number of sync changes to push next to "sync now" button

routes/api/status.js

@@ -0,0 +1,25 @@
+"use strict";
+
+const express = require('express');
+const router = express.Router();
+const sql = require('../../services/sql');
+const auth = require('../../services/auth');
+
+router.get('/:full_load_time', auth.checkApiAuth, async (req, res, next) => {
+    const fullLoadTime = req.params.full_load_time;
+
+    const browserId = req.get('x-browser-id');
+
+    const rowCount = await sql.getSingleValue("SELECT COUNT(*) FROM audit_log WHERE (browser_id IS NULL OR browser_id != ?) " +
+        "AND date_modified >= ?", [browserId, fullLoadTime]);
+
+    const lastSyncedPush = await sql.getOption('last_synced_push');
+    const changesToPushCount = await sql.getSingleValue("SELECT COUNT(*) FROM sync WHERE id > ?", [lastSyncedPush]);
+
+    res.send({
+        'changed': rowCount > 0,
+        'changesToPushCount': changesToPushCount
+    });
+});
+
+module.exports = router;