import os
from fastapi import APIRouter, Depends, HTTPException, Query
from ..dependencies import require_admin
from ..models.user import User

router = APIRouter(prefix="/api/filebrowser", tags=["filebrowser"])


@router.get("")
async def browse(
    path: str = Query("/"),
    _admin: User = Depends(require_admin),
):
    path = os.path.normpath(path)
    if not os.path.isdir(path):
        raise HTTPException(status_code=404, detail="Pfad nicht gefunden")

    try:
        names = sorted(os.listdir(path), key=lambda n: n.lower())
    except PermissionError:
        raise HTTPException(status_code=403, detail="Zugriff verweigert")

    entries = []
    for name in names:
        if name.startswith("."):
            continue
        full = os.path.join(path, name)
        try:
            is_dir = os.path.isdir(full)
        except OSError:
            continue
        entries.append({"name": name, "path": full, "isDir": is_dir})

    parent_path = os.path.dirname(path)
    parent = parent_path if parent_path != path else None

    return {"path": path, "parent": parent, "entries": entries}