<?php
namespace Incoviba\Common\Implement\Repository;

use Incoviba\Common\Define;
use Incoviba\Common\Define\Repository\Mapper;

class MapperParser implements Define\Repository\MapperParser
{
    public function __construct(?array $columns = null)
    {
        if ($columns !== null) {
            foreach ($columns as $column) {
                $this->register($column);
            }
        }
    }

    protected array $maps;

    public function register(string $column, ?Mapper $mapper = null): Define\Repository\MapperParser
    {
        if ($mapper !== null) {
            $this->maps[$column] = $mapper;
            return $this;
        }
        $this->maps[$column] = [];
        return $this;
    }
    public function getColumns(): array
    {
        return array_keys($this->maps);
    }
    public function hasMapper(string $column): bool
    {
        return is_a($this->maps[$column], Define\Repository\Mapper::class);
    }
    public function getMapper(string $column): Mapper
    {
        return $this->maps[$column];
    }
}