{-# 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.Glue.GetSchema
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Describes the specified schema in detail.
module Amazonka.Glue.GetSchema
  ( -- * Creating a Request
    GetSchema (..),
    newGetSchema,

    -- * Request Lenses
    getSchema_schemaId,

    -- * Destructuring the Response
    GetSchemaResponse (..),
    newGetSchemaResponse,

    -- * Response Lenses
    getSchemaResponse_compatibility,
    getSchemaResponse_createdTime,
    getSchemaResponse_dataFormat,
    getSchemaResponse_description,
    getSchemaResponse_latestSchemaVersion,
    getSchemaResponse_nextSchemaVersion,
    getSchemaResponse_registryArn,
    getSchemaResponse_registryName,
    getSchemaResponse_schemaArn,
    getSchemaResponse_schemaCheckpoint,
    getSchemaResponse_schemaName,
    getSchemaResponse_schemaStatus,
    getSchemaResponse_updatedTime,
    getSchemaResponse_httpStatus,
  )
where

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

-- | /See:/ 'newGetSchema' smart constructor.
data GetSchema = GetSchema'
  { -- | This is a wrapper structure to contain schema identity fields. The
    -- structure contains:
    --
    -- -   SchemaId$SchemaArn: The Amazon Resource Name (ARN) of the schema.
    --     Either @SchemaArn@ or @SchemaName@ and @RegistryName@ has to be
    --     provided.
    --
    -- -   SchemaId$SchemaName: The name of the schema. Either @SchemaArn@ or
    --     @SchemaName@ and @RegistryName@ has to be provided.
    schemaId :: SchemaId
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'GetSchema' 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:
--
-- 'schemaId', 'getSchema_schemaId' - This is a wrapper structure to contain schema identity fields. The
-- structure contains:
--
-- -   SchemaId$SchemaArn: The Amazon Resource Name (ARN) of the schema.
--     Either @SchemaArn@ or @SchemaName@ and @RegistryName@ has to be
--     provided.
--
-- -   SchemaId$SchemaName: The name of the schema. Either @SchemaArn@ or
--     @SchemaName@ and @RegistryName@ has to be provided.
newGetSchema ::
  -- | 'schemaId'
  SchemaId ->
  GetSchema
newGetSchema pSchemaId_ =
  GetSchema' {schemaId = pSchemaId_}

-- | This is a wrapper structure to contain schema identity fields. The
-- structure contains:
--
-- -   SchemaId$SchemaArn: The Amazon Resource Name (ARN) of the schema.
--     Either @SchemaArn@ or @SchemaName@ and @RegistryName@ has to be
--     provided.
--
-- -   SchemaId$SchemaName: The name of the schema. Either @SchemaArn@ or
--     @SchemaName@ and @RegistryName@ has to be provided.
getSchema_schemaId :: Lens.Lens' GetSchema SchemaId
getSchema_schemaId = Lens.lens (\GetSchema' {schemaId} -> schemaId) (\s@GetSchema' {} a -> s {schemaId = a} :: GetSchema)

instance Core.AWSRequest GetSchema where
  type AWSResponse GetSchema = GetSchemaResponse
  request overrides =
    Request.postJSON (overrides defaultService)
  response =
    Response.receiveJSON
      ( \s h x ->
          GetSchemaResponse'
            Prelude.<$> (x Data..?> "Compatibility")
            Prelude.<*> (x Data..?> "CreatedTime")
            Prelude.<*> (x Data..?> "DataFormat")
            Prelude.<*> (x Data..?> "Description")
            Prelude.<*> (x Data..?> "LatestSchemaVersion")
            Prelude.<*> (x Data..?> "NextSchemaVersion")
            Prelude.<*> (x Data..?> "RegistryArn")
            Prelude.<*> (x Data..?> "RegistryName")
            Prelude.<*> (x Data..?> "SchemaArn")
            Prelude.<*> (x Data..?> "SchemaCheckpoint")
            Prelude.<*> (x Data..?> "SchemaName")
            Prelude.<*> (x Data..?> "SchemaStatus")
            Prelude.<*> (x Data..?> "UpdatedTime")
            Prelude.<*> (Prelude.pure (Prelude.fromEnum s))
      )

instance Prelude.Hashable GetSchema where
  hashWithSalt _salt GetSchema' {..} =
    _salt `Prelude.hashWithSalt` schemaId

instance Prelude.NFData GetSchema where
  rnf GetSchema' {..} = Prelude.rnf schemaId

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

instance Data.ToJSON GetSchema where
  toJSON GetSchema' {..} =
    Data.object
      ( Prelude.catMaybes
          [Prelude.Just ("SchemaId" Data..= schemaId)]
      )

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

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

-- | /See:/ 'newGetSchemaResponse' smart constructor.
data GetSchemaResponse = GetSchemaResponse'
  { -- | The compatibility mode of the schema.
    compatibility :: Prelude.Maybe Compatibility,
    -- | The date and time the schema was created.
    createdTime :: Prelude.Maybe Prelude.Text,
    -- | The data format of the schema definition. Currently @AVRO@, @JSON@ and
    -- @PROTOBUF@ are supported.
    dataFormat :: Prelude.Maybe DataFormat,
    -- | A description of schema if specified when created
    description :: Prelude.Maybe Prelude.Text,
    -- | The latest version of the schema associated with the returned schema
    -- definition.
    latestSchemaVersion :: Prelude.Maybe Prelude.Natural,
    -- | The next version of the schema associated with the returned schema
    -- definition.
    nextSchemaVersion :: Prelude.Maybe Prelude.Natural,
    -- | The Amazon Resource Name (ARN) of the registry.
    registryArn :: Prelude.Maybe Prelude.Text,
    -- | The name of the registry.
    registryName :: Prelude.Maybe Prelude.Text,
    -- | The Amazon Resource Name (ARN) of the schema.
    schemaArn :: Prelude.Maybe Prelude.Text,
    -- | The version number of the checkpoint (the last time the compatibility
    -- mode was changed).
    schemaCheckpoint :: Prelude.Maybe Prelude.Natural,
    -- | The name of the schema.
    schemaName :: Prelude.Maybe Prelude.Text,
    -- | The status of the schema.
    schemaStatus :: Prelude.Maybe SchemaStatus,
    -- | The date and time the schema was updated.
    updatedTime :: 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 'GetSchemaResponse' 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:
--
-- 'compatibility', 'getSchemaResponse_compatibility' - The compatibility mode of the schema.
--
-- 'createdTime', 'getSchemaResponse_createdTime' - The date and time the schema was created.
--
-- 'dataFormat', 'getSchemaResponse_dataFormat' - The data format of the schema definition. Currently @AVRO@, @JSON@ and
-- @PROTOBUF@ are supported.
--
-- 'description', 'getSchemaResponse_description' - A description of schema if specified when created
--
-- 'latestSchemaVersion', 'getSchemaResponse_latestSchemaVersion' - The latest version of the schema associated with the returned schema
-- definition.
--
-- 'nextSchemaVersion', 'getSchemaResponse_nextSchemaVersion' - The next version of the schema associated with the returned schema
-- definition.
--
-- 'registryArn', 'getSchemaResponse_registryArn' - The Amazon Resource Name (ARN) of the registry.
--
-- 'registryName', 'getSchemaResponse_registryName' - The name of the registry.
--
-- 'schemaArn', 'getSchemaResponse_schemaArn' - The Amazon Resource Name (ARN) of the schema.
--
-- 'schemaCheckpoint', 'getSchemaResponse_schemaCheckpoint' - The version number of the checkpoint (the last time the compatibility
-- mode was changed).
--
-- 'schemaName', 'getSchemaResponse_schemaName' - The name of the schema.
--
-- 'schemaStatus', 'getSchemaResponse_schemaStatus' - The status of the schema.
--
-- 'updatedTime', 'getSchemaResponse_updatedTime' - The date and time the schema was updated.
--
-- 'httpStatus', 'getSchemaResponse_httpStatus' - The response's http status code.
newGetSchemaResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetSchemaResponse
newGetSchemaResponse pHttpStatus_ =
  GetSchemaResponse'
    { compatibility = Prelude.Nothing,
      createdTime = Prelude.Nothing,
      dataFormat = Prelude.Nothing,
      description = Prelude.Nothing,
      latestSchemaVersion = Prelude.Nothing,
      nextSchemaVersion = Prelude.Nothing,
      registryArn = Prelude.Nothing,
      registryName = Prelude.Nothing,
      schemaArn = Prelude.Nothing,
      schemaCheckpoint = Prelude.Nothing,
      schemaName = Prelude.Nothing,
      schemaStatus = Prelude.Nothing,
      updatedTime = Prelude.Nothing,
      httpStatus = pHttpStatus_
    }

-- | The compatibility mode of the schema.
getSchemaResponse_compatibility :: Lens.Lens' GetSchemaResponse (Prelude.Maybe Compatibility)
getSchemaResponse_compatibility = Lens.lens (\GetSchemaResponse' {compatibility} -> compatibility) (\s@GetSchemaResponse' {} a -> s {compatibility = a} :: GetSchemaResponse)

-- | The date and time the schema was created.
getSchemaResponse_createdTime :: Lens.Lens' GetSchemaResponse (Prelude.Maybe Prelude.Text)
getSchemaResponse_createdTime = Lens.lens (\GetSchemaResponse' {createdTime} -> createdTime) (\s@GetSchemaResponse' {} a -> s {createdTime = a} :: GetSchemaResponse)

-- | The data format of the schema definition. Currently @AVRO@, @JSON@ and
-- @PROTOBUF@ are supported.
getSchemaResponse_dataFormat :: Lens.Lens' GetSchemaResponse (Prelude.Maybe DataFormat)
getSchemaResponse_dataFormat = Lens.lens (\GetSchemaResponse' {dataFormat} -> dataFormat) (\s@GetSchemaResponse' {} a -> s {dataFormat = a} :: GetSchemaResponse)

-- | A description of schema if specified when created
getSchemaResponse_description :: Lens.Lens' GetSchemaResponse (Prelude.Maybe Prelude.Text)
getSchemaResponse_description = Lens.lens (\GetSchemaResponse' {description} -> description) (\s@GetSchemaResponse' {} a -> s {description = a} :: GetSchemaResponse)

-- | The latest version of the schema associated with the returned schema
-- definition.
getSchemaResponse_latestSchemaVersion :: Lens.Lens' GetSchemaResponse (Prelude.Maybe Prelude.Natural)
getSchemaResponse_latestSchemaVersion = Lens.lens (\GetSchemaResponse' {latestSchemaVersion} -> latestSchemaVersion) (\s@GetSchemaResponse' {} a -> s {latestSchemaVersion = a} :: GetSchemaResponse)

-- | The next version of the schema associated with the returned schema
-- definition.
getSchemaResponse_nextSchemaVersion :: Lens.Lens' GetSchemaResponse (Prelude.Maybe Prelude.Natural)
getSchemaResponse_nextSchemaVersion = Lens.lens (\GetSchemaResponse' {nextSchemaVersion} -> nextSchemaVersion) (\s@GetSchemaResponse' {} a -> s {nextSchemaVersion = a} :: GetSchemaResponse)

-- | The Amazon Resource Name (ARN) of the registry.
getSchemaResponse_registryArn :: Lens.Lens' GetSchemaResponse (Prelude.Maybe Prelude.Text)
getSchemaResponse_registryArn = Lens.lens (\GetSchemaResponse' {registryArn} -> registryArn) (\s@GetSchemaResponse' {} a -> s {registryArn = a} :: GetSchemaResponse)

-- | The name of the registry.
getSchemaResponse_registryName :: Lens.Lens' GetSchemaResponse (Prelude.Maybe Prelude.Text)
getSchemaResponse_registryName = Lens.lens (\GetSchemaResponse' {registryName} -> registryName) (\s@GetSchemaResponse' {} a -> s {registryName = a} :: GetSchemaResponse)

-- | The Amazon Resource Name (ARN) of the schema.
getSchemaResponse_schemaArn :: Lens.Lens' GetSchemaResponse (Prelude.Maybe Prelude.Text)
getSchemaResponse_schemaArn = Lens.lens (\GetSchemaResponse' {schemaArn} -> schemaArn) (\s@GetSchemaResponse' {} a -> s {schemaArn = a} :: GetSchemaResponse)

-- | The version number of the checkpoint (the last time the compatibility
-- mode was changed).
getSchemaResponse_schemaCheckpoint :: Lens.Lens' GetSchemaResponse (Prelude.Maybe Prelude.Natural)
getSchemaResponse_schemaCheckpoint = Lens.lens (\GetSchemaResponse' {schemaCheckpoint} -> schemaCheckpoint) (\s@GetSchemaResponse' {} a -> s {schemaCheckpoint = a} :: GetSchemaResponse)

-- | The name of the schema.
getSchemaResponse_schemaName :: Lens.Lens' GetSchemaResponse (Prelude.Maybe Prelude.Text)
getSchemaResponse_schemaName = Lens.lens (\GetSchemaResponse' {schemaName} -> schemaName) (\s@GetSchemaResponse' {} a -> s {schemaName = a} :: GetSchemaResponse)

-- | The status of the schema.
getSchemaResponse_schemaStatus :: Lens.Lens' GetSchemaResponse (Prelude.Maybe SchemaStatus)
getSchemaResponse_schemaStatus = Lens.lens (\GetSchemaResponse' {schemaStatus} -> schemaStatus) (\s@GetSchemaResponse' {} a -> s {schemaStatus = a} :: GetSchemaResponse)

-- | The date and time the schema was updated.
getSchemaResponse_updatedTime :: Lens.Lens' GetSchemaResponse (Prelude.Maybe Prelude.Text)
getSchemaResponse_updatedTime = Lens.lens (\GetSchemaResponse' {updatedTime} -> updatedTime) (\s@GetSchemaResponse' {} a -> s {updatedTime = a} :: GetSchemaResponse)

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

instance Prelude.NFData GetSchemaResponse where
  rnf GetSchemaResponse' {..} =
    Prelude.rnf compatibility
      `Prelude.seq` Prelude.rnf createdTime
      `Prelude.seq` Prelude.rnf dataFormat
      `Prelude.seq` Prelude.rnf description
      `Prelude.seq` Prelude.rnf latestSchemaVersion
      `Prelude.seq` Prelude.rnf nextSchemaVersion
      `Prelude.seq` Prelude.rnf registryArn
      `Prelude.seq` Prelude.rnf registryName
      `Prelude.seq` Prelude.rnf schemaArn
      `Prelude.seq` Prelude.rnf schemaCheckpoint
      `Prelude.seq` Prelude.rnf schemaName
      `Prelude.seq` Prelude.rnf schemaStatus
      `Prelude.seq` Prelude.rnf updatedTime
      `Prelude.seq` Prelude.rnf httpStatus