import { OAuth2ClientAdapter, OAuth2Client } from '@icynet/oauth2-provider';
import { OAuth2ClientURLType } from 'src/modules/objects/oauth2-client/oauth2-client-url.entity';
import { OAuth2Service } from '../oauth2.service';

export class ClientAdapter implements OAuth2ClientAdapter {
  constructor(private _service: OAuth2Service) {}

  getId(client: OAuth2Client): string {
    return client.id as string;
  }

  async fetchById(id: string): Promise<OAuth2Client> {
    const find = await this._service.clientService.getById(id);
    return {
      id: find.client_id,
      scope: this._service.splitScope(find.scope),
      grants: find.grants.split(' '),
      secret: find.client_secret,
    };
  }

  checkSecret(client: OAuth2Client, secret: string): boolean {
    return client.secret === secret;
  }

  checkGrantType(client: OAuth2Client, grant: string): boolean {
    return client.grants.includes(grant);
  }

  async hasRedirectUri(client: OAuth2Client): Promise<boolean> {
    const redirectUris = await this._service.clientService.getClientURLs(
      client.id as string,
      OAuth2ClientURLType.REDIRECT_URI,
    );

    return !!redirectUris.length;
  }

  async checkRedirectUri(
    client: OAuth2Client,
    redirectUri: string,
  ): Promise<boolean> {
    return this._service.clientService.checkRedirectURI(
      client.id as string,
      redirectUri,
    );
  }

  transformScope(scope: string | string[]): string[] {
    return Array.isArray(scope) ? scope : this._service.splitScope(scope);
  }

  checkScope(client: OAuth2Client, scope: string[]): boolean {
    return scope.every((one) => client.scope.includes(one));
  }
}