Add choice + deprecated commands

src/Command/InitializeCommand.php

@@ -12,6 +12,15 @@
 
 final class InitializeCommand extends Command
 {
+	private const array ALLOWED_TYPES = [
+		"symfony",
+		"library",
+	];
+	private const array LEGACY_COMMANDS = [
+		"init-symfony",
+		"init-library",
+	];
+
 	/**
 	 */
 	public function __construct ()
@@ -26,15 +35,13 @@ protected function configure () : void
 	{
 		$this
 			->setDescription("Initializes a given command")
+			->setAliases(self::LEGACY_COMMANDS)
 			->addArgument(
 				"type",
-				InputArgument::REQUIRED,
+				InputArgument::OPTIONAL,
 				"The project type to initialize",
 				default: null,
-				suggestedValues: [
-					"symfony",
-					"library",
-				],
+				suggestedValues: self::ALLOWED_TYPES,
 			);
 	}
 
@@ -46,16 +53,26 @@ protected function execute (InputInterface $input, OutputInterface $output) : in
 		$io = new TorrStyle($input, $output);
 		$io->title("Janus: Initialize");
 
-		try
+		if (\in_array($input->getFirstArgument(), self::LEGACY_COMMANDS, true))
+		{
+			$io->caution("You are using a deprecated command. Use the `init` command instead.");
+		}
+
+		$type = $input->getArgument("type");
+
+		while (!\in_array($type, self::ALLOWED_TYPES, true))
 		{
-			$type = $input->getArgument("type");
-			\assert(\is_string($type));
+			$type = $io->choice("Please select the type to initialize", self::ALLOWED_TYPES);
+		}
+
+		\assert(\is_string($type));
 
+		try
+		{
 			$initializer = match ($type)
 			{
 				"symfony" => new SymfonyInitializer(),
 				"library" => new LibraryInitializer(),
-				default => null,
 			};
 
 			if (null === $initializer)