#!/usr/bin/python3

from __future__ import absolute_import, print_function, unicode_literals
# -*- coding: utf-8 -*-

import sys
import dbus
import dbus.service
from dbus.mainloop.glib import DBusGMainLoop
try:
  from gi.repository import GObject
except ImportError:
  import gobject as GObject

BUS_NAME = 'org.bluez'
PATH = '/org/bluez'
ADAPTER_INTERFACE = 'org.bluez.Adapter1'
HEALTH_MANAGER_INTERFACE = 'org.bluez.HealthManager1'
HEALTH_DEVICE_INTERFACE = 'org.bluez.HealthDevice1'

DBusGMainLoop(set_as_default=True)
loop = GObject.MainLoop()

bus = dbus.SystemBus()

def sig_received(*args, **kwargs):
	if "member" not in kwargs:
		return
	if "path" not in kwargs:
		return;
	sig_name = kwargs["member"]
	path = kwargs["path"]
	print(sig_name)
	print(path)
	if sig_name == "PropertyChanged":
		k, v = args
		print(k)
		print(v)
	else:
		ob = args[0]
		print(ob)


def enter_mainloop():
	bus.add_signal_receiver(sig_received, bus_name=BUS_NAME,
				dbus_interface=HEALTH_DEVICE_INTERFACE,
				path_keyword="path",
				member_keyword="member",
				interface_keyword="interface")

	try:
		print("Entering main lopp, push Ctrl+C for finish")

		mainloop = GObject.MainLoop()
		mainloop.run()
	except KeyboardInterrupt:
		pass
	finally:
		print("Exiting, bye")

hdp_manager = dbus.Interface(bus.get_object(BUS_NAME, PATH),
						HEALTH_MANAGER_INTERFACE)

role = None
while role == None:
	print("Select 1. source or 2. sink: ",)
	try:
		sel = int(sys.stdin.readline())
		if sel == 1:
			role = "source"
		elif sel == 2:
			role = "sink"
		else:
			raise ValueError
	except (TypeError, ValueError):
		print("Wrong selection, try again: ",)
	except KeyboardInterrupt:
		sys.exit()

dtype = None
while dtype == None:
	print("Select a data type: ",)
	try:
		sel = int(sys.stdin.readline())
		if (sel < 0) or (sel > 65535):
			raise ValueError
		dtype = sel;
	except (TypeError, ValueError):
		print("Wrong selection, try again: ",)
	except KeyboardInterrupt:
		sys.exit()

pref = None
if role == "source":
	while pref == None:
		try:
			print("Select a preferred data channel type 1.",)
			print("reliable 2. streaming: ",)
			sel = int(sys.stdin.readline())
			if sel == 1:
				pref = "reliable"
			elif sel == 2:
				pref = "streaming"
			else:
				raise ValueError

		except (TypeError, ValueError):
			print("Wrong selection, try again")
		except KeyboardInterrupt:
			sys.exit()

	app_path = hdp_manager.CreateApplication({
					"DataType": dbus.types.UInt16(dtype),
					"Role": role,
					"Description": "Test Source",
					"ChannelType": pref})
else:
	app_path = hdp_manager.CreateApplication({
					"DataType": dbus.types.UInt16(dtype),
					"Description": "Test sink",
					"Role": role})

print("New application created:", app_path)

con = None
while con == None:
	try:
		print("Connect to a remote device (y/n)? ",)
		sel = sys.stdin.readline()
		if sel in ("y\n", "yes\n", "Y\n", "YES\n"):
			con = True
		elif sel in ("n\n", "no\n", "N\n", "NO\n"):
			con = False
		else:
			print("Wrong selection, try again.")
	except KeyboardInterrupt:
		sys.exit()

if not con:
	enter_mainloop()
	sys.exit()

manager = dbus.Interface(bus.get_object(BUS_NAME, "/"),
					"org.freedesktop.DBus.ObjectManager")

objects = manager.GetManagedObjects()
adapters = []

for path, ifaces in objects.iteritems():
	if ifaces.has_key(ADAPTER_INTERFACE):
		adapters.append(path)

i = 1
for ad in adapters:
	print("%d. %s" % (i, ad))
	i = i + 1

print("Select an adapter: ",)
select = None
while select == None:
	try:
		pos = int(sys.stdin.readline()) - 1
		if pos < 0:
			raise TypeError
		select = adapters[pos]
	except (TypeError, IndexError, ValueError):
		print("Wrong selection, try again: ",)
	except KeyboardInterrupt:
		sys.exit()

adapter = dbus.Interface(bus.get_object(BUS_NAME, select), ADAPTER_INTERFACE)

devices = []
for path, interfaces in objects.iteritems():
	if "org.bluez.Device1" not in interfaces:
		continue
	properties = interfaces["org.bluez.Device1"]
	if properties["Adapter"] != select:
		continue;

	if HEALTH_DEVICE_INTERFACE not in interfaces:
		continue
	devices.append(path)

if len(devices) == 0:
	print("No devices available")
	sys.exit()

i = 1
for dev in devices:
	print("%d. %s" % (i, dev))
	i = i + 1

print("Select a device: ",)
select = None
while select == None:
	try:
		pos = int(sys.stdin.readline()) - 1
		if pos < 0:
			raise TypeError
		select = devices[pos]
	except (TypeError, IndexError, ValueError):
		print("Wrong selection, try again: ",)
	except KeyboardInterrupt:
		sys.exit()

device = dbus.Interface(bus.get_object(BUS_NAME, select),
					HEALTH_DEVICE_INTERFACE)

echo = None
while echo == None:
	try:
		print("Perform an echo (y/n)? ",)
		sel = sys.stdin.readline()
		if sel in ("y\n", "yes\n", "Y\n", "YES\n"):
			echo = True
		elif sel in ("n\n", "no\n", "N\n", "NO\n"):
			echo = False
		else:
			print("Wrong selection, try again.")
	except KeyboardInterrupt:
		sys.exit()

if echo:
	if device.Echo():
		print("Echo was ok")
	else:
		print("Echo war wrong, exiting")
		sys.exit()

print("Connecting to device %s" % (select))

if role == "source":
	chan = device.CreateChannel(app_path, "reliable")
else:
	chan = device.CreateChannel(app_path, "any")

print(chan)

enter_mainloop()

hdp_manager.DestroyApplication(app_path)
