Make commands more robust against errors.

cogs/commands/set.py

@@ -61,11 +61,12 @@ class SetCog(commands.Cog, name="Set command."):
             # Use the relationship to get group category is in.
             group = category.category_group
             if group is None:
-            await interaction.response.send_message(
-                f"An error with {category.name} and group relationship. Contact developer. Size was still updated.",
-                ephemeral=True,
-            )
                 agon_logger.error(f"{category.name}:{category.id} group relationship was None.")
+
+                stmt = select(CategoryGroup).where(col(CategoryGroup.id) == group_id)
+                group = session.scalar(stmt)
+                if group is None:
+                    await interaction.response.send_message("Group was not found.", ephemeral=True)
                     return
 
         await send_highscore_message(session, interaction.guild, group)
@@ -108,14 +109,12 @@ class SetCog(commands.Cog, name="Set command."):
             # Use the relationship to get group category is in.
             group = category.category_group
             if group is None:
-            await interaction.response.send_message(
-                (
-                    f"An error with {category.name} and group relationship. Contact developer. "
-                    "Is_ascending was still updated."
-                ),
-                ephemeral=True,
-            )
                 agon_logger.error(f"{category.name}:{category.id} group relationship was None.")
+
+                stmt = select(CategoryGroup).where(col(CategoryGroup.id) == group_id)
+                group = session.scalar(stmt)
+                if group is None:
+                    await interaction.response.send_message("Group was not found.", ephemeral=True)
                     return
 
         await send_highscore_message(session, interaction.guild, group)
@@ -191,11 +190,15 @@ class SetCog(commands.Cog, name="Set command."):
                 .where(col(CategoryGroup.id) == int(group_id))
             )
             group = session.scalar(stmt)
+            if group is None:
+                await interaction.response.send_message("Group was not found.", ephemeral=True)
+                return
             group.PadLength = length
             session.commit()
             await interaction.response.send_message(
                 f"Category pad length set to {length} for {group.name}", ephemeral=True
             )
+            await send_highscore_message(session, interaction.guild, group)
 
     @group.subcommand(
         description="Registers the channel for submission messages. Currently this information is deprecated."