From 1ee1730090df5d717ecd36692fa7accb64a32b13 Mon Sep 17 00:00:00 2001
From: James <jamesfitzy1937@gmail.com>
Date: Sat, 27 Oct 2018 12:02:10 +1300
Subject: [PATCH] [V3 Chatchart] Handle bot only content

Sends a message when message history only contains bot content
---
 chatchart/chatchart.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/chatchart/chatchart.py b/chatchart/chatchart.py
index d22a617..1238a3c 100644
--- a/chatchart/chatchart.py
+++ b/chatchart/chatchart.py
@@ -119,6 +119,10 @@ class Chatchart(BaseCog):
                 msg_data["users"][whole_name]["msgcount"] = 1
                 msg_data["total count"] += 1
 
+        if msg_data['users'] == {}:
+            await em.delete()
+            return await ctx.message.channel.send(f'Only bots have sent messages in {channel.mention}')
+
         for usr in msg_data["users"]:
             pd = float(msg_data["users"][usr]["msgcount"]) / float(msg_data["total count"])
             msg_data["users"][usr]["percent"] = round(pd * 100, 1)