<?php
/**
 *
 *
 * @author      Komma <info@komma.pro>
 * @copyright   (c) 2012-2016, Komma Mediadesign
 */

namespace KommaApp\Kms\Core\Attributes;


use KommaApp\Users\Models\User;
use Validator;

abstract class KmsAttribute
{

    public $requiredSymbol = ' *';
    public $key;
    public $value;
    public $errors;
    public $options;
    public $siteId;
    public $languageId;
    public $section;
    public $class = '';
    public $arr;
    public $default_value;
    public $canNotChange;


    public $data_type = null;
    public $onlyForSuperAdmin = false;
    public $foreach;
    public $width;

    function __construct($key, $value, array $options = [], array $errors = [], $siteId = null, $languageId = null, $section = null, $foreach = null)
    {
        $this->key = $key;
        $this->value = $value;
        $this->options = $options;
        $this->errors = $errors;
        $this->siteId = $siteId;
        $this->languageId = $languageId;
        $this->section = $section;
        $this->class = $this->getOption('class', '');

        $this->data_type = $this->getOption('data_type', $this->data_type);

        $this->onlyForSuperAdmin = $this->getOption('onlyForSuperAdmin', false);
        $this->foreach = $foreach;
        $this->canNotChange = $this->getOption('canNotChange', false);
        $this->width = $this->getOption('width', false);

        $this->arr = \App::make('Illuminate\Support\Arr');
        $this->default_value = $this->getOption('default_value', '');
    }


    abstract public function render();

    /**
     * Get the value for saving
     * If null is returned, the value will not be saved
     * @return mixed
     */
    public function getKey()
    {
        return $this->key;
    }

    /**
     * Get the value for saving
     * If null is returned, the value will not be saved
     * @return mixed
     */
    public function getValue($post = false)
    {
        if (!$this->value) $this->value = $this->default_value;

        return $this->value;
    }

    /**
     * Get the value for saving
     * If null is returned, the value will not be saved
     * @return mixed
     */
    public function getRawValue()
    {
        return $this->value;
    }

    /**
     * Set the value for displaying
     * @return mixed
     */
    public function setValue($value)
    {
        return $this->value = $value;
    }

    public function getValidation()
    {
        return $this->getOption('validation');
    }

    public function setErrors(array $errors)
    {
        $this->errors = $errors;
    }

    public function checkIfUserIsEligible(User $user)
    {
        if ($user->is_admin != 1 && $this->onlyForSuperAdmin)
            return false;
        return true;
    }

    public function process()
    {
    }

    public function delete()
    {
    }

    protected function getCleanKey()
    {
        $output = explode('_', $this->key);
        if ($this->siteId) {
            if ($output[count($output) - 1] == $this->siteId)
                array_pop($output);
        }
        if ($this->languageId) {
            if ($output[count($output) - 1] == $this->languageId)
                array_pop($output);
        }
        return implode('_', $output);
    }

    /**
     * Helper function to get data from the options array by key
     * @param $key
     * @param null $default
     * @return null
     */
    public function getOption($key, $default = null)
    {
        return isset($this->options[$key]) ? $this->options[$key] : $default;
    }


    public function canNotChange()
    {
//        return $this->section->getModelId() && $this->canNotChange;
    }

    public function getWidth($itemCount = 1)
    {
        $width = 100;

        $width = $width / $itemCount;

        if ($this->width) $width = $this->width;

        if ($width == 100) return 'width: ' . $width . '%; clear:both;';

        return 'width: ' . $width . '%; float: left;';

    }

    public function key()
    {
        return preg_replace('/(.*)\[(.*)\]/', '$1[]', $this->key);
    }

    public function isAttributeRequired()
    {

        /**
         * This method checks if an Kms attribute is required
         *
         * @param $attribute
         * @return bool
         */

        if (!isset($this->options)) return false;
        if (!isset($this->options['validation'])) return false;
        if (!isset($this->options['validation']['rules'])) return false;
        if (!preg_match('/required/', $this->options['validation']['rules'])) return false;
        return true;
    }

    public function label()
    {
        \Log::info($this->label);
        if($this->isAttributeRequired()) return $this->label.$this->requiredSymbol;
        return $this->label;
    }

}