#!/usr/bin/env python3

###############################################################################
#                                                                             #
# RMG - Reaction Mechanism Generator                                          #
#                                                                             #
# Copyright (c) 2002-2019 Prof. William H. Green (whgreen@mit.edu),           #
# Prof. Richard H. West (r.west@neu.edu) and the RMG Team (rmg_dev@mit.edu)   #
#                                                                             #
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import os
import os.path
import shutil
import unittest

from nose.plugins.attrib import attr

import rmgpy
from rmgpy.tools.fluxdiagram import create_flux_diagram


@attr('functional')
class FluxDiagramTest(unittest.TestCase):

    def test_avi_simple(self):
        folder = os.path.join(os.path.dirname(rmgpy.__file__), 'tools', 'data', 'flux')

        input_file = os.path.join(folder, 'input_simple.py')
        chemkin_file = os.path.join(folder, 'chemkin', 'chem.inp')
        dict_file = os.path.join(folder, 'chemkin', 'species_dictionary.txt')
        settings = {'max_node_count': 50,
                    'max_edge_count': 50,
                    'concentration_tol': 1e-6,
                    'species_rate_tol': 1e-6,
                    'max_node_pen_width': 10.0,
                    'max_edge_pen_width': 10.0,
                    'radius': 2,
                    'central_reaction_count': 2,
                    'time_step': 10 ** 0.1}
        create_flux_diagram(input_file, chemkin_file, dict_file,
                            central_species_list=[1], superimpose=True, settings=settings)

        outputdir = os.path.join(folder, 'flux')
        simfile = os.path.join(outputdir, '1', 'flux_diagram.avi')

        speciesdir = os.path.join(folder, 'species')

        self.assertTrue(os.path.isfile(simfile))

        shutil.rmtree(outputdir)
        shutil.rmtree(speciesdir)

    def test_avi_liquid(self):
        folder = os.path.join(os.path.dirname(rmgpy.__file__), 'tools', 'data', 'flux')

        input_file = os.path.join(folder, 'input_liquid.py')
        chemkin_file = os.path.join(folder, 'chemkin', 'chem.inp')
        dict_file = os.path.join(folder, 'chemkin', 'species_dictionary.txt')
        create_flux_diagram(input_file, chemkin_file, dict_file, diffusion_limited=False)

        outputdir = os.path.join(folder, 'flux')
        simfile = os.path.join(outputdir, '1', 'flux_diagram.avi')

        speciesdir = os.path.join(folder, 'species')

        self.assertTrue(os.path.isfile(simfile))

        shutil.rmtree(outputdir)
        shutil.rmtree(speciesdir)

    def tearDown(self):
        import rmgpy.data.rmg
        rmgpy.data.rmg.database = None
