{-# 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.DataPipeline.QueryObjects
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Queries the specified pipeline for the names of objects that match the
-- specified set of conditions.
--
-- This operation returns paginated results.
module Amazonka.DataPipeline.QueryObjects
  ( -- * Creating a Request
    QueryObjects (..),
    newQueryObjects,

    -- * Request Lenses
    queryObjects_limit,
    queryObjects_marker,
    queryObjects_query,
    queryObjects_pipelineId,
    queryObjects_sphere,

    -- * Destructuring the Response
    QueryObjectsResponse (..),
    newQueryObjectsResponse,

    -- * Response Lenses
    queryObjectsResponse_hasMoreResults,
    queryObjectsResponse_ids,
    queryObjectsResponse_marker,
    queryObjectsResponse_httpStatus,
  )
where

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

-- | Contains the parameters for QueryObjects.
--
-- /See:/ 'newQueryObjects' smart constructor.
data QueryObjects = QueryObjects'
  { -- | The maximum number of object names that @QueryObjects@ will return in a
    -- single call. The default value is 100.
    limit :: Prelude.Maybe Prelude.Int,
    -- | The starting point for the results to be returned. For the first call,
    -- this value should be empty. As long as there are more results, continue
    -- to call @QueryObjects@ with the marker value from the previous call to
    -- retrieve the next set of results.
    marker :: Prelude.Maybe Prelude.Text,
    -- | The query that defines the objects to be returned. The @Query@ object
    -- can contain a maximum of ten selectors. The conditions in the query are
    -- limited to top-level String fields in the object. These filters can be
    -- applied to components, instances, and attempts.
    query :: Prelude.Maybe Query,
    -- | The ID of the pipeline.
    pipelineId :: Prelude.Text,
    -- | Indicates whether the query applies to components or instances. The
    -- possible values are: @COMPONENT@, @INSTANCE@, and @ATTEMPT@.
    sphere :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'QueryObjects' 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:
--
-- 'limit', 'queryObjects_limit' - The maximum number of object names that @QueryObjects@ will return in a
-- single call. The default value is 100.
--
-- 'marker', 'queryObjects_marker' - The starting point for the results to be returned. For the first call,
-- this value should be empty. As long as there are more results, continue
-- to call @QueryObjects@ with the marker value from the previous call to
-- retrieve the next set of results.
--
-- 'query', 'queryObjects_query' - The query that defines the objects to be returned. The @Query@ object
-- can contain a maximum of ten selectors. The conditions in the query are
-- limited to top-level String fields in the object. These filters can be
-- applied to components, instances, and attempts.
--
-- 'pipelineId', 'queryObjects_pipelineId' - The ID of the pipeline.
--
-- 'sphere', 'queryObjects_sphere' - Indicates whether the query applies to components or instances. The
-- possible values are: @COMPONENT@, @INSTANCE@, and @ATTEMPT@.
newQueryObjects ::
  -- | 'pipelineId'
  Prelude.Text ->
  -- | 'sphere'
  Prelude.Text ->
  QueryObjects
newQueryObjects pPipelineId_ pSphere_ =
  QueryObjects'
    { limit = Prelude.Nothing,
      marker = Prelude.Nothing,
      query = Prelude.Nothing,
      pipelineId = pPipelineId_,
      sphere = pSphere_
    }

-- | The maximum number of object names that @QueryObjects@ will return in a
-- single call. The default value is 100.
queryObjects_limit :: Lens.Lens' QueryObjects (Prelude.Maybe Prelude.Int)
queryObjects_limit = Lens.lens (\QueryObjects' {limit} -> limit) (\s@QueryObjects' {} a -> s {limit = a} :: QueryObjects)

-- | The starting point for the results to be returned. For the first call,
-- this value should be empty. As long as there are more results, continue
-- to call @QueryObjects@ with the marker value from the previous call to
-- retrieve the next set of results.
queryObjects_marker :: Lens.Lens' QueryObjects (Prelude.Maybe Prelude.Text)
queryObjects_marker = Lens.lens (\QueryObjects' {marker} -> marker) (\s@QueryObjects' {} a -> s {marker = a} :: QueryObjects)

-- | The query that defines the objects to be returned. The @Query@ object
-- can contain a maximum of ten selectors. The conditions in the query are
-- limited to top-level String fields in the object. These filters can be
-- applied to components, instances, and attempts.
queryObjects_query :: Lens.Lens' QueryObjects (Prelude.Maybe Query)
queryObjects_query = Lens.lens (\QueryObjects' {query} -> query) (\s@QueryObjects' {} a -> s {query = a} :: QueryObjects)

-- | The ID of the pipeline.
queryObjects_pipelineId :: Lens.Lens' QueryObjects Prelude.Text
queryObjects_pipelineId = Lens.lens (\QueryObjects' {pipelineId} -> pipelineId) (\s@QueryObjects' {} a -> s {pipelineId = a} :: QueryObjects)

-- | Indicates whether the query applies to components or instances. The
-- possible values are: @COMPONENT@, @INSTANCE@, and @ATTEMPT@.
queryObjects_sphere :: Lens.Lens' QueryObjects Prelude.Text
queryObjects_sphere = Lens.lens (\QueryObjects' {sphere} -> sphere) (\s@QueryObjects' {} a -> s {sphere = a} :: QueryObjects)

instance Core.AWSPager QueryObjects where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? queryObjectsResponse_hasMoreResults
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.isNothing
        ( rs
            Lens.^? queryObjectsResponse_marker
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& queryObjects_marker
          Lens..~ rs
          Lens.^? queryObjectsResponse_marker
          Prelude.. Lens._Just

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

instance Prelude.Hashable QueryObjects where
  hashWithSalt _salt QueryObjects' {..} =
    _salt
      `Prelude.hashWithSalt` limit
      `Prelude.hashWithSalt` marker
      `Prelude.hashWithSalt` query
      `Prelude.hashWithSalt` pipelineId
      `Prelude.hashWithSalt` sphere

instance Prelude.NFData QueryObjects where
  rnf QueryObjects' {..} =
    Prelude.rnf limit
      `Prelude.seq` Prelude.rnf marker
      `Prelude.seq` Prelude.rnf query
      `Prelude.seq` Prelude.rnf pipelineId
      `Prelude.seq` Prelude.rnf sphere

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

instance Data.ToJSON QueryObjects where
  toJSON QueryObjects' {..} =
    Data.object
      ( Prelude.catMaybes
          [ ("limit" Data..=) Prelude.<$> limit,
            ("marker" Data..=) Prelude.<$> marker,
            ("query" Data..=) Prelude.<$> query,
            Prelude.Just ("pipelineId" Data..= pipelineId),
            Prelude.Just ("sphere" Data..= sphere)
          ]
      )

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

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

-- | Contains the output of QueryObjects.
--
-- /See:/ 'newQueryObjectsResponse' smart constructor.
data QueryObjectsResponse = QueryObjectsResponse'
  { -- | Indicates whether there are more results that can be obtained by a
    -- subsequent call.
    hasMoreResults :: Prelude.Maybe Prelude.Bool,
    -- | The identifiers that match the query selectors.
    ids :: Prelude.Maybe [Prelude.Text],
    -- | The starting point for the next page of results. To view the next page
    -- of results, call @QueryObjects@ again with this marker value. If the
    -- value is null, there are no more results.
    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 'QueryObjectsResponse' 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:
--
-- 'hasMoreResults', 'queryObjectsResponse_hasMoreResults' - Indicates whether there are more results that can be obtained by a
-- subsequent call.
--
-- 'ids', 'queryObjectsResponse_ids' - The identifiers that match the query selectors.
--
-- 'marker', 'queryObjectsResponse_marker' - The starting point for the next page of results. To view the next page
-- of results, call @QueryObjects@ again with this marker value. If the
-- value is null, there are no more results.
--
-- 'httpStatus', 'queryObjectsResponse_httpStatus' - The response's http status code.
newQueryObjectsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  QueryObjectsResponse
newQueryObjectsResponse pHttpStatus_ =
  QueryObjectsResponse'
    { hasMoreResults =
        Prelude.Nothing,
      ids = Prelude.Nothing,
      marker = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | Indicates whether there are more results that can be obtained by a
-- subsequent call.
queryObjectsResponse_hasMoreResults :: Lens.Lens' QueryObjectsResponse (Prelude.Maybe Prelude.Bool)
queryObjectsResponse_hasMoreResults = Lens.lens (\QueryObjectsResponse' {hasMoreResults} -> hasMoreResults) (\s@QueryObjectsResponse' {} a -> s {hasMoreResults = a} :: QueryObjectsResponse)

-- | The identifiers that match the query selectors.
queryObjectsResponse_ids :: Lens.Lens' QueryObjectsResponse (Prelude.Maybe [Prelude.Text])
queryObjectsResponse_ids = Lens.lens (\QueryObjectsResponse' {ids} -> ids) (\s@QueryObjectsResponse' {} a -> s {ids = a} :: QueryObjectsResponse) Prelude.. Lens.mapping Lens.coerced

-- | The starting point for the next page of results. To view the next page
-- of results, call @QueryObjects@ again with this marker value. If the
-- value is null, there are no more results.
queryObjectsResponse_marker :: Lens.Lens' QueryObjectsResponse (Prelude.Maybe Prelude.Text)
queryObjectsResponse_marker = Lens.lens (\QueryObjectsResponse' {marker} -> marker) (\s@QueryObjectsResponse' {} a -> s {marker = a} :: QueryObjectsResponse)

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

instance Prelude.NFData QueryObjectsResponse where
  rnf QueryObjectsResponse' {..} =
    Prelude.rnf hasMoreResults
      `Prelude.seq` Prelude.rnf ids
      `Prelude.seq` Prelude.rnf marker
      `Prelude.seq` Prelude.rnf httpStatus