import { Census, CensusType } from './census';
import invariant from 'tiny-invariant';

/**
 * Represents a published census
 */
export class PublishedCensus extends Census {
  /**
   * Constructs a published census
   *
   * @param censusId - The id of the census
   * @param censusURI - The URI of the census
   * @param type - The type of the census
   * @param size - The size of the census
   * @param weight - The weight of the census
   */
  public constructor(censusId: string, censusURI: string, type: CensusType, size?: number, weight?: bigint) {
    invariant(/^(0x)?[0-9a-fA-F]+$/.test(censusId), 'Census identifier is missing or invalid');
    try {
      new URL(censusURI);
    } catch (_) {
      invariant(false, 'Census URI is missing or invalid');
    }
    invariant(Object.values(CensusType).includes(type), 'Census type is missing or invalid');
    super(censusId, censusURI, type, size, weight);
  }
}