{-# 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.WAFV2.Types.RuleAction
-- 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.WAFV2.Types.RuleAction 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
import Amazonka.WAFV2.Types.AllowAction
import Amazonka.WAFV2.Types.BlockAction
import Amazonka.WAFV2.Types.CaptchaAction
import Amazonka.WAFV2.Types.ChallengeAction
import Amazonka.WAFV2.Types.CountAction

-- | The action that WAF should take on a web request when it matches a
-- rule\'s statement. Settings at the web ACL level can override the rule
-- action setting.
--
-- /See:/ 'newRuleAction' smart constructor.
data RuleAction = RuleAction'
  { -- | Instructs WAF to allow the web request.
    allow :: Prelude.Maybe AllowAction,
    -- | Instructs WAF to block the web request.
    block :: Prelude.Maybe BlockAction,
    -- | Instructs WAF to run a @CAPTCHA@ check against the web request.
    captcha :: Prelude.Maybe CaptchaAction,
    -- | Instructs WAF to run a @Challenge@ check against the web request.
    challenge :: Prelude.Maybe ChallengeAction,
    -- | Instructs WAF to count the web request and then continue evaluating the
    -- request using the remaining rules in the web ACL.
    count :: Prelude.Maybe CountAction
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'RuleAction' 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:
--
-- 'allow', 'ruleAction_allow' - Instructs WAF to allow the web request.
--
-- 'block', 'ruleAction_block' - Instructs WAF to block the web request.
--
-- 'captcha', 'ruleAction_captcha' - Instructs WAF to run a @CAPTCHA@ check against the web request.
--
-- 'challenge', 'ruleAction_challenge' - Instructs WAF to run a @Challenge@ check against the web request.
--
-- 'count', 'ruleAction_count' - Instructs WAF to count the web request and then continue evaluating the
-- request using the remaining rules in the web ACL.
newRuleAction ::
  RuleAction
newRuleAction =
  RuleAction'
    { allow = Prelude.Nothing,
      block = Prelude.Nothing,
      captcha = Prelude.Nothing,
      challenge = Prelude.Nothing,
      count = Prelude.Nothing
    }

-- | Instructs WAF to allow the web request.
ruleAction_allow :: Lens.Lens' RuleAction (Prelude.Maybe AllowAction)
ruleAction_allow = Lens.lens (\RuleAction' {allow} -> allow) (\s@RuleAction' {} a -> s {allow = a} :: RuleAction)

-- | Instructs WAF to block the web request.
ruleAction_block :: Lens.Lens' RuleAction (Prelude.Maybe BlockAction)
ruleAction_block = Lens.lens (\RuleAction' {block} -> block) (\s@RuleAction' {} a -> s {block = a} :: RuleAction)

-- | Instructs WAF to run a @CAPTCHA@ check against the web request.
ruleAction_captcha :: Lens.Lens' RuleAction (Prelude.Maybe CaptchaAction)
ruleAction_captcha = Lens.lens (\RuleAction' {captcha} -> captcha) (\s@RuleAction' {} a -> s {captcha = a} :: RuleAction)

-- | Instructs WAF to run a @Challenge@ check against the web request.
ruleAction_challenge :: Lens.Lens' RuleAction (Prelude.Maybe ChallengeAction)
ruleAction_challenge = Lens.lens (\RuleAction' {challenge} -> challenge) (\s@RuleAction' {} a -> s {challenge = a} :: RuleAction)

-- | Instructs WAF to count the web request and then continue evaluating the
-- request using the remaining rules in the web ACL.
ruleAction_count :: Lens.Lens' RuleAction (Prelude.Maybe CountAction)
ruleAction_count = Lens.lens (\RuleAction' {count} -> count) (\s@RuleAction' {} a -> s {count = a} :: RuleAction)

instance Data.FromJSON RuleAction where
  parseJSON =
    Data.withObject
      "RuleAction"
      ( \x ->
          RuleAction'
            Prelude.<$> (x Data..:? "Allow")
            Prelude.<*> (x Data..:? "Block")
            Prelude.<*> (x Data..:? "Captcha")
            Prelude.<*> (x Data..:? "Challenge")
            Prelude.<*> (x Data..:? "Count")
      )

instance Prelude.Hashable RuleAction where
  hashWithSalt _salt RuleAction' {..} =
    _salt
      `Prelude.hashWithSalt` allow
      `Prelude.hashWithSalt` block
      `Prelude.hashWithSalt` captcha
      `Prelude.hashWithSalt` challenge
      `Prelude.hashWithSalt` count

instance Prelude.NFData RuleAction where
  rnf RuleAction' {..} =
    Prelude.rnf allow
      `Prelude.seq` Prelude.rnf block
      `Prelude.seq` Prelude.rnf captcha
      `Prelude.seq` Prelude.rnf challenge
      `Prelude.seq` Prelude.rnf count

instance Data.ToJSON RuleAction where
  toJSON RuleAction' {..} =
    Data.object
      ( Prelude.catMaybes
          [ ("Allow" Data..=) Prelude.<$> allow,
            ("Block" Data..=) Prelude.<$> block,
            ("Captcha" Data..=) Prelude.<$> captcha,
            ("Challenge" Data..=) Prelude.<$> challenge,
            ("Count" Data..=) Prelude.<$> count
          ]
      )