{-# 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.NetworkManager.ListPeerings
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Lists the peerings for a core network.
--
-- This operation returns paginated results.
module Amazonka.NetworkManager.ListPeerings
  ( -- * Creating a Request
    ListPeerings (..),
    newListPeerings,

    -- * Request Lenses
    listPeerings_coreNetworkId,
    listPeerings_edgeLocation,
    listPeerings_maxResults,
    listPeerings_nextToken,
    listPeerings_peeringType,
    listPeerings_state,

    -- * Destructuring the Response
    ListPeeringsResponse (..),
    newListPeeringsResponse,

    -- * Response Lenses
    listPeeringsResponse_nextToken,
    listPeeringsResponse_peerings,
    listPeeringsResponse_httpStatus,
  )
where

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

-- | /See:/ 'newListPeerings' smart constructor.
data ListPeerings = ListPeerings'
  { -- | The ID of a core network.
    coreNetworkId :: Prelude.Maybe Prelude.Text,
    -- | Returns a list edge locations for the
    edgeLocation :: Prelude.Maybe Prelude.Text,
    -- | The maximum number of results to return.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | The token for the next page of results.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | Returns a list of a peering requests.
    peeringType :: Prelude.Maybe PeeringType,
    -- | Returns a list of the peering request states.
    state :: Prelude.Maybe PeeringState
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListPeerings' 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:
--
-- 'coreNetworkId', 'listPeerings_coreNetworkId' - The ID of a core network.
--
-- 'edgeLocation', 'listPeerings_edgeLocation' - Returns a list edge locations for the
--
-- 'maxResults', 'listPeerings_maxResults' - The maximum number of results to return.
--
-- 'nextToken', 'listPeerings_nextToken' - The token for the next page of results.
--
-- 'peeringType', 'listPeerings_peeringType' - Returns a list of a peering requests.
--
-- 'state', 'listPeerings_state' - Returns a list of the peering request states.
newListPeerings ::
  ListPeerings
newListPeerings =
  ListPeerings'
    { coreNetworkId = Prelude.Nothing,
      edgeLocation = Prelude.Nothing,
      maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      peeringType = Prelude.Nothing,
      state = Prelude.Nothing
    }

-- | The ID of a core network.
listPeerings_coreNetworkId :: Lens.Lens' ListPeerings (Prelude.Maybe Prelude.Text)
listPeerings_coreNetworkId = Lens.lens (\ListPeerings' {coreNetworkId} -> coreNetworkId) (\s@ListPeerings' {} a -> s {coreNetworkId = a} :: ListPeerings)

-- | Returns a list edge locations for the
listPeerings_edgeLocation :: Lens.Lens' ListPeerings (Prelude.Maybe Prelude.Text)
listPeerings_edgeLocation = Lens.lens (\ListPeerings' {edgeLocation} -> edgeLocation) (\s@ListPeerings' {} a -> s {edgeLocation = a} :: ListPeerings)

-- | The maximum number of results to return.
listPeerings_maxResults :: Lens.Lens' ListPeerings (Prelude.Maybe Prelude.Natural)
listPeerings_maxResults = Lens.lens (\ListPeerings' {maxResults} -> maxResults) (\s@ListPeerings' {} a -> s {maxResults = a} :: ListPeerings)

-- | The token for the next page of results.
listPeerings_nextToken :: Lens.Lens' ListPeerings (Prelude.Maybe Prelude.Text)
listPeerings_nextToken = Lens.lens (\ListPeerings' {nextToken} -> nextToken) (\s@ListPeerings' {} a -> s {nextToken = a} :: ListPeerings)

-- | Returns a list of a peering requests.
listPeerings_peeringType :: Lens.Lens' ListPeerings (Prelude.Maybe PeeringType)
listPeerings_peeringType = Lens.lens (\ListPeerings' {peeringType} -> peeringType) (\s@ListPeerings' {} a -> s {peeringType = a} :: ListPeerings)

-- | Returns a list of the peering request states.
listPeerings_state :: Lens.Lens' ListPeerings (Prelude.Maybe PeeringState)
listPeerings_state = Lens.lens (\ListPeerings' {state} -> state) (\s@ListPeerings' {} a -> s {state = a} :: ListPeerings)

instance Core.AWSPager ListPeerings where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? listPeeringsResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? listPeeringsResponse_peerings
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& listPeerings_nextToken
          Lens..~ rs
          Lens.^? listPeeringsResponse_nextToken
          Prelude.. Lens._Just

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

instance Prelude.Hashable ListPeerings where
  hashWithSalt _salt ListPeerings' {..} =
    _salt
      `Prelude.hashWithSalt` coreNetworkId
      `Prelude.hashWithSalt` edgeLocation
      `Prelude.hashWithSalt` maxResults
      `Prelude.hashWithSalt` nextToken
      `Prelude.hashWithSalt` peeringType
      `Prelude.hashWithSalt` state

instance Prelude.NFData ListPeerings where
  rnf ListPeerings' {..} =
    Prelude.rnf coreNetworkId
      `Prelude.seq` Prelude.rnf edgeLocation
      `Prelude.seq` Prelude.rnf maxResults
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf peeringType
      `Prelude.seq` Prelude.rnf state

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

instance Data.ToPath ListPeerings where
  toPath = Prelude.const "/peerings"

instance Data.ToQuery ListPeerings where
  toQuery ListPeerings' {..} =
    Prelude.mconcat
      [ "coreNetworkId" Data.=: coreNetworkId,
        "edgeLocation" Data.=: edgeLocation,
        "maxResults" Data.=: maxResults,
        "nextToken" Data.=: nextToken,
        "peeringType" Data.=: peeringType,
        "state" Data.=: state
      ]

-- | /See:/ 'newListPeeringsResponse' smart constructor.
data ListPeeringsResponse = ListPeeringsResponse'
  { -- | The token for the next page of results.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | Lists the transit gateway peerings for the @ListPeerings@ request.
    peerings :: Prelude.Maybe [Peering],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListPeeringsResponse' 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', 'listPeeringsResponse_nextToken' - The token for the next page of results.
--
-- 'peerings', 'listPeeringsResponse_peerings' - Lists the transit gateway peerings for the @ListPeerings@ request.
--
-- 'httpStatus', 'listPeeringsResponse_httpStatus' - The response's http status code.
newListPeeringsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListPeeringsResponse
newListPeeringsResponse pHttpStatus_ =
  ListPeeringsResponse'
    { nextToken = Prelude.Nothing,
      peerings = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The token for the next page of results.
listPeeringsResponse_nextToken :: Lens.Lens' ListPeeringsResponse (Prelude.Maybe Prelude.Text)
listPeeringsResponse_nextToken = Lens.lens (\ListPeeringsResponse' {nextToken} -> nextToken) (\s@ListPeeringsResponse' {} a -> s {nextToken = a} :: ListPeeringsResponse)

-- | Lists the transit gateway peerings for the @ListPeerings@ request.
listPeeringsResponse_peerings :: Lens.Lens' ListPeeringsResponse (Prelude.Maybe [Peering])
listPeeringsResponse_peerings = Lens.lens (\ListPeeringsResponse' {peerings} -> peerings) (\s@ListPeeringsResponse' {} a -> s {peerings = a} :: ListPeeringsResponse) Prelude.. Lens.mapping Lens.coerced

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

instance Prelude.NFData ListPeeringsResponse where
  rnf ListPeeringsResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf peerings
      `Prelude.seq` Prelude.rnf httpStatus