utils.py

import os
from typing import Iterator, TextIO
import sys


def get_ico_file():
    datafile = "icon.ico"
    if not hasattr(sys, "frozen"):
        datafile = os.path.join(os.path.dirname(__file__), datafile)
    else:
        datafile = os.path.join(sys.prefix, datafile)

    return resource_path(datafile)


def resource_path(relative_path):
    try:
        base_path = sys._MEIPASS
    except Exception:
        base_path = os.path.abspath(".")

    return os.path.join(base_path, relative_path)


def filename(path):
    """Get filename without extension"""
    return os.path.splitext(os.path.basename(path))[0]


def dirname(path):
    os.path.dirname(path)


def format_timestamp(seconds: float, always_include_hours: bool = False):
    """Format timestamp in h:m:s,ms"""
    assert seconds >= 0, "non-negative timestamp expected"
    milliseconds = round(seconds * 1000.0)

    hours = milliseconds // 3_600_000
    milliseconds -= hours * 3_600_000

    minutes = milliseconds // 60_000
    milliseconds -= minutes * 60_000

    seconds = milliseconds // 1_000
    milliseconds -= seconds * 1_000

    hours_marker = f"{hours:02d}:" if always_include_hours or hours > 0 else ""
    return f"{hours_marker}{minutes:02d}:{seconds:02d},{milliseconds:03d}"


def write_srt(transcript: Iterator[dict], file: TextIO):
    """Write transcript to SRT file in correct format"""
    for i, segment in enumerate(transcript, start=1):
        print(
            f"{i}\n"
            f"{format_timestamp(segment['start'], always_include_hours=True)} --> "
            f"{format_timestamp(segment['end'], always_include_hours=True)}\n"
            f"{segment['text'].strip().replace('-->', '->')}\n",
            file=file,
            flush=True,
        )