module NostrManager
  class PublishEvent < NostrManagerService
    def initialize(event:, relay_url:)
      relay_name = URI.parse(relay_url).host
      @relay = Nostr::Relay.new(url: relay_url, name: relay_name)

      if event.is_a?(Nostr::Event)
        @event = event
      else
        @event = Nostr::Event.new(**event.symbolize_keys)
      end

      @client = Nostr::Client.new
    end

    def call
      client, relay, event = @client, @relay, @event
      log_prefix = "[nostr][#{relay.name}]"

      thread = Thread.new do
        client.on :connect do
          puts "#{log_prefix} Publishing #{event.id}..."
          client.publish event
        end

        client.on :error do |e|
          puts "#{log_prefix} Error: #{e}"
          puts "#{log_prefix} Closing thread..."
          thread.exit
        end

        client.on :message do |m|
          puts "#{log_prefix} Message: #{m}"
          msg = JSON.parse(m) rescue []
          if msg[0] == "OK" && msg[1] == event.id && msg[2]
            puts "#{log_prefix} Event published. Closing thread..."
          else
            puts "#{log_prefix} Unexpected message from relay. Closing thread..."
          end
          thread.exit
        end

        puts "#{log_prefix} Connecting to #{relay.url}..."
        client.connect relay
      end

      thread.join
    end
  end
end