core: prepare group link before creating the group (#6600)

* core: prepare group link before creating the group

* update group creation flow

* refactor

* comments

* update plan, schema, api docs/types

* store shared group ID and keys when joining relay groups

* query plans, api docs

src/Simplex/Chat/Store/Shared.hs

@@ -16,6 +16,7 @@
 
 module Simplex.Chat.Store.Shared where
 
+import Control.Applicative ((<|>))
 import Control.Exception (Exception)
 import qualified Control.Exception as E
 import Control.Monad
@@ -662,14 +663,16 @@ type PreparedGroupRow = (Maybe ConnReqContact, Maybe ShortLinkContact, BoolInt,
 
 type BusinessChatInfoRow = (Maybe BusinessChatType, Maybe MemberId, Maybe MemberId)
 
-type GroupInfoRow = (Int64, GroupName, GroupName, Text, Maybe Text, Text, Maybe Text, Maybe ImageData, Maybe ShortLinkContact) :. (Maybe MsgFilter, Maybe BoolInt, BoolInt, Maybe GroupPreferences, Maybe GroupMemberAdmission) :. (UTCTime, UTCTime, Maybe UTCTime, Maybe UTCTime) :. PreparedGroupRow :. BusinessChatInfoRow :. (BoolInt, Maybe RelayStatus, Maybe UIThemeEntityOverrides, Int64, Maybe CustomData, Maybe Int64, Int, Maybe ConnReqContact) :. GroupMemberRow
+type GroupKeysRow = (Maybe B64UrlByteString, Maybe C.PrivateKeyEd25519, Maybe C.PublicKeyEd25519, Maybe C.PrivateKeyEd25519)
 
-type GroupMemberRow = (GroupMemberId, GroupId, Int64, MemberId, VersionChat, VersionChat, GroupMemberRole, GroupMemberCategory, GroupMemberStatus, BoolInt, Maybe MemberRestrictionStatus) :. (Maybe Int64, Maybe GroupMemberId, ContactName, Maybe ContactId, ProfileId) :. ProfileRow :. (UTCTime, UTCTime) :. (Maybe UTCTime, Int64, Int64, Int64, Maybe UTCTime)
+type GroupInfoRow = (Int64, GroupName, GroupName, Text, Maybe Text, Text, Maybe Text, Maybe ImageData, Maybe ShortLinkContact) :. (Maybe MsgFilter, Maybe BoolInt, BoolInt, Maybe GroupPreferences, Maybe GroupMemberAdmission) :. (UTCTime, UTCTime, Maybe UTCTime, Maybe UTCTime) :. PreparedGroupRow :. BusinessChatInfoRow :. (BoolInt, Maybe RelayStatus, Maybe UIThemeEntityOverrides, Int64, Maybe CustomData, Maybe Int64, Int, Maybe ConnReqContact) :. GroupKeysRow :. GroupMemberRow
+
+type GroupMemberRow = (GroupMemberId, GroupId, Int64, MemberId, VersionChat, VersionChat, GroupMemberRole, GroupMemberCategory, GroupMemberStatus, BoolInt, Maybe MemberRestrictionStatus) :. (Maybe Int64, Maybe GroupMemberId, ContactName, Maybe ContactId, ProfileId) :. ProfileRow :. (UTCTime, UTCTime) :. (Maybe UTCTime, Int64, Int64, Int64, Maybe UTCTime, Maybe C.PublicKeyEd25519)
 
 type ProfileRow = (ProfileId, ContactName, Text, Maybe Text, Maybe ImageData, Maybe ConnLinkContact, Maybe ChatPeerType, LocalAlias, Maybe Preferences)
 
 toGroupInfo :: VersionRangeChat -> Int64 -> [ChatTagId] -> GroupInfoRow -> GroupInfo
-toGroupInfo vr userContactId chatTags ((groupId, localDisplayName, displayName, fullName, shortDescr, localAlias, description, image, groupLink) :. (enableNtfs_, sendRcpts, BI favorite, groupPreferences, memberAdmission) :. (createdAt, updatedAt, chatTs, userMemberProfileSentAt) :. preparedGroupRow :. businessRow :. (BI useRelays, relayOwnStatus, uiThemes, currentMembers, customData, chatItemTTL, membersRequireAttention, viaGroupLinkUri) :. userMemberRow) =
+toGroupInfo vr userContactId chatTags ((groupId, localDisplayName, displayName, fullName, shortDescr, localAlias, description, image, groupLink) :. (enableNtfs_, sendRcpts, BI favorite, groupPreferences, memberAdmission) :. (createdAt, updatedAt, chatTs, userMemberProfileSentAt) :. preparedGroupRow :. businessRow :. (BI useRelays, relayOwnStatus, uiThemes, currentMembers, customData, chatItemTTL, membersRequireAttention, viaGroupLinkUri) :. groupKeysRow :. userMemberRow) =
   let membership = (toGroupMember userContactId userMemberRow) {memberChatVRange = vr}
       chatSettings = ChatSettings {enableNtfs = fromMaybe MFAll enableNtfs_, sendRcpts = unBI <$> sendRcpts, favorite}
       fullGroupPreferences = mergeGroupPreferences groupPreferences
@@ -677,7 +680,8 @@ toGroupInfo vr userContactId chatTags ((groupId, localDisplayName, displayName,
       businessChat = toBusinessChatInfo businessRow
       preparedGroup = toPreparedGroup preparedGroupRow
       groupSummary = GroupSummary {currentMembers}
-   in GroupInfo {groupId, useRelays = BoolDef useRelays, relayOwnStatus, localDisplayName, groupProfile, localAlias, businessChat, fullGroupPreferences, membership, chatSettings, createdAt, updatedAt, chatTs, userMemberProfileSentAt, preparedGroup, chatTags, chatItemTTL, uiThemes, groupSummary, customData, membersRequireAttention, viaGroupLinkUri}
+      groupKeys = toGroupKeys groupKeysRow
+   in GroupInfo {groupId, useRelays = BoolDef useRelays, relayOwnStatus, localDisplayName, groupProfile, localAlias, businessChat, fullGroupPreferences, membership, chatSettings, createdAt, updatedAt, chatTs, userMemberProfileSentAt, preparedGroup, chatTags, chatItemTTL, uiThemes, groupSummary, customData, membersRequireAttention, viaGroupLinkUri, groupKeys}
 
 toPreparedGroup :: PreparedGroupRow -> Maybe PreparedGroup
 toPreparedGroup = \case
@@ -685,8 +689,15 @@ toPreparedGroup = \case
     Just PreparedGroup {connLinkToConnect = CCLink fullLink shortLink_, connLinkPreparedConnection, connLinkStartedConnection, welcomeSharedMsgId, requestSharedMsgId}
   _ -> Nothing
 
+toGroupKeys :: GroupKeysRow -> Maybe GroupKeys
+toGroupKeys = \case
+  (Just sharedGroupId, rootPrivKey_, rootPubKey_, Just memberPrivKey) ->
+    (\grk -> GroupKeys {sharedGroupId, groupRootKey = grk, memberPrivKey})
+      <$> (GRKPrivate <$> rootPrivKey_ <|> GRKPublic <$> rootPubKey_)
+  _ -> Nothing
+
 toGroupMember :: Int64 -> GroupMemberRow -> GroupMember
-toGroupMember userContactId ((groupMemberId, groupId, indexInGroup, memberId, minVer, maxVer, memberRole, memberCategory, memberStatus, BI showMessages, memberRestriction_) :. (invitedById, invitedByGroupMemberId, localDisplayName, memberContactId, memberContactProfileId) :. profileRow :. (createdAt, updatedAt) :. (supportChatTs_, supportChatUnread, supportChatMemberAttention, supportChatMentions, supportChatLastMsgFromMemberTs)) =
+toGroupMember userContactId ((groupMemberId, groupId, indexInGroup, memberId, minVer, maxVer, memberRole, memberCategory, memberStatus, BI showMessages, memberRestriction_) :. (invitedById, invitedByGroupMemberId, localDisplayName, memberContactId, memberContactProfileId) :. profileRow :. (createdAt, updatedAt) :. (supportChatTs_, supportChatUnread, supportChatMemberAttention, supportChatMentions, supportChatLastMsgFromMemberTs, memberPubKey)) =
   let memberProfile = rowToLocalProfile profileRow
       memberSettings = GroupMemberSettings {showMessages}
       blockedByAdmin = maybe False mrsBlocked memberRestriction_
@@ -713,7 +724,7 @@ groupMemberQuery =
       m.group_member_id, m.group_id, m.index_in_group, m.member_id, m.peer_chat_min_version, m.peer_chat_max_version, m.member_role, m.member_category, m.member_status, m.show_messages, m.member_restriction,
       m.invited_by, m.invited_by_group_member_id, m.local_display_name, m.contact_id, m.contact_profile_id, p.contact_profile_id, p.display_name, p.full_name, p.short_descr, p.image, p.contact_link, p.chat_peer_type, p.local_alias, p.preferences,
       m.created_at, m.updated_at,
-      m.support_chat_ts, m.support_chat_items_unread, m.support_chat_items_member_attention, m.support_chat_items_mentions, m.support_chat_last_msg_from_member_ts,
+      m.support_chat_ts, m.support_chat_items_unread, m.support_chat_items_member_attention, m.support_chat_items_mentions, m.support_chat_last_msg_from_member_ts, m.member_pub_key,
       c.connection_id, c.agent_conn_id, c.conn_level, c.via_contact, c.via_user_contact_link, c.via_group_link, c.group_link_id, c.xcontact_id, c.custom_user_profile_id,
       c.conn_status, c.conn_type, c.contact_conn_initiated, c.local_alias, c.contact_id, c.group_member_id, c.user_contact_link_id,
       c.created_at, c.security_code, c.security_code_verified_at, c.pq_support, c.pq_encryption, c.pq_snd_enabled, c.pq_rcv_enabled, c.auth_err_counter, c.quota_err_counter,
@@ -750,12 +761,13 @@ groupInfoQueryFields =
       g.business_chat, g.business_member_id, g.customer_member_id,
       g.use_relays, g.relay_own_status,
       g.ui_themes, g.summary_current_members_count, g.custom_data, g.chat_item_ttl, g.members_require_attention, g.via_group_link_uri,
+      g.shared_group_id, g.root_priv_key, g.root_pub_key, g.member_priv_key,
       -- GroupMember - membership
       mu.group_member_id, mu.group_id, mu.index_in_group, mu.member_id, mu.peer_chat_min_version, mu.peer_chat_max_version, mu.member_role, mu.member_category,
       mu.member_status, mu.show_messages, mu.member_restriction, mu.invited_by, mu.invited_by_group_member_id, mu.local_display_name, mu.contact_id, mu.contact_profile_id, pu.contact_profile_id,
       pu.display_name, pu.full_name, pu.short_descr, pu.image, pu.contact_link, pu.chat_peer_type, pu.local_alias, pu.preferences,
       mu.created_at, mu.updated_at,
-      mu.support_chat_ts, mu.support_chat_items_unread, mu.support_chat_items_member_attention, mu.support_chat_items_mentions, mu.support_chat_last_msg_from_member_ts
+      mu.support_chat_ts, mu.support_chat_items_unread, mu.support_chat_items_member_attention, mu.support_chat_items_mentions, mu.support_chat_last_msg_from_member_ts, mu.member_pub_key
   |]
 
 groupInfoQueryFrom :: Query