From 7eeaaa58c7c643a42c069000193643291b1e6b10 Mon Sep 17 00:00:00 2001
From: Thomas Wade <gigatech55@gmail.com>
Date: Sat, 6 Oct 2018 17:18:35 +0930
Subject: [PATCH] Add cooldown for updates

---
 mates.json |  2 +-
 server.js  | 20 ++++++++++++++++++++
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/mates.json b/mates.json
index b163b82..330d608 100644
--- a/mates.json
+++ b/mates.json
@@ -1 +1 @@
-{"mates":87}
\ No newline at end of file
+{"mates":0,"lastUpdate":0}
\ No newline at end of file
diff --git a/server.js b/server.js
index 2e0651e..a732d0b 100644
--- a/server.js
+++ b/server.js
@@ -38,7 +38,27 @@ app.post('/mates', function(rq, rs)
 {
     var data = fs.readFileSync('./mates.json');
     var json = JSON.parse(data);
+
+    var cooldownSecs = 60;
+    var currentTime = new Date().getTime();
+    var timeSinceLast = (currentTime - json.lastUpdate) / 1000;
+
+    // Check if update was sent too quickly
+    if (timeSinceLast < cooldownSecs)
+    {
+        rs
+            .status(403)
+            .json({
+                error:"Update sent too quickly",
+                cooldown: cooldownSecs,
+                remaining: Math.ceil(cooldownSecs - timeSinceLast)
+            });
+
+        return;
+    }
+
     json.mates += 1;
+    json.lastUpdate = new Date().getTime();
 
     fs.writeFile('./mates.json', JSON.stringify(json), (err) => {
         if (err)