<?php
declare(strict_types=1);


namespace OneClickFormSync\Mapping;

if (!defined('ABSPATH')) {
    exit;
}

use OneClickFormSync\Forms\DTO\NormalizedSubmission;

/**
 * Manages field mappings by selecting the appropriate mapping strategy.
 */
class FieldMappingManager
{
    /**
     * @var AutomaticFieldMapper
     */
    private AutomaticFieldMapper $autoMapper;

    /**
     * @var CustomFieldMapper
     */
    private CustomFieldMapper $customMapper;

    /**
     * FieldMappingManager constructor.
     *
     * @param AutomaticFieldMapper $autoMapper
     * @param CustomFieldMapper $customMapper
     */
    public function __construct(AutomaticFieldMapper $autoMapper, CustomFieldMapper $customMapper)
    {
        $this->autoMapper = $autoMapper;
        $this->customMapper = $customMapper;
    }

    /**
     * Map a submission DTO to column row.
     *
     * @param NormalizedSubmission $submission
     * @param array $settings
     * @return array Map of columns to cell values.
     */
    public function map(NormalizedSubmission $submission, array $settings): array
    {
        $mode = $settings['mapping_mode'] ?? 'auto';

        if ($mode === 'custom') {
            $row = $this->customMapper->map($submission, $settings);
        } else {
            $row = $this->autoMapper->map($submission, $settings);
        }

        // Apply WordPress filter for advanced extensibility.
        return apply_filters('oneclickformsync_mapped_row', $row, $submission, $settings);
    }
}