{-# 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.CloudWatch.DescribeInsightRules
-- 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 the Contributor Insights rules in your account.
--
-- For more information about Contributor Insights, see
-- <https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/ContributorInsights.html Using Contributor Insights to Analyze High-Cardinality Data>.
module Amazonka.CloudWatch.DescribeInsightRules
  ( -- * Creating a Request
    DescribeInsightRules (..),
    newDescribeInsightRules,

    -- * Request Lenses
    describeInsightRules_maxResults,
    describeInsightRules_nextToken,

    -- * Destructuring the Response
    DescribeInsightRulesResponse (..),
    newDescribeInsightRulesResponse,

    -- * Response Lenses
    describeInsightRulesResponse_insightRules,
    describeInsightRulesResponse_nextToken,
    describeInsightRulesResponse_httpStatus,
  )
where

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

-- | /See:/ 'newDescribeInsightRules' smart constructor.
data DescribeInsightRules = DescribeInsightRules'
  { -- | The maximum number of results to return in one operation. If you omit
    -- this parameter, the default of 500 is used.
    maxResults :: Prelude.Maybe Prelude.Natural,
    -- | Include this value, if it was returned by the previous operation, to get
    -- the next set of rules.
    nextToken :: Prelude.Maybe Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'DescribeInsightRules' 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', 'describeInsightRules_maxResults' - The maximum number of results to return in one operation. If you omit
-- this parameter, the default of 500 is used.
--
-- 'nextToken', 'describeInsightRules_nextToken' - Include this value, if it was returned by the previous operation, to get
-- the next set of rules.
newDescribeInsightRules ::
  DescribeInsightRules
newDescribeInsightRules =
  DescribeInsightRules'
    { maxResults = Prelude.Nothing,
      nextToken = Prelude.Nothing
    }

-- | The maximum number of results to return in one operation. If you omit
-- this parameter, the default of 500 is used.
describeInsightRules_maxResults :: Lens.Lens' DescribeInsightRules (Prelude.Maybe Prelude.Natural)
describeInsightRules_maxResults = Lens.lens (\DescribeInsightRules' {maxResults} -> maxResults) (\s@DescribeInsightRules' {} a -> s {maxResults = a} :: DescribeInsightRules)

-- | Include this value, if it was returned by the previous operation, to get
-- the next set of rules.
describeInsightRules_nextToken :: Lens.Lens' DescribeInsightRules (Prelude.Maybe Prelude.Text)
describeInsightRules_nextToken = Lens.lens (\DescribeInsightRules' {nextToken} -> nextToken) (\s@DescribeInsightRules' {} a -> s {nextToken = a} :: DescribeInsightRules)

instance Core.AWSRequest DescribeInsightRules where
  type
    AWSResponse DescribeInsightRules =
      DescribeInsightRulesResponse
  request overrides =
    Request.postQuery (overrides defaultService)
  response =
    Response.receiveXMLWrapper
      "DescribeInsightRulesResult"
      ( \s h x ->
          DescribeInsightRulesResponse'
            Prelude.<$> ( x
                            Data..@? "InsightRules"
                            Core..!@ Prelude.mempty
                            Prelude.>>= Core.may (Data.parseXMLList "member")
                        )
            Prelude.<*> (x Data..@? "NextToken")
            Prelude.<*> (Prelude.pure (Prelude.fromEnum s))
      )

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

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

instance Data.ToHeaders DescribeInsightRules where
  toHeaders = Prelude.const Prelude.mempty

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

instance Data.ToQuery DescribeInsightRules where
  toQuery DescribeInsightRules' {..} =
    Prelude.mconcat
      [ "Action"
          Data.=: ("DescribeInsightRules" :: Prelude.ByteString),
        "Version"
          Data.=: ("2010-08-01" :: Prelude.ByteString),
        "MaxResults" Data.=: maxResults,
        "NextToken" Data.=: nextToken
      ]

-- | /See:/ 'newDescribeInsightRulesResponse' smart constructor.
data DescribeInsightRulesResponse = DescribeInsightRulesResponse'
  { -- | The rules returned by the operation.
    insightRules :: Prelude.Maybe [InsightRule],
    -- | If this parameter is present, it is a token that marks the start of the
    -- next batch of returned results.
    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 'DescribeInsightRulesResponse' 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:
--
-- 'insightRules', 'describeInsightRulesResponse_insightRules' - The rules returned by the operation.
--
-- 'nextToken', 'describeInsightRulesResponse_nextToken' - If this parameter is present, it is a token that marks the start of the
-- next batch of returned results.
--
-- 'httpStatus', 'describeInsightRulesResponse_httpStatus' - The response's http status code.
newDescribeInsightRulesResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  DescribeInsightRulesResponse
newDescribeInsightRulesResponse pHttpStatus_ =
  DescribeInsightRulesResponse'
    { insightRules =
        Prelude.Nothing,
      nextToken = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The rules returned by the operation.
describeInsightRulesResponse_insightRules :: Lens.Lens' DescribeInsightRulesResponse (Prelude.Maybe [InsightRule])
describeInsightRulesResponse_insightRules = Lens.lens (\DescribeInsightRulesResponse' {insightRules} -> insightRules) (\s@DescribeInsightRulesResponse' {} a -> s {insightRules = a} :: DescribeInsightRulesResponse) Prelude.. Lens.mapping Lens.coerced

-- | If this parameter is present, it is a token that marks the start of the
-- next batch of returned results.
describeInsightRulesResponse_nextToken :: Lens.Lens' DescribeInsightRulesResponse (Prelude.Maybe Prelude.Text)
describeInsightRulesResponse_nextToken = Lens.lens (\DescribeInsightRulesResponse' {nextToken} -> nextToken) (\s@DescribeInsightRulesResponse' {} a -> s {nextToken = a} :: DescribeInsightRulesResponse)

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

instance Prelude.NFData DescribeInsightRulesResponse where
  rnf DescribeInsightRulesResponse' {..} =
    Prelude.rnf insightRules
      `Prelude.seq` Prelude.rnf nextToken
      `Prelude.seq` Prelude.rnf httpStatus