{-# LANGUAGE DataKinds          #-}
{-# LANGUAGE DeriveDataTypeable #-}
{-# LANGUAGE DeriveGeneric      #-}
{-# LANGUAGE FlexibleInstances  #-}
{-# LANGUAGE NoImplicitPrelude  #-}
{-# LANGUAGE OverloadedStrings  #-}
{-# LANGUAGE RecordWildCards    #-}
{-# LANGUAGE TypeFamilies       #-}
{-# LANGUAGE TypeOperators      #-}

{-# OPTIONS_GHC -fno-warn-duplicate-exports #-}
{-# OPTIONS_GHC -fno-warn-unused-binds      #-}
{-# OPTIONS_GHC -fno-warn-unused-imports    #-}

-- |
-- Module      : Network.Google.Resource.ReplicaPool.InstanceGroupManagers.DeleteInstances
-- Copyright   : (c) 2015-2016 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay <brendan.g.hay@gmail.com>
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Deletes the specified instances. The instances are deleted, then removed
-- from the instance group and any target pools of which they were a
-- member. The targetSize of the instance group manager is reduced by the
-- number of instances deleted.
--
-- /See:/ <https://developers.google.com/compute/docs/instance-groups/manager/v1beta2 Google Compute Engine Instance Group Manager API Reference> for @replicapool.instanceGroupManagers.deleteInstances@.
module Network.Google.Resource.ReplicaPool.InstanceGroupManagers.DeleteInstances
    (
    -- * REST Resource
      InstanceGroupManagersDeleteInstancesResource

    -- * Creating a Request
    , instanceGroupManagersDeleteInstances
    , InstanceGroupManagersDeleteInstances

    -- * Request Lenses
    , igmdiProject
    , igmdiInstanceGroupManager
    , igmdiZone
    , igmdiPayload
    ) where

import           Network.Google.Prelude
import           Network.Google.ReplicaPool.Types

-- | A resource alias for @replicapool.instanceGroupManagers.deleteInstances@ method which the
-- 'InstanceGroupManagersDeleteInstances' request conforms to.
type InstanceGroupManagersDeleteInstancesResource =
     "replicapool" :>
       "v1beta2" :>
         "projects" :>
           Capture "project" Text :>
             "zones" :>
               Capture "zone" Text :>
                 "instanceGroupManagers" :>
                   Capture "instanceGroupManager" Text :>
                     "deleteInstances" :>
                       QueryParam "alt" AltJSON :>
                         ReqBody '[JSON]
                           InstanceGroupManagersDeleteInstancesRequest
                           :> Post '[JSON] Operation

-- | Deletes the specified instances. The instances are deleted, then removed
-- from the instance group and any target pools of which they were a
-- member. The targetSize of the instance group manager is reduced by the
-- number of instances deleted.
--
-- /See:/ 'instanceGroupManagersDeleteInstances' smart constructor.
data InstanceGroupManagersDeleteInstances = InstanceGroupManagersDeleteInstances'
    { _igmdiProject              :: !Text
    , _igmdiInstanceGroupManager :: !Text
    , _igmdiZone                 :: !Text
    , _igmdiPayload              :: !InstanceGroupManagersDeleteInstancesRequest
    } deriving (Eq,Show,Data,Typeable,Generic)

-- | Creates a value of 'InstanceGroupManagersDeleteInstances' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'igmdiProject'
--
-- * 'igmdiInstanceGroupManager'
--
-- * 'igmdiZone'
--
-- * 'igmdiPayload'
instanceGroupManagersDeleteInstances
    :: Text -- ^ 'igmdiProject'
    -> Text -- ^ 'igmdiInstanceGroupManager'
    -> Text -- ^ 'igmdiZone'
    -> InstanceGroupManagersDeleteInstancesRequest -- ^ 'igmdiPayload'
    -> InstanceGroupManagersDeleteInstances
instanceGroupManagersDeleteInstances pIgmdiProject_ pIgmdiInstanceGroupManager_ pIgmdiZone_ pIgmdiPayload_ =
    InstanceGroupManagersDeleteInstances'
    { _igmdiProject = pIgmdiProject_
    , _igmdiInstanceGroupManager = pIgmdiInstanceGroupManager_
    , _igmdiZone = pIgmdiZone_
    , _igmdiPayload = pIgmdiPayload_
    }

-- | The Google Developers Console project name.
igmdiProject :: Lens' InstanceGroupManagersDeleteInstances Text
igmdiProject
  = lens _igmdiProject (\ s a -> s{_igmdiProject = a})

-- | The name of the instance group manager.
igmdiInstanceGroupManager :: Lens' InstanceGroupManagersDeleteInstances Text
igmdiInstanceGroupManager
  = lens _igmdiInstanceGroupManager
      (\ s a -> s{_igmdiInstanceGroupManager = a})

-- | The name of the zone in which the instance group manager resides.
igmdiZone :: Lens' InstanceGroupManagersDeleteInstances Text
igmdiZone
  = lens _igmdiZone (\ s a -> s{_igmdiZone = a})

-- | Multipart request metadata.
igmdiPayload :: Lens' InstanceGroupManagersDeleteInstances InstanceGroupManagersDeleteInstancesRequest
igmdiPayload
  = lens _igmdiPayload (\ s a -> s{_igmdiPayload = a})

instance GoogleRequest
         InstanceGroupManagersDeleteInstances where
        type Rs InstanceGroupManagersDeleteInstances =
             Operation
        type Scopes InstanceGroupManagersDeleteInstances =
             '["https://www.googleapis.com/auth/cloud-platform",
               "https://www.googleapis.com/auth/compute"]
        requestClient
          InstanceGroupManagersDeleteInstances'{..}
          = go _igmdiProject _igmdiZone
              _igmdiInstanceGroupManager
              (Just AltJSON)
              _igmdiPayload
              replicaPoolService
          where go
                  = buildClient
                      (Proxy ::
                         Proxy InstanceGroupManagersDeleteInstancesResource)
                      mempty