<?php


namespace App\Komma\Kms\Core\Attributes;


use App\Komma\Dynamic\ComponentArea\ComponentAreaInterface;
use App\Komma\Dynamic\Component\ComponentAttributeKey;
use App\Komma\Dynamic\ComponentArea\ComponentAreaService;
use App\Komma\Dynamic\ComponentType\ComponentType;
use App\Komma\Dynamic\ComponentType\ComponentTypeInterface;
use App\Komma\Dynamic\ComponentType\ComponentTypeResolver;
use App\Komma\Kms\Core\Attributes\Models\Traits\HasSubFoldersInterface;
use App\Komma\Kms\Core\Attributes\Models\Traits\SubFolderTrait;
use FontLib\TrueType\Collection;
use Illuminate\Support\MessageBag;
use Illuminate\View\View;

/**
 * Class DynamicGroupTypes
 *
 *
 * @package App\Komma\Kms\Core\Attributes
 */
class ComponentArea extends Attribute implements ComponentAreaInterface
{
    use SubFolderTrait;

    /** @var string[] */
    private $componentTypes = [];

    /** @var Collection $components */
    private $components;

    /**
     * DynamicGroupTypes constructor.
     */
    public function __construct()
    {
        $this->subFolder = '';
        $this->components = collect();
        $this->componentTypes = [];
        parent::__construct();
    }

    /**
     * Returns a view that visually represents this attribute
     */
    public function render(): View
    {
        $data = [
            'attribute' => $this,
            'components' => $this->components ?: collect(),
            'allComponentTypes' => ComponentTypeResolver::resolveAll() ?: collect(),
            'componentAttributeFieldsRegex' => ComponentAttributeKey::getRegexForAttributeKeysInsideComponentWithKey((string) $this->getKey(), $this->getAssociatedLanguage()->iso_2),
            'errors' => new MessageBag(), //Needed for unit testing
        ];

        return view('kms.attributes.componentArea', $data);
    }

    /**
     * @return string The value associated with the attribute
     */
    public function getValue(): string
    {
        //Convert internal value to json for storing in the database only.
        return $this->value;
    }

    /**
     * @param string $value The value associated with the attribute
     * @return $this
     */
    public function setValue(string $value)
    {
        //VALUE CAN BE JSON DATA FROM DATABASE. OR FROM INPUT. IF IT IS FROM INPUT, THEN IT COMES FROM A DYNAMICALLY UPDATED HIDDEN INPUT
        $this->value = $value;
        return $this;
    }

    /**
     * Returns an array with names of component types
     *
     * @return string[]
     */
    public function getComponentTypes(): array
    {
        return $this->componentTypes;
    }

    /**
     * Set the allowed component types for the component area.
     *
     *
     * @param string[] $componentTypes
     * @return ComponentArea
     */
    public function setComponentTypes(array $componentTypes): ComponentArea
    {
        $this->componentTypes = array_map(function($item) { //Only allow string values
            if(!is_string($item)) throw new \InvalidArgumentException('The componentTypes array must only contain strings that represent the names of the available componentTypes.');
            return $item;
        }, $componentTypes);

        return $this;
    }
}