/**
* [execute description]
* @param InputInterface $input [description]
* @param OutputInterface $output [description]
* @return [type] [description]
*/
protected function execute(InputInterface $input, OutputInterface $output)
{
$client = new \Slack\Client($input->getOption('team'), $input->getOption('token'));
$slack = new \Slack\Notifier($client);
$message = new \Slack\Message\Message($input->getArgument('message'));
$message->setChannel($input->getArgument('channel'))->setUsername($input->getOption('username'));
if ($input->getOption('emoji')) {
$message->setIconEmoji($input->getOption('emoji'));
}
$slack->notify($message);
$output->writeln("Sent!");
}
