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<?php |
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namespace Hafijul233\Form\Traits; |
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use BadMethodCallException; |
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use Illuminate\Contracts\View\View; |
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use Illuminate\Support\Arr; |
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use Illuminate\Support\HtmlString; |
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/** |
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* Trait ComponentTrait |
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*/ |
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trait ComponentTrait |
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{ |
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/** |
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* The registered components. |
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* |
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* @var array |
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*/ |
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protected static $components = []; |
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/** |
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* Register a custom component. |
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* |
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* @param $name |
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* @param $view |
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* @param array $signature |
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* @return void |
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*/ |
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public static function component($name, $view, array $signature) |
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{ |
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static::$components[$name] = compact('view', 'signature'); |
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} |
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/** |
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* Dynamically handle calls to the class. |
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* |
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* @param string $method |
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* @param array $parameters |
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* @return View|HtmlString|mixed |
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* |
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* @throws BadMethodCallException |
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*/ |
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public function __call($method, $parameters) |
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{ |
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if (static::hasComponent($method)) { |
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return $this->renderComponent($method, $parameters); |
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} |
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throw new BadMethodCallException("Method {$method} does not exist."); |
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} |
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/** |
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* Check if a component is registered. |
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* |
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* @param $name |
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* @return bool |
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*/ |
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public static function hasComponent($name): bool |
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{ |
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return isset(static::$components[$name]); |
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} |
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/** |
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* Render a custom component. |
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* |
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* @param $name |
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* @param array $arguments |
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* @return View|HtmlString |
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*/ |
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protected function renderComponent($name, array $arguments) |
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{ |
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$component = static::$components[$name]; |
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$data = $this->getComponentData($component['signature'], $arguments); |
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return new HtmlString( |
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$this->view->make($component['view'], $data)->render() |
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); |
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} |
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/** |
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* Prepare the component data, while respecting provided defaults. |
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* |
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* @param array $signature |
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* @param array $arguments |
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* @return array |
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*/ |
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protected function getComponentData(array $signature, array $arguments) |
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{ |
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$data = []; |
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$i = 0; |
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foreach ($signature as $variable => $default) { |
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// If the "variable" value is actually a numeric key, we can assume that |
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// no default had been specified for the component argument and we'll |
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// just use null instead, so that we can treat them all the same. |
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if (is_numeric($variable)) { |
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$variable = $default; |
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$default = null; |
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} |
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$data[$variable] = Arr::get($arguments, $i, $default); |
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$i++; |
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} |
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return $data; |
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} |
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} |
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hafijul233 /
form
