<script src="//res.wx.qq.com/open/js/jweixin-1.2.0.js"></script>
<script src="https://cdn.botorange.com/js/sidebar/juzi-helper-1.0.11.js"></script>
<!-- 
  1.juzi-helper仅在系统侧边栏环境下覆写wx对象，成功后window.wx.isJuziWx === true
  2.如果使用npm安装的jweixin或页面不存在wx对象，juzi-helper的覆写可能不会成功，此时可使用window.juziWx
  -->

wx.invoke('getCurExternalContact', { }, function(res){
  if (res.err_msg == "getCurExternalContact:ok") {
    //成功处理 {userId: 'xxx', err_msg: 'getCurExternalContact:ok'}
  } else {
    //错误处理 {userId: undefined, err_msg: 'getCurExternalContact:fail'}
  }
});

wx.invoke('getCurExternalChat', {}, function(res){
  if (res.err_msg == "getCurExternalChat:ok") {
    //成功处理 {chatId: 'xxx', err_msg: 'getCurExternalChat:ok'}
  } else {
    //错误处理 {chatId: undefined, err_msg: 'getCurExternalChat:fail'}
  }
});

wx.getCurChatInfo({
  success: function(res) {
    // 成功处理
  },
  fail: function(res) {
    // 失败处理 {err_msg: 'xxx'}
  }
})

type TextMsg = { msgtype: 'text'; text: { content: string; } };

type ImageMsg = { 
  msgtype: 'image';
  image: { 
    url: string;
    title?: string;
  };
}

type VideoMsg = { 
  msgtype: 'video';
  video: { 
    url: string;
    title?: string;
  };
}

type FileMsg = { 
  msgtype: 'file';
  file: { 
    url: string;
    title?: string; 
  };
}

type NewsMsg = {
  msgtype: 'news',
  news: {
    link: string,
    title: string,
    desc: string,
    imgUrl: string,
  },
}

type MiniprogramMsg = {
  msgtype: "miniprogram",
  miniprogram: {
    appid: string,    // 小程序的appid
    title: string,    // 小程序消息的title
    imgUrl: string,   // 小程序消息的封面图，必须带http或者https协议头。
    page: string,     // 小程序消息打开后的路径
    desc: string,     // 小程序描述
    iconUrl: string,  // 小程序icon地址
    officialAccountId: string,    // 小程序原始id
  },
}

type SendParams = TextMsg | ImageMsg | VideoMsg | FileMsg | NewsMsg | MiniprogramMsg;

type ErrMsg = 'sendChatMessage:ok' | 'text content is empty' | 'url is empty';

type Callback = (res: { err_msg: ErrMsg; }) => void;

wx.invoke('sendChatMessage', sendParams: SendParams, callback: Callback);

wx.openEnterpriseChat({
  userIds: 'zhangsan',    // 企业微信企业成员userId，必传
  externalUserIds: 'wmEAlECwAAHrbWYDOK5u3Bf13xlYDAAA', // 企业微信外部联系人userId
  chatId: 'CHATID', // 企业微信外部群chatId
  success: function(res) {
    // 成功处理 {err_msg: 'openEnterpriseChat:ok'}
  },
  fail: function(res) {
    // 失败处理 {err_msg: 'xxx'}
  }
})

wx.previewImage({
  current: '',  // 可选，第一张显示的图片链接
  urls: [],     // 必填，需要预览的图片http链接列表
})

https://{企业控制台域名}/api/oauth/connect/authorize?redirect_uri=REDIRECT_URI&state=STATE

GET https://{企业控制台域名}/api/v1/oauth/getUserInfo?code=**

{
    "errcode": 0,
    "errmsg": "",
    "userId": "externalUserId_16854625281600000",
    "data": {
        "userId": "externalUserId_16854625281600000",
        "corpId": "wwe04db0cf19784a5d",
        "botId": "69dccbd56711d2296a40dbe5",
        "orgId": "646d818baf71f175124fabde",
        "uid": "646d8374c899c15c7e00a62c",
        "email": "xiaomaaishenghuo@163.com",
        "name": "小马不爱生活",
        "botType": 2,
        "wecomUserId": "Xiao****"
    }
}