import { default as Builder } from "./build";
import { join } from "path";

async function main(args: string[]) {
  if (args.length > 1) {
    console.error("Usage: build-lambda-at-edge [ NEXT_APP_DIR ]");
    process.exit(1);
  }

  const nextConfigDir = args[0] || ".";
  const outputDir = join(nextConfigDir, ".serverless_nextjs");

  const builder = new Builder(nextConfigDir, outputDir, {
    cmd: "./node_modules/.bin/next",
    cwd: process.cwd(),
    env: {},
    args: ["build"]
  });

  await builder.build();
}

main(process.argv.slice(2)).catch((err) => {
  console.error(err);
  process.exit(1);
});