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feat: Preserve minimum info for trashed messages

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+ Make `MsgId::trash()` `pub(crate)`, not public.
+ In `delete_expired_messages()`, prepare SQL statements to be executed in a loop.
This commit is contained in:
iequidoo
2025-06-27 08:03:07 -03:00
committed by iequidoo
parent 2ee3675ba2
commit 3267126a33
3 changed files with 34 additions and 48 deletions
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25
src/ephemeral.rs
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@@ -466,23 +466,18 @@ pub(crate) async fn delete_expired_messages(context: &Context, now: i64) -> Resu
.transaction(|transaction| {
let mut msgs_changed = Vec::with_capacity(rows.len());
let mut webxdc_deleted = Vec::new();
// If you change which information is removed here, also change MsgId::trash() and
// which information receive_imf::add_parts() still adds to the db if the chat_id is TRASH
// If you change which information is preserved here, also change `MsgId::trash()`
// and other places it references.
let mut del_msg_stmt = transaction.prepare(
"INSERT OR REPLACE INTO msgs (id, rfc724_mid, timestamp, chat_id)
SELECT ?1, rfc724_mid, timestamp, ? FROM msgs WHERE id=?1",
)?;
let mut del_location_stmt =
transaction.prepare("DELETE FROM locations WHERE independent=1 AND id=?")?;
for (msg_id, chat_id, viewtype, location_id) in rows {
transaction.execute(
"UPDATE msgs
SET chat_id=?, txt='', txt_normalized=NULL, subject='', txt_raw='',
mime_headers='', from_id=0, to_id=0, param=''
WHERE id=?",
(DC_CHAT_ID_TRASH, msg_id),
)?;
del_msg_stmt.execute((msg_id, DC_CHAT_ID_TRASH))?;
if location_id > 0 {
transaction.execute(
"DELETE FROM locations WHERE independent=1 AND id=?",
(location_id,),
)?;
del_location_stmt.execute((location_id,))?;
}
msgs_changed.push((chat_id, msg_id));