{-# 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.CodeCommit.GetPullRequest
-- 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 information about a pull request in a specified repository.
module Amazonka.CodeCommit.GetPullRequest
  ( -- * Creating a Request
    GetPullRequest (..),
    newGetPullRequest,

    -- * Request Lenses
    getPullRequest_pullRequestId,

    -- * Destructuring the Response
    GetPullRequestResponse (..),
    newGetPullRequestResponse,

    -- * Response Lenses
    getPullRequestResponse_httpStatus,
    getPullRequestResponse_pullRequest,
  )
where

import Amazonka.CodeCommit.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:/ 'newGetPullRequest' smart constructor.
data GetPullRequest = GetPullRequest'
  { -- | The system-generated ID of the pull request. To get this ID, use
    -- ListPullRequests.
    pullRequestId :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetPullRequest' 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:
--
-- 'pullRequestId', 'getPullRequest_pullRequestId' - The system-generated ID of the pull request. To get this ID, use
-- ListPullRequests.
newGetPullRequest ::
  -- | 'pullRequestId'
  Prelude.Text ->
  GetPullRequest
newGetPullRequest pPullRequestId_ =
  GetPullRequest' {pullRequestId = pPullRequestId_}

-- | The system-generated ID of the pull request. To get this ID, use
-- ListPullRequests.
getPullRequest_pullRequestId :: Lens.Lens' GetPullRequest Prelude.Text
getPullRequest_pullRequestId = Lens.lens (\GetPullRequest' {pullRequestId} -> pullRequestId) (\s@GetPullRequest' {} a -> s {pullRequestId = a} :: GetPullRequest)

instance Core.AWSRequest GetPullRequest where
  type
    AWSResponse GetPullRequest =
      GetPullRequestResponse
  request overrides =
    Request.postJSON (overrides defaultService)
  response =
    Response.receiveJSON
      ( \s h x ->
          GetPullRequestResponse'
            Prelude.<$> (Prelude.pure (Prelude.fromEnum s))
            Prelude.<*> (x Data..:> "pullRequest")
      )

instance Prelude.Hashable GetPullRequest where
  hashWithSalt _salt GetPullRequest' {..} =
    _salt `Prelude.hashWithSalt` pullRequestId

instance Prelude.NFData GetPullRequest where
  rnf GetPullRequest' {..} = Prelude.rnf pullRequestId

instance Data.ToHeaders GetPullRequest where
  toHeaders =
    Prelude.const
      ( Prelude.mconcat
          [ "X-Amz-Target"
              Data.=# ( "CodeCommit_20150413.GetPullRequest" ::
                          Prelude.ByteString
                      ),
            "Content-Type"
              Data.=# ( "application/x-amz-json-1.1" ::
                          Prelude.ByteString
                      )
          ]
      )

instance Data.ToJSON GetPullRequest where
  toJSON GetPullRequest' {..} =
    Data.object
      ( Prelude.catMaybes
          [ Prelude.Just
              ("pullRequestId" Data..= pullRequestId)
          ]
      )

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

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

-- | /See:/ 'newGetPullRequestResponse' smart constructor.
data GetPullRequestResponse = GetPullRequestResponse'
  { -- | The response's http status code.
    httpStatus :: Prelude.Int,
    -- | Information about the specified pull request.
    pullRequest :: PullRequest
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetPullRequestResponse' 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:
--
-- 'httpStatus', 'getPullRequestResponse_httpStatus' - The response's http status code.
--
-- 'pullRequest', 'getPullRequestResponse_pullRequest' - Information about the specified pull request.
newGetPullRequestResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  -- | 'pullRequest'
  PullRequest ->
  GetPullRequestResponse
newGetPullRequestResponse pHttpStatus_ pPullRequest_ =
  GetPullRequestResponse'
    { httpStatus = pHttpStatus_,
      pullRequest = pPullRequest_
    }

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

-- | Information about the specified pull request.
getPullRequestResponse_pullRequest :: Lens.Lens' GetPullRequestResponse PullRequest
getPullRequestResponse_pullRequest = Lens.lens (\GetPullRequestResponse' {pullRequest} -> pullRequest) (\s@GetPullRequestResponse' {} a -> s {pullRequest = a} :: GetPullRequestResponse)

instance Prelude.NFData GetPullRequestResponse where
  rnf GetPullRequestResponse' {..} =
    Prelude.rnf httpStatus
      `Prelude.seq` Prelude.rnf pullRequest