const getStorage = function(key) {
  const str = zzSessionStorage.getItem(key)
  if (!str) {
    return null
  }
  return JSON.parse(str)
}
const setStorage = function(key, obj) {
  const json = JSON.stringify(obj)
  zzSessionStorage.setItem(key, json)
}
const state = {
  language: getStorage('lang') || 'zh'
}

const mutations = {

  setLanguage: (state, language) => {
    state.language = language
    setStorage('lang', language)
  }
}

export default {
  namespaced: true,
  state,
  mutations
}