{-# 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.GetMergeCommit
-- 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 information about a specified merge commit.
module Amazonka.CodeCommit.GetMergeCommit
  ( -- * Creating a Request
    GetMergeCommit (..),
    newGetMergeCommit,

    -- * Request Lenses
    getMergeCommit_conflictDetailLevel,
    getMergeCommit_conflictResolutionStrategy,
    getMergeCommit_repositoryName,
    getMergeCommit_sourceCommitSpecifier,
    getMergeCommit_destinationCommitSpecifier,

    -- * Destructuring the Response
    GetMergeCommitResponse (..),
    newGetMergeCommitResponse,

    -- * Response Lenses
    getMergeCommitResponse_baseCommitId,
    getMergeCommitResponse_destinationCommitId,
    getMergeCommitResponse_mergedCommitId,
    getMergeCommitResponse_sourceCommitId,
    getMergeCommitResponse_httpStatus,
  )
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:/ 'newGetMergeCommit' smart constructor.
data GetMergeCommit = GetMergeCommit'
  { -- | The level of conflict detail to use. If unspecified, the default
    -- FILE_LEVEL is used, which returns a not-mergeable result if the same
    -- file has differences in both branches. If LINE_LEVEL is specified, a
    -- conflict is considered not mergeable if the same file in both branches
    -- has differences on the same line.
    conflictDetailLevel :: Prelude.Maybe ConflictDetailLevelTypeEnum,
    -- | Specifies which branch to use when resolving conflicts, or whether to
    -- attempt automatically merging two versions of a file. The default is
    -- NONE, which requires any conflicts to be resolved manually before the
    -- merge operation is successful.
    conflictResolutionStrategy :: Prelude.Maybe ConflictResolutionStrategyTypeEnum,
    -- | The name of the repository that contains the merge commit about which
    -- you want to get information.
    repositoryName :: Prelude.Text,
    -- | The branch, tag, HEAD, or other fully qualified reference used to
    -- identify a commit (for example, a branch name or a full commit ID).
    sourceCommitSpecifier :: Prelude.Text,
    -- | The branch, tag, HEAD, or other fully qualified reference used to
    -- identify a commit (for example, a branch name or a full commit ID).
    destinationCommitSpecifier :: Prelude.Text
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetMergeCommit' 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:
--
-- 'conflictDetailLevel', 'getMergeCommit_conflictDetailLevel' - The level of conflict detail to use. If unspecified, the default
-- FILE_LEVEL is used, which returns a not-mergeable result if the same
-- file has differences in both branches. If LINE_LEVEL is specified, a
-- conflict is considered not mergeable if the same file in both branches
-- has differences on the same line.
--
-- 'conflictResolutionStrategy', 'getMergeCommit_conflictResolutionStrategy' - Specifies which branch to use when resolving conflicts, or whether to
-- attempt automatically merging two versions of a file. The default is
-- NONE, which requires any conflicts to be resolved manually before the
-- merge operation is successful.
--
-- 'repositoryName', 'getMergeCommit_repositoryName' - The name of the repository that contains the merge commit about which
-- you want to get information.
--
-- 'sourceCommitSpecifier', 'getMergeCommit_sourceCommitSpecifier' - The branch, tag, HEAD, or other fully qualified reference used to
-- identify a commit (for example, a branch name or a full commit ID).
--
-- 'destinationCommitSpecifier', 'getMergeCommit_destinationCommitSpecifier' - The branch, tag, HEAD, or other fully qualified reference used to
-- identify a commit (for example, a branch name or a full commit ID).
newGetMergeCommit ::
  -- | 'repositoryName'
  Prelude.Text ->
  -- | 'sourceCommitSpecifier'
  Prelude.Text ->
  -- | 'destinationCommitSpecifier'
  Prelude.Text ->
  GetMergeCommit
newGetMergeCommit
  pRepositoryName_
  pSourceCommitSpecifier_
  pDestinationCommitSpecifier_ =
    GetMergeCommit'
      { conflictDetailLevel =
          Prelude.Nothing,
        conflictResolutionStrategy = Prelude.Nothing,
        repositoryName = pRepositoryName_,
        sourceCommitSpecifier = pSourceCommitSpecifier_,
        destinationCommitSpecifier =
          pDestinationCommitSpecifier_
      }

-- | The level of conflict detail to use. If unspecified, the default
-- FILE_LEVEL is used, which returns a not-mergeable result if the same
-- file has differences in both branches. If LINE_LEVEL is specified, a
-- conflict is considered not mergeable if the same file in both branches
-- has differences on the same line.
getMergeCommit_conflictDetailLevel :: Lens.Lens' GetMergeCommit (Prelude.Maybe ConflictDetailLevelTypeEnum)
getMergeCommit_conflictDetailLevel = Lens.lens (\GetMergeCommit' {conflictDetailLevel} -> conflictDetailLevel) (\s@GetMergeCommit' {} a -> s {conflictDetailLevel = a} :: GetMergeCommit)

-- | Specifies which branch to use when resolving conflicts, or whether to
-- attempt automatically merging two versions of a file. The default is
-- NONE, which requires any conflicts to be resolved manually before the
-- merge operation is successful.
getMergeCommit_conflictResolutionStrategy :: Lens.Lens' GetMergeCommit (Prelude.Maybe ConflictResolutionStrategyTypeEnum)
getMergeCommit_conflictResolutionStrategy = Lens.lens (\GetMergeCommit' {conflictResolutionStrategy} -> conflictResolutionStrategy) (\s@GetMergeCommit' {} a -> s {conflictResolutionStrategy = a} :: GetMergeCommit)

-- | The name of the repository that contains the merge commit about which
-- you want to get information.
getMergeCommit_repositoryName :: Lens.Lens' GetMergeCommit Prelude.Text
getMergeCommit_repositoryName = Lens.lens (\GetMergeCommit' {repositoryName} -> repositoryName) (\s@GetMergeCommit' {} a -> s {repositoryName = a} :: GetMergeCommit)

-- | The branch, tag, HEAD, or other fully qualified reference used to
-- identify a commit (for example, a branch name or a full commit ID).
getMergeCommit_sourceCommitSpecifier :: Lens.Lens' GetMergeCommit Prelude.Text
getMergeCommit_sourceCommitSpecifier = Lens.lens (\GetMergeCommit' {sourceCommitSpecifier} -> sourceCommitSpecifier) (\s@GetMergeCommit' {} a -> s {sourceCommitSpecifier = a} :: GetMergeCommit)

-- | The branch, tag, HEAD, or other fully qualified reference used to
-- identify a commit (for example, a branch name or a full commit ID).
getMergeCommit_destinationCommitSpecifier :: Lens.Lens' GetMergeCommit Prelude.Text
getMergeCommit_destinationCommitSpecifier = Lens.lens (\GetMergeCommit' {destinationCommitSpecifier} -> destinationCommitSpecifier) (\s@GetMergeCommit' {} a -> s {destinationCommitSpecifier = a} :: GetMergeCommit)

instance Core.AWSRequest GetMergeCommit where
  type
    AWSResponse GetMergeCommit =
      GetMergeCommitResponse
  request overrides =
    Request.postJSON (overrides defaultService)
  response =
    Response.receiveJSON
      ( \s h x ->
          GetMergeCommitResponse'
            Prelude.<$> (x Data..?> "baseCommitId")
            Prelude.<*> (x Data..?> "destinationCommitId")
            Prelude.<*> (x Data..?> "mergedCommitId")
            Prelude.<*> (x Data..?> "sourceCommitId")
            Prelude.<*> (Prelude.pure (Prelude.fromEnum s))
      )

instance Prelude.Hashable GetMergeCommit where
  hashWithSalt _salt GetMergeCommit' {..} =
    _salt
      `Prelude.hashWithSalt` conflictDetailLevel
      `Prelude.hashWithSalt` conflictResolutionStrategy
      `Prelude.hashWithSalt` repositoryName
      `Prelude.hashWithSalt` sourceCommitSpecifier
      `Prelude.hashWithSalt` destinationCommitSpecifier

instance Prelude.NFData GetMergeCommit where
  rnf GetMergeCommit' {..} =
    Prelude.rnf conflictDetailLevel
      `Prelude.seq` Prelude.rnf conflictResolutionStrategy
      `Prelude.seq` Prelude.rnf repositoryName
      `Prelude.seq` Prelude.rnf sourceCommitSpecifier
      `Prelude.seq` Prelude.rnf destinationCommitSpecifier

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

instance Data.ToJSON GetMergeCommit where
  toJSON GetMergeCommit' {..} =
    Data.object
      ( Prelude.catMaybes
          [ ("conflictDetailLevel" Data..=)
              Prelude.<$> conflictDetailLevel,
            ("conflictResolutionStrategy" Data..=)
              Prelude.<$> conflictResolutionStrategy,
            Prelude.Just
              ("repositoryName" Data..= repositoryName),
            Prelude.Just
              ( "sourceCommitSpecifier"
                  Data..= sourceCommitSpecifier
              ),
            Prelude.Just
              ( "destinationCommitSpecifier"
                  Data..= destinationCommitSpecifier
              )
          ]
      )

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

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

-- | /See:/ 'newGetMergeCommitResponse' smart constructor.
data GetMergeCommitResponse = GetMergeCommitResponse'
  { -- | The commit ID of the merge base.
    baseCommitId :: Prelude.Maybe Prelude.Text,
    -- | The commit ID of the destination commit specifier that was used in the
    -- merge evaluation.
    destinationCommitId :: Prelude.Maybe Prelude.Text,
    -- | The commit ID for the merge commit created when the source branch was
    -- merged into the destination branch. If the fast-forward merge strategy
    -- was used, there is no merge commit.
    mergedCommitId :: Prelude.Maybe Prelude.Text,
    -- | The commit ID of the source commit specifier that was used in the merge
    -- evaluation.
    sourceCommitId :: 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 'GetMergeCommitResponse' 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:
--
-- 'baseCommitId', 'getMergeCommitResponse_baseCommitId' - The commit ID of the merge base.
--
-- 'destinationCommitId', 'getMergeCommitResponse_destinationCommitId' - The commit ID of the destination commit specifier that was used in the
-- merge evaluation.
--
-- 'mergedCommitId', 'getMergeCommitResponse_mergedCommitId' - The commit ID for the merge commit created when the source branch was
-- merged into the destination branch. If the fast-forward merge strategy
-- was used, there is no merge commit.
--
-- 'sourceCommitId', 'getMergeCommitResponse_sourceCommitId' - The commit ID of the source commit specifier that was used in the merge
-- evaluation.
--
-- 'httpStatus', 'getMergeCommitResponse_httpStatus' - The response's http status code.
newGetMergeCommitResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetMergeCommitResponse
newGetMergeCommitResponse pHttpStatus_ =
  GetMergeCommitResponse'
    { baseCommitId =
        Prelude.Nothing,
      destinationCommitId = Prelude.Nothing,
      mergedCommitId = Prelude.Nothing,
      sourceCommitId = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The commit ID of the merge base.
getMergeCommitResponse_baseCommitId :: Lens.Lens' GetMergeCommitResponse (Prelude.Maybe Prelude.Text)
getMergeCommitResponse_baseCommitId = Lens.lens (\GetMergeCommitResponse' {baseCommitId} -> baseCommitId) (\s@GetMergeCommitResponse' {} a -> s {baseCommitId = a} :: GetMergeCommitResponse)

-- | The commit ID of the destination commit specifier that was used in the
-- merge evaluation.
getMergeCommitResponse_destinationCommitId :: Lens.Lens' GetMergeCommitResponse (Prelude.Maybe Prelude.Text)
getMergeCommitResponse_destinationCommitId = Lens.lens (\GetMergeCommitResponse' {destinationCommitId} -> destinationCommitId) (\s@GetMergeCommitResponse' {} a -> s {destinationCommitId = a} :: GetMergeCommitResponse)

-- | The commit ID for the merge commit created when the source branch was
-- merged into the destination branch. If the fast-forward merge strategy
-- was used, there is no merge commit.
getMergeCommitResponse_mergedCommitId :: Lens.Lens' GetMergeCommitResponse (Prelude.Maybe Prelude.Text)
getMergeCommitResponse_mergedCommitId = Lens.lens (\GetMergeCommitResponse' {mergedCommitId} -> mergedCommitId) (\s@GetMergeCommitResponse' {} a -> s {mergedCommitId = a} :: GetMergeCommitResponse)

-- | The commit ID of the source commit specifier that was used in the merge
-- evaluation.
getMergeCommitResponse_sourceCommitId :: Lens.Lens' GetMergeCommitResponse (Prelude.Maybe Prelude.Text)
getMergeCommitResponse_sourceCommitId = Lens.lens (\GetMergeCommitResponse' {sourceCommitId} -> sourceCommitId) (\s@GetMergeCommitResponse' {} a -> s {sourceCommitId = a} :: GetMergeCommitResponse)

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

instance Prelude.NFData GetMergeCommitResponse where
  rnf GetMergeCommitResponse' {..} =
    Prelude.rnf baseCommitId
      `Prelude.seq` Prelude.rnf destinationCommitId
      `Prelude.seq` Prelude.rnf mergedCommitId
      `Prelude.seq` Prelude.rnf sourceCommitId
      `Prelude.seq` Prelude.rnf httpStatus