import { RFQ_ROUTERS, RouterType, SUPPORTED_ROUTER_TYPES } from '../consts';
import Decimal from 'decimal.js';
import BN from 'bn.js';

export function isRequestedRouterType(requestedFilterArray: string[], routerType: string): boolean {
  return requestedFilterArray.length == 0 || requestedFilterArray.includes(routerType);
}

export function filterArrayRouterTypes(routerTypes: RouterType[] | undefined, includeRfq: boolean): string[] {
  // Handle the case when no router types are specified - use all routers
  const filterArray = !routerTypes || routerTypes.length === 0 ? [...SUPPORTED_ROUTER_TYPES] : routerTypes;

  if (!includeRfq) {
    // Remove RFQ routers from the filter array
    return filterArray.filter((routerType) => !RFQ_ROUTERS.includes(routerType));
  }

  // Filter out invalid router types (should already be validated at controller level)
  return filterArray;
}

export function safeBNToNumber(value: BN): number {
  return new Decimal(value.toString()).toNumber();
}