{-# LANGUAGE DeriveDataTypeable #-}
{-# LANGUAGE DeriveGeneric      #-}
{-# LANGUAGE OverloadedStrings  #-}
{-# LANGUAGE RecordWildCards    #-}
{-# LANGUAGE TypeFamilies       #-}

{-# OPTIONS_GHC -fno-warn-unused-imports #-}
{-# OPTIONS_GHC -fno-warn-unused-binds   #-}
{-# OPTIONS_GHC -fno-warn-unused-matches #-}

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

-- |
-- Module      : Network.AWS.EC2.AllocateAddress
-- Copyright   : (c) 2013-2016 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)
--
-- Acquires an Elastic IP address.
--
-- An Elastic IP address is for use either in the EC2-Classic platform or in a VPC. For more information, see <http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/elastic-ip-addresses-eip.html Elastic IP Addresses> in the /Amazon Elastic Compute Cloud User Guide/.
module Network.AWS.EC2.AllocateAddress
    (
    -- * Creating a Request
      allocateAddress
    , AllocateAddress
    -- * Request Lenses
    , aaDomain
    , aaDryRun

    -- * Destructuring the Response
    , allocateAddressResponse
    , AllocateAddressResponse
    -- * Response Lenses
    , aarsAllocationId
    , aarsDomain
    , aarsPublicIP
    , aarsResponseStatus
    ) where

import           Network.AWS.EC2.Types
import           Network.AWS.EC2.Types.Product
import           Network.AWS.Lens
import           Network.AWS.Prelude
import           Network.AWS.Request
import           Network.AWS.Response

-- | Contains the parameters for AllocateAddress.
--
-- /See:/ 'allocateAddress' smart constructor.
data AllocateAddress = AllocateAddress'
    { _aaDomain :: !(Maybe DomainType)
    , _aaDryRun :: !(Maybe Bool)
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'AllocateAddress' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'aaDomain'
--
-- * 'aaDryRun'
allocateAddress
    :: AllocateAddress
allocateAddress =
    AllocateAddress'
    { _aaDomain = Nothing
    , _aaDryRun = Nothing
    }

-- | Set to 'vpc' to allocate the address for use with instances in a VPC.
--
-- Default: The address is for use with instances in EC2-Classic.
aaDomain :: Lens' AllocateAddress (Maybe DomainType)
aaDomain = lens _aaDomain (\ s a -> s{_aaDomain = a});

-- | Checks whether you have the required permissions for the action, without actually making the request, and provides an error response. If you have the required permissions, the error response is 'DryRunOperation'. Otherwise, it is 'UnauthorizedOperation'.
aaDryRun :: Lens' AllocateAddress (Maybe Bool)
aaDryRun = lens _aaDryRun (\ s a -> s{_aaDryRun = a});

instance AWSRequest AllocateAddress where
        type Rs AllocateAddress = AllocateAddressResponse
        request = postQuery ec2
        response
          = receiveXML
              (\ s h x ->
                 AllocateAddressResponse' <$>
                   (x .@? "allocationId") <*> (x .@? "domain") <*>
                     (x .@? "publicIp")
                     <*> (pure (fromEnum s)))

instance Hashable AllocateAddress

instance NFData AllocateAddress

instance ToHeaders AllocateAddress where
        toHeaders = const mempty

instance ToPath AllocateAddress where
        toPath = const "/"

instance ToQuery AllocateAddress where
        toQuery AllocateAddress'{..}
          = mconcat
              ["Action" =: ("AllocateAddress" :: ByteString),
               "Version" =: ("2015-10-01" :: ByteString),
               "Domain" =: _aaDomain, "DryRun" =: _aaDryRun]

-- | Contains the output of AllocateAddress.
--
-- /See:/ 'allocateAddressResponse' smart constructor.
data AllocateAddressResponse = AllocateAddressResponse'
    { _aarsAllocationId   :: !(Maybe Text)
    , _aarsDomain         :: !(Maybe DomainType)
    , _aarsPublicIP       :: !(Maybe Text)
    , _aarsResponseStatus :: !Int
    } deriving (Eq,Read,Show,Data,Typeable,Generic)

-- | Creates a value of 'AllocateAddressResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'aarsAllocationId'
--
-- * 'aarsDomain'
--
-- * 'aarsPublicIP'
--
-- * 'aarsResponseStatus'
allocateAddressResponse
    :: Int -- ^ 'aarsResponseStatus'
    -> AllocateAddressResponse
allocateAddressResponse pResponseStatus_ =
    AllocateAddressResponse'
    { _aarsAllocationId = Nothing
    , _aarsDomain = Nothing
    , _aarsPublicIP = Nothing
    , _aarsResponseStatus = pResponseStatus_
    }

-- | [EC2-VPC] The ID that AWS assigns to represent the allocation of the Elastic IP address for use with instances in a VPC.
aarsAllocationId :: Lens' AllocateAddressResponse (Maybe Text)
aarsAllocationId = lens _aarsAllocationId (\ s a -> s{_aarsAllocationId = a});

-- | Indicates whether this Elastic IP address is for use with instances in EC2-Classic ('standard') or instances in a VPC ('vpc').
aarsDomain :: Lens' AllocateAddressResponse (Maybe DomainType)
aarsDomain = lens _aarsDomain (\ s a -> s{_aarsDomain = a});

-- | The Elastic IP address.
aarsPublicIP :: Lens' AllocateAddressResponse (Maybe Text)
aarsPublicIP = lens _aarsPublicIP (\ s a -> s{_aarsPublicIP = a});

-- | The response status code.
aarsResponseStatus :: Lens' AllocateAddressResponse Int
aarsResponseStatus = lens _aarsResponseStatus (\ s a -> s{_aarsResponseStatus = a});

instance NFData AllocateAddressResponse