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module Data.Abbr
    ( Abbr (..)
    , Abbr_
    , abbrHtml
    ) where

import Prolog
import Network.URI
import Data.Aeson
import Data.Alias
import Data.Set qualified as S
import Text.Blaze
import Text.Blaze.Html

import Data.Linked

data Abbr a = Abbr
    { name :: !a
    , shortName :: !(Maybe a)
    , link :: !(Maybe URI)
    } deriving (Eq, Foldable, Functor, Generic, Ord, Show, Traversable)

instance Binary a => Binary (Abbr a)

type Abbr_ = Abbr StrictText

abbrHtml :: ToMarkup a => Abbr a -> Html
abbrHtml (Abbr n sn l) = linkedHtml $ Linked (fromMaybe n sn) l (n <$ sn)

instance Ord a => ToAliases (Abbr a) where
    toAliases (Abbr t st _) = S.fromList $ t : toList st

instance FromAlias a (Abbr a) where
    fromAlias t = pure $ Abbr t Nothing Nothing

instance FromJSON a => FromJSON (Abbr a) where
    parseJSON = withObject "Abbr" $ \v -> Abbr
        <$> v .: "name"
        <*> v .:? "short" .!= Nothing
        <*> v .:? "link" .!= Nothing