"""
Exports the lyric track in Audacity to an LRC file.
"""

import argparse
import os

import utils

parser = argparse.ArgumentParser(
    description='Exports the lyric track in Audacity to an LRC file.')
parser.add_argument('lrcFile', nargs='?', default='./output.lrc', help='The .lrc file to export.')
args = parser.parse_args()

if os.path.isfile(args.lrcFile):
    i = utils.inputYN(f'"{args.lrcFile}" already exists, would you like to overwrite it? (y/n) > ')
    if not i:
        print('User abort.')
        exit()

lrcIdx = utils.getLRCTrackIndex()

if lrcIdx is None:
    print('No lyric track was found in Audacity.')
    print('Please either use importLRC.py, or create a label track called "Lyrics".')
    exit(1)

labels = [data[1] for data in utils.getInfo('Labels') if data[0] == lrcIdx][0]

with open(args.lrcFile, 'w', encoding='utf-8') as f:
    for label in labels:
        f.write(utils.generateLRCLine(label[0], label[2]))
        f.write('\n')