module Package
    require_relative "package/daemon"
    require_relative "package/client"

    ENDPOINT = "ipc:///tmp/zmq-rpc-demo"

    def self.make(name, scope)
        puts "making package named: #{name} at #{scope}"

        c = RpcClient.new(ENDPOINT, timeout_ms: 2000)
        begin
            puts "echo => #{c.call("echo", {"hello"=>"world"})}"
            puts "add  => #{c.call("add", [1, 2, 3.5])}"
            puts "time => #{c.call("time")}"
        rescue ::Timeout::Error
            warn "RPC timeout: is the daemon running and bound to #{ENDPOINT}?"
            warn "Start it with: ruby daemon.rb   (or your systemd service)"
        rescue => e
            warn "RPC error: #{e.class}: #{e.message}"
        ensure
            c.close
        end
    end

    def self.install(name, scope)
        puts "making package named: #{name} at #{scope}"
    end

    # gem install ffi-rzmq
    def self.daemon
        start_daemon(ENDPOINT)
    end
end