{-# 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.LexModels.GetMigrations
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Gets a list of migrations between Amazon Lex V1 and Amazon Lex V2.
module Amazonka.LexModels.GetMigrations
  ( -- * Creating a Request
    GetMigrations (..),
    newGetMigrations,

    -- * Request Lenses
    getMigrations_maxResults,
    getMigrations_migrationStatusEquals,
    getMigrations_nextToken,
    getMigrations_sortByAttribute,
    getMigrations_sortByOrder,
    getMigrations_v1BotNameContains,

    -- * Destructuring the Response
    GetMigrationsResponse (..),
    newGetMigrationsResponse,

    -- * Response Lenses
    getMigrationsResponse_migrationSummaries,
    getMigrationsResponse_nextToken,
    getMigrationsResponse_httpStatus,
  )
where

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

-- | /See:/ 'newGetMigrations' smart constructor.
data GetMigrations = GetMigrations'
  { -- | The maximum number of migrations to return in the response. The default
    -- is 10.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | Filters the list to contain only migrations in the specified state.
    migrationStatusEquals :: Prelude.Maybe MigrationStatus,
    -- | A pagination token that fetches the next page of migrations. If the
    -- response to this operation is truncated, Amazon Lex returns a pagination
    -- token in the response. To fetch the next page of migrations, specify the
    -- pagination token in the request.
    nextToken :: Prelude.Maybe Prelude.Text,
    -- | The field to sort the list of migrations by. You can sort by the Amazon
    -- Lex V1 bot name or the date and time that the migration was started.
    sortByAttribute :: Prelude.Maybe MigrationSortAttribute,
    -- | The order so sort the list.
    sortByOrder :: Prelude.Maybe SortOrder,
    -- | Filters the list to contain only bots whose name contains the specified
    -- string. The string is matched anywhere in bot name.
    v1BotNameContains :: Prelude.Maybe Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetMigrations' 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', 'getMigrations_maxResults' - The maximum number of migrations to return in the response. The default
-- is 10.
--
-- 'migrationStatusEquals', 'getMigrations_migrationStatusEquals' - Filters the list to contain only migrations in the specified state.
--
-- 'nextToken', 'getMigrations_nextToken' - A pagination token that fetches the next page of migrations. If the
-- response to this operation is truncated, Amazon Lex returns a pagination
-- token in the response. To fetch the next page of migrations, specify the
-- pagination token in the request.
--
-- 'sortByAttribute', 'getMigrations_sortByAttribute' - The field to sort the list of migrations by. You can sort by the Amazon
-- Lex V1 bot name or the date and time that the migration was started.
--
-- 'sortByOrder', 'getMigrations_sortByOrder' - The order so sort the list.
--
-- 'v1BotNameContains', 'getMigrations_v1BotNameContains' - Filters the list to contain only bots whose name contains the specified
-- string. The string is matched anywhere in bot name.
newGetMigrations ::
  GetMigrations
newGetMigrations =
  GetMigrations'
    { maxResults = Prelude.Nothing,
      migrationStatusEquals = Prelude.Nothing,
      nextToken = Prelude.Nothing,
      sortByAttribute = Prelude.Nothing,
      sortByOrder = Prelude.Nothing,
      v1BotNameContains = Prelude.Nothing
    }

-- | The maximum number of migrations to return in the response. The default
-- is 10.
getMigrations_maxResults :: Lens.Lens' GetMigrations (Prelude.Maybe Prelude.Natural)
getMigrations_maxResults = Lens.lens (\GetMigrations' {maxResults} -> maxResults) (\s@GetMigrations' {} a -> s {maxResults = a} :: GetMigrations)

-- | Filters the list to contain only migrations in the specified state.
getMigrations_migrationStatusEquals :: Lens.Lens' GetMigrations (Prelude.Maybe MigrationStatus)
getMigrations_migrationStatusEquals = Lens.lens (\GetMigrations' {migrationStatusEquals} -> migrationStatusEquals) (\s@GetMigrations' {} a -> s {migrationStatusEquals = a} :: GetMigrations)

-- | A pagination token that fetches the next page of migrations. If the
-- response to this operation is truncated, Amazon Lex returns a pagination
-- token in the response. To fetch the next page of migrations, specify the
-- pagination token in the request.
getMigrations_nextToken :: Lens.Lens' GetMigrations (Prelude.Maybe Prelude.Text)
getMigrations_nextToken = Lens.lens (\GetMigrations' {nextToken} -> nextToken) (\s@GetMigrations' {} a -> s {nextToken = a} :: GetMigrations)

-- | The field to sort the list of migrations by. You can sort by the Amazon
-- Lex V1 bot name or the date and time that the migration was started.
getMigrations_sortByAttribute :: Lens.Lens' GetMigrations (Prelude.Maybe MigrationSortAttribute)
getMigrations_sortByAttribute = Lens.lens (\GetMigrations' {sortByAttribute} -> sortByAttribute) (\s@GetMigrations' {} a -> s {sortByAttribute = a} :: GetMigrations)

-- | The order so sort the list.
getMigrations_sortByOrder :: Lens.Lens' GetMigrations (Prelude.Maybe SortOrder)
getMigrations_sortByOrder = Lens.lens (\GetMigrations' {sortByOrder} -> sortByOrder) (\s@GetMigrations' {} a -> s {sortByOrder = a} :: GetMigrations)

-- | Filters the list to contain only bots whose name contains the specified
-- string. The string is matched anywhere in bot name.
getMigrations_v1BotNameContains :: Lens.Lens' GetMigrations (Prelude.Maybe Prelude.Text)
getMigrations_v1BotNameContains = Lens.lens (\GetMigrations' {v1BotNameContains} -> v1BotNameContains) (\s@GetMigrations' {} a -> s {v1BotNameContains = a} :: GetMigrations)

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

instance Prelude.Hashable GetMigrations where
  hashWithSalt _salt GetMigrations' {..} =
    _salt
      `Prelude.hashWithSalt` maxResults
      `Prelude.hashWithSalt` migrationStatusEquals
      `Prelude.hashWithSalt` nextToken
      `Prelude.hashWithSalt` sortByAttribute
      `Prelude.hashWithSalt` sortByOrder
      `Prelude.hashWithSalt` v1BotNameContains

instance Prelude.NFData GetMigrations where
  rnf GetMigrations' {..} =
    Prelude.rnf maxResults
      `Prelude.seq` Prelude.rnf migrationStatusEquals
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf sortByAttribute
      `Prelude.seq` Prelude.rnf sortByOrder
      `Prelude.seq` Prelude.rnf v1BotNameContains

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

instance Data.ToPath GetMigrations where
  toPath = Prelude.const "/migrations"

instance Data.ToQuery GetMigrations where
  toQuery GetMigrations' {..} =
    Prelude.mconcat
      [ "maxResults" Data.=: maxResults,
        "migrationStatusEquals"
          Data.=: migrationStatusEquals,
        "nextToken" Data.=: nextToken,
        "sortByAttribute" Data.=: sortByAttribute,
        "sortByOrder" Data.=: sortByOrder,
        "v1BotNameContains" Data.=: v1BotNameContains
      ]

-- | /See:/ 'newGetMigrationsResponse' smart constructor.
data GetMigrationsResponse = GetMigrationsResponse'
  { -- | An array of summaries for migrations from Amazon Lex V1 to Amazon Lex
    -- V2. To see details of the migration, use the @migrationId@ from the
    -- summary in a call to the operation.
    migrationSummaries :: Prelude.Maybe [MigrationSummary],
    -- | If the response is truncated, it includes a pagination token that you
    -- can specify in your next request to fetch the next page of migrations.
    nextToken :: 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 'GetMigrationsResponse' 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:
--
-- 'migrationSummaries', 'getMigrationsResponse_migrationSummaries' - An array of summaries for migrations from Amazon Lex V1 to Amazon Lex
-- V2. To see details of the migration, use the @migrationId@ from the
-- summary in a call to the operation.
--
-- 'nextToken', 'getMigrationsResponse_nextToken' - If the response is truncated, it includes a pagination token that you
-- can specify in your next request to fetch the next page of migrations.
--
-- 'httpStatus', 'getMigrationsResponse_httpStatus' - The response's http status code.
newGetMigrationsResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetMigrationsResponse
newGetMigrationsResponse pHttpStatus_ =
  GetMigrationsResponse'
    { migrationSummaries =
        Prelude.Nothing,
      nextToken = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | An array of summaries for migrations from Amazon Lex V1 to Amazon Lex
-- V2. To see details of the migration, use the @migrationId@ from the
-- summary in a call to the operation.
getMigrationsResponse_migrationSummaries :: Lens.Lens' GetMigrationsResponse (Prelude.Maybe [MigrationSummary])
getMigrationsResponse_migrationSummaries = Lens.lens (\GetMigrationsResponse' {migrationSummaries} -> migrationSummaries) (\s@GetMigrationsResponse' {} a -> s {migrationSummaries = a} :: GetMigrationsResponse) Prelude.. Lens.mapping Lens.coerced

-- | If the response is truncated, it includes a pagination token that you
-- can specify in your next request to fetch the next page of migrations.
getMigrationsResponse_nextToken :: Lens.Lens' GetMigrationsResponse (Prelude.Maybe Prelude.Text)
getMigrationsResponse_nextToken = Lens.lens (\GetMigrationsResponse' {nextToken} -> nextToken) (\s@GetMigrationsResponse' {} a -> s {nextToken = a} :: GetMigrationsResponse)

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

instance Prelude.NFData GetMigrationsResponse where
  rnf GetMigrationsResponse' {..} =
    Prelude.rnf migrationSummaries
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf httpStatus