module TD.Data.Minithumbnail
  (Minithumbnail(..)) where

import qualified Data.Aeson as A
import qualified Data.Aeson.Types as AT
import qualified TD.Lib.Internal as I
import qualified Data.ByteString as BS

data Minithumbnail
  = Minithumbnail -- ^ Thumbnail image of a very poor quality and low resolution
    { Minithumbnail -> Maybe Int
width  :: Maybe Int           -- ^ Thumbnail width, usually doesn't exceed 40
    , Minithumbnail -> Maybe Int
height :: Maybe Int           -- ^ Thumbnail height, usually doesn't exceed 40
    , Minithumbnail -> Maybe ByteString
_data  :: Maybe BS.ByteString -- ^ The thumbnail in JPEG format
    }
  deriving (Minithumbnail -> Minithumbnail -> Bool
(Minithumbnail -> Minithumbnail -> Bool)
-> (Minithumbnail -> Minithumbnail -> Bool) -> Eq Minithumbnail
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
$c== :: Minithumbnail -> Minithumbnail -> Bool
== :: Minithumbnail -> Minithumbnail -> Bool
$c/= :: Minithumbnail -> Minithumbnail -> Bool
/= :: Minithumbnail -> Minithumbnail -> Bool
Eq, Int -> Minithumbnail -> ShowS
[Minithumbnail] -> ShowS
Minithumbnail -> String
(Int -> Minithumbnail -> ShowS)
-> (Minithumbnail -> String)
-> ([Minithumbnail] -> ShowS)
-> Show Minithumbnail
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
$cshowsPrec :: Int -> Minithumbnail -> ShowS
showsPrec :: Int -> Minithumbnail -> ShowS
$cshow :: Minithumbnail -> String
show :: Minithumbnail -> String
$cshowList :: [Minithumbnail] -> ShowS
showList :: [Minithumbnail] -> ShowS
Show)

instance I.ShortShow Minithumbnail where
  shortShow :: Minithumbnail -> String
shortShow Minithumbnail
    { width :: Minithumbnail -> Maybe Int
width  = Maybe Int
width_
    , height :: Minithumbnail -> Maybe Int
height = Maybe Int
height_
    , _data :: Minithumbnail -> Maybe ByteString
_data  = Maybe ByteString
_data_
    }
      = String
"Minithumbnail"
        String -> ShowS
forall a. [a] -> [a] -> [a]
++ [String] -> String
I.cc
        [ String
"width"  String -> Maybe Int -> String
forall a. ShortShow a => String -> Maybe a -> String
`I.p` Maybe Int
width_
        , String
"height" String -> Maybe Int -> String
forall a. ShortShow a => String -> Maybe a -> String
`I.p` Maybe Int
height_
        , String
"_data"  String -> Maybe ByteString -> String
forall a. ShortShow a => String -> Maybe a -> String
`I.p` Maybe ByteString
_data_
        ]

instance AT.FromJSON Minithumbnail where
  parseJSON :: Value -> Parser Minithumbnail
parseJSON v :: Value
v@(AT.Object Object
obj) = do
    String
t <- Object
obj Object -> Key -> Parser String
forall a. FromJSON a => Object -> Key -> Parser a
A..: Key
"@type" :: AT.Parser String

    case String
t of
      String
"minithumbnail" -> Value -> Parser Minithumbnail
parseMinithumbnail Value
v
      String
_               -> Parser Minithumbnail
forall a. Monoid a => a
mempty
    
    where
      parseMinithumbnail :: A.Value -> AT.Parser Minithumbnail
      parseMinithumbnail :: Value -> Parser Minithumbnail
parseMinithumbnail = String
-> (Object -> Parser Minithumbnail)
-> Value
-> Parser Minithumbnail
forall a. String -> (Object -> Parser a) -> Value -> Parser a
A.withObject String
"Minithumbnail" ((Object -> Parser Minithumbnail) -> Value -> Parser Minithumbnail)
-> (Object -> Parser Minithumbnail)
-> Value
-> Parser Minithumbnail
forall a b. (a -> b) -> a -> b
$ \Object
o -> do
        Maybe Int
width_  <- Object
o Object -> Key -> Parser (Maybe Int)
forall a. FromJSON a => Object -> Key -> Parser (Maybe a)
A..:?                       Key
"width"
        Maybe Int
height_ <- Object
o Object -> Key -> Parser (Maybe Int)
forall a. FromJSON a => Object -> Key -> Parser (Maybe a)
A..:?                       Key
"height"
        Maybe ByteString
_data_  <- (String -> ByteString) -> Maybe String -> Maybe ByteString
forall a b. (a -> b) -> Maybe a -> Maybe b
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap String -> ByteString
I.readBytes (Maybe String -> Maybe ByteString)
-> Parser (Maybe String) -> Parser (Maybe ByteString)
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> Object
o Object -> Key -> Parser (Maybe String)
forall a. FromJSON a => Object -> Key -> Parser (Maybe a)
A..:?  Key
"data"
        Minithumbnail -> Parser Minithumbnail
forall a. a -> Parser a
forall (f :: * -> *) a. Applicative f => a -> f a
pure (Minithumbnail -> Parser Minithumbnail)
-> Minithumbnail -> Parser Minithumbnail
forall a b. (a -> b) -> a -> b
$ Minithumbnail
          { width :: Maybe Int
width  = Maybe Int
width_
          , height :: Maybe Int
height = Maybe Int
height_
          , _data :: Maybe ByteString
_data  = Maybe ByteString
_data_
          }
  parseJSON Value
_ = Parser Minithumbnail
forall a. Monoid a => a
mempty