{-# LANGUAGE DeriveGeneric #-}
{-# LANGUAGE DuplicateRecordFields #-}
{-# LANGUAGE NamedFieldPuns #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE RecordWildCards #-}
{-# LANGUAGE StrictData #-}
{-# LANGUAGE NoImplicitPrelude #-}
{-# OPTIONS_GHC -fno-warn-unused-imports #-}
{-# OPTIONS_GHC -fno-warn-unused-matches #-}

-- Derived from AWS service descriptions, licensed under Apache 2.0.

-- |
-- Module      : Amazonka.EMR.Types.InstanceStatus
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
module Amazonka.EMR.Types.InstanceStatus where

import qualified Amazonka.Core as Core
import qualified Amazonka.Core.Lens.Internal as Lens
import qualified Amazonka.Data as Data
import Amazonka.EMR.Types.InstanceState
import Amazonka.EMR.Types.InstanceStateChangeReason
import Amazonka.EMR.Types.InstanceTimeline
import qualified Amazonka.Prelude as Prelude

-- | The instance status details.
--
-- /See:/ 'newInstanceStatus' smart constructor.
data InstanceStatus = InstanceStatus'
  { -- | The current state of the instance.
    state :: Prelude.Maybe InstanceState,
    -- | The details of the status change reason for the instance.
    stateChangeReason :: Prelude.Maybe InstanceStateChangeReason,
    -- | The timeline of the instance status over time.
    timeline :: Prelude.Maybe InstanceTimeline
  }
  deriving (Prelude.Eq, Prelude.Read, Prelude.Show, Prelude.Generic)

-- |
-- Create a value of 'InstanceStatus' 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:
--
-- 'state', 'instanceStatus_state' - The current state of the instance.
--
-- 'stateChangeReason', 'instanceStatus_stateChangeReason' - The details of the status change reason for the instance.
--
-- 'timeline', 'instanceStatus_timeline' - The timeline of the instance status over time.
newInstanceStatus ::
  InstanceStatus
newInstanceStatus =
  InstanceStatus'
    { state = Prelude.Nothing,
      stateChangeReason = Prelude.Nothing,
      timeline = Prelude.Nothing
    }

-- | The current state of the instance.
instanceStatus_state :: Lens.Lens' InstanceStatus (Prelude.Maybe InstanceState)
instanceStatus_state = Lens.lens (\InstanceStatus' {state} -> state) (\s@InstanceStatus' {} a -> s {state = a} :: InstanceStatus)

-- | The details of the status change reason for the instance.
instanceStatus_stateChangeReason :: Lens.Lens' InstanceStatus (Prelude.Maybe InstanceStateChangeReason)
instanceStatus_stateChangeReason = Lens.lens (\InstanceStatus' {stateChangeReason} -> stateChangeReason) (\s@InstanceStatus' {} a -> s {stateChangeReason = a} :: InstanceStatus)

-- | The timeline of the instance status over time.
instanceStatus_timeline :: Lens.Lens' InstanceStatus (Prelude.Maybe InstanceTimeline)
instanceStatus_timeline = Lens.lens (\InstanceStatus' {timeline} -> timeline) (\s@InstanceStatus' {} a -> s {timeline = a} :: InstanceStatus)

instance Data.FromJSON InstanceStatus where
  parseJSON =
    Data.withObject
      "InstanceStatus"
      ( \x ->
          InstanceStatus'
            Prelude.<$> (x Data..:? "State")
            Prelude.<*> (x Data..:? "StateChangeReason")
            Prelude.<*> (x Data..:? "Timeline")
      )

instance Prelude.Hashable InstanceStatus where
  hashWithSalt _salt InstanceStatus' {..} =
    _salt
      `Prelude.hashWithSalt` state
      `Prelude.hashWithSalt` stateChangeReason
      `Prelude.hashWithSalt` timeline

instance Prelude.NFData InstanceStatus where
  rnf InstanceStatus' {..} =
    Prelude.rnf state
      `Prelude.seq` Prelude.rnf stateChangeReason
      `Prelude.seq` Prelude.rnf timeline