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amazonka-dms-2.0: gen/Amazonka/DMS/DescribeEndpoints.hs

{-# 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.DMS.DescribeEndpoints
-- 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 information about the endpoints for your account in the current
-- region.
--
-- This operation returns paginated results.
module Amazonka.DMS.DescribeEndpoints
  ( -- * Creating a Request
    DescribeEndpoints (..),
    newDescribeEndpoints,

    -- * Request Lenses
    describeEndpoints_filters,
    describeEndpoints_marker,
    describeEndpoints_maxRecords,

    -- * Destructuring the Response
    DescribeEndpointsResponse (..),
    newDescribeEndpointsResponse,

    -- * Response Lenses
    describeEndpointsResponse_endpoints,
    describeEndpointsResponse_marker,
    describeEndpointsResponse_httpStatus,
  )
where

import qualified Amazonka.Core as Core
import qualified Amazonka.Core.Lens.Internal as Lens
import Amazonka.DMS.Types
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:/ 'newDescribeEndpoints' smart constructor.
data DescribeEndpoints = DescribeEndpoints'
  { -- | Filters applied to the endpoints.
    --
    -- Valid filter names: endpoint-arn | endpoint-type | endpoint-id |
    -- engine-name
    filters :: Prelude.Maybe [Filter],
    -- | An optional pagination token provided by a previous request. If this
    -- parameter is specified, the response includes only records beyond the
    -- marker, up to the value specified by @MaxRecords@.
    marker :: Prelude.Maybe Prelude.Text,
    -- | The maximum number of records to include in the response. If more
    -- records exist than the specified @MaxRecords@ value, a pagination token
    -- called a marker is included in the response so that the remaining
    -- results can be retrieved.
    --
    -- Default: 100
    --
    -- Constraints: Minimum 20, maximum 100.
    maxRecords :: Prelude.Maybe Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'DescribeEndpoints' 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:
--
-- 'filters', 'describeEndpoints_filters' - Filters applied to the endpoints.
--
-- Valid filter names: endpoint-arn | endpoint-type | endpoint-id |
-- engine-name
--
-- 'marker', 'describeEndpoints_marker' - An optional pagination token provided by a previous request. If this
-- parameter is specified, the response includes only records beyond the
-- marker, up to the value specified by @MaxRecords@.
--
-- 'maxRecords', 'describeEndpoints_maxRecords' - The maximum number of records to include in the response. If more
-- records exist than the specified @MaxRecords@ value, a pagination token
-- called a marker is included in the response so that the remaining
-- results can be retrieved.
--
-- Default: 100
--
-- Constraints: Minimum 20, maximum 100.
newDescribeEndpoints ::
  DescribeEndpoints
newDescribeEndpoints =
  DescribeEndpoints'
    { filters = Prelude.Nothing,
      marker = Prelude.Nothing,
      maxRecords = Prelude.Nothing
    }

-- | Filters applied to the endpoints.
--
-- Valid filter names: endpoint-arn | endpoint-type | endpoint-id |
-- engine-name
describeEndpoints_filters :: Lens.Lens' DescribeEndpoints (Prelude.Maybe [Filter])
describeEndpoints_filters = Lens.lens (\DescribeEndpoints' {filters} -> filters) (\s@DescribeEndpoints' {} a -> s {filters = a} :: DescribeEndpoints) Prelude.. Lens.mapping Lens.coerced

-- | An optional pagination token provided by a previous request. If this
-- parameter is specified, the response includes only records beyond the
-- marker, up to the value specified by @MaxRecords@.
describeEndpoints_marker :: Lens.Lens' DescribeEndpoints (Prelude.Maybe Prelude.Text)
describeEndpoints_marker = Lens.lens (\DescribeEndpoints' {marker} -> marker) (\s@DescribeEndpoints' {} a -> s {marker = a} :: DescribeEndpoints)

-- | The maximum number of records to include in the response. If more
-- records exist than the specified @MaxRecords@ value, a pagination token
-- called a marker is included in the response so that the remaining
-- results can be retrieved.
--
-- Default: 100
--
-- Constraints: Minimum 20, maximum 100.
describeEndpoints_maxRecords :: Lens.Lens' DescribeEndpoints (Prelude.Maybe Prelude.Int)
describeEndpoints_maxRecords = Lens.lens (\DescribeEndpoints' {maxRecords} -> maxRecords) (\s@DescribeEndpoints' {} a -> s {maxRecords = a} :: DescribeEndpoints)

instance Core.AWSPager DescribeEndpoints where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? describeEndpointsResponse_marker
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? describeEndpointsResponse_endpoints
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& describeEndpoints_marker
          Lens..~ rs
          Lens.^? describeEndpointsResponse_marker
          Prelude.. Lens._Just

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

instance Prelude.Hashable DescribeEndpoints where
  hashWithSalt _salt DescribeEndpoints' {..} =
    _salt
      `Prelude.hashWithSalt` filters
      `Prelude.hashWithSalt` marker
      `Prelude.hashWithSalt` maxRecords

instance Prelude.NFData DescribeEndpoints where
  rnf DescribeEndpoints' {..} =
    Prelude.rnf filters
      `Prelude.seq` Prelude.rnf marker
      `Prelude.seq` Prelude.rnf maxRecords

instance Data.ToHeaders DescribeEndpoints where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "X-Amz-Target"
              Data.=# ( "AmazonDMSv20160101.DescribeEndpoints" ::
                          Prelude.ByteString
                      ),
            "Content-Type"
              Data.=# ( "application/x-amz-json-1.1" ::
                          Prelude.ByteString
                      )
          ]
      )

instance Data.ToJSON DescribeEndpoints where
  toJSON DescribeEndpoints' {..} =
    Data.object
      ( Prelude.catMaybes
          [ ("Filters" Data..=) Prelude.<$> filters,
            ("Marker" Data..=) Prelude.<$> marker,
            ("MaxRecords" Data..=) Prelude.<$> maxRecords
          ]
      )

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

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

-- |
--
-- /See:/ 'newDescribeEndpointsResponse' smart constructor.
data DescribeEndpointsResponse = DescribeEndpointsResponse'
  { -- | Endpoint description.
    endpoints :: Prelude.Maybe [Endpoint],
    -- | An optional pagination token provided by a previous request. If this
    -- parameter is specified, the response includes only records beyond the
    -- marker, up to the value specified by @MaxRecords@.
    marker :: Prelude.Maybe Prelude.Text,
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'DescribeEndpointsResponse' 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:
--
-- 'endpoints', 'describeEndpointsResponse_endpoints' - Endpoint description.
--
-- 'marker', 'describeEndpointsResponse_marker' - An optional pagination token provided by a previous request. If this
-- parameter is specified, the response includes only records beyond the
-- marker, up to the value specified by @MaxRecords@.
--
-- 'httpStatus', 'describeEndpointsResponse_httpStatus' - The response's http status code.
newDescribeEndpointsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  DescribeEndpointsResponse
newDescribeEndpointsResponse pHttpStatus_ =
  DescribeEndpointsResponse'
    { endpoints =
        Prelude.Nothing,
      marker = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | Endpoint description.
describeEndpointsResponse_endpoints :: Lens.Lens' DescribeEndpointsResponse (Prelude.Maybe [Endpoint])
describeEndpointsResponse_endpoints = Lens.lens (\DescribeEndpointsResponse' {endpoints} -> endpoints) (\s@DescribeEndpointsResponse' {} a -> s {endpoints = a} :: DescribeEndpointsResponse) Prelude.. Lens.mapping Lens.coerced

-- | An optional pagination token provided by a previous request. If this
-- parameter is specified, the response includes only records beyond the
-- marker, up to the value specified by @MaxRecords@.
describeEndpointsResponse_marker :: Lens.Lens' DescribeEndpointsResponse (Prelude.Maybe Prelude.Text)
describeEndpointsResponse_marker = Lens.lens (\DescribeEndpointsResponse' {marker} -> marker) (\s@DescribeEndpointsResponse' {} a -> s {marker = a} :: DescribeEndpointsResponse)

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

instance Prelude.NFData DescribeEndpointsResponse where
  rnf DescribeEndpointsResponse' {..} =
    Prelude.rnf endpoints
      `Prelude.seq` Prelude.rnf marker
      `Prelude.seq` Prelude.rnf httpStatus