where
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toEncoding = genericToEncoding defaultOptions
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instance FromJSON Count
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data AppState = AppState {
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sqliteFile :: FilePath
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}
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newtype AppM a = AppM { runAppM :: ReaderT AppState Handler a }
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deriving
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( Functor, Applicative, Monad, MonadIO, Generic
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, MonadThrow, MonadCatch, MonadMask
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, MonadReader AppState
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, MonadError ServerError
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)
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instance MonadFail AppM where
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fail str = throwError $ err500 { errBody = fromString str }
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