From a196cef2073272f831f4257a4e0cdfbda7453f37 Mon Sep 17 00:00:00 2001
From: sindoring <sindoringg@gmail.com>
Date: Sat, 21 Mar 2026 17:18:47 +0400
Subject: [PATCH] =?UTF-8?q?=D1=81=D0=B1=D0=BE=D1=80=D0=BA=D0=B0=20=D0=BC?=
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 =?UTF-8?q?=D1=8F=20=D0=BB=D0=B0=D1=83=D0=BD=D1=87=D0=B5=D1=80=D0=B0?=
MIME-Version: 1.0
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Content-Transfer-Encoding: 8bit

---
 .gitignore        |   4 +-
 build_manifest.py | 162 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 165 insertions(+), 1 deletion(-)
 create mode 100644 build_manifest.py

diff --git a/.gitignore b/.gitignore
index 2eea525..ac8ded1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,3 @@
-.env
\ No newline at end of file
+.env
+__pycache__/
+manifest.json
\ No newline at end of file
diff --git a/build_manifest.py b/build_manifest.py
new file mode 100644
index 0000000..01a1c4e
--- /dev/null
+++ b/build_manifest.py
@@ -0,0 +1,162 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import argparse
+import hashlib
+import json
+import os
+import sys
+from pathlib import Path
+from typing import Optional
+
+
+IGNORED_TOP_LEVEL_DIRS = {
+    "Cache",
+    "Errors",
+    "Logs",
+    "Screenshots",
+    "WTF",
+}
+
+ENV_VAR_NAME = "WOW_HOME"
+
+
+def sha256_bytes(data: bytes) -> str:
+    return hashlib.sha256(data).hexdigest()
+
+
+def sha256_file(path: Path, chunk_size: int = 1024 * 1024) -> str:
+    h = hashlib.sha256()
+    with path.open("rb") as f:
+        while chunk := f.read(chunk_size):
+            h.update(chunk)
+    return h.hexdigest()
+
+
+def is_ignored(rel_path: Path) -> bool:
+    if not rel_path.parts:
+        return False
+    return rel_path.parts[0] in IGNORED_TOP_LEVEL_DIRS
+
+
+def load_dotenv(env_path: Path) -> dict[str, str]:
+    values: dict[str, str] = {}
+
+    if not env_path.exists():
+        return values
+
+    for raw_line in env_path.read_text(encoding="utf-8").splitlines():
+        line = raw_line.strip()
+
+        if not line or line.startswith("#") or "=" not in line:
+            continue
+
+        key, value = line.split("=", 1)
+        key = key.strip()
+        value = value.strip()
+
+        if key.startswith("export "):
+            key = key.removeprefix("export ").strip()
+
+        if not key:
+            continue
+
+        if len(value) >= 2 and value[0] == value[-1] and value[0] in {"'", '"'}:
+            value = value[1:-1]
+
+        values[key] = value
+
+    return values
+
+
+def resolve_root(explicit_dir: Optional[str]) -> Optional[Path]:
+    if explicit_dir:
+        return Path(explicit_dir).resolve()
+
+    env_value = os.environ.get(ENV_VAR_NAME)
+    if env_value:
+        return Path(env_value).expanduser().resolve()
+
+    project_root = Path(__file__).resolve().parent
+    dotenv_values = load_dotenv(project_root / ".env")
+    env_value = dotenv_values.get(ENV_VAR_NAME)
+
+    if env_value:
+        os.environ.setdefault(ENV_VAR_NAME, env_value)
+        return Path(env_value).expanduser().resolve()
+
+    return None
+
+
+def compute_build_hash(files: list[dict]) -> str:
+    lines = [
+        f'{item["path"]}:{item["size"]}:{item["sha256"]}'
+        for item in sorted(files, key=lambda x: x["path"])
+    ]
+    payload = "\n".join(lines).encode("utf-8")
+    return sha256_bytes(payload)
+
+
+def main() -> int:
+    parser = argparse.ArgumentParser(description="Collect files into manifest.json")
+    parser.add_argument(
+        "--dir",
+        help=f"Directory to scan. Defaults to {ENV_VAR_NAME} from env or .env",
+    )
+    parser.add_argument("--output", default="manifest.json", help="Output file")
+    args = parser.parse_args()
+
+    root = resolve_root(args.dir)
+    output = Path(args.output).resolve()
+
+    if root is None:
+        print(
+            f"ERROR: directory is not set. Pass --dir or define {ENV_VAR_NAME} in env/.env",
+            file=sys.stderr,
+        )
+        return 1
+
+    if not root.exists() or not root.is_dir():
+        print(f"ERROR: directory not found: {root}", file=sys.stderr)
+        return 1
+
+    files = []
+
+    for file_path in sorted(root.rglob("*")):
+        if not file_path.is_file():
+            continue
+
+        if file_path.resolve() == output:
+            continue
+
+        rel_path_obj = file_path.relative_to(root)
+
+        if is_ignored(rel_path_obj):
+            continue
+
+        rel_path = rel_path_obj.as_posix()
+        files.append({
+            "path": rel_path,
+            "size": file_path.stat().st_size,
+            "sha256": sha256_file(file_path),
+        })
+
+    build_hash = compute_build_hash(files)
+
+    manifest = {
+        "buildHash": build_hash,
+        "files": files
+    }
+
+    with output.open("w", encoding="utf-8", newline="\n") as f:
+        json.dump(manifest, f, ensure_ascii=False, indent=2)
+        f.write("\n")
+
+    print(f"OK: written {output}")
+    print(f"Files: {len(files)}")
+    print(f"Build hash: {build_hash}")
+    return 0
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())