import {
  EbsiVerifiableAttestation,
  verifyCredentialJwt,
} from '@cef-ebsi/verifiable-credential';
import * as EbsiVerifiablePresentation from '@cef-ebsi/verifiable-presentation';
import { verifyPresentationJwt } from '@cef-ebsi/verifiable-presentation';
import {
  CredentialValidationOptions,
  PresentationValidationOptions,
} from '../dto/validationOptions.dto.js';
import { EbsiEnvironment, EbsiHost } from '../../config.js';

export class EbsiWrapper {
  async validate(
    vc: string,
    options?: CredentialValidationOptions,
  ): Promise<EbsiVerifiableAttestation> {
    const isConformance =
      options.ebsiAuthority?.includes('conformance') ||
      options.didRegistry?.includes('conformance');

    const host = isConformance ? EbsiHost.CONFORMANCE : EbsiHost.PILOT;
    const environment = isConformance
      ? EbsiEnvironment.CONFORMANCE
      : EbsiEnvironment.PILOT;

    return await verifyCredentialJwt(
      vc,
      {
        hosts: [host],
        scheme: 'ebsi',
        network: {
          name: environment,
          isOptional: false,
        },
        services: {
          'did-registry': 'v5',
          'trusted-issuers-registry': 'v5',
          'trusted-policies-registry': 'v3',
          'trusted-schemas-registry': 'v3',
        },
      },
      {
        validAt: new Date().getTime() / 1000,
      },
    );
  }

  public async verifyPresentationJwt(
    vpToken: string,
    audience: string,
    options: PresentationValidationOptions,
  ): Promise<EbsiVerifiablePresentation.EbsiVerifiablePresentation> {
    const environment =
      options.ebsiAuthority.includes('conformance') ||
      options.didRegistry.includes('conformance')
        ? 'conformance'
        : 'pilot';

    return await verifyPresentationJwt(
      vpToken,
      audience,
      {
        hosts: [`api-${environment}.ebsi.eu`],
        scheme: 'ebsi',
        network: {
          name: environment,
          isOptional: false,
        },
        services: {
          'did-registry': 'v5',
          'trusted-issuers-registry': 'v5',
          'trusted-policies-registry': 'v3',
          'trusted-schemas-registry': 'v3',
        },
      },
      {
        validAt: new Date().getTime() / 1000,
      },
    );
  }
}