fix prefix finder ALL MONGO DB NOW!!!

Author: SharpBit

.gitignore

@@ -119,13 +119,14 @@ async def on_message(message):
     channel = message.channel
 
     if message.content.lower() in ('whatistheprefix', 'what is the prefix'):
-        with open('data/config.json') as f:
-            config = json.load(f)
-            try:
-                prefix = config[str(message.guild.id)]['prefix']
-            except KeyError:
-                prefix = '-'
-            await channel.send(f'The guild prefix is `{prefix}`')
+        result = await db.config.find_one({'_id': str(message.guild.id)})
+        if not result:
+            prefix = '-'
+        try:
+            prefix = result['prefix']
+        except KeyError:
+            prefix = '-'
+        await channel.send(f'The guild prefix is `{prefix}`')
 
     await bot.process_commands(message)