mod_storage_internal: Clear archive item count cache after experimental trim The previous count would be invalid at this point. Should be possible to math out how many items are left, but this is left as future work.

author: Kim Alvefur <zash@zash.se>
date: Sun, 26 Nov 2023 18:02:13 +0100
parent: 13344:958c759d3897
child: 13402:6877786d73d7
--- a/plugins/mod_storage_internal.lua	Sun Nov 26 17:41:38 2023 +0100
+++ b/plugins/mod_storage_internal.lua	Sun Nov 26 18:02:13 2023 +0100
@@ -348,6 +348,7 @@
 end
 
 function archive:trim(username, to_when)
+	local cache_key = jid_join(username, host, self.store);
 	local list, err = datamanager.list_open(username, host, self.store);
 	if not list then
 		if err == nil then
@@ -378,13 +379,14 @@
 	if i == 1 then return 0; end
 	local ok, err = datamanager.list_shift(username, host, self.store, i);
 	if not ok then return ok, err; end
+	archive_item_count_cache:set(cache_key, nil); -- TODO calculate how many items are left
 	return i-1;
 end
 
 function archive:delete(username, query)
 	local cache_key = jid_join(username, host, self.store);
 	if not query or next(query) == nil then
-		archive_item_count_cache:set(cache_key, nil);
+		archive_item_count_cache:set(cache_key, nil); -- nil because we don't check if the following succeeds
 		return datamanager.list_store(username, host, self.store, nil);
 	end