FEATURE: prepare for installing templates

app/Models/Module.php

@@ -2,6 +2,7 @@
 
 namespace App\Models;
 
+use App\Handlers\Contracts\TemplateHandler;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Support\Facades\App;
 
@@ -20,7 +21,8 @@ class Module extends Model
         'module_settings',
         'enabled',
         'support_categories',
-        'manages_content'
+        'manages_content',
+        'is_template'
     ];
     protected $guarded = [];
 
@@ -45,6 +47,7 @@ class Module extends Model
         }
 
         $managesContent = $handler ? in_array('App\Handlers\Contracts\AppHandler', class_implements($handler)) : false;
+        $isTemplate = $handler ? in_array(TemplateHandler::class, class_implements($handler)) : false;
         $supportCategories = $managesContent ? call_user_func([$handler, 'supportCategories']) : false;
 
         if ($parentModuleId) {
@@ -62,8 +65,9 @@ class Module extends Model
                                      'support_categories' => $supportCategories,
                                      'alias'              => $alias,
                                      'module_settings'    => json_encode($settings),
-                                     'parent_id'          => $parentModuleId,
-                                     'enabled'            => 1
+                                     'parent_id'          => $parentModuleId ? $parentModuleId : null,
+                                     'enabled'            => 1,
+                                     'is_template'        => $isTemplate
                                  ]);
 
         // install something module-specific
@@ -73,4 +77,31 @@ class Module extends Model
 
         return $module;
     }
+
+    public function uninstall() {
+        // check if user does not want to install module in runtime
+        if (!App::runningInConsole()) {
+            throw new \ErrorException('Modules can be uninstalled only via Artisan!');
+        }
+
+        // delete everything in /resources/views/visitor
+        $directories = \File::directories(resource_path('views/visitor'));
+
+        foreach ($directories as $directory) {
+            $success = \File::deleteDirectory($directory);
+
+            if (!$success) {
+                throw new \ErrorException('Cannot delete '.$directory);
+            }
+        }
+
+
+        $handler = $this->handler;
+
+        if ($handler) {
+            call_user_func([$handler, 'uninstall'], $this);
+        }
+
+        $this->delete();
+    }
 }