update

index.js

@@ -1,27 +1,40 @@
-const { WebClient } = require('@slack/client');
-require('dotenv').config();
+const {
+  WebClient
+} = require('@slack/client');
 
-// An access token (from your Slack app or custom integration - xoxp, xoxb, or xoxa)
+// An access token (from your Slack app or custom integration - xoxp, or xoxb)
 const token = process.env.SLACK_TOKEN;
 
 const web = new WebClient(token);
 
-// See: https://api.slack.com/methods/channels.list
+function getAllChannels() {
+  // See: https://api.slack.com/methods/conversations.list#arguments
+  const param = {
+    exclude_archived: true,
+    types: 'public_channel',
+    // Only get first 100 items
+    limit: 100
+  };
+  return web.conversations.list(param).then(results => {
+    return results.channels
+  });
+}
 
 const fs = require('fs');
 const stream = fs.createWriteStream("channelList.md");
-stream.once('open', function(fd) {
+stream.once('open', function (fd) {
   stream.write("Name  | Topic | Persons\n");
   stream.write("----- | ----- | -------\n");
 
-web.channels.list()
-  .then((res) => {
-    // `res` contains information about the channels
-    for (let channel of res.channels) {
+  getAllChannels()
+    .then((res) => {
+      // `res` contains information about the channels
+      for (let channel of res.channels) {
         const escapedTopic = channel.topic.value.replace(/\r?\n/g, '');
         stream.write(`[#${channel.name}](https://mohikanz.slack.com/messages/${channel.name}} | ${escapedTopic} | ${channel.num_members} \n`);
-    }
-    stream.end();
-  })
-  .catch(console.error);
+      }
+      stream.end();
+    })
+    .catch(console.error);
+
 });