{-# 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.MediaConnect.ListReservations
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Displays a list of all reservations that have been purchased by this
-- account in the current AWS Region. This list includes all reservations
-- in all states (such as active and expired).
--
-- This operation returns paginated results.
module Amazonka.MediaConnect.ListReservations
  ( -- * Creating a Request
    ListReservations (..),
    newListReservations,

    -- * Request Lenses
    listReservations_maxResults,
    listReservations_nextToken,

    -- * Destructuring the Response
    ListReservationsResponse (..),
    newListReservationsResponse,

    -- * Response Lenses
    listReservationsResponse_nextToken,
    listReservationsResponse_reservations,
    listReservationsResponse_httpStatus,
  )
where

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

-- | /See:/ 'newListReservations' smart constructor.
data ListReservations = ListReservations'
  { -- | The maximum number of results to return per API request. For example,
    -- you submit a ListReservations request with MaxResults set at 5. Although
    -- 20 items match your request, the service returns no more than the first
    -- 5 items. (The service also returns a NextToken value that you can use to
    -- fetch the next batch of results.) The service might return fewer results
    -- than the MaxResults value. If MaxResults is not included in the request,
    -- the service defaults to pagination with a maximum of 10 results per
    -- page.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | The token that identifies which batch of results that you want to see.
    -- For example, you submit a ListReservations request with MaxResults set
    -- at 5. The service returns the first batch of results (up to 5) and a
    -- NextToken value. To see the next batch of results, you can submit the
    -- ListOfferings request a second time and specify the NextToken value.
    nextToken :: Prelude.Maybe Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListReservations' 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', 'listReservations_maxResults' - The maximum number of results to return per API request. For example,
-- you submit a ListReservations request with MaxResults set at 5. Although
-- 20 items match your request, the service returns no more than the first
-- 5 items. (The service also returns a NextToken value that you can use to
-- fetch the next batch of results.) The service might return fewer results
-- than the MaxResults value. If MaxResults is not included in the request,
-- the service defaults to pagination with a maximum of 10 results per
-- page.
--
-- 'nextToken', 'listReservations_nextToken' - The token that identifies which batch of results that you want to see.
-- For example, you submit a ListReservations request with MaxResults set
-- at 5. The service returns the first batch of results (up to 5) and a
-- NextToken value. To see the next batch of results, you can submit the
-- ListOfferings request a second time and specify the NextToken value.
newListReservations ::
  ListReservations
newListReservations =
  ListReservations'
    { maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing
    }

-- | The maximum number of results to return per API request. For example,
-- you submit a ListReservations request with MaxResults set at 5. Although
-- 20 items match your request, the service returns no more than the first
-- 5 items. (The service also returns a NextToken value that you can use to
-- fetch the next batch of results.) The service might return fewer results
-- than the MaxResults value. If MaxResults is not included in the request,
-- the service defaults to pagination with a maximum of 10 results per
-- page.
listReservations_maxResults :: Lens.Lens' ListReservations (Prelude.Maybe Prelude.Natural)
listReservations_maxResults = Lens.lens (\ListReservations' {maxResults} -> maxResults) (\s@ListReservations' {} a -> s {maxResults = a} :: ListReservations)

-- | The token that identifies which batch of results that you want to see.
-- For example, you submit a ListReservations request with MaxResults set
-- at 5. The service returns the first batch of results (up to 5) and a
-- NextToken value. To see the next batch of results, you can submit the
-- ListOfferings request a second time and specify the NextToken value.
listReservations_nextToken :: Lens.Lens' ListReservations (Prelude.Maybe Prelude.Text)
listReservations_nextToken = Lens.lens (\ListReservations' {nextToken} -> nextToken) (\s@ListReservations' {} a -> s {nextToken = a} :: ListReservations)

instance Core.AWSPager ListReservations where
  page rq rs
    | Core.stop
        ( rs
            Lens.^? listReservationsResponse_nextToken
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Core.stop
        ( rs
            Lens.^? listReservationsResponse_reservations
            Prelude.. Lens._Just
        ) =
        Prelude.Nothing
    | Prelude.otherwise =
        Prelude.Just
          Prelude.$ rq
          Prelude.& listReservations_nextToken
          Lens..~ rs
          Lens.^? listReservationsResponse_nextToken
          Prelude.. Lens._Just

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

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

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

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

instance Data.ToPath ListReservations where
  toPath = Prelude.const "/v1/reservations"

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

-- | /See:/ 'newListReservationsResponse' smart constructor.
data ListReservationsResponse = ListReservationsResponse'
  { -- | The token that identifies which batch of results that you want to see.
    -- For example, you submit a ListReservations request with MaxResults set
    -- at 5. The service returns the first batch of results (up to 5) and a
    -- NextToken value. To see the next batch of results, you can submit the
    -- ListReservations request a second time and specify the NextToken value.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | A list of all reservations that have been purchased by this account in
    -- the current AWS Region.
    reservations :: Prelude.Maybe [Reservation],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'ListReservationsResponse' 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', 'listReservationsResponse_nextToken' - The token that identifies which batch of results that you want to see.
-- For example, you submit a ListReservations request with MaxResults set
-- at 5. The service returns the first batch of results (up to 5) and a
-- NextToken value. To see the next batch of results, you can submit the
-- ListReservations request a second time and specify the NextToken value.
--
-- 'reservations', 'listReservationsResponse_reservations' - A list of all reservations that have been purchased by this account in
-- the current AWS Region.
--
-- 'httpStatus', 'listReservationsResponse_httpStatus' - The response's http status code.
newListReservationsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  ListReservationsResponse
newListReservationsResponse pHttpStatus_ =
  ListReservationsResponse'
    { nextToken =
        Prelude.Nothing,
      reservations = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The token that identifies which batch of results that you want to see.
-- For example, you submit a ListReservations request with MaxResults set
-- at 5. The service returns the first batch of results (up to 5) and a
-- NextToken value. To see the next batch of results, you can submit the
-- ListReservations request a second time and specify the NextToken value.
listReservationsResponse_nextToken :: Lens.Lens' ListReservationsResponse (Prelude.Maybe Prelude.Text)
listReservationsResponse_nextToken = Lens.lens (\ListReservationsResponse' {nextToken} -> nextToken) (\s@ListReservationsResponse' {} a -> s {nextToken = a} :: ListReservationsResponse)

-- | A list of all reservations that have been purchased by this account in
-- the current AWS Region.
listReservationsResponse_reservations :: Lens.Lens' ListReservationsResponse (Prelude.Maybe [Reservation])
listReservationsResponse_reservations = Lens.lens (\ListReservationsResponse' {reservations} -> reservations) (\s@ListReservationsResponse' {} a -> s {reservations = a} :: ListReservationsResponse) Prelude.. Lens.mapping Lens.coerced

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

instance Prelude.NFData ListReservationsResponse where
  rnf ListReservationsResponse' {..} =
    Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf reservations
      `Prelude.seq` Prelude.rnf httpStatus