{-# 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.CognitoIdentity.GetIdentityPoolRoles
-- Copyright   : (c) 2013-2018 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay <brendan.g.hay+amazonka@gmail.com>
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Gets the roles for an identity pool.
--
--
-- You must use AWS Developer credentials to call this API.
--
module Network.AWS.CognitoIdentity.GetIdentityPoolRoles
    (
    -- * Creating a Request
      getIdentityPoolRoles
    , GetIdentityPoolRoles
    -- * Request Lenses
    , giprIdentityPoolId

    -- * Destructuring the Response
    , getIdentityPoolRolesResponse
    , GetIdentityPoolRolesResponse
    -- * Response Lenses
    , giprrsRoles
    , giprrsIdentityPoolId
    , giprrsRoleMappings
    , giprrsResponseStatus
    ) where

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

-- | Input to the @GetIdentityPoolRoles@ action.
--
--
--
-- /See:/ 'getIdentityPoolRoles' smart constructor.
newtype GetIdentityPoolRoles = GetIdentityPoolRoles'
  { _giprIdentityPoolId :: Text
  } deriving (Eq, Read, Show, Data, Typeable, Generic)


-- | Creates a value of 'GetIdentityPoolRoles' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'giprIdentityPoolId' - An identity pool ID in the format REGION:GUID.
getIdentityPoolRoles
    :: Text -- ^ 'giprIdentityPoolId'
    -> GetIdentityPoolRoles
getIdentityPoolRoles pIdentityPoolId_ =
  GetIdentityPoolRoles' {_giprIdentityPoolId = pIdentityPoolId_}


-- | An identity pool ID in the format REGION:GUID.
giprIdentityPoolId :: Lens' GetIdentityPoolRoles Text
giprIdentityPoolId = lens _giprIdentityPoolId (\ s a -> s{_giprIdentityPoolId = a})

instance AWSRequest GetIdentityPoolRoles where
        type Rs GetIdentityPoolRoles =
             GetIdentityPoolRolesResponse
        request = postJSON cognitoIdentity
        response
          = receiveJSON
              (\ s h x ->
                 GetIdentityPoolRolesResponse' <$>
                   (x .?> "Roles" .!@ mempty) <*>
                     (x .?> "IdentityPoolId")
                     <*> (x .?> "RoleMappings" .!@ mempty)
                     <*> (pure (fromEnum s)))

instance Hashable GetIdentityPoolRoles where

instance NFData GetIdentityPoolRoles where

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

instance ToJSON GetIdentityPoolRoles where
        toJSON GetIdentityPoolRoles'{..}
          = object
              (catMaybes
                 [Just ("IdentityPoolId" .= _giprIdentityPoolId)])

instance ToPath GetIdentityPoolRoles where
        toPath = const "/"

instance ToQuery GetIdentityPoolRoles where
        toQuery = const mempty

-- | Returned in response to a successful @GetIdentityPoolRoles@ operation.
--
--
--
-- /See:/ 'getIdentityPoolRolesResponse' smart constructor.
data GetIdentityPoolRolesResponse = GetIdentityPoolRolesResponse'
  { _giprrsRoles          :: !(Maybe (Map Text Text))
  , _giprrsIdentityPoolId :: !(Maybe Text)
  , _giprrsRoleMappings   :: !(Maybe (Map Text RoleMapping))
  , _giprrsResponseStatus :: !Int
  } deriving (Eq, Read, Show, Data, Typeable, Generic)


-- | Creates a value of 'GetIdentityPoolRolesResponse' with the minimum fields required to make a request.
--
-- Use one of the following lenses to modify other fields as desired:
--
-- * 'giprrsRoles' - The map of roles associated with this pool. Currently only authenticated and unauthenticated roles are supported.
--
-- * 'giprrsIdentityPoolId' - An identity pool ID in the format REGION:GUID.
--
-- * 'giprrsRoleMappings' - How users for a specific identity provider are to mapped to roles. This is a String-to-'RoleMapping' object map. The string identifies the identity provider, for example, "graph.facebook.com" or "cognito-idp-east-1.amazonaws.com/us-east-1_abcdefghi:app_client_id".
--
-- * 'giprrsResponseStatus' - -- | The response status code.
getIdentityPoolRolesResponse
    :: Int -- ^ 'giprrsResponseStatus'
    -> GetIdentityPoolRolesResponse
getIdentityPoolRolesResponse pResponseStatus_ =
  GetIdentityPoolRolesResponse'
    { _giprrsRoles = Nothing
    , _giprrsIdentityPoolId = Nothing
    , _giprrsRoleMappings = Nothing
    , _giprrsResponseStatus = pResponseStatus_
    }


-- | The map of roles associated with this pool. Currently only authenticated and unauthenticated roles are supported.
giprrsRoles :: Lens' GetIdentityPoolRolesResponse (HashMap Text Text)
giprrsRoles = lens _giprrsRoles (\ s a -> s{_giprrsRoles = a}) . _Default . _Map

-- | An identity pool ID in the format REGION:GUID.
giprrsIdentityPoolId :: Lens' GetIdentityPoolRolesResponse (Maybe Text)
giprrsIdentityPoolId = lens _giprrsIdentityPoolId (\ s a -> s{_giprrsIdentityPoolId = a})

-- | How users for a specific identity provider are to mapped to roles. This is a String-to-'RoleMapping' object map. The string identifies the identity provider, for example, "graph.facebook.com" or "cognito-idp-east-1.amazonaws.com/us-east-1_abcdefghi:app_client_id".
giprrsRoleMappings :: Lens' GetIdentityPoolRolesResponse (HashMap Text RoleMapping)
giprrsRoleMappings = lens _giprrsRoleMappings (\ s a -> s{_giprrsRoleMappings = a}) . _Default . _Map

-- | -- | The response status code.
giprrsResponseStatus :: Lens' GetIdentityPoolRolesResponse Int
giprrsResponseStatus = lens _giprrsResponseStatus (\ s a -> s{_giprrsResponseStatus = a})

instance NFData GetIdentityPoolRolesResponse where