import * as SecureStore from 'expo-secure-store';

const SIRI_PREFERRED_TENANT_KEY = 'fedeo.mobile.siri.preferred-tenant';

export async function getSiriPreferredTenantId(): Promise<number | null> {
  const stored = await SecureStore.getItemAsync(SIRI_PREFERRED_TENANT_KEY);
  if (!stored) return null;
  const tenantId = Number(stored);
  return Number.isFinite(tenantId) ? tenantId : null;
}

export async function setSiriPreferredTenantId(tenantId: number | null): Promise<void> {
  if (tenantId === null) {
    await SecureStore.deleteItemAsync(SIRI_PREFERRED_TENANT_KEY);
    return;
  }
  await SecureStore.setItemAsync(SIRI_PREFERRED_TENANT_KEY, String(tenantId));
}