Initial commit

Author: Maxofil

composer.json

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+{
+  "name": "infinityloop-dev/generic-dropdown",
+  "description": "Component for Nette framwork which creates generic dropdown selects",
+  "homepage": "https://www.infinityloop.dev/",
+  "type": "library",
+  "license": ["MIT"],
+  "authors": [
+    {
+      "name": "Václav Pelíšek",
+      "homepage": "https://www.peldax.com"
+    }
+  ],
+  "require": {
+    "php": ">=7.4",
+    "nette/application": "^3.0",
+    "nette/forms": "^3.0"
+  },
+  "autoload": {
+    "psr-4": {
+      "Infinityloop\\": "src/"
+    }
+  }
+}

src/GenericDropdown/GenericDropdown.latte

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+<div n:snippet="genericDropDownSnippet">
+    {form form, class => 'ajax'}
+        {input genericDropdown}
+    {/form}
+</div>

src/GenericDropdown/GenericDropdown.php

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+<?php
+
+declare(strict_types = 1);
+
+namespace Infinityloop\GenericDropdown;
+
+final class GenericDropdown extends \Nette\Application\UI\Control
+{
+    private string $defaultValue;
+    private array $dropdownValues = [];
+    private $callback;
+
+    public function render() : void
+    {
+        $this->template->setFile(__DIR__ . '/GenericDropdown.latte');
+        $this->template->render();
+    }
+
+    public function setDropdownValues(array $dropdownValues) : GenericDropdown
+    {
+        $this->dropdownValues = $dropdownValues;
+
+        return $this;
+    }
+
+    public function setCallback(callable $callback) : GenericDropdown
+    {
+        $this->callback = $callback;
+
+        return $this;
+    }
+
+    public function setDefaultValue(string $defaultValue) : GenericDropdown
+    {
+        $this->defaultValue = $defaultValue;
+
+        return $this;
+    }
+
+    public function formSuccess(\Nette\Application\UI\Form $form, $values) : void
+    {
+        $newValue = $values['genericDropdown'];
+
+        if (\is_callable($this->callback)) {
+            $success = \call_user_func($this->callback, $newValue) ?? true;
+            $form->reset();
+            $form->setDefaults(['genericDropdown' => ($success ? $newValue : $this->defaultValue)], true);
+        }
+
+        $this->redrawControl('genericDropDownSnippet');
+    }
+
+    protected function createComponentForm() : \Nette\Application\UI\Form
+    {
+        $form = new \Nette\Application\UI\Form();
+        $form->addProtection();
+
+        $form->addSelect('genericDropdown', null, $this->dropdownValues)
+            ->setDefaultValue($this->defaultValue);
+
+        $form->onSuccess[] = [$this, 'formSuccess'];
+
+        return $form;
+    }
+}

src/GenericDropdown/IGenericDropdownFactory.php

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+<?php
+
+declare(strict_types = 1);
+
+namespace Infinityloop\GenericDropdown;
+
+interface IGenericDropdownFactory
+{
+    public function create() : \Infinityloop\GenericDropdown\GenericDropdown;
+}