{-# 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.AppStream.DescribeImages
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Retrieves a list that describes one or more specified images, if the
-- image names or image ARNs are provided. Otherwise, all images in the
-- account are described.
--
-- This operation returns paginated results.
module Amazonka.AppStream.DescribeImages
  ( -- * Creating a Request
    DescribeImages (..),
    newDescribeImages,

    -- * Request Lenses
    describeImages_arns,
    describeImages_maxResults,
    describeImages_names,
    describeImages_nextToken,
    describeImages_type,

    -- * Destructuring the Response
    DescribeImagesResponse (..),
    newDescribeImagesResponse,

    -- * Response Lenses
    describeImagesResponse_images,
    describeImagesResponse_nextToken,
    describeImagesResponse_httpStatus,
  )
where

import Amazonka.AppStream.Types
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 qualified Amazonka.Request as Request
import qualified Amazonka.Response as Response

-- | /See:/ 'newDescribeImages' smart constructor.
data DescribeImages = DescribeImages'
  { -- | The ARNs of the public, private, and shared images to describe.
    arns :: Prelude.Maybe [Prelude.Text],
    -- | The maximum size of each page of results.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | The names of the public or private images to describe.
    names :: Prelude.Maybe [Prelude.Text],
    -- | The pagination token to use to retrieve the next page of results for
    -- this operation. If this value is null, it retrieves the first page.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The type of image (public, private, or shared) to describe.
    type' :: Prelude.Maybe VisibilityType
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'DescribeImages' 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:
--
-- 'arns', 'describeImages_arns' - The ARNs of the public, private, and shared images to describe.
--
-- 'maxResults', 'describeImages_maxResults' - The maximum size of each page of results.
--
-- 'names', 'describeImages_names' - The names of the public or private images to describe.
--
-- 'nextToken', 'describeImages_nextToken' - The pagination token to use to retrieve the next page of results for
-- this operation. If this value is null, it retrieves the first page.
--
-- 'type'', 'describeImages_type' - The type of image (public, private, or shared) to describe.
newDescribeImages ::
  DescribeImages
newDescribeImages =
  DescribeImages'
    { arns = Prelude.Nothing,
      maxResults = Prelude.Nothing,
      names = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      type' = Prelude.Nothing
    }

-- | The ARNs of the public, private, and shared images to describe.
describeImages_arns :: Lens.Lens' DescribeImages (Prelude.Maybe [Prelude.Text])
describeImages_arns = Lens.lens (\DescribeImages' {arns} -> arns) (\s@DescribeImages' {} a -> s {arns = a} :: DescribeImages) Prelude.. Lens.mapping Lens.coerced

-- | The maximum size of each page of results.
describeImages_maxResults :: Lens.Lens' DescribeImages (Prelude.Maybe Prelude.Natural)
describeImages_maxResults = Lens.lens (\DescribeImages' {maxResults} -> maxResults) (\s@DescribeImages' {} a -> s {maxResults = a} :: DescribeImages)

-- | The names of the public or private images to describe.
describeImages_names :: Lens.Lens' DescribeImages (Prelude.Maybe [Prelude.Text])
describeImages_names = Lens.lens (\DescribeImages' {names} -> names) (\s@DescribeImages' {} a -> s {names = a} :: DescribeImages) Prelude.. Lens.mapping Lens.coerced

-- | The pagination token to use to retrieve the next page of results for
-- this operation. If this value is null, it retrieves the first page.
describeImages_nextToken :: Lens.Lens' DescribeImages (Prelude.Maybe Prelude.Text)
describeImages_nextToken = Lens.lens (\DescribeImages' {nextToken} -> nextToken) (\s@DescribeImages' {} a -> s {nextToken = a} :: DescribeImages)

-- | The type of image (public, private, or shared) to describe.
describeImages_type :: Lens.Lens' DescribeImages (Prelude.Maybe VisibilityType)
describeImages_type = Lens.lens (\DescribeImages' {type'} -> type') (\s@DescribeImages' {} a -> s {type' = a} :: DescribeImages)

instance Core.AWSPager DescribeImages where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? describeImagesResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? describeImagesResponse_images
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& describeImages_nextToken
          Lens..~ rs
          Lens.^? describeImagesResponse_nextToken
          Prelude.. Lens._Just

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

instance Prelude.Hashable DescribeImages where
  hashWithSalt _salt DescribeImages' {..} =
    _salt
      `Prelude.hashWithSalt` arns
      `Prelude.hashWithSalt` maxResults
      `Prelude.hashWithSalt` names
      `Prelude.hashWithSalt` nextToken
      `Prelude.hashWithSalt` type'

instance Prelude.NFData DescribeImages where
  rnf DescribeImages' {..} =
    Prelude.rnf arns
      `Prelude.seq` Prelude.rnf maxResults
      `Prelude.seq` Prelude.rnf names
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf type'

instance Data.ToHeaders DescribeImages where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "X-Amz-Target"
              Data.=# ( "PhotonAdminProxyService.DescribeImages" ::
                          Prelude.ByteString
                      ),
            "Content-Type"
              Data.=# ( "application/x-amz-json-1.1" ::
                          Prelude.ByteString
                      )
          ]
      )

instance Data.ToJSON DescribeImages where
  toJSON DescribeImages' {..} =
    Data.object
      ( Prelude.catMaybes
          [ ("Arns" Data..=) Prelude.<$> arns,
            ("MaxResults" Data..=) Prelude.<$> maxResults,
            ("Names" Data..=) Prelude.<$> names,
            ("NextToken" Data..=) Prelude.<$> nextToken,
            ("Type" Data..=) Prelude.<$> type'
          ]
      )

instance Data.ToPath DescribeImages where
  toPath = Prelude.const "/"

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

-- | /See:/ 'newDescribeImagesResponse' smart constructor.
data DescribeImagesResponse = DescribeImagesResponse'
  { -- | Information about the images.
    images :: Prelude.Maybe [Image],
    -- | The pagination token to use to retrieve the next page of results for
    -- this operation. If there are no more pages, this value is null.
    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 'DescribeImagesResponse' 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:
--
-- 'images', 'describeImagesResponse_images' - Information about the images.
--
-- 'nextToken', 'describeImagesResponse_nextToken' - The pagination token to use to retrieve the next page of results for
-- this operation. If there are no more pages, this value is null.
--
-- 'httpStatus', 'describeImagesResponse_httpStatus' - The response's http status code.
newDescribeImagesResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  DescribeImagesResponse
newDescribeImagesResponse pHttpStatus_ =
  DescribeImagesResponse'
    { images = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | Information about the images.
describeImagesResponse_images :: Lens.Lens' DescribeImagesResponse (Prelude.Maybe [Image])
describeImagesResponse_images = Lens.lens (\DescribeImagesResponse' {images} -> images) (\s@DescribeImagesResponse' {} a -> s {images = a} :: DescribeImagesResponse) Prelude.. Lens.mapping Lens.coerced

-- | The pagination token to use to retrieve the next page of results for
-- this operation. If there are no more pages, this value is null.
describeImagesResponse_nextToken :: Lens.Lens' DescribeImagesResponse (Prelude.Maybe Prelude.Text)
describeImagesResponse_nextToken = Lens.lens (\DescribeImagesResponse' {nextToken} -> nextToken) (\s@DescribeImagesResponse' {} a -> s {nextToken = a} :: DescribeImagesResponse)

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

instance Prelude.NFData DescribeImagesResponse where
  rnf DescribeImagesResponse' {..} =
    Prelude.rnf images
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf httpStatus