"""出入库单现场免登录 token"""
from __future__ import annotations

import secrets

from app.core.config import settings
from app.models.db_models import DbInboundOutbound


def ensure_site_access_token(row: DbInboundOutbound) -> str:
    token = (row.site_access_token or "").strip()
    if not token:
        token = secrets.token_urlsafe(32)[:64]
        row.site_access_token = token
    return token


def build_site_inventory_url(token: str) -> str:
    origin = (settings.PUBLIC_WEB_ORIGIN or "").rstrip("/")
    return f"{origin}/#/public/db/inventory/{token}"


def build_site_transport_url(token: str) -> str:
    """运输计划现场链接（pl_transport_site_link，与地磅出入库单解耦）。"""
    origin = (settings.PUBLIC_WEB_ORIGIN or "").rstrip("/")
    return f"{origin}/#/public/pl/site/{token}"


def site_link_fields_for_inventory(
    inventory: DbInboundOutbound | None,
) -> tuple[str | None, str | None]:
    if not inventory:
        return None, None
    token = (inventory.site_access_token or "").strip()
    if not token:
        return None, None
    return token, build_site_inventory_url(token)