facebookformbuilder.php

<?php
 
namespace Bitrix\Seo\LeadAds\Response\Builder;
 
use Bitrix\Seo\LeadAds;
use Bitrix\Seo\LeadAds\LeadAdsForm;
 
class FacebookFormBuilder implements FormBuilderInterface
{
    private const EMPTY_FIELD_NAME = null;
 
    private $mapper;
 
    public function __construct(LeadAds\Mapper $mapper)
    {
        $this->mapper = $mapper;
    }
 
    public function buildForm(array $form): LeadAdsForm
    {
        return new LeadAdsForm(
            [
                "id" => $form["ID"],
                "name" => $form["NAME"],
                "description" => !$form['CONTEXT_CARD']['content']
                    ? null
                    : implode(PHP_EOL, $form['CONTEXT_CARD']['content']),
                "title" => $form['CONTEXT_CARD']['title'],
                "fields" => $this->buildQuestions($form['QUESTIONS'] ?? []),
                "message" => $form['THANK_YOU_PAGE']['title'],
                "link" => $form['FOLLOW_UP_ACTION_URL'],
                "active" => $form['STATUS'] === 'ACTIVE'
            ]
        );
    }
 
    private function buildQuestions(array $questions): array
    {
        $questionsResult = [];
        foreach ($questions as $field)
        {
            if ($this->mapper->getCrmName($field['type']))
            {
                $questionsResult[] = new LeadAds\Field(
                    $field['type'],
                    self::EMPTY_FIELD_NAME,
                    $field['label'],
                    $field['key']
                );
            }
            elseif ($field['type'] === "CUSTOM")
            {
                //if question is custom condition
                if (
                    is_array($field['dependent_conditional_questions'])
                    && is_array($field['conditional_questions_choices'])
                )
                {
                    $questionsResult[] = new LeadAds\Field(
                        LeadAds\Field::TYPE_RADIO,
                        self::EMPTY_FIELD_NAME,
                        $field['label'],
                        $field['key'],
                        $this->getOptions($field['conditional_questions_choices'], 0)
                    );
                    foreach ($field['dependent_conditional_questions'] as $key => $question)
                    {
                        $questionsResult[] = new LeadAds\Field(
                            LeadAds\Field::TYPE_RADIO,
                            self::EMPTY_FIELD_NAME,
                            $question['name'],
                            $question['field_key'],
                            $this->getOptions($field['conditional_questions_choices'], $key + 1)
                        );
                    }
                }
                elseif (is_array($field['options']))
                {
                    $questionsResult[] = new LeadAds\Field(
                        LeadAds\Field::TYPE_RADIO,
                        self::EMPTY_FIELD_NAME,
                        $field['label'],
                        $field['key'],
                        array_map(
                            static function ($option): array {
                                return [
                                    "key" => $option["key"],
                                    "label" => $option['value'],
                                ];
                            },
                            $field['options']
                        )
                    );
                }
                else
                {
                    $questionsResult[] = new LeadAds\Field(
                        LeadAds\Field::TYPE_INPUT,
                        self::EMPTY_FIELD_NAME,
                        $field['label'],
                        $field['key']
                    );
                }
            }
        }
 
        return $questionsResult;
    }
 
    private function getOptions(array $options, int $depth): array
    {
        $result = [];
        foreach ($options as $value)
        {
            if ($depth === 0)
            {
                $result[$value['customized_token']] = ['key' => $value['customized_token'], 'label' => $value['value']];
            }
            elseif ($depth > 0 && $value['next_question_choices'])
            {
                foreach ($this->getOptions($value['next_question_choices'], $depth - 1) as $option)
                {
                    if (array_key_exists($option["key"], $result))
                    {
                        continue;
                    }
 
                    $result[$option["key"]] = $option;
                }
            }
        }
 
        return $result;
    }
}