content: -- This file is part of the Wire Server implementation.
  --
  -- Copyright (C) 2022 Wire Swiss GmbH <opensource@wire.com>
  --
  -- This program is free software: you can redistribute it and/or modify it under
  -- the terms of the GNU Affero General Public License as published by the Free
  -- Software Foundation, either version 3 of the License, or (at your option) any
  -- later version.
  --
  -- This program is distributed in the hope that it will be useful, but WITHOUT
  -- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  -- FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
  -- details.
  --
  -- You should have received a copy of the GNU Affero General Public License along
  -- with this program. If not, see <https://www.gnu.org/licenses/>.
  
  -- | General RPC utilities.
  module Brig.RPC where
  
  import Bilge
  import Bilge.RPC
  import Bilge.Retry
  import Brig.App
  import Control.Monad.Catch
  import Control.Retry
  import Data.Aeson
  import Data.ByteString.Lazy qualified as BL
  import Data.Text.Lazy qualified as LT
  import Imports
  import Network.HTTP.Types.Method
  import System.Logger.Class hiding (name, (.=))
  import Wire.ParseException
  import Wire.Rpc (x3)
  
  remote :: ByteString -> Msg -> Msg
  remote = field "remote"
  
  decodeBody :: (Typeable a, FromJSON a, MonadThrow m) => Text -> Response (Maybe BL.ByteString) -> m a
  decodeBody ctx = responseJsonThrow (ParseException ctx)
  
  cargoholdRequest ::
    (MonadReader Env m, MonadUnliftIO m, MonadMask m, MonadHttp m, HasRequestId m) =>
    StdMethod ->
    (Request -> Request) ->
    m (Response (Maybe BL.ByteString))
  cargoholdRequest = serviceRequest "cargohold" cargohold
  
  galleyRequest ::
    (MonadReader Env m, MonadUnliftIO m, MonadMask m, MonadHttp m, HasRequestId m) =>
    StdMethod ->
    (Request -> Request) ->
    m (Response (Maybe BL.ByteString))
  galleyRequest = serviceRequest "galley" galley
  
  serviceRequest ::
    (MonadReader Env m, MonadUnliftIO m, MonadMask m, MonadHttp m, HasRequestId m) =>
    LT.Text ->
    (Env -> Request) ->
    StdMethod ->
    (Request -> Request) ->
    m (Response (Maybe BL.ByteString))
  serviceRequest nm svc m r = do
    service <- asks svc
    serviceRequestImpl nm service m r
  
  serviceRequestImpl ::
    (MonadUnliftIO m, MonadMask m, MonadHttp m, HasRequestId m) =>
    LT.Text ->
    Request ->
    StdMethod ->
    (Request -> Request) ->
    m (Response (Maybe BL.ByteString))
  serviceRequestImpl nm service m r = do
    recovering x3 rpcHandlers $
      const $
        rpc' nm service (method m . r)
  