export function createCookie(name, value, days = 100) {
  const date = new Date()
  date.setTime(date.getTime() + days * 24 * 60 * 60 * 1000)
  const expires = '; expires=' + date.toUTCString()

  document.cookie = name + '=' + value + expires + '; path=/'
}

export function readCookie(name) {
  const nameEQ = name + '='
  const ca = document.cookie.split(';')
  for (let i = 0; i < ca.length; i++) {
    let c = ca[i]
    while (c.charAt(0) == ' ') c = c.substring(1, c.length)
    if (c.indexOf(nameEQ) === 0) return c.substring(nameEQ.length, c.length)
  }
  return null
}

export function eraseCookie(name) {
  createCookie(name, '')
}