prototype telegram member count

index.js

@@ -5,11 +5,13 @@ const fetchGitHubRepos = require('./networks/github')
 const fetchBounties = require('./networks/bounties')
 const fetchMedium = require('./networks/medium')
 const fetchTwitter = require('./networks/twitter')
+const fetchTelegram = require('./networks/telegram')
 
 let cacheGithub = null
 let cacheBounties = null
 let cacheMedium = null
 let cacheTwitter = null
+let cacheTelegram = null
 
 //
 // Create the response
@@ -34,6 +36,10 @@ module.exports = async (req, res) => {
         if (!cacheTwitter || Date.now() - cacheTwitter.lastUpdate > ms('5m')) {
             cacheTwitter = await fetchTwitter()
         }
+
+        if (!cacheTelegram || Date.now() - cacheTelegram.lastUpdate > ms('5m')) {
+            cacheTelegram = await fetchTelegram()
+        }
     } catch (error) {
         logError(error.message)
     }
@@ -42,6 +48,7 @@ module.exports = async (req, res) => {
         github: cacheGithub,
         bounties: cacheBounties,
         medium: cacheMedium,
-        twitter: cacheTwitter
+        twitter: cacheTwitter,
+        telegram: cacheTelegram
     }))
 }

networks/telegram.js

@@ -0,0 +1,31 @@
+const fetch = require('node-fetch')
+const cheerio = require('cheerio')
+const { log, logError } = require('../util/logger')
+
+const fetchTelegram = async () => {
+    const url = 'https://t.me/OceanProtocolCommunity/?pagehidden=false'
+    const start = Date.now()
+    const response = await fetch(url)
+
+    if (response.status !== 200) {
+        logError(`Non-200 response code from Twitter: ${response.status}`)
+        return null
+    }
+
+    const body = await response.text()
+    const data = await cheerio.load(body, { normalizeWhitespace: true })
+
+    let info = data('.tgme_page_extra').text()
+    info = info.replace(' members', '').replace(' ', '').replace(' ', '')
+    const members = parseInt(info)
+
+    log(
+        `Re-built telegram cache. ` +
+        `Total: ${members} members. ` +
+        `Elapsed: ${new Date() - start}ms`
+    )
+
+    return { members }
+}
+
+module.exports = fetchTelegram

package.json

@@ -9,6 +9,7 @@
   },
   "dependencies": {
     "chalk": "2.4.2",
+    "cheerio": "^1.0.0-rc.3",
     "ms": "^2.1.1",
     "node-fetch": "2.6.0"
   },