import { isNullOrUndefined } from 'util';

import { ApiClient } from './api.client';
import { ClientOptions } from './api.client.factory';

export class GssApiClient extends ApiClient<GssApiResponse> {
  constructor(protected options: ClientOptions) {
    super(
      options.baseUrl,
      options.headerProcessor,
      (resp) => {
        if (resp.status === 204) {
          return null;
        }

        const { returnCode, errorString, result } = resp.data || ({} as any);
        if (returnCode == 0) {
          return result;
        }
        throw new Error(`${errorString}`);
        // throw new Error(`returnCode = ${returnCode}, ${errorString}`);
      },
      options.errorHandler
    );
  }
}

export interface GssApiResponse {
  returnCode: number;
  errorString: string;
  result: any;
}