core, ios: mark files to receive from NSE, receive marked files on chat start (#2218)

src/Simplex/Chat/Migrations/M20230420_rcv_files_to_receive.hs

@@ -0,0 +1,18 @@
+{-# LANGUAGE QuasiQuotes #-}
+
+module Simplex.Chat.Migrations.M20230420_rcv_files_to_receive where
+
+import Database.SQLite.Simple (Query)
+import Database.SQLite.Simple.QQ (sql)
+
+m20230420_rcv_files_to_receive :: Query
+m20230420_rcv_files_to_receive =
+  [sql|
+ALTER TABLE rcv_files ADD COLUMN to_receive INTEGER;
+|]
+
+down_m20230420_rcv_files_to_receive :: Query
+down_m20230420_rcv_files_to_receive =
+  [sql|
+ALTER TABLE rcv_files DROP COLUMN to_receive;
+|]

src/Simplex/Chat/Migrations/chat_schema.sql

@@ -229,7 +229,8 @@ CREATE TABLE rcv_files(
   file_descr_id INTEGER NULL
   REFERENCES xftp_file_descriptions ON DELETE SET NULL,
   agent_rcv_file_id BLOB NULL,
-  agent_rcv_file_deleted INTEGER DEFAULT 0 CHECK(agent_rcv_file_deleted NOT NULL)
+  agent_rcv_file_deleted INTEGER DEFAULT 0 CHECK(agent_rcv_file_deleted NOT NULL),
+  to_receive INTEGER
 );
 CREATE TABLE snd_file_chunks(
   file_id INTEGER NOT NULL,