feat: add spark optimize command

system/Autoloader/FileLocatorCached.php

@@ -85,6 +85,7 @@ private function saveCache(): void
      */
     public function deleteCache(): void
     {
+        $this->cacheUpdated = false;
         $this->cacheHandler->delete($this->cacheKey);
     }
 

system/Commands/Utilities/Optimize.php

@@ -0,0 +1,149 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * This file is part of CodeIgniter 4 framework.
+ *
+ * (c) CodeIgniter Foundation <admin@codeigniter.com>
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace CodeIgniter\Commands\Utilities;
+
+use CodeIgniter\Autoloader\FileLocator;
+use CodeIgniter\Autoloader\FileLocatorCached;
+use CodeIgniter\CLI\BaseCommand;
+use CodeIgniter\CLI\CLI;
+use CodeIgniter\Publisher\Publisher;
+use RuntimeException;
+
+/**
+ * Optimize for production.
+ */
+final class Optimize extends BaseCommand
+{
+    /**
+     * The group the command is lumped under
+     * when listing commands.
+     *
+     * @var string
+     */
+    protected $group = 'CodeIgniter';
+
+    /**
+     * The Command's name
+     *
+     * @var string
+     */
+    protected $name = 'optimize';
+
+    /**
+     * The Command's short description
+     *
+     * @var string
+     */
+    protected $description = 'Optimize for production.';
+
+    /**
+     * The Command's usage
+     *
+     * @var string
+     */
+    protected $usage = 'optimize';
+
+    /**
+     * {@inheritDoc}
+     */
+    public function run(array $params)
+    {
+        try {
+            $this->enableCaching();
+            $this->clearCache();
+            $this->removeDevPackages();
+        } catch (RuntimeException) {
+            CLI::error('The "spark optimize" failed.');
+
+            return EXIT_ERROR;
+        }
+
+        return EXIT_SUCCESS;
+    }
+
+    private function clearCache(): void
+    {
+        $locator = new FileLocatorCached(new FileLocator(service('autoloader')));
+        $locator->deleteCache();
+        CLI::write('Removed FileLocatorCache.', 'green');
+
+        $cache = WRITEPATH . 'cache/FactoriesCache_config';
+        $this->removeFile($cache);
+    }
+
+    private function removeFile(string $cache): void
+    {
+        if (is_file($cache)) {
+            $result = unlink($cache);
+
+            if ($result) {
+                CLI::write('Removed "' . clean_path($cache) . '".', 'green');
+
+                return;
+            }
+
+            CLI::error('Error in removing file: ' . clean_path($cache));
+
+            throw new RuntimeException(__METHOD__);
+        }
+    }
+
+    private function enableCaching(): void
+    {
+        $publisher = new Publisher(APPPATH, APPPATH);
+
+        $config = APPPATH . 'Config/Optimize.php';
+
+        $result = $publisher->replace(
+            $config,
+            [
+                'public bool $configCacheEnabled = false;'  => 'public bool $configCacheEnabled = true;',
+                'public bool $locatorCacheEnabled = false;' => 'public bool $locatorCacheEnabled = true;',
+            ]
+        );
+
+        if ($result) {
+            CLI::write(
+                'Config Caching and FileLocator Caching are enabled in "app/Config/Optimize.php".',
+                'green'
+            );
+
+            return;
+        }
+
+        CLI::error('Error in updating file: ' . clean_path($config));
+
+        throw new RuntimeException(__METHOD__);
+    }
+
+    private function removeDevPackages(): void
+    {
+        if (! defined('VENDORPATH')) {
+            return;
+        }
+
+        chdir(ROOTPATH);
+        passthru('composer install --no-dev', $status);
+
+        if ($status === 0) {
+            CLI::write('Removed Composer dev packages.', 'green');
+
+            return;
+        }
+
+        CLI::error('Error in removing Composer dev packages.');
+
+        throw new RuntimeException(__METHOD__);
+    }
+}

user_guide_src/source/changelogs/v4.5.0.rst

@@ -24,6 +24,8 @@ Enhancements
 Commands
 ========
 
+- Added ``spark optimize`` command to optimize configuration for production environment.
+  See :ref:`spark_optimize` for the details.
 - Added ``spark make:test`` command to generate a skeleton test file. See
   :ref:`cli-generators-make-test` for the details.
 - Added ``spark config:check`` command to check Config values. See

user_guide_src/source/concepts/autoloader.rst

@@ -187,13 +187,18 @@ You can use the ``spark cache:clear`` command:
 
 Or simply delete the **writable/cache/FileLocatorCache** file.
 
+.. note::
+    The ``spark optimize`` command clears the cache.
+
 How to Enable FileLocator Caching
 =================================
 
 Set the following property to ``true`` in **app/Config/Optimize.php**::
 
     public bool $locatorCacheEnabled = true;
 
+Or you can enable it with the ``spark optimize`` command.
+
 .. note::
     This property cannot be overridden by
     :ref:`environment variables <configuration-classes-and-environment-variables>`.

user_guide_src/source/concepts/factories.rst

@@ -313,6 +313,9 @@ You can use the ``spark cache:clear`` command:
 
 Or simply delete the **writable/cache/FactoriesCache_config** file.
 
+.. note::
+    Since v4.5.0, the ``spark optimize`` command clears the cache.
+
 How to Enable Config Caching
 ============================
 
@@ -322,6 +325,8 @@ Set the following property to ``true`` in **app/Config/Optimize.php**::
 
     public bool $configCacheEnabled = true;
 
+Since v4.5.0, you can enable this with the ``spark optimize`` command.
+
 .. note::
     This property cannot be overridden by
     :ref:`environment variables <configuration-classes-and-environment-variables>`.

user_guide_src/source/installation/deployment.rst

@@ -15,6 +15,19 @@ things you can do to make your application run more efficiently.
 
 This section describes the optimization features that CodeIgniter provides.
 
+.. _spark_optimize:
+
+spark optimize
+==============
+
+.. versionadded:: 4.5.0
+
+The ``spark optimize`` command performs the following optimizations:
+
+- `Removing Dev Packages`_
+- Enabling `Config Caching`_
+- Enabling `FileLocator Caching`_
+
 Composer Optimization
 =====================