#!/usr/bin/env python

# Notes:
# Python requests: https://2.python-requests.org/en/master/
# IRequest interface: https://twistedmatrix.com/documents/current/api/twisted.web.iweb.IRequest.html
# IResource interface: https://twistedmatrix.com/documents/current/api/twisted.web.resource.IResource.html
# Twisted TDD: https://twistedmatrix.com/documents/current/core/howto/trial.html
# Hypothesis: https://hypothesis.readthedocs.io/en/latest/
# Going Async from Flask to Twisted Klein: https://crossbario.com/blog/Going-Asynchronous-from-Flask-to-Twisted-Klein/
# Klein POST docs: https://klein.readthedocs.io/en/latest/examples/handlingpost.html

from klein import Klein
from twisted.trial import unittest
from twisted.web.iweb import IRequest
from kleintest import *

import hashlib
import mock
import os.path
import shutil
import tempfile

class MEDAServer:
	app = Klein()

	def store(self):
		pass

	@app.route('/')
	def home(request):
		return 'hello'

# twistd support
#medaserver = MEDAServer()
#resource = medaserver.app.resource

def main():
	from optparse import OptionParser

	parser = OptionParser()

	options, args = parser.parse_args()

	medaserver = MEDAServer()

	try:
		medaserver.app.run()
	finally:
		medaserver.store()

if __name__ == '__main__':	# pragma: no cover
	main()

class _TestCases(unittest.TestCase):
	def setUp(self):
		d = os.path.realpath(tempfile.mkdtemp())
		self.basetempdir = d
		self.medaserver = MEDAServer()
		self.requests = FakeRequests(self.medaserver.app)

	def tearDown(self):
		shutil.rmtree(self.basetempdir)
		self.basetempdir = None

	def test_404(self):
		h = hashlib.sha256(open('fixtures/testfiles/test.txt').read()).hexdigest()
		r = self.requests.get('/chash/%s' % h)
		self.assertEqual(r.status_code, 404)

	def test_addpubkey(self):
		import cli

		persona = cli.Persona()
		persona.generate_key()

	@mock.patch('server.MEDAServer.store')
	@mock.patch('klein.Klein.run')
	def test_appruns(self, kleinrun, storefun):
		main()

		kleinrun.assert_called()
		storefun.assert_called()