bigcapital/packages/server/src/utils/moment-mysql.ts

import * as moment from 'moment';

// Extends moment prototype to add a new method to format date to MySQL datetime format.
moment.prototype.toMySqlDateTime = function () {
  return this.format('YYYY-MM-DD HH:mm:ss');
};

declare global {
  namespace moment {
    interface Moment {
      toMySqlDateTime(): string;
    }
  }
}