Install command

bin/lgen

@@ -0,0 +1,12 @@
+#!/usr/bin/env php
+<?php
+require __DIR__ . '/../vendor/autoload.php';
+
+use Symfony\Component\Console\Application;
+use StdGroup\LaravelGenerator\InstallCommand;
+
+$application = new Application('Laravel Generator', '1.0');
+
+$application->add(new InstallCommand());
+
+$application->run();

composer.json

@@ -16,7 +16,9 @@
         }
     ],
     "require": {
-        "php" : ">=7.1"
+        "php": ">=7.1",
+        "symfony/console": "^4.3",
+        "symfony/process": "^4.3"
     },
     "require-dev": {
         "phpunit/phpunit" : ">=7.0",

src/InstallCommand.php

@@ -0,0 +1,65 @@
+<?php
+
+declare(strict_types=1);
+
+namespace StdGroup\LaravelGenerator;
+
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Question\ChoiceQuestion;
+use Symfony\Component\Process\Process;
+
+class InstallCommand extends Command
+{
+    protected function configure()
+    {
+        $this
+            ->setName('install')
+            ->setDescription('Install new Laravel app')
+            ->addArgument(
+                'name',
+                InputArgument::REQUIRED,
+                'Your project name'
+            )
+        ;
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output)
+    {
+        $name = $input->getArgument('name');
+
+        $output->writeln("Install new app: {$name}");
+
+        $questionHelper = $this->getHelper('question');
+        $question = new ChoiceQuestion(
+            'Please select Laravel version (defaults: latest)',
+            ['5.5', '5.6', '5.7', '5.8', 'latest'],
+            4
+        );
+        $question->setErrorMessage('Invalid version. Please select again!');
+
+        $laravelVersion = $questionHelper->ask($input, $output, $question);
+        $output->writeln('Installing Laravel ' . $laravelVersion);
+
+        $laravelPackage = 'laravel/laravel';
+        if ($laravelVersion !== 'latest') {
+            $laravelPackage .= ":$laravelVersion";
+        }
+
+        $process = new Process("composer create-project --prefer-dist $laravelPackage $name");
+        $process->setTty(true);
+        $process->setTimeout(null);
+
+        $output->writeln('Run > $ ' . $process->getCommandLine());
+
+        $statusCode = $process->run(function ($type, $buffer) use ($output) {
+            $output->writeln($buffer);
+        });
+
+        if ($statusCode === 0) {
+            $output->writeln('All done!');
+        }
+    }
+}