{-|
Module      : Stype aeson instances
Description : Statistical types
Copyright   : (c) NoviSci, Inc 2020
License     : BSD3
Maintainer  : bsaul@novisci.com

-}

{-# LANGUAGE NoImplicitPrelude #-}
{-# LANGUAGE OverloadedStrings #-}

module Stype.Aeson (
) where

import Data.Aeson                   
-- ( ToJSON(..)) 
import Stype.Numeric                ( Count
                                    , Continuous(..)
                                    , NonnegContinuous(..)
                                    , EventTime(..)
                                    , MaybeCensored )
import Stype.Categorical            ( Nominal
                                    , Binary
                                    , toBool )
import Data.Text

instance ToJSON Count where

instance ToJSON a => ToJSON (Continuous a) where
  toJSON (Cont x)   = toJSON x
  toJSON NegContInf = "-Inf"
  toJSON ContInf    = "Inf"

instance ToJSON a => ToJSON (NonnegContinuous a) where
  toJSON (NonNegCont x)   = toJSON x
  toJSON NonNegContInf    = "Inf"

instance ToJSON a => ToJSON (EventTime a) where
  toJSON (EventTime x) = toJSON x

instance ToJSON a => ToJSON (MaybeCensored a) where

instance ToJSON a => ToJSON (Nominal a) where

instance ToJSON Binary where
    toJSON x = toJSON (toBool x)