#!/usr/bin/python3
# -*- coding: utf-8 -*-
import argparse
from collections import defaultdict
from pathlib import Path

import librosa
from mpmath.libmp import round_down
from tqdm import tqdm

from project_settings import project_path


def get_args():
    parser = argparse.ArgumentParser()
    parser.add_argument(
        "--noise_dir",
        default=(project_path / "data/noise").as_posix(),
        type=str
    )
    args = parser.parse_args()
    return args


def main():
    args = get_args()

    counter = defaultdict(int)
    duration_counter = defaultdict(float)
    two_second_duration_counter = defaultdict(float)

    noise_dir = Path(args.noise_dir)
    for filename in tqdm(list(noise_dir.glob("**/*.wav"))):
        if filename.parts[-4] == "noise":
            language = filename.parts[-3]
        elif filename.parts[-3] == "noise":
            language = filename.parts[-2]
        else:
            raise AssertionError

        y, sr = librosa.load(filename, sr=None)
        duration = librosa.get_duration(y=y, sr=sr)
        two_second_duration = duration // 2 * 2

        counter[language] += 1
        duration_counter[language] += round(duration, 4)
        two_second_duration_counter[language] += round(two_second_duration, 4)

    total_count = sum(counter.values())
    total_duration = sum(duration_counter.values())
    row = "\nduration; \n\n"
    row += "| language  | count | duration (s) | duration (h) |\n| :---: | :---: | :---: | :---: |\n"
    for k, v in duration_counter.items():
        row += f"| {k} | {counter[k]} | {round(v, 4)} | {round(v / 3600, 4)} |\n"
    row += f"| total | {total_count} | {round(total_duration, 4)} | {round(total_duration / 3600, 4)} |\n"
    print(row)

    total_duration = sum(two_second_duration_counter.values())
    row = "\ntwo second duration; \n\n"
    row += "| language | count | duration (s) | duration (h) |\n| :---: | :---: | :---: | :---: |\n"
    for k, v in two_second_duration_counter.items():
        row += f"| {k} | {counter[k]} | {round(v, 4)} | {round(v / 3600, 4)} |\n"
    row += f"| total | {total_count} | {round(total_duration, 4)} | {round(total_duration / 3600, 4)} |\n"
    print(row)

    return


if __name__ == '__main__':
    main()