/**
* @param CommandInterface $command
* @param Plugin|null $plugin
* @return bool
*/
public function registerCommand(CommandInterface $command, Plugin $plugin = null) : bool
{
if (!$this->hasCommand($command->getCommand())) {
$ev = new CommandRegisterEvent($command);
$this->connection->getEventHandler()->callEvent($ev);
if (!$ev->isCancelled()) {
$this->commands[$command->getCommand()] = $command;
foreach ($command->getAliases() as $alias) {
if (!$this->hasCommand($alias)) {
$this->commands[$alias] = $command;
}
}
if ($plugin instanceof Plugin) {
$this->plugins[$plugin->name][$command->getCommand()] = $command;
}
return true;
}
}
return false;
}
