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Add generic OrderedMessages::find_messages.

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This commit is contained in:
levlam 2023-05-02 21:27:16 +03:00
parent 233984f1e3
commit d6ccdfeac6
2 changed files with 24 additions and 0 deletions
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21
td/telegram/OrderedMessage.cpp
View File

@ -169,4 +169,25 @@ vector<MessageId> OrderedMessages::find_messages_by_date(
return message_ids;
}
static void do_traverse_messages(const OrderedMessage *ordered_message,
const std::function<bool(MessageId)> &need_scan_older,
const std::function<bool(MessageId)> &need_scan_newer) {
if (ordered_message == nullptr) {
return;
}
if (need_scan_older(ordered_message->message_id)) {
do_traverse_messages(ordered_message->left.get(), need_scan_older, need_scan_newer);
}
if (need_scan_newer(ordered_message->message_id)) {
do_traverse_messages(ordered_message->right.get(), need_scan_older, need_scan_newer);
}
}
void OrderedMessages::traverse_messages(const std::function<bool(MessageId)> &need_scan_older,
const std::function<bool(MessageId)> &need_scan_newer) const {
do_traverse_messages(messages_.get(), need_scan_older, need_scan_newer);
}
} // namespace td

3
td/telegram/OrderedMessage.h
View File

@ -174,6 +174,9 @@ struct OrderedMessages {
vector<MessageId> find_messages_by_date(int32 min_date, int32 max_date,
const std::function<int32(MessageId)> &get_message_date) const;
void traverse_messages(const std::function<bool(MessageId)> &need_scan_older,
const std::function<bool(MessageId)> &need_scan_newer) const;
};
} // namespace td