'use strict';

var utils = require('../utils.js');
var index = require('../platform/index.js');

var cookies = index.hasStandardBrowserEnv ?

  // Standard browser envs support document.cookie
  {
    write(name, value, expires, path, domain, secure) {
      const cookie = [name + '=' + encodeURIComponent(value)];

      utils.isNumber(expires) && cookie.push('expires=' + new Date(expires).toGMTString());

      utils.isString(path) && cookie.push('path=' + path);

      utils.isString(domain) && cookie.push('domain=' + domain);

      secure === true && cookie.push('secure');

      document.cookie = cookie.join('; ');
    },

    read(name) {
      const match = document.cookie.match(new RegExp('(^|;\\s*)(' + name + ')=([^;]*)'));
      return (match ? decodeURIComponent(match[3]) : null);
    },

    remove(name) {
      this.write(name, '', Date.now() - 86400000);
    }
  }

  :

  // Non-standard browser env (web workers, react-native) lack needed support.
  {
    write() {},
    read() {
      return null;
    },
    remove() {}
  };

module.exports = cookies;
