import * as fs from 'fs';
  import { resolve as pathResolve } from "path";
  import { getClientConfigInjection } from '@spine/config/server';
  import { getBuildPath } from '@erect/core/paths';
  import { config } from '@erect/core/config';

  export function createServerlessConfig() {
    return new Promise((resolve, reject) => {
      const configJsFile = pathResolve(getBuildPath(), config.bundles.client.buildOutputDir, 'config.js');
      const clientConfig = getClientConfigInjection(config, config.clientConfigFilter);
      fs.writeFile(configJsFile, clientConfig, 'utf8', (error) => {
        if (error) {
          reject(error);
          return;
        }
        resolve();
      });
    });
  }