"""
The emailed-return-label SKUs (SH007 for Signify, OK012 for Oak Street)
mark a ticket as a different kind of request entirely: not an outbound
kit, but a return label to be created and emailed to a client who
already has product to send back. See app/services/shipstation_send.py
for the label-creation side of this.
"""
from __future__ import annotations

from typing import Optional

from app import config
from app.status_rules import parse_status_list


def get_emailed_label_skus() -> set[str]:
    return parse_status_list(
        config.get("EMAILED_LABEL_SKUS", config.DEFAULT_EMAILED_LABEL_SKUS)
    )


def is_emailed_label_order(skus: list[str], emailed_skus: Optional[set] = None) -> bool:
    """emailed_skus can be pre-fetched and passed in when checking many
    orders at once (e.g. refreshing the table), to avoid re-reading
    Settings from disk for every single order."""
    if emailed_skus is None:
        emailed_skus = get_emailed_label_skus()
    return any((sku or "").strip().lower() in emailed_skus for sku in skus or [])