<?php
declare(strict_types=1);


namespace OneClickFormSync\Forms\DTO;

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

/**
 * Data Transfer Object representing a normalized form submission.
 */
class NormalizedSubmission
{
    private string $providerId;
    private string $formId;
    private string $formName;
    private string $submissionId;
    private string $submissionDate;
    private string $submissionTime;
    private string $pageUrl;
    private int $userId;
    private string $userEmail;

    /**
     * @var SubmissionField[] Array of SubmissionField objects.
     */
    private array $fields = [];

    /**
     * @var array Additional metadata.
     */
    private array $metadata = [];

    /**
     * NormalizedSubmission constructor.
     *
     * @param array $data
     */
    public function __construct(array $data)
    {
        $this->providerId      = $data['provider_id'] ?? '';
        $this->formId          = $data['form_id'] ?? '';
        $this->formName        = $data['form_name'] ?? '';
        $this->submissionId    = $data['submission_id'] ?? '';
        $this->submissionDate  = $data['submission_date'] ?? gmdate('Y-m-d');
        $this->submissionTime  = $data['submission_time'] ?? gmdate('H:i:s');
        $this->pageUrl         = $data['page_url'] ?? '';
        $this->userId          = (int)($data['user_id'] ?? 0);
        $this->userEmail       = $data['user_email'] ?? '';
        $this->fields          = $data['fields'] ?? [];
        $this->metadata        = $data['metadata'] ?? [];
    }

    /**
     * Convert the DTO to a serializable array.
     *
     * @return array
     */
    public function toArray(): array
    {
        $fieldsArr = [];
        foreach ($this->fields as $field) {
            $fieldsArr[] = [
                'id'    => $field->getId(),
                'label' => $field->getLabel(),
                'value' => $field->getValue(),
            ];
        }

        return [
            'provider_id'     => $this->providerId,
            'form_id'         => $this->formId,
            'form_name'       => $this->formName,
            'submission_id'   => $this->submissionId,
            'submission_date' => $this->submissionDate,
            'submission_time' => $this->submissionTime,
            'page_url'        => $this->pageUrl,
            'user_id'         => $this->userId,
            'user_email'      => $this->userEmail,
            'fields'          => $fieldsArr,
            'metadata'        => $this->metadata,
        ];
    }

    // Getters
    public function getProviderId(): string { return $this->providerId; }
    public function getFormId(): string { return $this->formId; }
    public function getFormName(): string { return $this->formName; }
    public function getSubmissionId(): string { return $this->submissionId; }
    public function getSubmissionDate(): string { return $this->submissionDate; }
    public function getSubmissionTime(): string { return $this->submissionTime; }
    public function getPageUrl(): string { return $this->pageUrl; }
    public function getUserId(): int { return $this->userId; }
    public function getUserEmail(): string { return $this->userEmail; }
    /** @return SubmissionField[] */
    public function getFields(): array { return $this->fields; }
    public function getMetadata(): array { return $this->metadata; }

    public function getUtmSource(): string { return (string)($this->metadata['utm_source'] ?? ''); }
    public function getUtmMedium(): string { return (string)($this->metadata['utm_medium'] ?? ''); }
    public function getUtmCampaign(): string { return (string)($this->metadata['utm_campaign'] ?? ''); }
    public function getUtmTerm(): string { return (string)($this->metadata['utm_term'] ?? ''); }
    public function getUtmContent(): string { return (string)($this->metadata['utm_content'] ?? ''); }
}