from pathlib import Path
import subprocess
from version import VERSION

# =========================
# Konfiguration
# =========================
APP_NAME = "Simbriefimport"
COMPANY = "Carsten"
COPYRIGHT = "© 2025 Carsten"

OUTPUT_FILE = Path("version_info.txt")


def get_build_number() -> int:
    """
    Ermittelt die Buildnummer aus Git (Commit-Zähler).
    Fällt sauber auf 0 zurück, wenn Git nicht verfügbar ist.
    """
    try:
        out = subprocess.check_output(
            ["git", "rev-list", "--count", "HEAD"],
            stderr=subprocess.DEVNULL
        )
        return int(out.decode().strip())
    except Exception:
        return 0


def main():
    build = get_build_number()

    try:
        major, minor, patch = map(int, VERSION.split("."))
    except ValueError:
        raise RuntimeError(
            f"VERSION '{VERSION}' muss dem Schema Major.Minor.Patch entsprechen"
        )

    filevers = f"{major},{minor},{patch},{build}"
    textvers = f"{VERSION}.{build}"

    content = f"""VSVersionInfo(
  ffi=FixedFileInfo(
    filevers=({filevers}),
    prodvers=({filevers}),
    mask=0x3f,
    flags=0x0,
    OS=0x40004,
    fileType=0x1,
    subtype=0x0,
    date=(0,0)
  ),
  kids=[
    StringFileInfo(
      [
        StringTable(
          '040904B0',
          [
            StringStruct('CompanyName', '{COMPANY}'),
            StringStruct('FileDescription', '{APP_NAME}'),
            StringStruct('ProductName', '{APP_NAME}'),
            StringStruct('InternalName', '{APP_NAME}'),
            StringStruct('OriginalFilename', '{APP_NAME}.exe'),
            StringStruct('FileVersion', '{textvers}'),
            StringStruct('ProductVersion', '{textvers}'),
            StringStruct('LegalCopyright', '{COPYRIGHT}')
          ]
        )
      ]
    )
  ]
)
"""

    OUTPUT_FILE.write_text(content, encoding="utf-8")

    print(f"Version_info erzeugt:")
    print(f"  Version: {textvers}")
    print(f"  Datei:   {OUTPUT_FILE.resolve()}")

if __name__ == "__main__":
    import sys
    if "--make-version" in sys.argv:
        ver = ensure_version_info(force=True)  # <-- MUSS True sein
        print(ver)
        raise SystemExit(0)
    main()