-- 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/>.

module Brig.API.Util
  ( fetchUserIdentity,
    logInvitationCode,
    logEmail,
    exceptTToMaybe,
    ensureLocal,
  )
where

import Brig.API.Types
import Brig.App
import Control.Monad.Catch (throwM)
import Control.Monad.Trans.Except
import Data.Id
import Data.Maybe
import Data.Text qualified as T
import Data.Text.Ascii (AsciiText (toText))
import Imports
import Polysemy
import System.Logger (Msg)
import System.Logger qualified as Log
import Util.Logging (sha256String)
import Wire.API.User
import Wire.UserSubsystem

fetchUserIdentity :: (Member UserSubsystem r) => UserId -> AppT r (Maybe UserIdentity)
fetchUserIdentity uid = do
  luid <- qualifyLocal uid
  liftSem (getSelfProfile luid)
    >>= maybe
      (throwM $ UserProfileNotFound uid)
      (pure . userIdentity . selfUser)

logEmail :: EmailAddress -> (Msg -> Msg)
logEmail email =
  Log.field "email_sha256" (sha256String . T.pack . show $ email)

logInvitationCode :: InvitationCode -> (Msg -> Msg)
logInvitationCode code = Log.field "invitation_code" (toText $ fromInvitationCode code)

exceptTToMaybe :: (Monad m) => ExceptT e m () -> m (Maybe e)
exceptTToMaybe = (pure . either Just (const Nothing)) <=< runExceptT
