import Crypto
import asyncio
import logging
import platform
import sys

from aiohttp.web import AppRunner, TCPSite

from . import views
from .application import app


def crypto_check():
	vers_split = platform.python_version().split('.')
	pip_command = 'pip3 uninstall pycrypto && pip3 install pycryptodome'

	if Crypto.__version__ != '2.6.1':
		return

	if int(vers_split[1]) > 7 and Crypto.__version__ == '2.6.1':
		logging.error('PyCrypto is broken on Python 3.8+. Please replace it with pycryptodome before running again. Exiting...')
		logging.error(pip_command)
		sys.exit()

	else:
		logging.warning('PyCrypto is old and should be replaced with pycryptodome')
		logging.warning(pip_command)


async def start_webserver():
	config = app['config']
	runner = AppRunner(app, access_log_format='%{X-Forwarded-For}i "%r" %s %b "%{Referer}i" "%{User-Agent}i"')

	logging.info(f'Starting webserver at {config.host} ({config.listen}:{config.port})')
	await runner.setup()

	site = TCPSite(runner, config.listen, config.port)
	await site.start()

def main():
	# web pages
	app.router.add_get('/', views.home)

	# endpoints
	app.router.add_post('/actor', views.inbox)
	app.router.add_post('/inbox', views.inbox)
	app.router.add_get('/actor', views.actor)
	app.router.add_get('/nodeinfo/2.0.json', views.nodeinfo_2_0)
	app.router.add_get('/.well-known/nodeinfo', views.nodeinfo_wellknown)
	app.router.add_get('/.well-known/webfinger', views.webfinger)

	if logging.DEBUG <= logging.root.level:
		app.router.add_get('/stats', views.stats)

	loop = asyncio.new_event_loop()
	asyncio.set_event_loop(loop)
	asyncio.ensure_future(start_webserver(), loop=loop)
	loop.run_forever()


if __name__ == '__main__':
	crypto_check()
	main()