const tokenKey = "Authorization";
const loginTypeKey = "loginType";

export default {
  /**
   * 单点登录跳转
   * @param app 应用
   */
  ssoJump: (app: any, toMenu: boolean) => {
    let prefix = `${app.appUrl}`;
    if (toMenu) {
      let menuPath = app.appMenu.path;
      let urlItems = prefix.split("/");
      urlItems.pop();
      let appPrefix = urlItems.join("/");
      prefix = appPrefix + menuPath;
    }
    let url = `${prefix}?${tokenKey}=${localStorage.getItem(
      "token"
    )}&${loginTypeKey}=plat`;
    window.open(url);
  },
  /**
   * 单点登录解码
   * @param beforeChangeHref 解码完成,更新地址栏前的回调
   */
  ssoDecode: (beforeChangeHref?: any) => {
    function getQueryVariable(variable: string) {
      const query = window.location.search.substring(1);
      const vars = query.split("&");
      for (let i = 0; i < vars.length; i++) {
        const pair = vars[i].split("=");
        if (pair[0] == variable) {
          return pair[1];
        }
      }
      return false;
    }
    let token = <any>getQueryVariable(tokenKey);
    if (token && token != "false") {
      const loginType = <any>getQueryVariable(loginTypeKey);
      const menuCodes = <any>getQueryVariable("menuCodes");
      const href = window.location.href;
      token = decodeURIComponent(token);
      localStorage.setItem("sso_token", token);
      localStorage.setItem("sso_login_type", loginType);
      localStorage.setItem("sso_menu_codes", menuCodes);
      const newUrl = window.location.href.substring(0, href.indexOf("?"));
      beforeChangeHref({
        [tokenKey]: token,
        [loginTypeKey]: loginType,
      });
      window.location.href = newUrl;
    }
  },
};