From 970c0d40ea1dfbf818fb5fd3f951a6d65a442dca Mon Sep 17 00:00:00 2001
From: Aleksandr Statciuk <free.arhey@gmail.com>
Date: Wed, 6 Oct 2021 05:16:02 +0300
Subject: [PATCH] Update grab.js

---
 scripts/grab.js | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/scripts/grab.js b/scripts/grab.js
index c91ec2c2..640e97f0 100644
--- a/scripts/grab.js
+++ b/scripts/grab.js
@@ -17,7 +17,14 @@ const options = program.opts()
 async function main() {
   console.log('Starting...')
 
-  const channels = parseChannels(options.channels)
+  const buffer = {}
+  const channels = parseChannels(options.channels).filter(channel => {
+    if (!buffer[channel.xmltv_id]) {
+      buffer[channel.xmltv_id] = true
+      return true
+    }
+    return false
+  })
 
   console.log('Parsing:')
   let programs = []