#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Copyright 2014-2017 Vincent Noel (vincent.noel@butantan.gov.br)
#
# This file is part of libSigNetSim.
#
# libSigNetSim is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# libSigNetSim is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with libSigNetSim.  If not, see <http://www.gnu.org/licenses/>.

"""

	This file is made for 'high level' tests, using various components

"""

from libsignetsim.settings.Settings import Settings
from libsignetsim.model.ModelException import TagNotImplementedModelException, PackageNotImplementedModelException
from libsignetsim.model.ModelException import SbmlException
from libsignetsim.model.math.MathException import MathException
from libsignetsim.simulation.SimulationException import SimulationException
from libsignetsim.tests.biomodels.BiomodelsTestCaseSimulation import BiomodelsTestCaseSimulation

from unittest import TestCase
from time import time
from os import walk

class TestBiomodelsCompatibility(TestCase):
	""" Tests high level functions """

	CASES_PATH = "libsignetsim/tests/biomodels/cases"

	TIME_ECH = 5
	TIME_MAX = 100

	ABS_TOL = 1e-20
	REL_TOL = 1e-6

	KEEP_FILES = True
	TEST_EXPORT = False

	# Read/Write issue
	INCOMPATIBLE_CASES = []

	# COPASI Errors
	# Copasi Invalid state
	INCOMPATIBLE_CASES += ['BIOMD0000000127', 'BIOMD0000000226',
						'BIOMD0000000227', 'BIOMD0000000248',
						'BIOMD0000000250', 'BIOMD0000000255',
						'BIOMD0000000277']

	# TODO FIX
	INCOMPATIBLE_CASES += ['BIOMD0000000055', 'BIOMD0000000056',
						'BIOMD0000000059', 'BIOMD0000000071',
						'BIOMD0000000075', 'BIOMD0000000091',
						'BIOMD0000000096', 'BIOMD0000000097',
						'BIOMD0000000098', 'BIOMD0000000113',
						'BIOMD0000000118', 'BIOMD0000000121',
						'BIOMD0000000122', 'BIOMD0000000126',
						'BIOMD0000000129', 'BIOMD0000000130',
						'BIOMD0000000131', 'BIOMD0000000132',
						'BIOMD0000000133', 'BIOMD0000000134',
						'BIOMD0000000135', 'BIOMD0000000136',
						'BIOMD0000000137', 'BIOMD0000000141',
						'BIOMD0000000142', 'BIOMD0000000148',
						'BIOMD0000000158', 'BIOMD0000000161',
						'BIOMD0000000162', 'BIOMD0000000163',
						'BIOMD0000000166', 'BIOMD0000000179',
						'BIOMD0000000180', 'BIOMD0000000206',
						'BIOMD0000000208', 'BIOMD0000000234']


	START = ''
	STOP = 'BIOMD0000000200'

	def testTimeseriesBiomodels(self):

		result = True

		dirs = [dir[0].split('/')[-1] for dir in walk(self.CASES_PATH)]
		cases = [case for case in sorted(dirs) if case != "cases"]

		for i_modelId, modelId in enumerate(cases):

			if (
					(self.START != '' and i_modelId < cases.index(self.START))
				or
					(self.STOP != '' and i_modelId > cases.index(self.STOP))
			):
				pass

			elif modelId not in self.INCOMPATIBLE_CASES:

				if Settings.verbose >= 1 or Settings.verboseTiming >= 1:
					print ""

				try:
					t0 = time()
					case = BiomodelsTestCaseSimulation(

						modelId, time_ech=self.TIME_ECH, time_max=self.TIME_MAX,
						abs_tol=self.ABS_TOL, rel_tol=self.REL_TOL,
						test_export=self.TEST_EXPORT, keep_files=self.KEEP_FILES
					)
					res = case.run()

					if res >= 0:
						print "> %s : [OK] (%.2gs)" % (modelId, time()-t0)

					elif res == -2:
						print "> %s : [ERR, Incorrect values] (%.2gs)" % (modelId, time()-t0)
						result = False

					elif res == -3:
						print "> %s : [ERR, Incorrect times] (%.2gs)" % (modelId, time()-t0)
						result = False

					else:
						print "> %s : [ERR, Unknown error] (%.2gs)" % (modelId, time()-t0)
						result = False

				except TagNotImplementedModelException as e:
					print "> %s : [ERR, TAG INCOMPATIBLE] (%s)" % (modelId, e)

				except PackageNotImplementedModelException as e:
					print "> %s : [ERR, PACKAGE INCOMPATIBLE] (%s)" % (modelId, e)

				except SimulationException as e:
					print "> %s : [ERR, Simulation failed] (%s) (%.2gs)" % (modelId, e, time()-t0)
					result = False

				except MathException as e:
					print "> %s : [ERR, Math] (%s) (%.2gs)" % (modelId, e, time()-t0)
					result = False

				except SbmlException as e:
					print "> %s : [ERR, SBML] (%s) (%.2gs)" % (modelId, e, time()-t0)
					result = False

				except Exception as e:
					print "> %s : [ERR] (%s) (%.2gs)" % (modelId, e, time()-t0)
					result = False

			else:
				print "> %s : [Not Compatible]" % modelId

		self.assertEqual(result, True)