Add comment.

cogs/guild_listener/__init__.py

@@ -4,6 +4,7 @@ Defines cog for guild listeners. Contains functions for various guild events.
 
 import nextcord
 from nextcord.ext import commands
+from sqlalchemy import select
 from sqlalchemy.orm import Session
 
 # pylint: disable=import-error
@@ -20,12 +21,24 @@ class GuildListener(commands.Cog, name="Guild Listener"):
     async def on_guild_join(self, guild: nextcord.Guild):
         """Listener for Guild Join. Adds guild to database."""
 
-        new_guild = Guild(GuildId=guild.id, GuildName=guild.name)
-
         with Session(engine) as session:
-            session.add(new_guild)
+            stmt = select(Guild).where(Guild.GuildId == guild.id)
+            guild_data = session.scalar(stmt)
+
+            # just in case check if the guild already exists
+            if guild_data is None:
+                new_guild = Guild(GuildId=guild.id, GuildName=guild.name)
+                session.add(new_guild)
+            else:
+                guild_data.GuildName = guild.name
+
             session.commit()
 
+        # let imcompiling#2272 know about a new server joining!
+        # staying with fetch due to intents not being set up correctly. Maybe change to get eventually.
+        imcompiling: nextcord.User = await self.bot.fetch_user(206602713511886849)
+        await imcompiling.send(f'Agon has joined server "{guild.name}"!')
+
 
 # This function will be called when this extension is loaded.
 # It is necessary to add these functions to the bot.