{-# 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.Lightsail.GetRegions
-- 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 a list of all valid regions for Amazon Lightsail. Use the
-- @include availability zones@ parameter to also return the Availability
-- Zones in a region.
module Amazonka.Lightsail.GetRegions
  ( -- * Creating a Request
    GetRegions (..),
    newGetRegions,

    -- * Request Lenses
    getRegions_includeAvailabilityZones,
    getRegions_includeRelationalDatabaseAvailabilityZones,

    -- * Destructuring the Response
    GetRegionsResponse (..),
    newGetRegionsResponse,

    -- * Response Lenses
    getRegionsResponse_regions,
    getRegionsResponse_httpStatus,
  )
where

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

-- | /See:/ 'newGetRegions' smart constructor.
data GetRegions = GetRegions'
  { -- | A Boolean value indicating whether to also include Availability Zones in
    -- your get regions request. Availability Zones are indicated with a
    -- letter: e.g., @us-east-2a@.
    includeAvailabilityZones :: Prelude.Maybe Prelude.Bool,
    -- | A Boolean value indicating whether to also include Availability Zones
    -- for databases in your get regions request. Availability Zones are
    -- indicated with a letter (e.g., @us-east-2a@).
    includeRelationalDatabaseAvailabilityZones :: Prelude.Maybe Prelude.Bool
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetRegions' 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:
--
-- 'includeAvailabilityZones', 'getRegions_includeAvailabilityZones' - A Boolean value indicating whether to also include Availability Zones in
-- your get regions request. Availability Zones are indicated with a
-- letter: e.g., @us-east-2a@.
--
-- 'includeRelationalDatabaseAvailabilityZones', 'getRegions_includeRelationalDatabaseAvailabilityZones' - A Boolean value indicating whether to also include Availability Zones
-- for databases in your get regions request. Availability Zones are
-- indicated with a letter (e.g., @us-east-2a@).
newGetRegions ::
  GetRegions
newGetRegions =
  GetRegions'
    { includeAvailabilityZones =
        Prelude.Nothing,
      includeRelationalDatabaseAvailabilityZones =
        Prelude.Nothing
    }

-- | A Boolean value indicating whether to also include Availability Zones in
-- your get regions request. Availability Zones are indicated with a
-- letter: e.g., @us-east-2a@.
getRegions_includeAvailabilityZones :: Lens.Lens' GetRegions (Prelude.Maybe Prelude.Bool)
getRegions_includeAvailabilityZones = Lens.lens (\GetRegions' {includeAvailabilityZones} -> includeAvailabilityZones) (\s@GetRegions' {} a -> s {includeAvailabilityZones = a} :: GetRegions)

-- | A Boolean value indicating whether to also include Availability Zones
-- for databases in your get regions request. Availability Zones are
-- indicated with a letter (e.g., @us-east-2a@).
getRegions_includeRelationalDatabaseAvailabilityZones :: Lens.Lens' GetRegions (Prelude.Maybe Prelude.Bool)
getRegions_includeRelationalDatabaseAvailabilityZones = Lens.lens (\GetRegions' {includeRelationalDatabaseAvailabilityZones} -> includeRelationalDatabaseAvailabilityZones) (\s@GetRegions' {} a -> s {includeRelationalDatabaseAvailabilityZones = a} :: GetRegions)

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

instance Prelude.Hashable GetRegions where
  hashWithSalt _salt GetRegions' {..} =
    _salt
      `Prelude.hashWithSalt` includeAvailabilityZones
      `Prelude.hashWithSalt` includeRelationalDatabaseAvailabilityZones

instance Prelude.NFData GetRegions where
  rnf GetRegions' {..} =
    Prelude.rnf includeAvailabilityZones
      `Prelude.seq` Prelude.rnf
        includeRelationalDatabaseAvailabilityZones

instance Data.ToHeaders GetRegions where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "X-Amz-Target"
              Data.=# ( "Lightsail_20161128.GetRegions" ::
                          Prelude.ByteString
                      ),
            "Content-Type"
              Data.=# ( "application/x-amz-json-1.1" ::
                          Prelude.ByteString
                      )
          ]
      )

instance Data.ToJSON GetRegions where
  toJSON GetRegions' {..} =
    Data.object
      ( Prelude.catMaybes
          [ ("includeAvailabilityZones" Data..=)
              Prelude.<$> includeAvailabilityZones,
            ( "includeRelationalDatabaseAvailabilityZones"
                Data..=
            )
              Prelude.<$> includeRelationalDatabaseAvailabilityZones
          ]
      )

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

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

-- | /See:/ 'newGetRegionsResponse' smart constructor.
data GetRegionsResponse = GetRegionsResponse'
  { -- | An array of key-value pairs containing information about your get
    -- regions request.
    regions :: Prelude.Maybe [RegionInfo],
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetRegionsResponse' 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:
--
-- 'regions', 'getRegionsResponse_regions' - An array of key-value pairs containing information about your get
-- regions request.
--
-- 'httpStatus', 'getRegionsResponse_httpStatus' - The response's http status code.
newGetRegionsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetRegionsResponse
newGetRegionsResponse pHttpStatus_ =
  GetRegionsResponse'
    { regions = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | An array of key-value pairs containing information about your get
-- regions request.
getRegionsResponse_regions :: Lens.Lens' GetRegionsResponse (Prelude.Maybe [RegionInfo])
getRegionsResponse_regions = Lens.lens (\GetRegionsResponse' {regions} -> regions) (\s@GetRegionsResponse' {} a -> s {regions = a} :: GetRegionsResponse) Prelude.. Lens.mapping Lens.coerced

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

instance Prelude.NFData GetRegionsResponse where
  rnf GetRegionsResponse' {..} =
    Prelude.rnf regions
      `Prelude.seq` Prelude.rnf httpStatus