{-# 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.Comprehend.DetectSentiment
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Inspects text and returns an inference of the prevailing sentiment
-- (@POSITIVE@, @NEUTRAL@, @MIXED@, or @NEGATIVE@).
module Amazonka.Comprehend.DetectSentiment
  ( -- * Creating a Request
    DetectSentiment (..),
    newDetectSentiment,

    -- * Request Lenses
    detectSentiment_text,
    detectSentiment_languageCode,

    -- * Destructuring the Response
    DetectSentimentResponse (..),
    newDetectSentimentResponse,

    -- * Response Lenses
    detectSentimentResponse_sentiment,
    detectSentimentResponse_sentimentScore,
    detectSentimentResponse_httpStatus,
  )
where

import Amazonka.Comprehend.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:/ 'newDetectSentiment' smart constructor.
data DetectSentiment = DetectSentiment'
  { -- | A UTF-8 text string. The maximum string size is 5 KB.
    --
    -- Amazon Comprehend performs real-time sentiment analysis on the first 500
    -- characters of the input text and ignores any additional text in the
    -- input.
    text :: Data.Sensitive Prelude.Text,
    -- | The language of the input documents. You can specify any of the primary
    -- languages supported by Amazon Comprehend. All documents must be in the
    -- same language.
    languageCode :: LanguageCode
  }
  deriving (Prelude.Eq, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'DetectSentiment' 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:
--
-- 'text', 'detectSentiment_text' - A UTF-8 text string. The maximum string size is 5 KB.
--
-- Amazon Comprehend performs real-time sentiment analysis on the first 500
-- characters of the input text and ignores any additional text in the
-- input.
--
-- 'languageCode', 'detectSentiment_languageCode' - The language of the input documents. You can specify any of the primary
-- languages supported by Amazon Comprehend. All documents must be in the
-- same language.
newDetectSentiment ::
  -- | 'text'
  Prelude.Text ->
  -- | 'languageCode'
  LanguageCode ->
  DetectSentiment
newDetectSentiment pText_ pLanguageCode_ =
  DetectSentiment'
    { text =
        Data._Sensitive Lens.# pText_,
      languageCode = pLanguageCode_
    }

-- | A UTF-8 text string. The maximum string size is 5 KB.
--
-- Amazon Comprehend performs real-time sentiment analysis on the first 500
-- characters of the input text and ignores any additional text in the
-- input.
detectSentiment_text :: Lens.Lens' DetectSentiment Prelude.Text
detectSentiment_text = Lens.lens (\DetectSentiment' {text} -> text) (\s@DetectSentiment' {} a -> s {text = a} :: DetectSentiment) Prelude.. Data._Sensitive

-- | The language of the input documents. You can specify any of the primary
-- languages supported by Amazon Comprehend. All documents must be in the
-- same language.
detectSentiment_languageCode :: Lens.Lens' DetectSentiment LanguageCode
detectSentiment_languageCode = Lens.lens (\DetectSentiment' {languageCode} -> languageCode) (\s@DetectSentiment' {} a -> s {languageCode = a} :: DetectSentiment)

instance Core.AWSRequest DetectSentiment where
  type
    AWSResponse DetectSentiment =
      DetectSentimentResponse
  request overrides =
    Request.postJSON (overrides defaultService)
  response =
    Response.receiveJSON
      ( \s h x ->
          DetectSentimentResponse'
            Prelude.<$> (x Data..?> "Sentiment")
            Prelude.<*> (x Data..?> "SentimentScore")
            Prelude.<*> (Prelude.pure (Prelude.fromEnum s))
      )

instance Prelude.Hashable DetectSentiment where
  hashWithSalt _salt DetectSentiment' {..} =
    _salt
      `Prelude.hashWithSalt` text
      `Prelude.hashWithSalt` languageCode

instance Prelude.NFData DetectSentiment where
  rnf DetectSentiment' {..} =
    Prelude.rnf text
      `Prelude.seq` Prelude.rnf languageCode

instance Data.ToHeaders DetectSentiment where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "X-Amz-Target"
              Data.=# ( "Comprehend_20171127.DetectSentiment" ::
                          Prelude.ByteString
                      ),
            "Content-Type"
              Data.=# ( "application/x-amz-json-1.1" ::
                          Prelude.ByteString
                      )
          ]
      )

instance Data.ToJSON DetectSentiment where
  toJSON DetectSentiment' {..} =
    Data.object
      ( Prelude.catMaybes
          [ Prelude.Just ("Text" Data..= text),
            Prelude.Just ("LanguageCode" Data..= languageCode)
          ]
      )

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

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

-- | /See:/ 'newDetectSentimentResponse' smart constructor.
data DetectSentimentResponse = DetectSentimentResponse'
  { -- | The inferred sentiment that Amazon Comprehend has the highest level of
    -- confidence in.
    sentiment :: Prelude.Maybe SentimentType,
    -- | An object that lists the sentiments, and their corresponding confidence
    -- levels.
    sentimentScore :: Prelude.Maybe SentimentScore,
    -- | The response's http status code.
    httpStatus :: Prelude.Int
  }
  deriving (Prelude.Eq, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'DetectSentimentResponse' 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:
--
-- 'sentiment', 'detectSentimentResponse_sentiment' - The inferred sentiment that Amazon Comprehend has the highest level of
-- confidence in.
--
-- 'sentimentScore', 'detectSentimentResponse_sentimentScore' - An object that lists the sentiments, and their corresponding confidence
-- levels.
--
-- 'httpStatus', 'detectSentimentResponse_httpStatus' - The response's http status code.
newDetectSentimentResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  DetectSentimentResponse
newDetectSentimentResponse pHttpStatus_ =
  DetectSentimentResponse'
    { sentiment =
        Prelude.Nothing,
      sentimentScore = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The inferred sentiment that Amazon Comprehend has the highest level of
-- confidence in.
detectSentimentResponse_sentiment :: Lens.Lens' DetectSentimentResponse (Prelude.Maybe SentimentType)
detectSentimentResponse_sentiment = Lens.lens (\DetectSentimentResponse' {sentiment} -> sentiment) (\s@DetectSentimentResponse' {} a -> s {sentiment = a} :: DetectSentimentResponse)

-- | An object that lists the sentiments, and their corresponding confidence
-- levels.
detectSentimentResponse_sentimentScore :: Lens.Lens' DetectSentimentResponse (Prelude.Maybe SentimentScore)
detectSentimentResponse_sentimentScore = Lens.lens (\DetectSentimentResponse' {sentimentScore} -> sentimentScore) (\s@DetectSentimentResponse' {} a -> s {sentimentScore = a} :: DetectSentimentResponse)

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

instance Prelude.NFData DetectSentimentResponse where
  rnf DetectSentimentResponse' {..} =
    Prelude.rnf sentiment
      `Prelude.seq` Prelude.rnf sentimentScore
      `Prelude.seq` Prelude.rnf httpStatus