Add birthday clear command. (not removing from database right now).

cogs/commands/birthday.py

@@ -15,7 +15,7 @@ from main import birthday_list
 class BirthdayCog(commands.Cog, name="Birthday Commands"):
     """Class holds birthday commands."""
 
-    @nextcord.slash_command()
+    @nextcord.slash_command(guild_ids=[1000247361639030804, 822199658306076672])
     async def birthday(self, interaction: nextcord.Interaction) -> None:
         """Parent slash command for birthday. Never called."""
 
@@ -65,3 +65,26 @@ class BirthdayCog(commands.Cog, name="Birthday Commands"):
             session.commit()
 
         await interaction.followup.send(f"Birthday set to {month}/{day}.", ephemeral=True)
+
+    @birthday.subcommand(description="Remove yourself from the birthday list.")
+    async def clear(self, interaction: nextcord.Interaction) -> None:
+        """
+        Remove the user from the birthday database.
+
+        Args:
+            interaction (nextcord.Interaction): Interaction that invoked the command.
+
+        """
+        # Ensure that a person used the command.
+        if interaction.user is None:
+            return
+
+        if interaction.user.id in birthday_list:
+            birthday_list.remove(interaction.user.id)
+
+        with Session(engine) as session:
+            stmt = select(UserBirthday).where(UserBirthday.user_id == interaction.user.id)
+            session.delete(stmt)
+            session.commit()
+
+        await interaction.followup.send("Birthday cleared.", ephemeral=True)