modular composer requirements aborts if missing

app/Modules/ModuleServiceProvider.php

@@ -2,6 +2,10 @@
 
 namespace App\Modules;
 
+use App\Modules\Core\ModulePackage;
+use App\Modules\Core\ModulePackageType;
+use Composer\Composer;
+use Composer\InstalledVersions;
 use Illuminate\Contracts\Foundation\Application;
 use Illuminate\Support\ServiceProvider;
 use Illuminate\Support\Str;
@@ -57,9 +61,25 @@ class ModuleServiceProvider extends ServiceProvider
      */
     public function verifyModuleComposerRequirements(BaseModule $module): void
     {
-        // foreach ($module->app->getComposerRequirements() as $requirement) {
+        foreach ($module->app->getComposerRequirements() as $package) {
+            if ($package->type === ModulePackageType::PACKAGE) {
+                if (! InstalledVersions::isInstalled($package->name)) {
+                    abort(
+                        code: 500,
+                        message: "{$package->name} must be installed (module: {$module->name})"
+                    );
+                }
+            }
 
-        // }
+            if ($package->type === ModulePackageType::MODULE) {
+                if (! module_exists($package->name)) {
+                    abort(
+                        code: 500,
+                        message: "{$package->name} module must be installed (module: {$module->name})"
+                    );
+                }
+            }
+        }
     }
 
     /**