core, ui: relay reject rejoin (#6978)

src/Simplex/Chat/Store/SQLite/Migrations.hs

@@ -153,6 +153,7 @@ import Simplex.Chat.Store.SQLite.Migrations.M20260222_chat_relays
 import Simplex.Chat.Store.SQLite.Migrations.M20260403_item_viewed
 import Simplex.Chat.Store.SQLite.Migrations.M20260429_relay_request_retries
 import Simplex.Chat.Store.SQLite.Migrations.M20260507_relay_inactive_at
+import Simplex.Chat.Store.SQLite.Migrations.M20260514_relay_request_group_link_index
 import Simplex.Messaging.Agent.Store.Shared (Migration (..))
 
 schemaMigrations :: [(String, Query, Maybe Query)]
@@ -305,7 +306,8 @@ schemaMigrations =
     ("20260222_chat_relays", m20260222_chat_relays, Just down_m20260222_chat_relays),
     ("20260403_item_viewed", m20260403_item_viewed, Just down_m20260403_item_viewed),
     ("20260429_relay_request_retries", m20260429_relay_request_retries, Just down_m20260429_relay_request_retries),
-    ("20260507_relay_inactive_at", m20260507_relay_inactive_at, Just down_m20260507_relay_inactive_at)
+    ("20260507_relay_inactive_at", m20260507_relay_inactive_at, Just down_m20260507_relay_inactive_at),
+    ("20260514_relay_request_group_link_index", m20260514_relay_request_group_link_index, Just down_m20260514_relay_request_group_link_index)
   ]
 
 -- | The list of migrations in ascending order by date

src/Simplex/Chat/Store/SQLite/Migrations/M20260514_relay_request_group_link_index.hs

@@ -0,0 +1,20 @@
+{-# LANGUAGE QuasiQuotes #-}
+
+module Simplex.Chat.Store.SQLite.Migrations.M20260514_relay_request_group_link_index where
+
+import Database.SQLite.Simple (Query)
+import Database.SQLite.Simple.QQ (sql)
+
+m20260514_relay_request_group_link_index :: Query
+m20260514_relay_request_group_link_index =
+  [sql|
+CREATE INDEX idx_groups_relay_request_group_link
+  ON groups(user_id, relay_request_group_link)
+  WHERE relay_request_group_link IS NOT NULL;
+|]
+
+down_m20260514_relay_request_group_link_index :: Query
+down_m20260514_relay_request_group_link_index =
+  [sql|
+DROP INDEX idx_groups_relay_request_group_link;
+|]

src/Simplex/Chat/Store/SQLite/Migrations/chat_query_plans.txt

@@ -3338,6 +3338,20 @@ SCAN CONSTANT ROW
 SCALAR SUBQUERY 1
 SCAN groups
 
+Query: 
+        SELECT EXISTS (
+          SELECT 1 FROM groups
+          WHERE user_id = ?
+            AND relay_request_group_link = ?
+            AND relay_own_status = ?
+          LIMIT 1
+        )
+      
+Plan:
+SCAN CONSTANT ROW
+SCALAR SUBQUERY 1
+SEARCH groups USING INDEX idx_groups_relay_request_group_link (user_id=? AND relay_request_group_link=?)
+
 Query: 
         SELECT agent_conn_id
         FROM connections
@@ -3955,15 +3969,6 @@ Query:
 Plan:
 SEARCH chat_items USING INDEX idx_chat_items_group_shared_msg_id (user_id=? AND group_id=? AND group_member_id=?)
 
-Query: 
-        UPDATE chat_items
-        SET item_deleted = ?, item_deleted_ts = ?, item_deleted_by_group_member_id = ?, updated_at = ?
-        WHERE user_id = ? AND group_id = ? AND msg_content_tag = ? AND item_deleted = ? AND item_sent = 0
-        RETURNING chat_item_id
-      
-Plan:
-SEARCH chat_items USING COVERING INDEX idx_chat_items_groups_msg_content_tag_deleted (user_id=? AND group_id=? AND msg_content_tag=? AND item_deleted=? AND item_sent=?)
-
 Query: 
         UPDATE chat_items
         SET item_deleted = ?, item_deleted_ts = ?, item_deleted_by_group_member_id = ?, updated_at = ?
@@ -4044,6 +4049,18 @@ Query:
 Plan:
 SEARCH groups USING INTEGER PRIMARY KEY (rowid=?)
 
+Query: 
+        UPDATE groups
+        SET relay_own_status = ?, relay_inactive_at = ?, updated_at = ?
+        WHERE user_id = ?
+          AND relay_request_group_link = (SELECT relay_request_group_link FROM groups WHERE group_id = ?)
+          AND relay_own_status = ?
+      
+Plan:
+SEARCH groups USING INDEX idx_groups_relay_request_group_link (user_id=? AND relay_request_group_link=?)
+SCALAR SUBQUERY 1
+SEARCH groups USING INTEGER PRIMARY KEY (rowid=?)
+
 Query: 
         UPDATE groups
         SET via_group_link_uri = ?, via_group_link_uri_hash = ?
@@ -6586,6 +6603,10 @@ Query: SELECT 1 FROM settings WHERE user_id = ? LIMIT 1
 Plan:
 SEARCH settings USING COVERING INDEX idx_settings_user_id (user_id=?)
 
+Query: SELECT COUNT(*) FROM groups WHERE relay_own_status IS NOT NULL
+Plan:
+SCAN groups
+
 Query: SELECT COUNT(1) FROM chat_item_versions WHERE chat_item_id = ?
 Plan:
 SEARCH chat_item_versions USING COVERING INDEX idx_chat_item_versions_chat_item_id (chat_item_id=?)
@@ -6801,6 +6822,10 @@ Query: SELECT group_id, conn_full_link_to_connect FROM groups WHERE user_id = ?
 Plan:
 SEARCH groups USING INDEX sqlite_autoindex_groups_2 (user_id=?)
 
+Query: SELECT group_id, relay_own_status FROM groups WHERE relay_own_status IS NOT NULL ORDER BY group_id
+Plan:
+SCAN groups
+
 Query: SELECT group_member_id FROM group_members WHERE user_id = ? AND contact_profile_id = ? AND group_member_id != ? LIMIT 1
 Plan:
 SEARCH group_members USING INDEX idx_group_members_user_id (user_id=?)
@@ -6865,6 +6890,10 @@ Query: SELECT relay_own_status FROM groups WHERE group_id = ?
 Plan:
 SEARCH groups USING INTEGER PRIMARY KEY (rowid=?)
 
+Query: SELECT relay_status FROM group_relays
+Plan:
+SCAN group_relays
+
 Query: SELECT relay_status FROM group_relays WHERE group_relay_id = ?
 Plan:
 SEARCH group_relays USING INTEGER PRIMARY KEY (rowid=?)

src/Simplex/Chat/Store/SQLite/Migrations/chat_schema.sql

@@ -1295,6 +1295,12 @@ CREATE INDEX idx_chat_items_groups_item_viewed ON chat_items(
   item_viewed,
   item_ts
 );
+CREATE INDEX idx_groups_relay_request_group_link
+ON groups(
+  user_id,
+  relay_request_group_link
+)
+WHERE relay_request_group_link IS NOT NULL;
 CREATE TRIGGER on_group_members_insert_update_summary
 AFTER INSERT ON group_members
 FOR EACH ROW