# this a app command group
# you can nest these up 1: 
# `/group group` = VALID
# /group group group` = INVALID
# etc... all invalid.

# this example shows one way to do this, subclassing
# the other is constructing an instance of app_commands.Group()
# that one is shown in "free_function_commands-py"

import discord
from discord import app_commands

# the @app_commands.guilds and others (including checks) can be used above the class
# these will apply to ALL subcommand, subcommands cannot have invidual perms!
@app_commands.guild_only()
class Group(app_commands.Group):

  # subcommand of Group
  @app_commands.command()
  async def my_subcommand(self, interaction: discord.Interaction) -> None:
    await interaction.response.send_message("hello from the subcommand!")

  # nested group command
  group2 = app_commands.Group(name="group2", description="This a nested group!")
  
  # subcommand of group2
  @group2.command()
  async def my_second_group_command(self, interaction: discord.Interaction) -> None:
    await interaction.response.send_message("hello from the second subcommand!")

# unlike commands.GroupCog, you need to add this class to your tree yourself.
tree.add_command(Group())