--- /dev/null
+<?php
+/**
+ * @file
+ * Contains \Drupal\Console\Command\Config\DeleteCommand.
+ */
+
+namespace Drupal\Console\Command\State;
+
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Command\Command;
+use Drupal\Core\KeyValueStore\KeyValueFactoryInterface;
+use Drupal\Core\State\StateInterface;
+use Drupal\Console\Core\Command\Shared\CommandTrait;
+use Drupal\Console\Core\Style\DrupalStyle;
+
+class DeleteCommand extends Command
+{
+ use CommandTrait;
+
+ /**
+ * @var StateInterface
+ */
+ protected $state;
+
+ /**
+ * @var KeyValueFactoryInterface
+ */
+ protected $keyValue;
+
+ /**
+ * DeleteCommand constructor.
+ *
+ * @param StateInterface $state
+ * @param KeyValueFactoryInterface $keyValue
+ */
+ public function __construct(
+ StateInterface $state,
+ KeyValueFactoryInterface $keyValue
+ ) {
+ $this->state = $state;
+ $this->keyValue = $keyValue;
+ parent::__construct();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function configure()
+ {
+ $this
+ ->setName('state:delete')
+ ->setDescription($this->trans('commands.state.delete.description'))
+ ->addArgument(
+ 'name',
+ InputArgument::OPTIONAL,
+ $this->trans('commands.state.delete.arguments.name')
+ );
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function interact(InputInterface $input, OutputInterface $output)
+ {
+ $io = new DrupalStyle($input, $output);
+ $name = $input->getArgument('name');
+ if (!$name) {
+ $names = array_keys($this->keyValue->get('state')->getAll());
+ $name = $io->choiceNoList(
+ $this->trans('commands.state.delete.arguments.name'),
+ $names
+ );
+ $input->setArgument('name', $name);
+ }
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function execute(InputInterface $input, OutputInterface $output)
+ {
+ $io = new DrupalStyle($input, $output);
+ $name = $input->getArgument('name');
+ if (!$name) {
+ $io->error($this->trans('commands.state.delete.messages.enter-name'));
+
+ return 1;
+ }
+
+ if (!$this->state->get($name)) {
+ $io->error(
+ sprintf(
+ $this->trans('commands.state.delete.messages.state-not-exists'),
+ $name
+ )
+ );
+
+ return 1;
+ }
+
+ try {
+ $this->state->delete($name);
+ } catch (\Exception $e) {
+ $io->error($e->getMessage());
+
+ return 1;
+ }
+
+ $io->success(
+ sprintf(
+ $this->trans('commands.state.delete.messages.deleted'),
+ $name
+ )
+ );
+
+ return 0;
+ }
+}