<?php

namespace rednaoeasycalculationforms\Managers\QueryManager\Formatter\CSVFormatter\Columns;

use rednaoeasycalculationforms\core\Managers\FileManager\FileManager;

class RepeaterColumn extends CSVColumn
{
    /** @var CSVColumn[] */
    public $Columns;
    public function __construct($loader, $title, $path, $field)
    {
        parent::__construct($loader, $title, $path, $field);
        $this->Columns = [];
        foreach ($field->TemplateRows as $row)
            foreach ($row->Columns as $column)
            {
                $this->Columns = \array_merge($this->Columns, CSVColumnFactory::GetCSVColumnByField($loader, $column->Field));
            }

    }

    public function GetHeaders()
    {
        $headers = [];
        foreach ($this->Columns as $column)
            $headers = \array_merge($headers, $column->GetHeaders());
        return $headers;
    }

    public function Format($dataSource)
    {
        $value = $this->GetValue($dataSource);
        if(!isset($value->Value))
        {
            return [array_fill(0, count($this->GetHeaders()), '')];
        }

        $rows = [];
        foreach($value->Value as $row)
        {
            $rowValues = [];
            foreach ($this->Columns as $column)
            {
                $columns = $column->Format((object) ['data' => $row->Value]);
                if($column->CanAddMultipleRows())
                    $rowValues = \array_merge($rowValues, $columns[0]);
                else
                    $rowValues[] = $columns;
            }
            $rows[] = $rowValues;
        }
       return $rows;

    }

    public function CanAddMultipleRows()
    {
        return true;
    }

}