{-# 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.Redshift.DescribeDataShares
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Shows the status of any inbound or outbound datashares available in the
-- specified account.
--
-- This operation returns paginated results.
module Amazonka.Redshift.DescribeDataShares
  ( -- * Creating a Request
    DescribeDataShares (..),
    newDescribeDataShares,

    -- * Request Lenses
    describeDataShares_dataShareArn,
    describeDataShares_marker,
    describeDataShares_maxRecords,

    -- * Destructuring the Response
    DescribeDataSharesResponse (..),
    newDescribeDataSharesResponse,

    -- * Response Lenses
    describeDataSharesResponse_dataShares,
    describeDataSharesResponse_marker,
    describeDataSharesResponse_httpStatus,
  )
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.Redshift.Types
import qualified Amazonka.Request as Request
import qualified Amazonka.Response as Response

-- | /See:/ 'newDescribeDataShares' smart constructor.
data DescribeDataShares = DescribeDataShares'
  { -- | The identifier of the datashare to describe details of.
    dataShareArn :: Prelude.Maybe Prelude.Text,
    -- | An optional parameter that specifies the starting point to return a set
    -- of response records. When the results of a DescribeDataShares request
    -- exceed the value specified in @MaxRecords@, Amazon Web Services returns
    -- a value in the @Marker@ field of the response. You can retrieve the next
    -- set of response records by providing the returned marker value in the
    -- @Marker@ parameter and retrying the request.
    marker :: Prelude.Maybe Prelude.Text,
    -- | The maximum number of response records to return in each call. If the
    -- number of remaining response records exceeds the specified @MaxRecords@
    -- value, a value is returned in a @marker@ field of the response. You can
    -- retrieve the next set of records by retrying the command with the
    -- returned marker value.
    maxRecords :: Prelude.Maybe Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'DescribeDataShares' 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:
--
-- 'dataShareArn', 'describeDataShares_dataShareArn' - The identifier of the datashare to describe details of.
--
-- 'marker', 'describeDataShares_marker' - An optional parameter that specifies the starting point to return a set
-- of response records. When the results of a DescribeDataShares request
-- exceed the value specified in @MaxRecords@, Amazon Web Services returns
-- a value in the @Marker@ field of the response. You can retrieve the next
-- set of response records by providing the returned marker value in the
-- @Marker@ parameter and retrying the request.
--
-- 'maxRecords', 'describeDataShares_maxRecords' - The maximum number of response records to return in each call. If the
-- number of remaining response records exceeds the specified @MaxRecords@
-- value, a value is returned in a @marker@ field of the response. You can
-- retrieve the next set of records by retrying the command with the
-- returned marker value.
newDescribeDataShares ::
  DescribeDataShares
newDescribeDataShares =
  DescribeDataShares'
    { dataShareArn = Prelude.Nothing,
      marker = Prelude.Nothing,
      maxRecords = Prelude.Nothing
    }

-- | The identifier of the datashare to describe details of.
describeDataShares_dataShareArn :: Lens.Lens' DescribeDataShares (Prelude.Maybe Prelude.Text)
describeDataShares_dataShareArn = Lens.lens (\DescribeDataShares' {dataShareArn} -> dataShareArn) (\s@DescribeDataShares' {} a -> s {dataShareArn = a} :: DescribeDataShares)

-- | An optional parameter that specifies the starting point to return a set
-- of response records. When the results of a DescribeDataShares request
-- exceed the value specified in @MaxRecords@, Amazon Web Services returns
-- a value in the @Marker@ field of the response. You can retrieve the next
-- set of response records by providing the returned marker value in the
-- @Marker@ parameter and retrying the request.
describeDataShares_marker :: Lens.Lens' DescribeDataShares (Prelude.Maybe Prelude.Text)
describeDataShares_marker = Lens.lens (\DescribeDataShares' {marker} -> marker) (\s@DescribeDataShares' {} a -> s {marker = a} :: DescribeDataShares)

-- | The maximum number of response records to return in each call. If the
-- number of remaining response records exceeds the specified @MaxRecords@
-- value, a value is returned in a @marker@ field of the response. You can
-- retrieve the next set of records by retrying the command with the
-- returned marker value.
describeDataShares_maxRecords :: Lens.Lens' DescribeDataShares (Prelude.Maybe Prelude.Int)
describeDataShares_maxRecords = Lens.lens (\DescribeDataShares' {maxRecords} -> maxRecords) (\s@DescribeDataShares' {} a -> s {maxRecords = a} :: DescribeDataShares)

instance Core.AWSPager DescribeDataShares where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? describeDataSharesResponse_marker
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? describeDataSharesResponse_dataShares
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& describeDataShares_marker
          Lens..~ rs
          Lens.^? describeDataSharesResponse_marker
          Prelude.. Lens._Just

instance Core.AWSRequest DescribeDataShares where
  type
    AWSResponse DescribeDataShares =
      DescribeDataSharesResponse
  request overrides =
    Request.postQuery (overrides defaultService)
  response =
    Response.receiveXMLWrapper
      "DescribeDataSharesResult"
      ( \s h x ->
          DescribeDataSharesResponse'
            Prelude.<$> ( x
                            Data..@? "DataShares"
                            Core..!@ Prelude.mempty
                            Prelude.>>= Core.may (Data.parseXMLList "member")
                        )
            Prelude.<*> (x Data..@? "Marker")
            Prelude.<*> (Prelude.pure (Prelude.fromEnum s))
      )

instance Prelude.Hashable DescribeDataShares where
  hashWithSalt _salt DescribeDataShares' {..} =
    _salt
      `Prelude.hashWithSalt` dataShareArn
      `Prelude.hashWithSalt` marker
      `Prelude.hashWithSalt` maxRecords

instance Prelude.NFData DescribeDataShares where
  rnf DescribeDataShares' {..} =
    Prelude.rnf dataShareArn
      `Prelude.seq` Prelude.rnf marker
      `Prelude.seq` Prelude.rnf maxRecords

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

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

instance Data.ToQuery DescribeDataShares where
  toQuery DescribeDataShares' {..} =
    Prelude.mconcat
      [ "Action"
          Data.=: ("DescribeDataShares" :: Prelude.ByteString),
        "Version"
          Data.=: ("2012-12-01" :: Prelude.ByteString),
        "DataShareArn" Data.=: dataShareArn,
        "Marker" Data.=: marker,
        "MaxRecords" Data.=: maxRecords
      ]

-- | /See:/ 'newDescribeDataSharesResponse' smart constructor.
data DescribeDataSharesResponse = DescribeDataSharesResponse'
  { -- | The results returned from describing datashares.
    dataShares :: Prelude.Maybe [DataShare],
    -- | An optional parameter that specifies the starting point to return a set
    -- of response records. When the results of a DescribeDataShares request
    -- exceed the value specified in @MaxRecords@, Amazon Web Services returns
    -- a value in the @Marker@ field of the response. You can retrieve the next
    -- set of response records by providing the returned marker value in the
    -- @Marker@ parameter and retrying the request.
    marker :: 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 'DescribeDataSharesResponse' 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:
--
-- 'dataShares', 'describeDataSharesResponse_dataShares' - The results returned from describing datashares.
--
-- 'marker', 'describeDataSharesResponse_marker' - An optional parameter that specifies the starting point to return a set
-- of response records. When the results of a DescribeDataShares request
-- exceed the value specified in @MaxRecords@, Amazon Web Services returns
-- a value in the @Marker@ field of the response. You can retrieve the next
-- set of response records by providing the returned marker value in the
-- @Marker@ parameter and retrying the request.
--
-- 'httpStatus', 'describeDataSharesResponse_httpStatus' - The response's http status code.
newDescribeDataSharesResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  DescribeDataSharesResponse
newDescribeDataSharesResponse pHttpStatus_ =
  DescribeDataSharesResponse'
    { dataShares =
        Prelude.Nothing,
      marker = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The results returned from describing datashares.
describeDataSharesResponse_dataShares :: Lens.Lens' DescribeDataSharesResponse (Prelude.Maybe [DataShare])
describeDataSharesResponse_dataShares = Lens.lens (\DescribeDataSharesResponse' {dataShares} -> dataShares) (\s@DescribeDataSharesResponse' {} a -> s {dataShares = a} :: DescribeDataSharesResponse) Prelude.. Lens.mapping Lens.coerced

-- | An optional parameter that specifies the starting point to return a set
-- of response records. When the results of a DescribeDataShares request
-- exceed the value specified in @MaxRecords@, Amazon Web Services returns
-- a value in the @Marker@ field of the response. You can retrieve the next
-- set of response records by providing the returned marker value in the
-- @Marker@ parameter and retrying the request.
describeDataSharesResponse_marker :: Lens.Lens' DescribeDataSharesResponse (Prelude.Maybe Prelude.Text)
describeDataSharesResponse_marker = Lens.lens (\DescribeDataSharesResponse' {marker} -> marker) (\s@DescribeDataSharesResponse' {} a -> s {marker = a} :: DescribeDataSharesResponse)

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

instance Prelude.NFData DescribeDataSharesResponse where
  rnf DescribeDataSharesResponse' {..} =
    Prelude.rnf dataShares
      `Prelude.seq` Prelude.rnf marker
      `Prelude.seq` Prelude.rnf httpStatus