#!/usr/bin/env -S deno run --allow-env --allow-net --allow-run

import { argv, IEither, Either } from "@emprespresso/pengueno";
import { runServer } from "@emprespresso/ci_server";

const main = (
  _argv = Deno.args,
): Promise<IEither<Error, 0>> =>
  argv(["--run-server", "--port", "--host"], {
      "--run-server": { absent: false, unspecified: true, present: () => true },
      "--port": { absent: 9000, present: (port) => parseInt(port) },
      "--host": { absent: "0.0.0.0", present: (host) => host },
  }, _argv)
    .mapRight((args) => ({
        server_mode: args["--run-server"],
        port: args["--port"],
        host: args["--host"],
    }))
    .flatMapAsync((runConfig) => {
      if (runConfig.server_mode) {
        return runServer(runConfig.port, runConfig.host);
      }
      return Promise.resolve(Either.right(0));
    });

if (import.meta.main) {
  await main().then((eitherDone) =>
    eitherDone.fold(({ isLeft, value }) => {
      if (!isLeft) return;

      console.error(`Failed to start`, value);
      Deno.exit(1);
    }),
  );
}