Added an custom form type for model selection with autocompletition

src/Form/Settings/AiModelsType.php

@@ -0,0 +1,62 @@
+<?php
+/*
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ *  Copyright (C) 2019 - 2026 Jan Böhmer (https://github.com/jbtronics)
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as published
+ *  by the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+declare(strict_types=1);
+
+
+namespace App\Form\Settings;
+
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\Extension\Core\Type\TextType;
+use Symfony\Component\Form\FormInterface;
+use Symfony\Component\Form\FormView;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
+
+/**
+ * An text input with autocomplete for AI models from the given platform.
+ * The platform is determined by the value of another form field, which is specified by the "platform_selector" option. This allows to filter the available models based on the selected platform.
+ */
+final class AiModelsType extends AbstractType
+{
+    public function __construct(private readonly UrlGeneratorInterface $urlGenerator)
+    {
+    }
+
+    public function getParent(): string
+    {
+        return TextType::class;
+    }
+
+    public function configureOptions(OptionsResolver $resolver): void
+    {
+        //The target label of the platform select, which is used to filter the models for the selected platform.
+        $resolver->setRequired('platform_selector');
+        $resolver->setAllowedTypes('platform_selector', 'string');
+    }
+
+    public function finishView(FormView $view, FormInterface $form, array $options): void
+    {
+        $view->vars['attr']['data-url-template'] = $this->urlGenerator->generate('typeahead_ai_models', ['platform' => '__PLATFORM__']);
+        $view->vars['attr']['data-controller'] = 'elements--ai-model-autocomplete';
+
+        $view->vars['attr']['data-platform-selector'] = $options['platform_selector'];
+    }
+}

src/Form/Settings/AiPlatformChoiceType.php

@@ -28,8 +28,13 @@ use App\Services\AI\AIPlatforms;
 use Symfony\Component\Form\AbstractType;
 use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
 use Symfony\Component\Form\Extension\Core\Type\EnumType;
+use Symfony\Component\Form\FormInterface;
+use Symfony\Component\Form\FormView;
 use Symfony\Component\OptionsResolver\OptionsResolver;
 
+/**
+ * Allow to choose an AI platform from the enabled platforms in the system. This is used in the settings to choose the default platform for AI features.
+ */
 final class AiPlatformChoiceType extends AbstractType
 {
     public function __construct(private readonly AIPlatformRegistry $platformRegistry)
@@ -49,6 +54,12 @@ final class AiPlatformChoiceType extends AbstractType
            'class' => AIPlatforms::class,
            'choices' => $choices,
            'required' => false,
+           'platform_selector_label' => null
        ]);
     }
+
+    public function finishView(FormView $view, FormInterface $form, array $options): void
+    {
+        $view->vars['attr']['data-platform-selector-label'] = $options['platform_selector_label'] ?? $view->vars['id'].'_label';
+    }
 }