Source code for parse_config

##
# @file parse_config.py
# @author Douglas Quigg (dstroy0 dquigg123@gmail.com)
# @brief parses InputHandler's config.h
# @version 1.0
# @date 2023-05-22
# @copyright Copyright (c) 2023
# Copyright (C) 2023 Douglas Quigg (dstroy0) <dquigg123@gmail.com>
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# version 3 as published by the Free Software Foundation.

# imports
import re
import copy
import json


# parses inputhandler config


class ParseInputHandlerConfig(object):
    """InputHandler config.h parser

    Args:
        object (object): base object specialization
    """

    ## the constructor
    def __init__(self) -> None:
        """the constructor"""
        super(ParseInputHandlerConfig, self).__init__()
        ParseInputHandlerConfig.logger = self.get_child_logger(__name__)

    ## parses input config files for use


    def parse_config_header_file(self, path: str):
        """parses the config at path if path is not None,
           if path is None, parse the config in the library

        Args:
            path (str): a valid os path
        """
        ParseInputHandlerConfig.logger.debug("Attempt parse config.h")
        config_path = ""
        if path == "":
            config_path = self.default_config_path
        else:
            config_path = path
        file_line_list = []
        config_file = open(config_path, "r")
        file_line_list = config_file.readlines()
        config_file.close()
        remove_number_of_lines = 18
        if "autogenerated" in file_line_list[0]:
            remove_number_of_lines = 19
        del file_line_list[0:remove_number_of_lines]
        for line in range(len(file_line_list)):
            file_line_list[line] = file_line_list[line].rstrip()
        self.input_config_file_lines = self.generate_docstring_list_for_filename(
            "config.h", "InputHandler autogenerated config.h"
        )
        self.input_config_file_lines = self.input_config_file_lines + file_line_list
        debug_regexp = "(\s*#define\s*)(DEBUG_\S* )(\S*.*)"
        opt_method_regexp = "(\s*#define\s*)(DISABLE_\S* )(\S*.*)"
        setting_regexp = "(\s*#define\s*)(?!\S*PGM_LEN)(IH_\S*\s*)(\d*.*)"
        progmem_regexp = "(\s*#define\s*)(IH_\S*PGM_LEN\s*)(\d*.*)"
        regexp_dict = {
            "library settings": setting_regexp,
            "progmem settings": progmem_regexp,
            "debug methods": debug_regexp,
            "optional methods": opt_method_regexp,
        }
        index = {
            "library settings": "0",
            "progmem settings": "0",
            "optional methods": "0",
            "debug methods": "0",
        }
        fields = {"value": "", "lineno": "", "index": ""}
        line_num = 0
        for line in self.input_config_file_lines:
            for key in regexp_dict:
                regexp = regexp_dict[key]
                match = re.match(regexp, line)
                if bool(match):
                    value = str(match[3])
                    if value == "true":
                        value = True
                    elif value == "false":
                        value = False
                    entry_key = str(index[key])
                    text = str(match[2].strip())
                    entry = {text: copy.deepcopy(fields)}
                    entry[text]["value"] = value
                    entry[text]["lineno"] = str(line_num)
                    entry[text]["index"] = str(entry_key)
                    self.cli_options["config"]["var"][key].update(entry)
                    self.default_settings_tree_values.update(entry)
                    tmp = int(index[key])
                    tmp += 1
                    index[key] = str(tmp)
            line_num += 1
        ParseInputHandlerConfig.logger.debug(
            str(json.dumps(self.cli_options["config"], indent=2))
        )




# end of file