# Copyright (c) 2016, Samantha Marshall (http://pewpewthespells.com)
# All rights reserved.
#
# https://github.com/samdmarshall/pyconfig
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation and/or
# other materials provided with the distribution.
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# 3. Neither the name of Samantha Marshall nor the names of its contributors may
# be used to endorse or promote products derived from this software without
# specific prior written permission.
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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from .                 import LangParser
from .                 import Dependent
from ..Helpers.Logger  import Logger
from ..Analyzer.Linter import Linter
def CreateNodeFromString(config_name="", config_contents=""):
    # now parse the file's contents
    parsed_contents = LangParser._config.parseString(config_contents) # pylint: disable=protected-access

    node = Dependent.DependentNode(parsed_contents, config_name)

    return node

def CreateGraphNodes(pyconfig_path_list=None):
    pyconfig_path_list = list() if pyconfig_path_list is None else pyconfig_path_list

    parsed_configs = set()

    for pyconfig_file_path in pyconfig_path_list:
        pyconfig_file = open(pyconfig_file_path, 'r')
        pyconfig_contents = pyconfig_file.read()
        pyconfig_file.close()

        Logger.write().info('Linting %s ...' % pyconfig_file_path)

        linter_obj = Linter(pyconfig_contents)
        if linter_obj.validates():
            #
            Logger.write().info('Parsing %s ...' % pyconfig_file_path)

            node = CreateNodeFromString(pyconfig_file.name, pyconfig_contents)

            parsed_configs.add(node)
        else: # pragma: no cover
            Logger.write().error('Unable to parse file "%s"!\n> %s' % (pyconfig_file_path, linter_obj.error))
            parsed_configs = set()
            break

    return parsed_configs
