sourcecode/front/project/h5/routes/page/login/page.js

import React from 'react';
import './index.less';
import Page from '@src/containers/Page';
import { asyncSMessage } from '@src/services/AsyncTools';
import { WechatH5AppId, H5Url } from '../../../../Constant';
import { User } from '../../../stores/user';

export default class extends Page {
  init() {
    const { code, state = '' } = this.props.core.query;
    const [scope, jump] = state.split('|');
    if (code) {
      User.loginWechat(code, !!scope).then((info) => {
        if (!info.id && !scope) {
          this.redirect('snsapi_userinfo', jump || '1|/');
        } else if (info.bindMobile) {
          replaceLink(jump || '/');
        } else {
          replaceLink(`/bind?jump=${encodeURIComponent(jump)}`);
        }
      })
        .catch(e => {
          asyncSMessage(e.message, 'error');
        });
    } else {
      this.redirect('snsapi_base', '|/');
    }
  }

  redirect(scope, state) {
    const url = `https://open.weixin.qq.com/connect/oauth2/authorize?appid=${WechatH5AppId}&redirect_uri=${encodeURIComponent(
      `${H5Url}/login`,
    )}&response_type=code&scope=${scope}&state=${encodeURIComponent(state)}#wechat_redirect`;
    window.location.href = url;
  }

  renderView() {
    return <div />;
  }
}