#!/usr/bin/python3

import dbus
import sys

bus = dbus.SystemBus()

if len(sys.argv) == 5:
	path = sys.argv[1]
	pin_type = sys.argv[2]
	old_pin = sys.argv[3]
	new_pin = sys.argv[4]
elif len(sys.argv) == 4:
	manager = dbus.Interface(bus.get_object('org.ofono', '/'),
					'org.ofono.Manager')
	modems = manager.GetModems()
	path = modems[0][0]
	pin_type = sys.argv[1]
	old_pin = sys.argv[2]
	new_pin = sys.argv[3]
else:
	print("%s [PATH] pin_type old_pin new_pin" % (sys.argv[0]))
	sys.exit(0)

print("Change %s for modem %s..." % (pin_type, path))

simmanager = dbus.Interface(bus.get_object('org.ofono', path),
				'org.ofono.SimManager')
simmanager.ChangePin(pin_type, old_pin, new_pin)