require "../src/ipc.cr"

class CLI
	class_property service_name           = "pong"
	class_property message      : String? = nil
	class_property type                   = 1
	class_property user_type              = 42
	class_property verbosity              = 1
	class_property rounds                 = 1
end

OptionParser.parse do |parser|
	parser.on "-s service_name", "--service-name service_name", "URI" do |optsn|
		CLI.service_name = optsn
	end

	parser.on "-v verbosity", "--verbosity verbosity", "Verbosity (0 = nothing is printed, 1 = only events, 2 = events and messages). Default: 1" do |optsn|
		CLI.verbosity = optsn.to_i
	end

	parser.on "-t message_type",
		"--type message_type",
		"(internal) message type." do |opt|
		CLI.type = opt.to_i
	end

	parser.on "-u user_message_type",
		"--user-type user_message_type",
		"Message type." do |opt|
		CLI.user_type = opt.to_i
	end


	parser.on "-r rounds", "--rounds count", "Number of messages sent." do |opt|
		CLI.rounds = opt.to_i
	end

	parser.on "-m message", "--message m", "Message to sent." do |opt|
		CLI.message = opt
	end

	parser.on "-h", "--help", "Show this help" do
		puts parser
		exit 0
	end
end


client = IPC::Client.new service_name
client.base_timer = 30_000 # 30 seconds
client.timer      = 30_000 # 30 seconds

server_fd = client.server_fd

if server_fd.nil?
	puts "there is no server_fd!!"
	exit 1
end

def info(message : String)
	puts message unless CLI.verbosity
end

message = IPC::Message.new server_fd, CLI.type.to_u8, CLI.user_type.to_u8, CLI.message

client.send message
client << 0

client.loop do |event|
	case event
	when IPC::Event::ExtraSocket
		info "reading on #{event.fd}"
		if event.fd == 0
			puts "reading on STDIN"
		end
	when IPC::Event::MessageReceived
		puts "\033[32mthere is a message\033[00m"
		puts event.message.to_s
		client.close
		exit
	end
end