{-# LANGUAGE TemplateHaskell #-}

-- 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 Galley.Effects.MemberStore
  ( -- * Member store effect
    MemberStore (..),

    -- * Create members
    createMember,
    createMembers,
    createMembersInRemoteConversation,
    createBotMember,

    -- * Read members
    getLocalMember,
    getLocalMembers,
    getAllLocalMembers,
    getRemoteMember,
    getRemoteMembers,
    checkLocalMemberRemoteConv,
    selectRemoteMembers,
    getRemoteMembersByDomain,
    getLocalMembersByDomain,

    -- * Update members
    setSelfMember,
    setOtherMember,
    addMLSClients,
    planClientRemoval,
    removeMLSClients,
    removeAllMLSClients,
    lookupMLSClients,
    lookupMLSClientLeafIndices,

    -- * Delete members
    deleteMembers,
    deleteMembersInRemoteConversation,
  )
where

import Data.Domain
import Data.Id
import Data.Qualified
import Galley.API.MLS.Types
import Galley.Data.Services
import Galley.Types.Conversations.Members
import Galley.Types.ToUserRole
import Galley.Types.UserList
import Imports
import Polysemy
import Wire.API.Conversation.Member hiding (Member)
import Wire.API.MLS.Credential
import Wire.API.MLS.Group
import Wire.API.MLS.LeafNode
import Wire.API.Provider.Service

data MemberStore m a where
  CreateMembers :: (ToUserRole u) => ConvId -> UserList u -> MemberStore m ([LocalMember], [RemoteMember])
  CreateMembersInRemoteConversation :: Remote ConvId -> [UserId] -> MemberStore m ()
  CreateBotMember :: ServiceRef -> BotId -> ConvId -> MemberStore m BotMember
  GetLocalMember :: ConvId -> UserId -> MemberStore m (Maybe LocalMember)
  GetLocalMembers :: ConvId -> MemberStore m [LocalMember]
  GetAllLocalMembers :: MemberStore m [LocalMember]
  GetRemoteMember :: ConvId -> Remote UserId -> MemberStore m (Maybe RemoteMember)
  GetRemoteMembers :: ConvId -> MemberStore m [RemoteMember]
  CheckLocalMemberRemoteConv :: UserId -> Remote ConvId -> MemberStore m Bool
  SelectRemoteMembers :: [UserId] -> Remote ConvId -> MemberStore m ([UserId], Bool)
  SetSelfMember :: Qualified ConvId -> Local UserId -> MemberUpdate -> MemberStore m ()
  SetOtherMember :: Local ConvId -> Qualified UserId -> OtherMemberUpdate -> MemberStore m ()
  DeleteMembers :: ConvId -> UserList UserId -> MemberStore m ()
  DeleteMembersInRemoteConversation :: Remote ConvId -> [UserId] -> MemberStore m ()
  AddMLSClients :: GroupId -> Qualified UserId -> Set (ClientId, LeafIndex) -> MemberStore m ()
  PlanClientRemoval :: (Foldable f) => GroupId -> f ClientIdentity -> MemberStore m ()
  RemoveMLSClients :: GroupId -> Qualified UserId -> Set ClientId -> MemberStore m ()
  RemoveAllMLSClients :: GroupId -> MemberStore m ()
  LookupMLSClients :: GroupId -> MemberStore m ClientMap
  LookupMLSClientLeafIndices :: GroupId -> MemberStore m (ClientMap, IndexMap)
  GetRemoteMembersByDomain :: Domain -> MemberStore m [(ConvId, RemoteMember)]
  GetLocalMembersByDomain :: Domain -> MemberStore m [(ConvId, UserId)]

makeSem ''MemberStore

-- | Add a member to a local conversation, as an admin.
createMember :: (Member MemberStore r) => Local ConvId -> Local UserId -> Sem r [LocalMember]
createMember :: forall (r :: EffectRow).
Member MemberStore r =>
Local ConvId -> Local UserId -> Sem r [LocalMember]
createMember Local ConvId
c Local UserId
u = ([LocalMember], [RemoteMember]) -> [LocalMember]
forall a b. (a, b) -> a
fst (([LocalMember], [RemoteMember]) -> [LocalMember])
-> Sem r ([LocalMember], [RemoteMember]) -> Sem r [LocalMember]
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> ConvId -> UserList UserId -> Sem r ([LocalMember], [RemoteMember])
forall (r :: EffectRow) u.
(Member MemberStore r, ToUserRole u) =>
ConvId -> UserList u -> Sem r ([LocalMember], [RemoteMember])
createMembers (Local ConvId -> ConvId
forall (t :: QTag) a. QualifiedWithTag t a -> a
tUnqualified Local ConvId
c) ([UserId] -> [Remote UserId] -> UserList UserId
forall a. [a] -> [Remote a] -> UserList a
UserList [Local UserId -> UserId
forall (t :: QTag) a. QualifiedWithTag t a -> a
tUnqualified Local UserId
u] [])