feat(console): add make:middleware command (#804)

src/Tempest/Console/src/Commands/MakeMiddlewareCommand.php

@@ -0,0 +1,68 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Console\Commands;
+
+use InvalidArgumentException;
+use Tempest\Console\ConsoleArgument;
+use Tempest\Console\ConsoleCommand;
+use Tempest\Console\Enums\MiddlewareType;
+use Tempest\Console\Stubs\CommandBusMiddlewareStub;
+use Tempest\Console\Stubs\ConsoleMiddlewareStub;
+use Tempest\Console\Stubs\EventBusMiddlewareStub;
+use Tempest\Console\Stubs\HttpMiddlewareStub;
+use Tempest\Core\PublishesFiles;
+use Tempest\Generation\DataObjects\StubFile;
+use Tempest\Generation\Exceptions\FileGenerationAbortedException;
+use Tempest\Generation\Exceptions\FileGenerationFailedException;
+
+final class MakeMiddlewareCommand
+{
+    use PublishesFiles;
+
+    #[ConsoleCommand(
+        name: 'make:middleware',
+        description: 'Creates a new middleware class',
+        aliases: ['middleware:make', 'middleware:create', 'create:middleware'],
+    )]
+    public function __invoke(
+        #[ConsoleArgument(
+            help: 'The name of the middleware class to create',
+        )]
+        string $className,
+        #[ConsoleArgument(
+            name: 'type',
+            help: 'The type of the middleware to create',
+        )]
+        MiddlewareType $middlewareType,
+    ): void {
+        try {
+            $stubFile = $this->getStubFileFromMiddlewareType($middlewareType);
+            $suggestedPath = $this->getSuggestedPath($className);
+            $targetPath = $this->promptTargetPath($suggestedPath);
+            $shouldOverride = $this->askForOverride($targetPath);
+
+            $this->stubFileGenerator->generateClassFile(
+                stubFile: $stubFile,
+                targetPath: $targetPath,
+                shouldOverride: $shouldOverride,
+            );
+
+            $this->success(sprintf('Middleware successfully created at "%s".', $targetPath));
+        } catch (FileGenerationAbortedException|FileGenerationFailedException|InvalidArgumentException $e) {
+            $this->error($e->getMessage());
+        }
+    }
+
+    private function getStubFileFromMiddlewareType(MiddlewareType $middlewareType): StubFile
+    {
+        return match ($middlewareType) {
+            MiddlewareType::CONSOLE => StubFile::from(ConsoleMiddlewareStub::class),
+            MiddlewareType::HTTP => StubFile::from(HttpMiddlewareStub::class),
+            MiddlewareType::EVENT_BUS => StubFile::from(EventBusMiddlewareStub::class),
+            MiddlewareType::COMMAND_BUS => StubFile::from(CommandBusMiddlewareStub::class), // @phpstan-ignore match.alwaysTrue (Because this is a guardrail for the future implementations)
+            default => throw new InvalidArgumentException(sprintf('The "%s" middleware type has no supported stub file.', $middlewareType->value)),
+        };
+    }
+}

src/Tempest/Console/src/Enums/MiddlewareType.php

@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Console\Enums;
+
+use Tempest\CommandBus\CommandBusMiddleware;
+use Tempest\Console\ConsoleMiddleware;
+use Tempest\EventBus\EventBusMiddleware;
+use Tempest\Router\HttpMiddleware;
+
+/**
+ * Represents available middleware types in Tempest.
+ */
+enum MiddlewareType: string
+{
+    case CONSOLE = 'console';
+    case HTTP = 'http';
+    case EVENT_BUS = 'event-bus';
+    case COMMAND_BUS = 'command-bus';
+
+    /**
+     * Get the related interface for the middleware type.
+     *
+     * @return class-string
+     */
+    public function relatedInterface(): string
+    {
+        return match ($this) {
+            self::CONSOLE => ConsoleMiddleware::class,
+            self::HTTP => HttpMiddleware::class,
+            self::EVENT_BUS => EventBusMiddleware::class,
+            self::COMMAND_BUS => CommandBusMiddleware::class,
+        };
+    }
+}

src/Tempest/Console/src/Stubs/CommandBusMiddlewareStub.php

@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Console\Stubs;
+
+use Tempest\CommandBus\CommandBusMiddleware;
+use Tempest\CommandBus\CommandBusMiddlewareCallable;
+
+final class CommandBusMiddlewareStub implements CommandBusMiddleware
+{
+    public function __invoke(object $command, CommandBusMiddlewareCallable $next): void
+    {
+        $next($command);
+    }
+}

src/Tempest/Console/src/Stubs/ConsoleMiddlewareStub.php

@@ -0,0 +1,21 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Console\Stubs;
+
+use Tempest\Console\ConsoleMiddleware;
+use Tempest\Console\ConsoleMiddlewareCallable;
+use Tempest\Console\ExitCode;
+use Tempest\Console\HasConsole;
+use Tempest\Console\Initializers\Invocation;
+
+final class ConsoleMiddlewareStub implements ConsoleMiddleware
+{
+    use HasConsole;
+
+    public function __invoke(Invocation $invocation, ConsoleMiddlewareCallable $next): ExitCode|int
+    {
+        return $next($invocation);
+    }
+}

src/Tempest/Console/src/Stubs/EventBusMiddlewareStub.php

@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Console\Stubs;
+
+use Tempest\EventBus\EventBusMiddleware;
+use Tempest\EventBus\EventBusMiddlewareCallable;
+
+final class EventBusMiddlewareStub implements EventBusMiddleware
+{
+    public function __invoke(object $event, EventBusMiddlewareCallable $next): void
+    {
+        $next($event);
+    }
+}

src/Tempest/Console/src/Stubs/HttpMiddlewareStub.php

@@ -0,0 +1,18 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Console\Stubs;
+
+use Tempest\Router\HttpMiddleware;
+use Tempest\Router\HttpMiddlewareCallable;
+use Tempest\Router\Request;
+use Tempest\Router\Response;
+
+final class HttpMiddlewareStub implements HttpMiddleware
+{
+    public function __invoke(Request $request, HttpMiddlewareCallable $next): Response
+    {
+        return $next($request);
+    }
+}

tests/Integration/Console/Commands/MakeMiddlewareCommandTest.php

@@ -0,0 +1,102 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Tempest\Integration\Console\Commands;
+
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\Attributes\Test;
+use Tempest\Console\Enums\MiddlewareType;
+use Tempest\Core\ComposerNamespace;
+use Tests\Tempest\Integration\FrameworkIntegrationTestCase;
+use function Tempest\Support\str;
+
+/**
+ * @internal
+ */
+final class MakeMiddlewareCommandTest extends FrameworkIntegrationTestCase
+{
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        $this->installer->configure(
+            __DIR__ . '/install',
+            new ComposerNamespace('App\\', __DIR__ . '/install/App'),
+        );
+    }
+
+    protected function tearDown(): void
+    {
+        $this->installer->clean();
+
+        parent::tearDown();
+    }
+
+    #[DataProvider('command_input_provider')]
+    #[Test]
+    public function make_command(
+        string $commandArgs,
+        string $expectedPath,
+        string $expectedNamespace,
+    ): void {
+        $this->console
+            ->call("make:middleware {$commandArgs}")
+            ->submit();
+
+        $this->installer
+            ->assertFileExists($expectedPath)
+            ->assertFileContains($expectedPath, 'namespace ' . $expectedNamespace . ';');
+    }
+
+    public static function command_input_provider(): array
+    {
+        return [
+            'make_with_defaults' => [
+                'commandArgs' => 'BookMiddleware http',
+                'expectedPath' => 'App/BookMiddleware.php',
+                'expectedNamespace' => 'App',
+            ],
+            'make_with_other_namespace' => [
+                'commandArgs' => 'Middlewares\\BookMiddleware http',
+                'expectedPath' => 'App/Middlewares/BookMiddleware.php',
+                'expectedNamespace' => 'App\\Middlewares',
+            ],
+            'make_with_input_path' => [
+                'commandArgs' => 'Middlewares/BookMiddleware http',
+                'expectedPath' => 'App/Middlewares/BookMiddleware.php',
+                'expectedNamespace' => 'App\\Middlewares',
+            ],
+        ];
+    }
+
+    #[DataProvider('middleware_type_provider')]
+    #[Test]
+    public function make_command_with_each_type(
+        MiddlewareType $middlewareType,
+        string $middlewareInterface,
+    ): void {
+        $this->console
+            ->call("make:middleware TestMiddleware {$middlewareType->value}")
+            ->submit();
+
+        $filepath = 'App/TestMiddleware.php';
+        $middlewareInterface = str($middlewareInterface)->classBasename()->toString();
+        $this->installer
+            ->assertFileExists($filepath)
+            ->assertFileContains($filepath, 'implements ' . $middlewareInterface);
+    }
+
+    public static function middleware_type_provider(): array
+    {
+        $cases = MiddlewareType::cases();
+
+        return array_combine(
+            keys: array_map(fn (MiddlewareType $case) => $case->value, $cases),
+            values: array_map(fn (MiddlewareType $case) => [
+                'middlewareType' => $case,
+                'middlewareInterface' => $case->relatedInterface(),
+            ], $cases),
+        );
+    }
+}