import type { YinianSessionState } from '../../../shared/yinian';

const DEFAULT_PRODUCT_CENTER_URL = 'https://ticket.nianxx.cn/';

export interface ProductCenterLaunchOptions {
  baseUrl?: string;
  reloadKey: number;
  session: YinianSessionState;
  // Future SSO should use a short-lived one-time ticket, never a long-lived desktop credential.
  ssoToken?: string;
}

export function getProductCenterBaseUrl() {
  return import.meta.env.VITE_PRODUCT_CENTER_URL?.trim() || DEFAULT_PRODUCT_CENTER_URL;
}

export function buildProductCenterSrc(options: ProductCenterLaunchOptions) {
  const baseUrl = options.baseUrl?.trim() || DEFAULT_PRODUCT_CENTER_URL;

  try {
    const url = new URL(baseUrl);
    url.searchParams.set('zhinianEmbed', '1');
    url.searchParams.set('zhinianApp', 'product-center');
    url.searchParams.set('zhinianHostReload', String(options.reloadKey));

    if (options.session.authenticated) {
      url.searchParams.set('workspaceId', options.session.currentHotelId);
      url.searchParams.set('userId', options.session.user.id);
    }

    if (options.ssoToken) {
      url.searchParams.set('ssoToken', options.ssoToken);
    }

    return url.toString();
  } catch {
    const normalizedBase = baseUrl.replace(/\/$/, '');
    const params = new URLSearchParams({
      zhinianEmbed: '1',
      zhinianApp: 'product-center',
      zhinianHostReload: String(options.reloadKey),
    });

    if (options.session.authenticated) {
      params.set('workspaceId', options.session.currentHotelId);
      params.set('userId', options.session.user.id);
    }

    if (options.ssoToken) {
      params.set('ssoToken', options.ssoToken);
    }

    return `${normalizedBase}/?${params.toString()}`;
  }
}