"""Devices tab: read-only inventory (paired devices or empty state)."""
from hatch_menu import dialog

TAB = "Devices"


def describe(ws):
    """Row inventory + empty flag (describe-only for now)."""
    text = dialog.dialog_text(ws) or ""
    low = text.lower()
    return {"rows": dialog.describe_rows(ws, TAB),
            "empty": ("no devices" in low or "don't have" in low),
            "text": text[:400]}