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#
# Licensed under the Apache License, Version 2.0 (the "License");
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#
#     http://www.apache.org/licenses/LICENSE-2.0
#
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# gaph_utils is kept due to the fatc that importing from en folders will cause import errors that the data file names have to be the same with what are in the en folder
import csv
import os

UNIT_1e01 = '十'
UNIT_1e02 = '百'
UNIT_1e03 = '千'
UNIT_1e04 = '万'


def get_abs_path(rel_path):
    """
    Get absolute path

    Args:
        rel_path: relative path to this file
        
    Returns absolute path
    """
    return os.path.dirname(os.path.abspath(__file__)) + '/' + rel_path


def load_labels(abs_path):
    """
    loads relative path file as dictionary

    Args:
        abs_path: absolute path

    Returns dictionary of mappings
    """
    with open(abs_path, encoding="utf-8") as label_tsv:
        labels = list(csv.reader(label_tsv, delimiter="\t"))
    return labels


def augment_labels_with_punct_at_end(labels):
    """
    augments labels: if key ends on a punctuation that value does not have, add a new label 
    where the value maintains the punctuation

    Args:
        labels : input labels
    Returns:
        additional labels
    """
    res = []
    for label in labels:
        if len(label) > 1:
            if label[0][-1] == "." and label[1][-1] != ".":
                res.append([label[0], label[1] + "."] + label[2:])
    return res