import {default as createLogger, getLevel} from "../logger/index.js";
import yargs from "yargs/yargs";

import { startServer } from "../grpc/index.js";

import pubsub from "./pubsub.js";

const argv = yargs(process.argv.slice(2))
  .option("port", {
    alias: "p",
    demandOption: true,
    default: 50051,
    describe: "Listen on this port for incoming client connections",
    type: "number",
  })
  .option("bind", {
    alias: "b",
    demandOption: true,
    default: "0.0.0.0",
    describe: "Which IP to bind to",
    type: "string",
  })
  .option("verbose", {
    alias: "v",
    default: 2,
    describe: "Verbosity level, 0 to 6, 0=error, 1=warn, 2=info, 3+=debug",
    type: "number",
  })
  .help()
  .alias("help", "h").argv;

const logger = createLogger({level: getLevel(argv.verbose), postfix: "server"}) 
const address = `${argv.bind}:${argv.port}`;
const server = startServer(address, pubsub({ logger }), logger);
process.on('SIGINT', () => {
  logger.info("Shutting down due to SIGINT")
  server.forceShutdown()
});