#!/usr/bin/env python3
"""
HSRename - Native Linux GUI for mass renaming files.
Inspired by Bulk Rename Utility (Windows); supports preview and flexible rules.
"""
import sys
import traceback
from pathlib import Path

# Ensure project root is on path when run as script or module
_root = Path(__file__).resolve().parent
if str(_root) not in sys.path:
    sys.path.insert(0, str(_root))

from PyQt6.QtWidgets import QApplication
from PyQt6.QtCore import Qt
from gui.main_window import MainWindow


def _install_exception_logger() -> None:
    log_dir = Path.home() / ".config" / "HSRename"
    log_dir.mkdir(parents=True, exist_ok=True)
    log_file = log_dir / "crash.log"

    def _hook(exc_type, exc, tb):
        try:
            log_file.write_text(
                "".join(traceback.format_exception(exc_type, exc, tb)),
                encoding="utf-8",
            )
        except OSError:
            pass
        sys.__excepthook__(exc_type, exc, tb)

    sys.excepthook = _hook


def main():
    _install_exception_logger()
    QApplication.setHighDpiScaleFactorRoundingPolicy(
        Qt.HighDpiScaleFactorRoundingPolicy.PassThrough
    )
    app = QApplication(sys.argv)
    app.setOrganizationName("HSRename")
    app.setOrganizationDomain("hisora.dev")
    app.setApplicationName("HSRename")
    version_file = _root / "VERSION"
    app.setApplicationVersion(version_file.read_text().strip() if version_file.is_file() else "")
    win = MainWindow()
    win.show()
    sys.exit(app.exec())


if __name__ == "__main__":
    main()