New dev commands and updates

server/utils/updates.js

@@ -0,0 +1,71 @@
+// @flow
+import crypto from 'crypto';
+import invariant from 'invariant';
+import fetch from 'isomorphic-fetch';
+import { client } from '../redis';
+import packageInfo from '../../package.json';
+
+import { User, Team, Collection, Document } from '../models';
+
+const UPDATES_URL = 'https://updates.getoutline.com';
+const UPDATES_KEY = 'UPDATES_KEY';
+
+export default async () => {
+  invariant(
+    process.env.SECRET_KEY && process.env.URL,
+    'SECRET_KEY or URL env var is not set'
+  );
+  const secret = process.env.SECRET_KEY.slice(0, 6) + process.env.URL;
+  const id = crypto.createHash('sha256').update(secret).digest('hex');
+
+  const [
+    userCount,
+    teamCount,
+    collectionCount,
+    documentCount,
+  ] = await Promise.all([
+    User.count(),
+    Team.count(),
+    Collection.count(),
+    Document.count(),
+  ]);
+
+  const body = JSON.stringify({
+    id,
+    version: 1,
+    clientVersion: packageInfo.version,
+    analytics: {
+      userCount,
+      teamCount,
+      collectionCount,
+      documentCount,
+    },
+  });
+
+  await client.del('UPDATES_KEY');
+
+  try {
+    const response = await fetch(UPDATES_URL, {
+      method: 'POST',
+      headers: {
+        Accept: 'application/json',
+        'Content-Type': 'application/json',
+      },
+      body,
+    });
+
+    const data = await response.json();
+    if (data.severity) {
+      await client.set(
+        UPDATES_KEY,
+        JSON.stringify({
+          severity: data.severity,
+          message: data.message,
+          url: data.url,
+        })
+      );
+    }
+  } catch (_e) {
+    // no-op
+  }
+};