import json
from collections import OrderedDict
from pathlib import Path


def resolve_path(*p: str):
    return Path(*p).expanduser().resolve().absolute()


def safe_list_get(l, idx, default):
    """
    https://stackoverflow.com/a/5125636
    :param l:
    :param idx:
    :param default:
    :return:
    """
    try:
        return l[idx]
    except IndexError:
        return default


def deep_sort(obj):
    """
    https://stackoverflow.com/a/59218649
    :param obj:
    :return:
    """
    if isinstance(obj, dict):
        obj = OrderedDict(sorted(obj.items()))
        for k, v in obj.items():
            if isinstance(v, dict) or isinstance(v, list):
                obj[k] = deep_sort(v)

    if isinstance(obj, list):
        for i, v in enumerate(obj):
            if isinstance(v, dict) or isinstance(v, list):
                obj[i] = deep_sort(v)
        obj = sorted(obj, key=lambda x: json.dumps(x))

    return obj


def indefinite_article(word):
    if word[0].lower() in 'aeiou':
        return 'an'
    else:
        return 'a'