import { PageFooterText, pageFooterZhCn, pageFooterEnUs } from './PageFooter';
import { MainPageText, mainPageZhCn, mainPageEnUs } from './MainPage';
import { UserPageText, userPageZhCn, userPageEnUs } from './UserPage';
import { TabBarText, tabBarEnUs, tabBarZhCn } from './TabBar';

interface TextRecord {
  pageFooter: PageFooterText;
  mainPage: MainPageText;
  userPage: UserPageText;
  tabBar: TabBarText;
}

const textZhCn: TextRecord = {
  pageFooter: pageFooterZhCn,
  mainPage: mainPageZhCn,
  userPage: userPageZhCn,
  tabBar: tabBarZhCn,
};

const textEnUs: TextRecord = {
  pageFooter: pageFooterEnUs,
  mainPage: mainPageEnUs,
  userPage: userPageEnUs,
  tabBar: tabBarEnUs,
};

// type Lang = 'zh_CN' | 'en_US' | ...;
export type Lang = 'zh_CN' | 'en_US';

class PlainText {
  private readonly textZhCn: TextRecord;
  private readonly textEnUs: TextRecord;
  private lang: Lang;

  constructor() {
    this.textZhCn = textZhCn;
    this.textEnUs = textEnUs;
    this.lang = 'zh_CN';
  }

  setLang(lang: Lang) {
    this.lang = lang;
  }

  get(): TextRecord {
    if (this.lang == 'zh_CN') {
      return this.textZhCn;
    } else if (this.lang == 'en_US') {
      return this.textEnUs;
    }
    return this.textZhCn;
  }

  getCurLang(): Lang {
    return this.lang;
  }
}

const pt = new PlainText();

export default pt;