{-# 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.ResourceGroupsTagging.Types.TagFilter
-- Copyright   : (c) 2013-2021 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay <brendan.g.hay+amazonka@gmail.com>
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
module Amazonka.ResourceGroupsTagging.Types.TagFilter where

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

-- | A list of tags (keys and values) that are used to specify the associated
-- resources.
--
-- /See:/ 'newTagFilter' smart constructor.
data TagFilter = TagFilter'
  { -- | One part of a key-value pair that make up a tag. A value acts as a
    -- descriptor within a tag category (key). The value can be empty or null.
    TagFilter -> Maybe [Text]
values :: Prelude.Maybe [Prelude.Text],
    -- | One part of a key-value pair that makes up a tag. A key is a general
    -- label that acts like a category for more specific tag values.
    TagFilter -> Maybe Text
key :: Prelude.Maybe Prelude.Text
  }
  deriving (TagFilter -> TagFilter -> Bool
(TagFilter -> TagFilter -> Bool)
-> (TagFilter -> TagFilter -> Bool) -> Eq TagFilter
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: TagFilter -> TagFilter -> Bool
$c/= :: TagFilter -> TagFilter -> Bool
== :: TagFilter -> TagFilter -> Bool
$c== :: TagFilter -> TagFilter -> Bool
Prelude.Eq, ReadPrec [TagFilter]
ReadPrec TagFilter
Int -> ReadS TagFilter
ReadS [TagFilter]
(Int -> ReadS TagFilter)
-> ReadS [TagFilter]
-> ReadPrec TagFilter
-> ReadPrec [TagFilter]
-> Read TagFilter
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
readListPrec :: ReadPrec [TagFilter]
$creadListPrec :: ReadPrec [TagFilter]
readPrec :: ReadPrec TagFilter
$creadPrec :: ReadPrec TagFilter
readList :: ReadS [TagFilter]
$creadList :: ReadS [TagFilter]
readsPrec :: Int -> ReadS TagFilter
$creadsPrec :: Int -> ReadS TagFilter
Prelude.Read, Int -> TagFilter -> ShowS
[TagFilter] -> ShowS
TagFilter -> String
(Int -> TagFilter -> ShowS)
-> (TagFilter -> String)
-> ([TagFilter] -> ShowS)
-> Show TagFilter
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [TagFilter] -> ShowS
$cshowList :: [TagFilter] -> ShowS
show :: TagFilter -> String
$cshow :: TagFilter -> String
showsPrec :: Int -> TagFilter -> ShowS
$cshowsPrec :: Int -> TagFilter -> ShowS
Prelude.Show, (forall x. TagFilter -> Rep TagFilter x)
-> (forall x. Rep TagFilter x -> TagFilter) -> Generic TagFilter
forall x. Rep TagFilter x -> TagFilter
forall x. TagFilter -> Rep TagFilter x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x. Rep TagFilter x -> TagFilter
$cfrom :: forall x. TagFilter -> Rep TagFilter x
Prelude.Generic)

-- |
-- Create a value of 'TagFilter' 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:
--
-- 'values', 'tagFilter_values' - One part of a key-value pair that make up a tag. A value acts as a
-- descriptor within a tag category (key). The value can be empty or null.
--
-- 'key', 'tagFilter_key' - One part of a key-value pair that makes up a tag. A key is a general
-- label that acts like a category for more specific tag values.
newTagFilter ::
  TagFilter
newTagFilter :: TagFilter
newTagFilter =
  TagFilter' :: Maybe [Text] -> Maybe Text -> TagFilter
TagFilter'
    { $sel:values:TagFilter' :: Maybe [Text]
values = Maybe [Text]
forall a. Maybe a
Prelude.Nothing,
      $sel:key:TagFilter' :: Maybe Text
key = Maybe Text
forall a. Maybe a
Prelude.Nothing
    }

-- | One part of a key-value pair that make up a tag. A value acts as a
-- descriptor within a tag category (key). The value can be empty or null.
tagFilter_values :: Lens.Lens' TagFilter (Prelude.Maybe [Prelude.Text])
tagFilter_values :: (Maybe [Text] -> f (Maybe [Text])) -> TagFilter -> f TagFilter
tagFilter_values = (TagFilter -> Maybe [Text])
-> (TagFilter -> Maybe [Text] -> TagFilter)
-> Lens TagFilter TagFilter (Maybe [Text]) (Maybe [Text])
forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\TagFilter' {Maybe [Text]
values :: Maybe [Text]
$sel:values:TagFilter' :: TagFilter -> Maybe [Text]
values} -> Maybe [Text]
values) (\s :: TagFilter
s@TagFilter' {} Maybe [Text]
a -> TagFilter
s {$sel:values:TagFilter' :: Maybe [Text]
values = Maybe [Text]
a} :: TagFilter) ((Maybe [Text] -> f (Maybe [Text])) -> TagFilter -> f TagFilter)
-> ((Maybe [Text] -> f (Maybe [Text]))
    -> Maybe [Text] -> f (Maybe [Text]))
-> (Maybe [Text] -> f (Maybe [Text]))
-> TagFilter
-> f TagFilter
forall b c a. (b -> c) -> (a -> b) -> a -> c
Prelude.. AnIso [Text] [Text] [Text] [Text]
-> Iso (Maybe [Text]) (Maybe [Text]) (Maybe [Text]) (Maybe [Text])
forall (f :: * -> *) (g :: * -> *) s t a b.
(Functor f, Functor g) =>
AnIso s t a b -> Iso (f s) (g t) (f a) (g b)
Lens.mapping AnIso [Text] [Text] [Text] [Text]
forall s t a b. (Coercible s a, Coercible t b) => Iso s t a b
Lens.coerced

-- | One part of a key-value pair that makes up a tag. A key is a general
-- label that acts like a category for more specific tag values.
tagFilter_key :: Lens.Lens' TagFilter (Prelude.Maybe Prelude.Text)
tagFilter_key :: (Maybe Text -> f (Maybe Text)) -> TagFilter -> f TagFilter
tagFilter_key = (TagFilter -> Maybe Text)
-> (TagFilter -> Maybe Text -> TagFilter)
-> Lens TagFilter TagFilter (Maybe Text) (Maybe Text)
forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\TagFilter' {Maybe Text
key :: Maybe Text
$sel:key:TagFilter' :: TagFilter -> Maybe Text
key} -> Maybe Text
key) (\s :: TagFilter
s@TagFilter' {} Maybe Text
a -> TagFilter
s {$sel:key:TagFilter' :: Maybe Text
key = Maybe Text
a} :: TagFilter)

instance Prelude.Hashable TagFilter

instance Prelude.NFData TagFilter

instance Core.ToJSON TagFilter where
  toJSON :: TagFilter -> Value
toJSON TagFilter' {Maybe [Text]
Maybe Text
key :: Maybe Text
values :: Maybe [Text]
$sel:key:TagFilter' :: TagFilter -> Maybe Text
$sel:values:TagFilter' :: TagFilter -> Maybe [Text]
..} =
    [Pair] -> Value
Core.object
      ( [Maybe Pair] -> [Pair]
forall a. [Maybe a] -> [a]
Prelude.catMaybes
          [ (Text
"Values" Text -> [Text] -> Pair
forall kv v. (KeyValue kv, ToJSON v) => Text -> v -> kv
Core..=) ([Text] -> Pair) -> Maybe [Text] -> Maybe Pair
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
Prelude.<$> Maybe [Text]
values,
            (Text
"Key" Text -> Text -> Pair
forall kv v. (KeyValue kv, ToJSON v) => Text -> v -> kv
Core..=) (Text -> Pair) -> Maybe Text -> Maybe Pair
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
Prelude.<$> Maybe Text
key
          ]
      )