from __future__ import annotations

import shutil
import subprocess
import urllib.request
from pathlib import Path

from warium_source import BUILD_DIR, ROOT, clean_dir, download_original

VINEFLOWER_URL = "https://repo1.maven.org/maven2/org/vineflower/vineflower/1.11.1/vineflower-1.11.1.jar"
VINEFLOWER_JAR = BUILD_DIR / "vineflower-1.11.1.jar"
DECOMPILED_DIR = ROOT / "build" / "decompiled" / "warium-1.2.7"


def main() -> None:
    original = download_original()
    BUILD_DIR.mkdir(parents=True, exist_ok=True)
    if not VINEFLOWER_JAR.exists():
        request = urllib.request.Request(VINEFLOWER_URL, headers={"User-Agent": "MrSphay/Warium-NeoForge-Port/1.0"})
        with urllib.request.urlopen(request) as response, VINEFLOWER_JAR.open("wb") as out:
            shutil.copyfileobj(response, out)
    clean_dir(DECOMPILED_DIR)
    subprocess.run(
        ["java", "-jar", str(VINEFLOWER_JAR), str(original), str(DECOMPILED_DIR)],
        cwd=ROOT,
        check=True,
    )
    report = ROOT / "docs" / "inventory" / "decompile-report.md"
    report.parent.mkdir(parents=True, exist_ok=True)
    report.write_text(
        "# Decompile Report\n\n"
        f"- Source: `{original}`\n"
        f"- Output: `{DECOMPILED_DIR}`\n"
        "- Decompiler: Vineflower 1.11.1\n",
        encoding="utf-8",
    )


if __name__ == "__main__":
    main()