import App from './App.vue';
import { createSSRApp } from 'vue';
// @ts-ignore
import { setupPinia } from './sheep/store';
import './main.scss';
import 'virtual:uno.css';
// @ts-ignore
import wfc from './wfc/client/wfc';
// @ts-ignore
import Config from './config';
// @ts-ignore
import store from './store';
// @ts-ignore
import { getItem } from '@/sheep/util/storageHelper';
import { createI18n } from 'vue-i18n';
// @ts-ignore
import zhCNLang from './assets/lang/zh-CN.json';
// @ts-ignore
import zhTWLang from './assets/lang/zh-TW.json';
// @ts-ignore
import enLang from './assets/lang/en.json';
import mitt from 'mitt';

export function createApp() {
  const app = createSSRApp(App);

  setupPinia(app);

  const i18n = createI18n({
    // 使用localStorage存储语言状态是为了保证页面刷新之后还是保持原来选择的语言状态
    locale: getItem('lang') ? getItem('lang') : 'zh-CN', // 定义默认语言为中文
    // allowComposition: true,
    messages: {
      'zh-CN': zhCNLang,
      'zh-TW': zhTWLang,
      en: enLang,
    },
  });
  app.use(i18n);

  // 如果不存在会话页面，则入栈，如果已经存在会话页面，则返回到该页面
  app.config.globalProperties.$go2ConversationPage = () => {
    let pages = getCurrentPages();
    let cvRoute = 'pages/conversation/ConversationPage';
    let delta = 0;
    let found = false;
    for (let i = pages.length - 1; i >= 0; i--) {
      if (pages[i].route === cvRoute) {
        found = true;
        break;
      } else {
        delta++;
      }
    }
    if (found) {
      uni.navigateBack({
        delta: delta,
        fail: (err) => {
          console.log('nav back to conversationView err', err);
        },
      });
    } else {
      uni.navigateTo({
        url: '/pages/conversation/ConversationPage',
        success: () => {
          console.log('nav to conversationPage success');
        },
        fail: (err) => {
          console.log('nav to conversationPage err', err);
        },
      });
    }
  };

  const eventBus = mitt();
  // @ts-ignore
  eventBus.$on = eventBus.on;
  // @ts-ignore
  eventBus.$off = eventBus.off;
  // @ts-ignore
  eventBus.$emit = eventBus.emit;
  app.config.globalProperties.$eventBus = eventBus;
  // @ts-ignore
  app.config.globalProperties.$set = (obj, key, value) => (obj[key] = value);

  // #ifdef APP-PLUS
  wfc.init();
  store.init();
  // #endif

  return {
    app,
  };
}