import Vue from 'vue'
import VueRouter from 'vue-router'
import Vuex from 'vuex'
import App from './App.vue'
import PublicTimeline from './components/public_timeline/public_timeline.vue'
import PublicAndExternalTimeline from './components/public_and_external_timeline/public_and_external_timeline.vue'
import FriendsTimeline from './components/friends_timeline/friends_timeline.vue'
import TagTimeline from './components/tag_timeline/tag_timeline.vue'
import ConversationPage from './components/conversation-page/conversation-page.vue'
import Mentions from './components/mentions/mentions.vue'
import UserProfile from './components/user_profile/user_profile.vue'
import Settings from './components/settings/settings.vue'
import Registration from './components/registration/registration.vue'
import UserSettings from './components/user_settings/user_settings.vue'
import FollowRequests from './components/follow_requests/follow_requests.vue'

import interfaceModule from './modules/interface.js'
import instanceModule from './modules/instance.js'
import statusesModule from './modules/statuses.js'
import usersModule from './modules/users.js'
import apiModule from './modules/api.js'
import configModule from './modules/config.js'
import chatModule from './modules/chat.js'

import VueTimeago from 'vue-timeago'
import VueI18n from 'vue-i18n'

import createPersistedState from './lib/persisted_state.js'

import messages from './i18n/messages.js'

import VueChatScroll from 'vue-chat-scroll'

const currentLocale = (window.navigator.language || 'en').split('-')[0]

Vue.use(Vuex)
Vue.use(VueRouter)
Vue.use(VueTimeago, {
  locale: currentLocale === 'ja' ? 'ja' : 'en',
  locales: {
    'en': require('../static/timeago-en.json'),
    'ja': require('../static/timeago-ja.json')
  }
})
Vue.use(VueI18n)
Vue.use(VueChatScroll)

const persistedStateOptions = {
  paths: [
    'config',
    'users.lastLoginName',
    'statuses.notifications.maxSavedId'
  ]
}

const store = new Vuex.Store({
  modules: {
    interface: interfaceModule,
    instance: instanceModule,
    statuses: statusesModule,
    users: usersModule,
    api: apiModule,
    config: configModule,
    chat: chatModule
  },
  plugins: [createPersistedState(persistedStateOptions)],
  strict: false // Socket modifies itself, let's ignore this for now.
  // strict: process.env.NODE_ENV !== 'production'
})

const i18n = new VueI18n({
  // By default, use the browser locale, we will update it if neccessary
  locale: currentLocale,
  fallbackLocale: 'en',
  messages
})

window.fetch('/api/statusnet/config.json')
  .then((res) => res.json())
  .then((data) => {
    const {name, closed: registrationClosed, textlimit, server} = data.site

    store.dispatch('setInstanceOption', { name: 'name', value: name })
    store.dispatch('setInstanceOption', { name: 'registrationOpen', value: (registrationClosed === '0') })
    store.dispatch('setInstanceOption', { name: 'textlimit', value: parseInt(textlimit) })
    store.dispatch('setInstanceOption', { name: 'server', value: server })

    var apiConfig = data.site.pleromafe

    window.fetch('/static/config.json')
      .then((res) => res.json())
      .catch((err) => {
        console.warn('Failed to load static/config.json, continuing without it.')
        console.warn(err)
        return {}
      })
      .then((staticConfig) => {
        // This takes static config and overrides properties that are present in apiConfig
        var config = Object.assign({}, staticConfig, apiConfig)

        var theme = (config.theme)
        var background = (config.background)
        var logo = (config.logo)
        var logoMask = (typeof config.logoMask === 'undefined' ? true : config.logoMask)
        var logoMargin = (typeof config.logoMargin === 'undefined' ? 0 : config.logoMargin)
        var redirectRootNoLogin = (config.redirectRootNoLogin)
        var redirectRootLogin = (config.redirectRootLogin)
        var chatDisabled = (config.chatDisabled)
        var showInstanceSpecificPanel = (config.showInstanceSpecificPanel)
        var scopeOptionsEnabled = (config.scopeOptionsEnabled)
        var formattingOptionsEnabled = (config.formattingOptionsEnabled)
        var collapseMessageWithSubject = (config.collapseMessageWithSubject)

        store.dispatch('setInstanceOption', { name: 'theme', value: theme })
        store.dispatch('setInstanceOption', { name: 'background', value: background })
        store.dispatch('setInstanceOption', { name: 'logo', value: logo })
        store.dispatch('setInstanceOption', { name: 'logoMask', value: logoMask })
        store.dispatch('setInstanceOption', { name: 'logoMargin', value: logoMargin })
        store.dispatch('setInstanceOption', { name: 'redirectRootNoLogin', value: redirectRootNoLogin })
        store.dispatch('setInstanceOption', { name: 'redirectRootLogin', value: redirectRootLogin })
        store.dispatch('setInstanceOption', { name: 'showInstanceSpecificPanel', value: showInstanceSpecificPanel })
        store.dispatch('setInstanceOption', { name: 'scopeOptionsEnabled', value: scopeOptionsEnabled })
        store.dispatch('setInstanceOption', { name: 'formattingOptionsEnabled', value: formattingOptionsEnabled })
        store.dispatch('setInstanceOption', { name: 'collapseMessageWithSubject', value: collapseMessageWithSubject })
        if (chatDisabled) {
          store.dispatch('disableChat')
        }

        const routes = [
          { name: 'root',
            path: '/',
            redirect: to => {
              return (store.state.users.currentUser
                      ? store.state.instance.redirectRootLogin
                      : store.state.instance.redirectRootNoLogin) || '/main/all'
            }},
          { path: '/main/all', component: PublicAndExternalTimeline },
          { path: '/main/public', component: PublicTimeline },
          { path: '/main/friends', component: FriendsTimeline },
          { path: '/tag/:tag', component: TagTimeline },
          { name: 'conversation', path: '/notice/:id', component: ConversationPage, meta: { dontScroll: true } },
          { name: 'user-profile', path: '/users/:id', component: UserProfile },
          { name: 'mentions', path: '/:username/mentions', component: Mentions },
          { name: 'settings', path: '/settings', component: Settings },
          { name: 'registration', path: '/registration', component: Registration },
          { name: 'registration', path: '/registration/:token', component: Registration },
          { name: 'friend-requests', path: '/friend-requests', component: FollowRequests },
          { name: 'user-settings', path: '/user-settings', component: UserSettings }
        ]

        const router = new VueRouter({
          mode: 'history',
          routes,
          scrollBehavior: (to, from, savedPosition) => {
            if (to.matched.some(m => m.meta.dontScroll)) {
              return false
            }
            return savedPosition || { x: 0, y: 0 }
          }
        })

        /* eslint-disable no-new */
        new Vue({
          router,
          store,
          i18n,
          el: '#app',
          render: h => h(App)
        })
      })
  })

window.fetch('/static/terms-of-service.html')
  .then((res) => res.text())
  .then((html) => {
    store.dispatch('setInstanceOption', { name: 'tos', value: html })
  })

window.fetch('/api/pleroma/emoji.json')
  .then(
    (res) => res.json()
      .then(
        (values) => {
          const emoji = Object.keys(values).map((key) => {
            return { shortcode: key, image_url: values[key] }
          })
          store.dispatch('setInstanceOption', { name: 'customEmoji', value: emoji })
          store.dispatch('setInstanceOption', { name: 'pleromaBackend', value: true })
        },
        (failure) => {
          store.dispatch('setInstanceOption', { name: 'pleromaBackend', value: false })
        }
      ),
    (error) => console.log(error)
  )

window.fetch('/static/emoji.json')
  .then((res) => res.json())
  .then((values) => {
    const emoji = Object.keys(values).map((key) => {
      return { shortcode: key, image_url: false, 'utf': values[key] }
    })
    store.dispatch('setInstanceOption', { name: 'emoji', value: emoji })
  })

window.fetch('/instance/panel.html')
  .then((res) => res.text())
  .then((html) => {
    store.dispatch('setInstanceOption', { name: 'instanceSpecificPanelContent', value: html })
  })

window.fetch('/nodeinfo/2.0.json')
  .then((res) => res.json())
  .then((data) => {
    const metadata = data.metadata
    store.dispatch('setInstanceOption', { name: 'mediaProxyAvailable', value: data.metadata.mediaProxy })
    store.dispatch('setInstanceOption', { name: 'chatAvailable', value: data.metadata.chat })
    store.dispatch('setInstanceOption', { name: 'gopherAvailable', value: data.metadata.gopher })

    const suggestions = metadata.suggestions
    store.dispatch('setInstanceOption', { name: 'suggestionsEnabled', value: suggestions.enabled })
    store.dispatch('setInstanceOption', { name: 'suggestionsWeb', value: suggestions.web })
  })