{-# 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.MediaPackageVOD.ListAssets
-- 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 a collection of MediaPackage VOD Asset resources.
--
-- This operation returns paginated results.
module Amazonka.MediaPackageVOD.ListAssets
  ( -- * Creating a Request
    ListAssets (..),
    newListAssets,

    -- * Request Lenses
    listAssets_maxResults,
    listAssets_nextToken,
    listAssets_packagingGroupId,

    -- * Destructuring the Response
    ListAssetsResponse (..),
    newListAssetsResponse,

    -- * Response Lenses
    listAssetsResponse_assets,
    listAssetsResponse_nextToken,
    listAssetsResponse_httpStatus,
  )
where

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

-- | /See:/ 'newListAssets' smart constructor.
data ListAssets = ListAssets'
  { -- | Upper bound on number of records to return.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | A token used to resume pagination from the end of a previous request.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | Returns Assets associated with the specified PackagingGroup.
    packagingGroupId :: Prelude.Maybe Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListAssets' 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:
--
-- 'maxResults', 'listAssets_maxResults' - Upper bound on number of records to return.
--
-- 'nextToken', 'listAssets_nextToken' - A token used to resume pagination from the end of a previous request.
--
-- 'packagingGroupId', 'listAssets_packagingGroupId' - Returns Assets associated with the specified PackagingGroup.
newListAssets ::
  ListAssets
newListAssets =
  ListAssets'
    { maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      packagingGroupId = Prelude.Nothing
    }

-- | Upper bound on number of records to return.
listAssets_maxResults :: Lens.Lens' ListAssets (Prelude.Maybe Prelude.Natural)
listAssets_maxResults = Lens.lens (\ListAssets' {maxResults} -> maxResults) (\s@ListAssets' {} a -> s {maxResults = a} :: ListAssets)

-- | A token used to resume pagination from the end of a previous request.
listAssets_nextToken :: Lens.Lens' ListAssets (Prelude.Maybe Prelude.Text)
listAssets_nextToken = Lens.lens (\ListAssets' {nextToken} -> nextToken) (\s@ListAssets' {} a -> s {nextToken = a} :: ListAssets)

-- | Returns Assets associated with the specified PackagingGroup.
listAssets_packagingGroupId :: Lens.Lens' ListAssets (Prelude.Maybe Prelude.Text)
listAssets_packagingGroupId = Lens.lens (\ListAssets' {packagingGroupId} -> packagingGroupId) (\s@ListAssets' {} a -> s {packagingGroupId = a} :: ListAssets)

instance Core.AWSPager ListAssets where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? listAssetsResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? listAssetsResponse_assets
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& listAssets_nextToken
          Lens..~ rs
          Lens.^? listAssetsResponse_nextToken
          Prelude.. Lens._Just

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

instance Prelude.Hashable ListAssets where
  hashWithSalt _salt ListAssets' {..} =
    _salt
      `Prelude.hashWithSalt` maxResults
      `Prelude.hashWithSalt` nextToken
      `Prelude.hashWithSalt` packagingGroupId

instance Prelude.NFData ListAssets where
  rnf ListAssets' {..} =
    Prelude.rnf maxResults
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf packagingGroupId

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

instance Data.ToPath ListAssets where
  toPath = Prelude.const "/assets"

instance Data.ToQuery ListAssets where
  toQuery ListAssets' {..} =
    Prelude.mconcat
      [ "maxResults" Data.=: maxResults,
        "nextToken" Data.=: nextToken,
        "packagingGroupId" Data.=: packagingGroupId
      ]

-- | /See:/ 'newListAssetsResponse' smart constructor.
data ListAssetsResponse = ListAssetsResponse'
  { -- | A list of MediaPackage VOD Asset resources.
    assets :: Prelude.Maybe [AssetShallow],
    -- | A token that can be used to resume pagination from the end of the
    -- collection.
    nextToken :: 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 'ListAssetsResponse' 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:
--
-- 'assets', 'listAssetsResponse_assets' - A list of MediaPackage VOD Asset resources.
--
-- 'nextToken', 'listAssetsResponse_nextToken' - A token that can be used to resume pagination from the end of the
-- collection.
--
-- 'httpStatus', 'listAssetsResponse_httpStatus' - The response's http status code.
newListAssetsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListAssetsResponse
newListAssetsResponse pHttpStatus_ =
  ListAssetsResponse'
    { assets = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | A list of MediaPackage VOD Asset resources.
listAssetsResponse_assets :: Lens.Lens' ListAssetsResponse (Prelude.Maybe [AssetShallow])
listAssetsResponse_assets = Lens.lens (\ListAssetsResponse' {assets} -> assets) (\s@ListAssetsResponse' {} a -> s {assets = a} :: ListAssetsResponse) Prelude.. Lens.mapping Lens.coerced

-- | A token that can be used to resume pagination from the end of the
-- collection.
listAssetsResponse_nextToken :: Lens.Lens' ListAssetsResponse (Prelude.Maybe Prelude.Text)
listAssetsResponse_nextToken = Lens.lens (\ListAssetsResponse' {nextToken} -> nextToken) (\s@ListAssetsResponse' {} a -> s {nextToken = a} :: ListAssetsResponse)

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

instance Prelude.NFData ListAssetsResponse where
  rnf ListAssetsResponse' {..} =
    Prelude.rnf assets
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf httpStatus