New feature visibility - public/draft (#10)

* New feature visibility - public/draft

* fix bg for dark mode

app/Http/Controllers/Forms/PublicFormController.php

@@ -21,7 +21,7 @@ class PublicFormController extends Controller
 
     public function show(Request $request, string $slug)
     {
-        $form = Form::whereSlug($slug)->firstOrFail();
+        $form = Form::whereSlug($slug)->whereVisibility('public')->firstOrFail();
         if ($form->workspace == null) {
             // Workspace deleted
             return $this->error([

app/Http/Requests/AnswerFormRequest.php

@@ -40,7 +40,7 @@ class AnswerFormRequest extends FormRequest
      */
     public function authorize()
     {
-        return !$this->form->is_closed && !$this->form->max_number_of_submissions_reached;
+        return !$this->form->is_closed && !$this->form->max_number_of_submissions_reached && $this->form->visibility === 'public';
     }
 
     /**

app/Http/Requests/UserFormRequest.php

@@ -29,6 +29,7 @@ abstract class UserFormRequest extends \Illuminate\Foundation\Http\FormRequest
             'title' => 'required|string|max:60',
             'description' => 'nullable|string|max:2000',
             'tags' => 'nullable|array',
+            'visibility' => ['required',Rule::in(Form::VISIBILITY)],
 
             // Notifications
             'notifies' => 'boolean',

app/Http/Resources/FormResource.php

@@ -42,6 +42,7 @@ class FormResource extends JsonResource
             'can_be_indexed' => $this->can_be_indexed,
             'password' => $this->password,
             'tags' => $this->tags,
+            'visibility' => $this->visibility,
             'notification_emails' => $this->notification_emails,
             'slack_webhook_url' => $this->slack_webhook_url,
         ] : [];

app/Models/Forms/Form.php

@@ -20,6 +20,7 @@ class Form extends Model
     const DARK_MODE_VALUES = ['auto', 'light', 'dark'];
     const THEMES = ['default', 'simple', 'notion'];
     const WIDTHS = ['centered', 'full'];
+    const VISIBILITY = ['public', 'draft'];
 
     use HasFactory, HasSlug, SoftDeletes;
 
@@ -45,6 +46,7 @@ class Form extends Model
         'title',
         'description',
         'tags',
+        'visibility',
 
         // Customization
         'theme',