jeansaad/hotel

const fs = require("fs");
const { pidFile } = require("./common");

module.exports = {
  create,
  read,
  remove
};

function create() {
  console.log("create", pidFile, process.pid);
  return fs.writeFileSync(pidFile, process.pid.toString());
}

function read() {
  if (fs.existsSync(pidFile)) {
    return fs.readFileSync(pidFile, "utf-8");
  }
}

function remove() {
  if (fs.existsSync(pidFile)) {
    fs.unlinkSync(pidFile);
  }
}