{-# LANGUAGE DeriveGeneric #-}
{-# LANGUAGE DuplicateRecordFields #-}
{-# LANGUAGE NamedFieldPuns #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE RecordWildCards #-}
{-# LANGUAGE StrictData #-}
{-# LANGUAGE NoImplicitPrelude #-}
{-# OPTIONS_GHC -fno-warn-unused-imports #-}
{-# OPTIONS_GHC -fno-warn-unused-matches #-}

-- Derived from AWS service descriptions, licensed under Apache 2.0.

-- |
-- Module      : Amazonka.Glue.Types.ColumnImportance
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
module Amazonka.Glue.Types.ColumnImportance where

import qualified Amazonka.Core as Core
import qualified Amazonka.Core.Lens.Internal as Lens
import qualified Amazonka.Data as Data
import qualified Amazonka.Prelude as Prelude

-- | A structure containing the column name and column importance score for a
-- column.
--
-- Column importance helps you understand how columns contribute to your
-- model, by identifying which columns in your records are more important
-- than others.
--
-- /See:/ 'newColumnImportance' smart constructor.
data ColumnImportance = ColumnImportance'
  { -- | The name of a column.
    ColumnImportance -> Maybe Text
columnName :: Prelude.Maybe Prelude.Text,
    -- | The column importance score for the column, as a decimal.
    ColumnImportance -> Maybe Double
importance :: Prelude.Maybe Prelude.Double
  }
  deriving (ColumnImportance -> ColumnImportance -> Bool
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: ColumnImportance -> ColumnImportance -> Bool
$c/= :: ColumnImportance -> ColumnImportance -> Bool
== :: ColumnImportance -> ColumnImportance -> Bool
$c== :: ColumnImportance -> ColumnImportance -> Bool
Prelude.Eq, ReadPrec [ColumnImportance]
ReadPrec ColumnImportance
Int -> ReadS ColumnImportance
ReadS [ColumnImportance]
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
readListPrec :: ReadPrec [ColumnImportance]
$creadListPrec :: ReadPrec [ColumnImportance]
readPrec :: ReadPrec ColumnImportance
$creadPrec :: ReadPrec ColumnImportance
readList :: ReadS [ColumnImportance]
$creadList :: ReadS [ColumnImportance]
readsPrec :: Int -> ReadS ColumnImportance
$creadsPrec :: Int -> ReadS ColumnImportance
Prelude.Read, Int -> ColumnImportance -> ShowS
[ColumnImportance] -> ShowS
ColumnImportance -> String
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [ColumnImportance] -> ShowS
$cshowList :: [ColumnImportance] -> ShowS
show :: ColumnImportance -> String
$cshow :: ColumnImportance -> String
showsPrec :: Int -> ColumnImportance -> ShowS
$cshowsPrec :: Int -> ColumnImportance -> ShowS
Prelude.Show, forall x. Rep ColumnImportance x -> ColumnImportance
forall x. ColumnImportance -> Rep ColumnImportance x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x. Rep ColumnImportance x -> ColumnImportance
$cfrom :: forall x. ColumnImportance -> Rep ColumnImportance x
Prelude.Generic)

-- |
-- Create a value of 'ColumnImportance' with all optional fields omitted.
--
-- Use <https://hackage.haskell.org/package/generic-lens generic-lens> or <https://hackage.haskell.org/package/optics optics> to modify other optional fields.
--
-- The following record fields are available, with the corresponding lenses provided
-- for backwards compatibility:
--
-- 'columnName', 'columnImportance_columnName' - The name of a column.
--
-- 'importance', 'columnImportance_importance' - The column importance score for the column, as a decimal.
newColumnImportance ::
  ColumnImportance
newColumnImportance :: ColumnImportance
newColumnImportance =
  ColumnImportance'
    { $sel:columnName:ColumnImportance' :: Maybe Text
columnName = forall a. Maybe a
Prelude.Nothing,
      $sel:importance:ColumnImportance' :: Maybe Double
importance = forall a. Maybe a
Prelude.Nothing
    }

-- | The name of a column.
columnImportance_columnName :: Lens.Lens' ColumnImportance (Prelude.Maybe Prelude.Text)
columnImportance_columnName :: Lens' ColumnImportance (Maybe Text)
columnImportance_columnName = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\ColumnImportance' {Maybe Text
columnName :: Maybe Text
$sel:columnName:ColumnImportance' :: ColumnImportance -> Maybe Text
columnName} -> Maybe Text
columnName) (\s :: ColumnImportance
s@ColumnImportance' {} Maybe Text
a -> ColumnImportance
s {$sel:columnName:ColumnImportance' :: Maybe Text
columnName = Maybe Text
a} :: ColumnImportance)

-- | The column importance score for the column, as a decimal.
columnImportance_importance :: Lens.Lens' ColumnImportance (Prelude.Maybe Prelude.Double)
columnImportance_importance :: Lens' ColumnImportance (Maybe Double)
columnImportance_importance = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\ColumnImportance' {Maybe Double
importance :: Maybe Double
$sel:importance:ColumnImportance' :: ColumnImportance -> Maybe Double
importance} -> Maybe Double
importance) (\s :: ColumnImportance
s@ColumnImportance' {} Maybe Double
a -> ColumnImportance
s {$sel:importance:ColumnImportance' :: Maybe Double
importance = Maybe Double
a} :: ColumnImportance)

instance Data.FromJSON ColumnImportance where
  parseJSON :: Value -> Parser ColumnImportance
parseJSON =
    forall a. String -> (Object -> Parser a) -> Value -> Parser a
Data.withObject
      String
"ColumnImportance"
      ( \Object
x ->
          Maybe Text -> Maybe Double -> ColumnImportance
ColumnImportance'
            forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
Prelude.<$> (Object
x forall a. FromJSON a => Object -> Key -> Parser (Maybe a)
Data..:? Key
"ColumnName")
            forall (f :: * -> *) a b. Applicative f => f (a -> b) -> f a -> f b
Prelude.<*> (Object
x forall a. FromJSON a => Object -> Key -> Parser (Maybe a)
Data..:? Key
"Importance")
      )

instance Prelude.Hashable ColumnImportance where
  hashWithSalt :: Int -> ColumnImportance -> Int
hashWithSalt Int
_salt ColumnImportance' {Maybe Double
Maybe Text
importance :: Maybe Double
columnName :: Maybe Text
$sel:importance:ColumnImportance' :: ColumnImportance -> Maybe Double
$sel:columnName:ColumnImportance' :: ColumnImportance -> Maybe Text
..} =
    Int
_salt
      forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe Text
columnName
      forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe Double
importance

instance Prelude.NFData ColumnImportance where
  rnf :: ColumnImportance -> ()
rnf ColumnImportance' {Maybe Double
Maybe Text
importance :: Maybe Double
columnName :: Maybe Text
$sel:importance:ColumnImportance' :: ColumnImportance -> Maybe Double
$sel:columnName:ColumnImportance' :: ColumnImportance -> Maybe Text
..} =
    forall a. NFData a => a -> ()
Prelude.rnf Maybe Text
columnName
      seq :: forall a b. a -> b -> b
`Prelude.seq` forall a. NFData a => a -> ()
Prelude.rnf Maybe Double
importance