# Copyright 2021 (c) Anna Schumaker.
from. import data
import configparser
import threading

config_file = "settings.cfg"
config = configparser.ConfigParser()
lock = threading.Lock()

class Prepare:
    def __init__(self, setting):
        self.setting = setting
    def __enter__(self):
        lock.acquire()
        return self.setting.split(".")
    def __exit__(self, exp_type, exp_value, traceback):
        lock.release()
        return exp_type == None


def get(setting, default=None):
    with Prepare(setting) as (section, key):
        return config.get(section, key, fallback=default)

def get_int(setting, default=None):
    with Prepare(setting) as (section, key):
        return config.getint(section, key, fallback=default)

def get_float(setting, default=None):
    with Prepare(setting) as (section, key):
        return config.getfloat(section, key, fallback=default)

def get_bool(setting, default=False):
    with Prepare(setting) as (section, key):
        return config.getboolean(section, key, fallback=default)

def __do_set(section, key, value):
    if not config.has_section(section):
        config.add_section(section)
    config.set(section, key, str(value))
    with data.DataFile(config_file, data.WRITE_TEXT) as f:
        config.write(f.file)

def set(setting, value):
    with Prepare(setting) as (section, key):
        __do_set(section, key, value)

def initialize(setting, value):
    with Prepare(setting) as (section, key):
        if not config.has_option(section, key):
            __do_set(section, key, value)

def load():
    with data.DataFile(config_file, data.READ_TEXT) as f:
        if f.exists():
            config.read_file(f.file)

def reset():
    config.clear()
    data.DataFile(config_file, data.WRITE_TEXT).remove()