index.js

/* global document */
import cookie from 'cookie'

export function parseCookies(ctx = {}, options = {}) {
   if (ctx.req && ctx.req.headers.cookie) {
      return cookie.parse(ctx.req.headers.cookie, options)
   }

   if (process.browser) {
      return cookie.parse(document.cookie, options)
   }

   return {}
}

export function setCookie(ctx = {}, name, value, options = {}) {
   if (ctx && ctx.res) {
      ctx.res.setHeader('Set-Cookie', cookie.serialize(name, value, options))
   }

   if (process.browser) {
      document.cookie = cookie.serialize(name, value, options)
   }

   return {}
}

export function destroyCookie(ctx = {}, name) {
   if (ctx && ctx.res) {
      ctx.res.setHeader('Set-Cookie', cookie.serialize(name, '', {
         maxAge: -1
      }))
   }

   if (process.browser) {
      document.cookie = cookie.serialize(name, '', {
         maxAge: -1
      })
   }

   return {}
}