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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/message.rs
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@@ -125,27 +125,16 @@ impl MsgId {
/// if all parts of the message are trashed with this flag. `true` if the user explicitly
/// deletes the message. As for trashing a partially downloaded message when replacing it with
/// a fully downloaded one, see `receive_imf::add_parts()`.
pub async fn trash(self, context: &Context, on_server: bool) -> Result<()> {
let chat_id = DC_CHAT_ID_TRASH;
let deleted_subst = match on_server {
true => ", deleted=1",
false => "",
};
pub(crate) async fn trash(self, context: &Context, on_server: bool) -> Result<()> {
context
.sql
.execute(
// If you change which information is removed here, also change delete_expired_messages() and
// which information receive_imf::add_parts() still adds to the db if the chat_id is TRASH
&format!(
"UPDATE msgs SET \
chat_id=?, txt='', txt_normalized=NULL, \
subject='', txt_raw='', \
mime_headers='', \
from_id=0, to_id=0, \
param=''{deleted_subst} \
WHERE id=?"
),
(chat_id, self),
// If you change which information is preserved here, also change
// `delete_expired_messages()` and which information `receive_imf::add_parts()`
// still adds to the db if chat_id is TRASH.
"INSERT OR REPLACE INTO msgs (id, rfc724_mid, timestamp, chat_id, deleted)
SELECT ?1, rfc724_mid, timestamp, ?, ? FROM msgs WHERE id=?1",
(self, DC_CHAT_ID_TRASH, on_server),
)
.await?;