<?php

namespace rednaoeasycalculationforms\core\Managers\FormManager\Fields;

use rednaoeasycalculationforms\Utilities\Sanitizer;

class FBChainedField extends FBFieldWithPrice
{

    public function GetSelectedOptions() {
        if($this->Entry == null)
            return null;
        $selectedValues = Sanitizer::GetValueFromPath($this->Entry, ['Value']);

        if(!is_array($selectedValues))
            return [];

        $values = [];
        foreach($selectedValues as $currentValue)
        {
            if(!is_scalar($currentValue))
                return [];

            $values[] = strval($currentValue);
        }

        return $values;

    }
    public function GetLineItems()
    {
        $item = parent::GetLineItems()[0];

        $options = $this->GetSelectedOptions();

        $itemList = array();
        $index = 0;
        foreach($options as $currentOption)
        {
            $newItem = $item->CloneItem();
            $newItem->Value = $currentOption;
            $newItem->SubType = strval($index);

            $index++;
            $itemList[] = $newItem;
        }

        return $itemList; // TODO: Change the autogenerated stub
    }

    protected function InternalToText()
    {
        $items = $this->GetSelectedOptions();
        $columns = Sanitizer::GetValueFromPath($this->Options, ['Columns']);

        if(!is_array($columns) || count($columns) != count($items))
            return '';

        $text = '';
        for($i = 0;$i < count($items);$i++)
        {
            $text .= $columns[$i] . ': ' . $items[$i] . "\n";
        }

        return $text;
    }

}