#!/usr/bin/env ruby
#
# This script allows you to cancel either a set of open Orders by their ids,
# or ALL Orders opened via IB API at once. The latter is useful when your
# robot goes crazy and opens gazillions of wrong limit orders.

require 'rubygems'
require 'pathname'
LIB_DIR = (Pathname.new(__FILE__).dirname + '../lib/').realpath.to_s
$LOAD_PATH.unshift LIB_DIR unless $LOAD_PATH.include?(LIB_DIR)

require 'bundler/setup'
require 'ib-ruby'

# First, connect to IB TWS.
ib = IB::Connection.new

# Subscribe to TWS alerts/errors and order-related messages
ib.subscribe(:Alert, :OpenOrder, :OrderStatus, :OpenOrderEnd) { |msg| puts msg.to_human }

if ARGV.empty?
  ib.send_message :RequestGlobalCancel
else
  ARGV.each { |order_id| ib.send_message :CancelOrder, :id => order_id.to_i }
end

ib.send_message :RequestAllOpenOrders

sleep 3