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Fix infinite pagination properly now.

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This commit is contained in:
Nicolas Werner 2020-10-23 19:42:12 +02:00
parent 1ab20e0ee3
commit 4797b9fa96
4 changed files with 19 additions and 5 deletions
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13
src/Cache.cpp
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@ -2712,8 +2712,19 @@ Cache::saveOldMessages(const std::string &room_id, const mtx::responses::Message
}
}
if (res.chunk.empty())
if (res.chunk.empty()) {
if (lmdb::dbi_get(txn, orderDb, lmdb::val(&index, sizeof(index)), val)) {
auto orderEntry = json::parse(std::string_view(val.data(), val.size()));
orderEntry["prev_batch"] = res.end;
lmdb::dbi_put(txn,
orderDb,
lmdb::val(&index, sizeof(index)),
lmdb::val(orderEntry.dump()));
nhlog::db()->debug("saving '{}'", orderEntry.dump());
txn.commit();
}
return index;
}
std::string event_id_val;
for (const auto &e : res.chunk) {