diff options
| -rw-r--r-- | bot/bot.py | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/bot/bot.py b/bot/bot.py index 756449293..34254d8e8 100644 --- a/bot/bot.py +++ b/bot/bot.py @@ -130,6 +130,26 @@ class Bot(commands.Bot): super().add_cog(cog) log.info(f"Cog loaded: {cog.qualified_name}") + def add_command(self, command: commands.Command) -> None: + """Add `command` as normal and then add its root aliases to the bot.""" + super().add_command(command) + self._add_root_aliases(command) + + def remove_command(self, name: str) -> Optional[commands.Command]: + """ + Remove a command/alias as normal and then remove its root aliases from the bot. + + Individual root aliases cannot be removed by this function. + To remove them, either remove the entire command or manually edit `bot.all_commands`. + """ + command = super().remove_command(name) + if command is None: + # Even if it's a root alias, there's no way to get the Bot instance to remove the alias. + return + + self._remove_root_aliases(command) + return command + def clear(self) -> None: """ Clears the internal state of the bot and recreates the connector and sessions. @@ -235,3 +255,24 @@ class Bot(commands.Bot): scope.set_extra("kwargs", kwargs) log.exception(f"Unhandled exception in {event}.") + + def _add_root_aliases(self, command: commands.Command) -> None: + """Recursively add root aliases for `command` and any of its subcommands.""" + if isinstance(command, commands.Group): + for subcommand in command.commands: + self._add_root_aliases(subcommand) + + for alias in command.root_aliases: + if alias in self.all_commands: + raise commands.CommandRegistrationError(alias, alias_conflict=True) + + self.all_commands[alias] = command + + def _remove_root_aliases(self, command: commands.Command) -> None: + """Recursively remove root aliases for `command` and any of its subcommands.""" + if isinstance(command, commands.Group): + for subcommand in command.commands: + self._remove_root_aliases(subcommand) + + for alias in command.root_aliases: + self.all_commands.pop(alias, None) |