<?php namespace Cms\FormWidgets;

use Backend\Classes\FormWidgetBase;
use Cms\Classes\ComponentManager;
use Cms\Classes\ComponentHelpers;
use Cms\Components\SoftComponent;
use Cms\Components\UnknownComponent;
use Exception;

/**
 * Component Builder
 * Builds a collection of Cms components and configures them.
 *
 * @package winter\wn-cms-module
 * @author Alexey Bobkov, Samuel Georges
 */
class Components extends FormWidgetBase
{
    /**
     * @inheritDoc
     */
    public function render()
    {
        $components = $this->listComponents();

        return $this->makePartial('formcomponents', ['components' => $components]);
    }

    protected function listComponents()
    {
        $result = [];

        if (!isset($this->model->settings['components'])) {
            return $result;
        }

        $manager = ComponentManager::instance();
        $manager->listComponents();

        foreach ($this->model->settings['components'] as $name => $properties) {
            list($name, $alias) = strpos($name, ' ') ? explode(' ', $name) : [$name, $name];

            try {
                $componentObj = $manager->makeComponent($name, null, $properties);
                $componentObj->alias = ((starts_with($name, '@') && $alias !== $name) ? '@' : '') . $alias;
                $componentObj->pluginIcon = 'icon-puzzle-piece';

                /*
                 * Look up the plugin hosting this component
                 */
                $plugin = $manager->findComponentPlugin($componentObj);
                if ($plugin) {
                    $pluginDetails = $plugin->pluginDetails();
                    if (isset($pluginDetails['icon'])) {
                        $componentObj->pluginIcon = $pluginDetails['icon'];
                    }
                }
            }
            catch (Exception $ex) {
                if (starts_with($name, '@')) {
                    $componentObj = new SoftComponent($properties);
                    $componentObj->name = $name;
                    $componentObj->alias = (($alias !== $name) ? '@' : '') . $alias;
                    $componentObj->pluginIcon = 'icon-flag';
                } else {
                    $componentObj = new UnknownComponent(null, $properties, $ex->getMessage());
                    $componentObj->alias = $alias;
                    $componentObj->pluginIcon = 'icon-bug';
                }
            }

            $result[] = $componentObj;
        }

        return $result;
    }

    protected function getComponentName($component)
    {
        return ComponentHelpers::getComponentName($component);
    }

    protected function getComponentDescription($component)
    {
        return ComponentHelpers::getComponentDescription($component);
    }

    protected function getComponentsPropertyConfig($component)
    {
        return ComponentHelpers::getComponentsPropertyConfig($component);
    }

    protected function getComponentPropertyValues($component)
    {
        return ComponentHelpers::getComponentPropertyValues($component);
    }
}