text: from __future__ import annotations
  
  from functools import lru_cache
  from pathlib import Path
  from re import compile as re_compile
  from typing import Any, Optional
  
  from ..models import BaseNoofile, Noofile
  from ..utils import STORE, cancel
  from .index import fetch_index
  from .local import fetch_local
  from .remote import RemoteResolver
  
  INDEX_PACKAGE = re_compile(
      r"^@((?P<author>[a-zA-Z0-9_-]{2,32})\/)?"
      r"(?P<name>[a-zA-Z0-9_-]{1,64})"
      r"(:(?P<version>[a-zA-Z0-9\._-]{1,64}))?$"
  )
  
  
  class Registry:
      def __init__(self) -> None:
          self._index = fetch_index(STORE.get("index") or "https://index.nooproject.dev/api/v1", empty=True)
          self._remote = RemoteResolver()
  
          self._data: dict[str, str] = STORE.get("registry") or {}
  
      def _fetch(self, ref: str, _from: Optional[str] = None) -> dict[str, Any]:
          if match := INDEX_PACKAGE.search(ref):
              author = match.group("author")
              name = match.group("name")
              version = match.group("version")
  
              return self._index.fetch(name, author, version)
  
          path = Path(ref)
  
          if path.is_file():
              return fetch_local(path)
  
          if ref.startswith(("https://", "http://")):
              return self._remote.fetch(ref)
  
          if data_ref := self._data.get(ref):
              if _from == data_ref:
                  cancel("registry", f"Circular dependency detected: {ref}")
  
              return self._fetch(data_ref, ref)
  
          cancel("registry", f"Unknown noofile ref: {ref}" + (f" (From: {ref})" * bool(_from)))
  
      def _save(self) -> None:
          STORE["registry"] = self._data
  
      @lru_cache(maxsize=None)
      def fetch(self, ref: str) -> BaseNoofile:
          return BaseNoofile(**self._fetch(ref))
  
      @lru_cache(maxsize=None)
      def fetch_full(self, ref: str) -> Noofile:
          return Noofile(**self._fetch(ref))
  
      def add(self, name: str, ref: str) -> None:
          if not ref.startswith(("https://", "http://")):
              ref = str(Path(ref).absolute())
  
          self._data[name] = ref
  
          self._save()
  
      def remove(self, name: str) -> None:
          del self._data[name]
  
          self._save()
  
      def all(self) -> dict[str, str]:
          return self._data
  
      def set_index(self, index: str) -> None:
          self._index = fetch_index(index)
  
  
  REGISTRY = Registry()
  