akkounts/app/services/nostr_manager/fetch_latest_event.rb
2024-12-24 15:25:37 +01:00

45 lines
1.2 KiB
Ruby

module NostrManager
class FetchLatestEvent < NostrManagerService
TIMEOUT = 20
def initialize(relays:, filter:, max_events: 2)
@relays = relays
@filter = filter
@max_events = max_events
end
def call
received_events = 0
events = []
begin
Timeout.timeout(TIMEOUT) do
@relays.each do |url|
event = NostrManager::FetchEvent.call(filter: @filter, relay_url: url)
if event.present?
events << event if events.none? { |e| e["id"] == event["id"] }
received_events += 1
end
if received_events >= @max_events
Rails.logger.debug "Found #{@max_events} events, ending the search"
break
end
end
events.min_by { |e| e["created_at"] }
end
rescue Timeout::Error
if events.size == 1
Rails.logger.debug "[nostr] Timeout: only found 1 event within #{TIMEOUT} seconds for filter: #{@filter.inspect}"
events.first
else
Rails.logger.debug "[nostr] Timeout: no events found within #{TIMEOUT} seconds for filter: #{@filter.inspect}"
nil
end
end
end
end
end