de-duplicate events at final write stage (issue #4)

This commit is contained in:
Doug Hoyte
2023-01-11 16:59:53 -05:00
parent 5e62399844
commit 10a1417af7

View File

@ -170,15 +170,19 @@ void writeEvents(lmdb::txn &txn, quadrable::Quadrable &qdb, std::deque<EventToWr
auto changes = qdb.change();
std::vector<uint64_t> eventIdsToDelete;
std::set<quadrable::Key> seenAlready;
for (auto &ev : evs) {
const NostrIndex::Event *flat = flatbuffers::GetRoot<NostrIndex::Event>(ev.flatStr.data());
auto quadKey = flatEventToQuadrableKey(flat);
if (lookupEventById(txn, sv(flat->id()))) {
if (lookupEventById(txn, sv(flat->id())) || seenAlready.contains(quadKey)) {
ev.status = EventWriteStatus::Duplicate;
continue;
}
seenAlready.insert(quadKey);
if (env.lookup_Event__deletion(txn, std::string(sv(flat->id())) + std::string(sv(flat->pubkey())))) {
ev.status = EventWriteStatus::Deleted;
continue;
@ -223,7 +227,7 @@ void writeEvents(lmdb::txn &txn, quadrable::Quadrable &qdb, std::deque<EventToWr
}
if (ev.status == EventWriteStatus::Pending) {
changes.put(flatEventToQuadrableKey(flat), ev.jsonStr, &ev.nodeId);
changes.put(quadKey, ev.jsonStr, &ev.nodeId);
}
}