module NostrManager
  class PublishEvent < NostrManagerService
    def initialize(event: nil, relay_url: nil)
      relay_name = relay_url.gsub(/^ws(s):\/\//, "")
      @relay = Nostr::Relay.new(url: relay_url, name: relay_name)
      @event = case event.class
               when Nostr::Event
                 event
               when Hash
                 Nostr::Event.new(**event.symbolize_keys)
               # else
                 # TODO
                 # raise NotImplementedError
               end
      @client = Nostr::Client.new
    end

    def call
      client, relay, event = @client, @relay, @event

      client.on :connect do
        puts "Connected to #{relay.url}"
        puts "Publishing #{event.id}..."
        client.publish event
      end

      client.on :error do |e|
        # TODO log relay URL/name
        puts "Error: #{e}"
        puts "Closing thread..."
        Thread.exit
      end

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

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