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

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

-- |
-- Module      : Amazonka.IoT.GetEffectivePolicies
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Gets a list of the policies that have an effect on the authorization
-- behavior of the specified device when it connects to the IoT device
-- gateway.
--
-- Requires permission to access the
-- <https://docs.aws.amazon.com/service-authorization/latest/reference/list_awsiot.html#awsiot-actions-as-permissions GetEffectivePolicies>
-- action.
module Amazonka.IoT.GetEffectivePolicies
  ( -- * Creating a Request
    GetEffectivePolicies (..),
    newGetEffectivePolicies,

    -- * Request Lenses
    getEffectivePolicies_cognitoIdentityPoolId,
    getEffectivePolicies_principal,
    getEffectivePolicies_thingName,

    -- * Destructuring the Response
    GetEffectivePoliciesResponse (..),
    newGetEffectivePoliciesResponse,

    -- * Response Lenses
    getEffectivePoliciesResponse_effectivePolicies,
    getEffectivePoliciesResponse_httpStatus,
  )
where

import qualified Amazonka.Core as Core
import qualified Amazonka.Core.Lens.Internal as Lens
import qualified Amazonka.Data as Data
import Amazonka.IoT.Types
import qualified Amazonka.Prelude as Prelude
import qualified Amazonka.Request as Request
import qualified Amazonka.Response as Response

-- | /See:/ 'newGetEffectivePolicies' smart constructor.
data GetEffectivePolicies = GetEffectivePolicies'
  { -- | The Cognito identity pool ID.
    cognitoIdentityPoolId :: Prelude.Maybe Prelude.Text,
    -- | The principal. Valid principals are CertificateArn
    -- (arn:aws:iot:/region/:/accountId/:cert\//certificateId/), thingGroupArn
    -- (arn:aws:iot:/region/:/accountId/:thinggroup\//groupName/) and CognitoId
    -- (/region/:/id/).
    principal :: Prelude.Maybe Prelude.Text,
    -- | The thing name.
    thingName :: Prelude.Maybe Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetEffectivePolicies' 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:
--
-- 'cognitoIdentityPoolId', 'getEffectivePolicies_cognitoIdentityPoolId' - The Cognito identity pool ID.
--
-- 'principal', 'getEffectivePolicies_principal' - The principal. Valid principals are CertificateArn
-- (arn:aws:iot:/region/:/accountId/:cert\//certificateId/), thingGroupArn
-- (arn:aws:iot:/region/:/accountId/:thinggroup\//groupName/) and CognitoId
-- (/region/:/id/).
--
-- 'thingName', 'getEffectivePolicies_thingName' - The thing name.
newGetEffectivePolicies ::
  GetEffectivePolicies
newGetEffectivePolicies =
  GetEffectivePolicies'
    { cognitoIdentityPoolId =
        Prelude.Nothing,
      principal = Prelude.Nothing,
      thingName = Prelude.Nothing
    }

-- | The Cognito identity pool ID.
getEffectivePolicies_cognitoIdentityPoolId :: Lens.Lens' GetEffectivePolicies (Prelude.Maybe Prelude.Text)
getEffectivePolicies_cognitoIdentityPoolId = Lens.lens (\GetEffectivePolicies' {cognitoIdentityPoolId} -> cognitoIdentityPoolId) (\s@GetEffectivePolicies' {} a -> s {cognitoIdentityPoolId = a} :: GetEffectivePolicies)

-- | The principal. Valid principals are CertificateArn
-- (arn:aws:iot:/region/:/accountId/:cert\//certificateId/), thingGroupArn
-- (arn:aws:iot:/region/:/accountId/:thinggroup\//groupName/) and CognitoId
-- (/region/:/id/).
getEffectivePolicies_principal :: Lens.Lens' GetEffectivePolicies (Prelude.Maybe Prelude.Text)
getEffectivePolicies_principal = Lens.lens (\GetEffectivePolicies' {principal} -> principal) (\s@GetEffectivePolicies' {} a -> s {principal = a} :: GetEffectivePolicies)

-- | The thing name.
getEffectivePolicies_thingName :: Lens.Lens' GetEffectivePolicies (Prelude.Maybe Prelude.Text)
getEffectivePolicies_thingName = Lens.lens (\GetEffectivePolicies' {thingName} -> thingName) (\s@GetEffectivePolicies' {} a -> s {thingName = a} :: GetEffectivePolicies)

instance Core.AWSRequest GetEffectivePolicies where
  type
    AWSResponse GetEffectivePolicies =
      GetEffectivePoliciesResponse
  request overrides =
    Request.postJSON (overrides defaultService)
  response =
    Response.receiveJSON
      ( \s h x ->
          GetEffectivePoliciesResponse'
            Prelude.<$> ( x
                            Data..?> "effectivePolicies"
                            Core..!@ Prelude.mempty
                        )
            Prelude.<*> (Prelude.pure (Prelude.fromEnum s))
      )

instance Prelude.Hashable GetEffectivePolicies where
  hashWithSalt _salt GetEffectivePolicies' {..} =
    _salt
      `Prelude.hashWithSalt` cognitoIdentityPoolId
      `Prelude.hashWithSalt` principal
      `Prelude.hashWithSalt` thingName

instance Prelude.NFData GetEffectivePolicies where
  rnf GetEffectivePolicies' {..} =
    Prelude.rnf cognitoIdentityPoolId
      `Prelude.seq` Prelude.rnf principal
      `Prelude.seq` Prelude.rnf thingName

instance Data.ToHeaders GetEffectivePolicies where
  toHeaders = Prelude.const Prelude.mempty

instance Data.ToJSON GetEffectivePolicies where
  toJSON GetEffectivePolicies' {..} =
    Data.object
      ( Prelude.catMaybes
          [ ("cognitoIdentityPoolId" Data..=)
              Prelude.<$> cognitoIdentityPoolId,
            ("principal" Data..=) Prelude.<$> principal
          ]
      )

instance Data.ToPath GetEffectivePolicies where
  toPath = Prelude.const "/effective-policies"

instance Data.ToQuery GetEffectivePolicies where
  toQuery GetEffectivePolicies' {..} =
    Prelude.mconcat ["thingName" Data.=: thingName]

-- | /See:/ 'newGetEffectivePoliciesResponse' smart constructor.
data GetEffectivePoliciesResponse = GetEffectivePoliciesResponse'
  { -- | The effective policies.
    effectivePolicies :: Prelude.Maybe [EffectivePolicy],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetEffectivePoliciesResponse' 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:
--
-- 'effectivePolicies', 'getEffectivePoliciesResponse_effectivePolicies' - The effective policies.
--
-- 'httpStatus', 'getEffectivePoliciesResponse_httpStatus' - The response's http status code.
newGetEffectivePoliciesResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetEffectivePoliciesResponse
newGetEffectivePoliciesResponse pHttpStatus_ =
  GetEffectivePoliciesResponse'
    { effectivePolicies =
        Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The effective policies.
getEffectivePoliciesResponse_effectivePolicies :: Lens.Lens' GetEffectivePoliciesResponse (Prelude.Maybe [EffectivePolicy])
getEffectivePoliciesResponse_effectivePolicies = Lens.lens (\GetEffectivePoliciesResponse' {effectivePolicies} -> effectivePolicies) (\s@GetEffectivePoliciesResponse' {} a -> s {effectivePolicies = a} :: GetEffectivePoliciesResponse) Prelude.. Lens.mapping Lens.coerced

-- | The response's http status code.
getEffectivePoliciesResponse_httpStatus :: Lens.Lens' GetEffectivePoliciesResponse Prelude.Int
getEffectivePoliciesResponse_httpStatus = Lens.lens (\GetEffectivePoliciesResponse' {httpStatus} -> httpStatus) (\s@GetEffectivePoliciesResponse' {} a -> s {httpStatus = a} :: GetEffectivePoliciesResponse)

instance Prelude.NFData GetEffectivePoliciesResponse where
  rnf GetEffectivePoliciesResponse' {..} =
    Prelude.rnf effectivePolicies
      `Prelude.seq` Prelude.rnf httpStatus