packLayeredLambdas.ts

import { packLambda, WebpackMode } from './packLambda';

export type LayeredLambdas<A extends { [key: string]: string }> = {
  id: string;
  lambdaZipFileNames: A;
};

export const packLayeredLambdas = async <
  A extends { [key: string]: string }
>(args: {
  id: string;
  webpackConfig?: string;
  mode: WebpackMode;
  tsConfig: string;
  srcDir: string;
  outDir: string;
  Bucket: string;
  lambdas: A;
  ignoreFolders?: string[];
}): Promise<LayeredLambdas<A>> => {
  const packs = await Promise.all(
    Object.keys(args.lambdas).map(lambda =>
      packLambda({
        ...args,
        name: lambda,
        src: args.lambdas[lambda],
      }),
    ),
  );

  return {
    id: args.id,
    lambdaZipFileNames: packs.reduce(
      (zipFileNames, { name, zipFileName }) => ({
        ...zipFileNames,
        [name]: zipFileName,
      }),
      {} as A,
    ),
  };
};