Offer to create a project for various commands if you have none

src/Command/CommandBase.php

@@ -5,6 +5,7 @@
 use GuzzleHttp\Exception\BadResponseException;
 use Platformsh\Cli\Command\Self\SelfInstallCommand;
 use Platformsh\Cli\Console\ArrayArgument;
+use Platformsh\Cli\Console\BufferedOutputWithErrorOutput;
 use Platformsh\Cli\Console\HiddenInputOption;
 use Platformsh\Cli\Event\EnvironmentsChangedEvent;
 use Platformsh\Cli\Exception\LoginRequiredException;
@@ -1058,6 +1059,27 @@ protected function selectProject($projectId = null, $host = null, $detectCurrent
 
                 return $this->selectProject($projectId);
             }
+            if ($this->config()->isCommandEnabled('project:create')) {
+                $this->debug('No project specified: offering to create one...');
+                $questionText = 'You do not have any ' . $this->config()->get('service.name') . ' projects yet.'
+                    . "\nDo you want to create one?";
+                /** @var \Platformsh\Cli\Service\QuestionHelper $questionHelper */
+                $questionHelper = $this->getService('question_helper');
+                if ($questionHelper->confirm($questionText)) {
+                    $this->stdErr->writeln('');
+                    $buffer = new BufferedOutputWithErrorOutput($this->stdErr);
+                    if ($this->runOtherCommand('project:create', [], $buffer) !== 0) {
+                        throw new ConsoleInvalidArgumentException('A project is required');
+                    }
+                    if (!$id = trim($buffer->fetch())) {
+                        throw new \RuntimeException('Failed to receive project ID from create command');
+                    }
+                    if (!$project = $this->api()->getProject($id)) {
+                        throw new \RuntimeException('Failed to fetch project: ' . $id);
+                    }
+                    $this->project = $project;
+                }
+            }
         }
         if (!$this->project) {
             if ($detectCurrent) {
@@ -1066,7 +1088,7 @@ protected function selectProject($projectId = null, $host = null, $detectCurrent
                     . "\n\nSpecify it using --project, or go to a project directory."
                 );
             } else {
-                throw new \RuntimeException('You must specify a project.');
+                throw new ConsoleInvalidArgumentException('You must specify a project.');
             }
         }
 

src/Command/Project/ProjectCreateCommand.php

@@ -167,7 +167,7 @@ protected function execute(InputInterface $input, OutputInterface $output)
                 $setRemote = $questionHelper->confirm(sprintf(
                     'Set the new project <info>%s</info> as the remote for this repository?',
                     $options['title']
-                ), false);
+                ));
             }
             $this->stdErr->writeln('');
         }

src/Console/BufferedOutputWithErrorOutput.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace Platformsh\Cli\Console;
+
+use Symfony\Component\Console\Output\BufferedOutput;
+use Symfony\Component\Console\Output\ConsoleOutputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+/**
+ * A Symfony Console output class implementing a buffer for stdout and another output class for stderr.
+ */
+class BufferedOutputWithErrorOutput extends BufferedOutput implements ConsoleOutputInterface
+{
+    private $stdErr;
+
+    public function __construct(OutputInterface $errorOutput)
+    {
+        parent::__construct();
+        $this->setErrorOutput($errorOutput);
+    }
+
+    public function getErrorOutput()
+    {
+        return $this->stdErr;
+    }
+
+    public function setErrorOutput(OutputInterface $error)
+    {
+        $this->stdErr = $error;
+    }
+}