init

.codex/skills/.system/skill-installer/scripts/list-curated-skills.py

@@ -0,0 +1,103 @@
+#!/usr/bin/env python3
+"""List curated skills from a GitHub repo path."""
+
+from __future__ import annotations
+
+import argparse
+import json
+import os
+import sys
+import urllib.error
+
+from github_utils import github_api_contents_url, github_request
+
+DEFAULT_REPO = "openai/skills"
+DEFAULT_PATH = "skills/.curated"
+DEFAULT_REF = "main"
+
+
+class ListError(Exception):
+    pass
+
+
+class Args(argparse.Namespace):
+    repo: str
+    path: str
+    ref: str
+    format: str
+
+
+def _request(url: str) -> bytes:
+    return github_request(url, "codex-skill-list")
+
+
+def _codex_home() -> str:
+    return os.environ.get("CODEX_HOME", os.path.expanduser("~/.codex"))
+
+
+def _installed_skills() -> set[str]:
+    root = os.path.join(_codex_home(), "skills")
+    if not os.path.isdir(root):
+        return set()
+    entries = set()
+    for name in os.listdir(root):
+        path = os.path.join(root, name)
+        if os.path.isdir(path):
+            entries.add(name)
+    return entries
+
+
+def _list_curated(repo: str, path: str, ref: str) -> list[str]:
+    api_url = github_api_contents_url(repo, path, ref)
+    try:
+        payload = _request(api_url)
+    except urllib.error.HTTPError as exc:
+        if exc.code == 404:
+            raise ListError(
+                "Curated skills path not found: "
+                f"https://github.com/{repo}/tree/{ref}/{path}"
+            ) from exc
+        raise ListError(f"Failed to fetch curated skills: HTTP {exc.code}") from exc
+    data = json.loads(payload.decode("utf-8"))
+    if not isinstance(data, list):
+        raise ListError("Unexpected curated listing response.")
+    skills = [item["name"] for item in data if item.get("type") == "dir"]
+    return sorted(skills)
+
+
+def _parse_args(argv: list[str]) -> Args:
+    parser = argparse.ArgumentParser(description="List curated skills.")
+    parser.add_argument("--repo", default=DEFAULT_REPO)
+    parser.add_argument("--path", default=DEFAULT_PATH)
+    parser.add_argument("--ref", default=DEFAULT_REF)
+    parser.add_argument(
+        "--format",
+        choices=["text", "json"],
+        default="text",
+        help="Output format",
+    )
+    return parser.parse_args(argv, namespace=Args())
+
+
+def main(argv: list[str]) -> int:
+    args = _parse_args(argv)
+    try:
+        skills = _list_curated(args.repo, args.path, args.ref)
+        installed = _installed_skills()
+        if args.format == "json":
+            payload = [
+                {"name": name, "installed": name in installed} for name in skills
+            ]
+            print(json.dumps(payload))
+        else:
+            for idx, name in enumerate(skills, start=1):
+                suffix = " (already installed)" if name in installed else ""
+                print(f"{idx}. {name}{suffix}")
+        return 0
+    except ListError as exc:
+        print(f"Error: {exc}", file=sys.stderr)
+        return 1
+
+
+if __name__ == "__main__":
+    raise SystemExit(main(sys.argv[1:]))