{-# 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.MigrationHubOrchestrator.ListWorkflowStepGroups
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- List the step groups in a migration workflow.
--
-- This operation returns paginated results.
module Amazonka.MigrationHubOrchestrator.ListWorkflowStepGroups
  ( -- * Creating a Request
    ListWorkflowStepGroups (..),
    newListWorkflowStepGroups,

    -- * Request Lenses
    listWorkflowStepGroups_maxResults,
    listWorkflowStepGroups_nextToken,
    listWorkflowStepGroups_workflowId,

    -- * Destructuring the Response
    ListWorkflowStepGroupsResponse (..),
    newListWorkflowStepGroupsResponse,

    -- * Response Lenses
    listWorkflowStepGroupsResponse_nextToken,
    listWorkflowStepGroupsResponse_httpStatus,
    listWorkflowStepGroupsResponse_workflowStepGroupsSummary,
  )
where

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

-- | /See:/ 'newListWorkflowStepGroups' smart constructor.
data ListWorkflowStepGroups = ListWorkflowStepGroups'
  { -- | The maximum number of results that can be returned.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | The pagination token.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The ID of the migration workflow.
    workflowId :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListWorkflowStepGroups' 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', 'listWorkflowStepGroups_maxResults' - The maximum number of results that can be returned.
--
-- 'nextToken', 'listWorkflowStepGroups_nextToken' - The pagination token.
--
-- 'workflowId', 'listWorkflowStepGroups_workflowId' - The ID of the migration workflow.
newListWorkflowStepGroups ::
  -- | 'workflowId'
  Prelude.Text ->
  ListWorkflowStepGroups
newListWorkflowStepGroups pWorkflowId_ =
  ListWorkflowStepGroups'
    { maxResults =
        Prelude.Nothing,
      nextToken = Prelude.Nothing,
      workflowId = pWorkflowId_
    }

-- | The maximum number of results that can be returned.
listWorkflowStepGroups_maxResults :: Lens.Lens' ListWorkflowStepGroups (Prelude.Maybe Prelude.Natural)
listWorkflowStepGroups_maxResults = Lens.lens (\ListWorkflowStepGroups' {maxResults} -> maxResults) (\s@ListWorkflowStepGroups' {} a -> s {maxResults = a} :: ListWorkflowStepGroups)

-- | The pagination token.
listWorkflowStepGroups_nextToken :: Lens.Lens' ListWorkflowStepGroups (Prelude.Maybe Prelude.Text)
listWorkflowStepGroups_nextToken = Lens.lens (\ListWorkflowStepGroups' {nextToken} -> nextToken) (\s@ListWorkflowStepGroups' {} a -> s {nextToken = a} :: ListWorkflowStepGroups)

-- | The ID of the migration workflow.
listWorkflowStepGroups_workflowId :: Lens.Lens' ListWorkflowStepGroups Prelude.Text
listWorkflowStepGroups_workflowId = Lens.lens (\ListWorkflowStepGroups' {workflowId} -> workflowId) (\s@ListWorkflowStepGroups' {} a -> s {workflowId = a} :: ListWorkflowStepGroups)

instance Core.AWSPager ListWorkflowStepGroups where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? listWorkflowStepGroupsResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^. listWorkflowStepGroupsResponse_workflowStepGroupsSummary
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& listWorkflowStepGroups_nextToken
          Lens..~ rs
          Lens.^? listWorkflowStepGroupsResponse_nextToken
          Prelude.. Lens._Just

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

instance Prelude.Hashable ListWorkflowStepGroups where
  hashWithSalt _salt ListWorkflowStepGroups' {..} =
    _salt
      `Prelude.hashWithSalt` maxResults
      `Prelude.hashWithSalt` nextToken
      `Prelude.hashWithSalt` workflowId

instance Prelude.NFData ListWorkflowStepGroups where
  rnf ListWorkflowStepGroups' {..} =
    Prelude.rnf maxResults
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf workflowId

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

instance Data.ToPath ListWorkflowStepGroups where
  toPath = Prelude.const "/workflowstepgroups"

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

-- | /See:/ 'newListWorkflowStepGroupsResponse' smart constructor.
data ListWorkflowStepGroupsResponse = ListWorkflowStepGroupsResponse'
  { -- | The pagination token.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The response's http status code.
    httpStatus :: Prelude.Int,
    -- | The summary of step groups in a migration workflow.
    workflowStepGroupsSummary :: [WorkflowStepGroupSummary]
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListWorkflowStepGroupsResponse' 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:
--
-- 'nextToken', 'listWorkflowStepGroupsResponse_nextToken' - The pagination token.
--
-- 'httpStatus', 'listWorkflowStepGroupsResponse_httpStatus' - The response's http status code.
--
-- 'workflowStepGroupsSummary', 'listWorkflowStepGroupsResponse_workflowStepGroupsSummary' - The summary of step groups in a migration workflow.
newListWorkflowStepGroupsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListWorkflowStepGroupsResponse
newListWorkflowStepGroupsResponse pHttpStatus_ =
  ListWorkflowStepGroupsResponse'
    { nextToken =
        Prelude.Nothing,
      httpStatus = pHttpStatus_,
      workflowStepGroupsSummary = Prelude.mempty
    }

-- | The pagination token.
listWorkflowStepGroupsResponse_nextToken :: Lens.Lens' ListWorkflowStepGroupsResponse (Prelude.Maybe Prelude.Text)
listWorkflowStepGroupsResponse_nextToken = Lens.lens (\ListWorkflowStepGroupsResponse' {nextToken} -> nextToken) (\s@ListWorkflowStepGroupsResponse' {} a -> s {nextToken = a} :: ListWorkflowStepGroupsResponse)

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

-- | The summary of step groups in a migration workflow.
listWorkflowStepGroupsResponse_workflowStepGroupsSummary :: Lens.Lens' ListWorkflowStepGroupsResponse [WorkflowStepGroupSummary]
listWorkflowStepGroupsResponse_workflowStepGroupsSummary = Lens.lens (\ListWorkflowStepGroupsResponse' {workflowStepGroupsSummary} -> workflowStepGroupsSummary) (\s@ListWorkflowStepGroupsResponse' {} a -> s {workflowStepGroupsSummary = a} :: ListWorkflowStepGroupsResponse) Prelude.. Lens.coerced

instance
  Prelude.NFData
    ListWorkflowStepGroupsResponse
  where
  rnf ListWorkflowStepGroupsResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf httpStatus
      `Prelude.seq` Prelude.rnf workflowStepGroupsSummary