#!/usr/bin/python3
# -*- coding: utf-8 -*-
"""
python3 total_duration.py --noise_dir /data/tianxing/HuggingDatasets/nx_noise/data/noise
python3 total_duration.py --noise_dir /data/tianxing/HuggingDatasets/nx_noise/data/speech

"""
import argparse
from collections import defaultdict
import os
from pathlib import Path
import sys

pwd = os.path.abspath(os.path.dirname(__file__))
sys.path.append(os.path.join(pwd, "../"))

import librosa
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)
    three_second_duration_counter = defaultdict(float)

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

        y, sr = librosa.load(filename, sr=None)
        duration = librosa.get_duration(y=y, sr=sr)
        two_second_duration = duration // 2 * 2
        three_second_duration = duration // 3 * 3

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

    total_count = sum(counter.values())
    total_duration = sum(duration_counter.values())
    row = "\nduration; \n\n"
    row += "| language  | count | duration (m) | duration (h) |\n| :---: | :---: | :---: | :---: |\n"
    for k, v in duration_counter.items():
        row += f"| {k} | {counter[k]} | {round(v / 60, 2)} | {round(v / 3600, 2)} |\n"
    row += f"| TOTAL | {total_count} | {round(total_duration, 2)} | {round(total_duration / 3600, 2)} |\n"
    print(row)

    total_duration = sum(two_second_duration_counter.values())
    row = "\ntwo second duration; \n\n"
    row += "| language | count | duration (m) | duration (h) |\n| :---: | :---: | :---: | :---: |\n"
    for k, v in two_second_duration_counter.items():
        row += f"| {k} | {counter[k]} | {round(v / 60, 2)} | {round(v / 3600, 2)} |\n"
    row += f"| TOTAL | {total_count} | {round(total_duration, 2)} | {round(total_duration / 3600, 2)} |\n"
    print(row)

    total_duration = sum(three_second_duration_counter.values())
    row = "\nthree second duration; \n\n"
    row += "| language | count | duration (m) | duration (h) |\n| :---: | :---: | :---: | :---: |\n"
    for k, v in three_second_duration_counter.items():
        row += f"| {k} | {counter[k]} | {round(v / 60, 2)} | {round(v / 3600, 2)} |\n"
    row += f"| TOTAL | {total_count} | {round(total_duration, 2)} | {round(total_duration / 3600, 2)} |\n"
    print(row)

    return


if __name__ == '__main__':
    main()