Bootstrap Warium NeoForge port scaffold

tools/decompile_original.py

@@ -0,0 +1,40 @@
+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()