/**
* Find all handlers that are available for the current SlashCommand
* and have a signature.
*
* @return Collection|SignatureHandler[]
*/
protected function findAvailableHandlers() : Collection
{
return collect(config('laravel-slack-slash-command.handlers'))->map(function (string $handlerClassName) {
return new $handlerClassName($this->request);
})->filter(function (HandlesSlashCommand $handler) {
return $handler instanceof SignatureHandler;
})->filter(function (SignatureHandler $handler) {
$signatureParts = new SignatureParts($handler->getSignature());
return Str::is($signatureParts->getSlashCommandName(), $this->request->command);
});
}
protected function findAlternativeHandlers(string $command) : Collection
{
$alternativeHandlers = collect(config('laravel-slack-slash-command.handlers'))->map(function (string $handlerClassName) {
return new $handlerClassName($this->request);
})->filter(function (HandlesSlashCommand $handler) {
return $handler instanceof SignatureHandler;
})->filter(function (SignatureHandler $handler) {
$signatureParts = new SignatureParts($handler->getSignature());
return Str::is($signatureParts->getSlashCommandName(), $this->request->command);
});
if (strpos($command, ':') !== false) {
$subHandlers = $this->findInNamespace($alternativeHandlers, $command);
if ($subHandlers->count()) {
return $subHandlers;
}
}
return $alternativeHandlers->filter(function (SignatureHandler $handler) use($command) {
return levenshtein($handler->getName(), $command) <= 2;
});
}
protected function bindSignature()
{
$signatureParts = new SignatureParts($this->signature);
$signature = $signatureParts->getSignatureWithoutCommandName();
list($name, $arguments, $options) = Parser::parse($signature);
$this->name = $name;
$inputDefinition = new InputDefinition();
foreach ($arguments as $argument) {
$inputDefinition->addArgument($argument);
}
foreach ($options as $option) {
$inputDefinition->addOption($option);
}
$inputWithoutHandlerName = explode(' ', $this->request->text, 2)[1] ?? '';
$this->input = new StringInput($inputWithoutHandlerName);
$this->inputDefinition = $inputDefinition;
try {
$this->input->bind($inputDefinition);
} catch (RuntimeException $exception) {
return false;
}
return true;
}
