<?php

namespace Friendica\Directory\Core;

/**
 * Description of Console
 *
 * @author Hypolite Petovan <mrpetovan@gmail.com>
 */
class Console extends \Asika\SimpleConsole\Console
{
	// Disables the default help handling
	protected $helpOptions = [];
	protected $customHelpOptions = ['h', 'help', '?'];

	protected $subConsoles = [
		'config'                 => __NAMESPACE__ . '\Console\Config',
		'probe'                  => __NAMESPACE__ . '\Console\Probe',
		'po2php'                 => __NAMESPACE__ . '\Console\PoToPhp',
	];

	protected function getHelp()
	{
		$help = <<<HELP
Usage: bin/console [--version] [-h|--help|-?] <command> [<args>] [-v]

Commands:
	config                 Edit site config
	probe                  Probe a single site
	po2php                 Generate a strings.php file from a messages.po file

Options:
	-h|--help|-? Show help information
	-v           Show more debug information.
HELP;
		return $help;
	}

	protected function doExecute()
	{
		if ($this->getOption('v')) {
			$this->out('Executable: ' . $this->executable);
			$this->out('Arguments: ' . var_export($this->args, true));
			$this->out('Options: ' . var_export($this->options, true));
		}

		$showHelp = false;
		$subHelp = false;
		$command = null;

		if ($this->getOption('version')) {
			$this->out('Friendica Console version ' . BUILD_ID);

			return 0;
		} elseif ((count($this->options) === 0 || $this->getOption($this->customHelpOptions) === true || $this->getOption($this->customHelpOptions) === 1) && count($this->args) === 0
		) {
			$showHelp = true;
		} elseif (count($this->args) >= 2 && $this->getArgument(0) == 'help') {
			$command = $this->getArgument(1);
			$subHelp = true;
			array_shift($this->args);
			array_shift($this->args);
		} elseif (count($this->args) >= 1) {
			$command = $this->getArgument(0);
			array_shift($this->args);
		}

		if (is_null($command)) {
			$this->out($this->getHelp());
			return 0;
		}

		$console = $this->getSubConsole($command);

		if ($subHelp) {
			$console->setOption($this->customHelpOptions, true);
		}

		return $console->execute();
	}

	private function getSubConsole($command)
	{
		if ($this->getOption('v')) {
			$this->out('Command: ' . $command);
		}

		if (!isset($this->subConsoles[$command])) {
			throw new \Asika\SimpleConsole\CommandArgsException('Command ' . $command . ' doesn\'t exist');
		}

		$subargs = $this->args;
		array_unshift($subargs, $this->executable);

		$className = $this->subConsoles[$command];

		$subconsole = new $className($subargs);

		foreach ($this->options as $name => $value) {
			$subconsole->setOption($name, $value);
		}

		return $subconsole;
	}

}