from __future__ import annotations

from dataclasses import dataclass
from pathlib import Path


@dataclass(frozen=True)
class RepositoryScan:
    root: Path
    readmes: list[Path]
    docs: list[Path]
    source_files: list[Path]
    tests: list[Path]


class RepositoryScanner:
    def scan(self, root: Path) -> RepositoryScan:
        safe_root = root.resolve()
        files = [path for path in safe_root.rglob("*") if path.is_file() and ".git" not in path.parts]
        return RepositoryScan(
            root=safe_root,
            readmes=[path for path in files if path.name.lower().startswith("readme")],
            docs=[path for path in files if "docs" in path.parts],
            source_files=[path for path in files if path.suffix in {".py", ".js", ".ts", ".tsx"}],
            tests=[path for path in files if path.name.startswith("test_") or "tests" in path.parts],
        )