{-# 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.MediaTailor.GetChannelPolicy
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Returns the channel\'s IAM policy. IAM policies are used to control
-- access to your channel.
module Amazonka.MediaTailor.GetChannelPolicy
  ( -- * Creating a Request
    GetChannelPolicy (..),
    newGetChannelPolicy,

    -- * Request Lenses
    getChannelPolicy_channelName,

    -- * Destructuring the Response
    GetChannelPolicyResponse (..),
    newGetChannelPolicyResponse,

    -- * Response Lenses
    getChannelPolicyResponse_policy,
    getChannelPolicyResponse_httpStatus,
  )
where

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

-- | /See:/ 'newGetChannelPolicy' smart constructor.
data GetChannelPolicy = GetChannelPolicy'
  { -- | The name of the channel associated with this Channel Policy.
    channelName :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetChannelPolicy' 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:
--
-- 'channelName', 'getChannelPolicy_channelName' - The name of the channel associated with this Channel Policy.
newGetChannelPolicy ::
  -- | 'channelName'
  Prelude.Text ->
  GetChannelPolicy
newGetChannelPolicy pChannelName_ =
  GetChannelPolicy' {channelName = pChannelName_}

-- | The name of the channel associated with this Channel Policy.
getChannelPolicy_channelName :: Lens.Lens' GetChannelPolicy Prelude.Text
getChannelPolicy_channelName = Lens.lens (\GetChannelPolicy' {channelName} -> channelName) (\s@GetChannelPolicy' {} a -> s {channelName = a} :: GetChannelPolicy)

instance Core.AWSRequest GetChannelPolicy where
  type
    AWSResponse GetChannelPolicy =
      GetChannelPolicyResponse
  request overrides =
    Request.get (overrides defaultService)
  response =
    Response.receiveJSON
      ( \s h x ->
          GetChannelPolicyResponse'
            Prelude.<$> (x Data..?> "Policy")
            Prelude.<*> (Prelude.pure (Prelude.fromEnum s))
      )

instance Prelude.Hashable GetChannelPolicy where
  hashWithSalt _salt GetChannelPolicy' {..} =
    _salt `Prelude.hashWithSalt` channelName

instance Prelude.NFData GetChannelPolicy where
  rnf GetChannelPolicy' {..} = Prelude.rnf channelName

instance Data.ToHeaders GetChannelPolicy where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "Content-Type"
              Data.=# ( "application/x-amz-json-1.1" ::
                          Prelude.ByteString
                      )
          ]
      )

instance Data.ToPath GetChannelPolicy where
  toPath GetChannelPolicy' {..} =
    Prelude.mconcat
      ["/channel/", Data.toBS channelName, "/policy"]

instance Data.ToQuery GetChannelPolicy where
  toQuery = Prelude.const Prelude.mempty

-- | /See:/ 'newGetChannelPolicyResponse' smart constructor.
data GetChannelPolicyResponse = GetChannelPolicyResponse'
  { -- | The IAM policy for the channel. IAM policies are used to control access
    -- to your channel.
    policy :: Prelude.Maybe Prelude.Text,
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetChannelPolicyResponse' 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:
--
-- 'policy', 'getChannelPolicyResponse_policy' - The IAM policy for the channel. IAM policies are used to control access
-- to your channel.
--
-- 'httpStatus', 'getChannelPolicyResponse_httpStatus' - The response's http status code.
newGetChannelPolicyResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetChannelPolicyResponse
newGetChannelPolicyResponse pHttpStatus_ =
  GetChannelPolicyResponse'
    { policy = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The IAM policy for the channel. IAM policies are used to control access
-- to your channel.
getChannelPolicyResponse_policy :: Lens.Lens' GetChannelPolicyResponse (Prelude.Maybe Prelude.Text)
getChannelPolicyResponse_policy = Lens.lens (\GetChannelPolicyResponse' {policy} -> policy) (\s@GetChannelPolicyResponse' {} a -> s {policy = a} :: GetChannelPolicyResponse)

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

instance Prelude.NFData GetChannelPolicyResponse where
  rnf GetChannelPolicyResponse' {..} =
    Prelude.rnf policy
      `Prelude.seq` Prelude.rnf httpStatus