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from __future__ import annotations
from fastapi import HTTPException, status
def canonicalize_repository_name(actor: str, repo_name: str) -> str:
normalized_actor = actor.strip()
normalized_repo_name = repo_name.strip()
if not normalized_actor:
raise HTTPException(status_code=status.HTTP_422_UNPROCESSABLE_CONTENT, detail="Actor must not be blank.")
if not normalized_repo_name:
raise HTTPException(status_code=status.HTTP_422_UNPROCESSABLE_CONTENT, detail="Repository name must not be blank.")
if "/" in normalized_repo_name:
owner, name = normalized_repo_name.split("/", 1)
owner = owner.strip()
name = name.strip()
if not owner or not name or "/" in name:
raise HTTPException(
status_code=status.HTTP_422_UNPROCESSABLE_CONTENT,
detail="Repository name must be `name` or `~owner/name`.",
)
canonical_owner = owner if owner.startswith("~") else f"~{owner}"
return f"{canonical_owner}/{name}"
if "/" in normalized_actor:
raise HTTPException(status_code=status.HTTP_422_UNPROCESSABLE_CONTENT, detail="Actor must be a canonical sr.ht user.")
canonical_actor = normalized_actor if normalized_actor.startswith("~") else f"~{normalized_actor}"
return f"{canonical_actor}/{normalized_repo_name}"
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