<?php

namespace rnadvanceemailingwc\Managers\ConditionManager\Comparators;

use rnadvanceemailingwc\DTO\ComparisonTypeEnumDTO;
use rnadvanceemailingwc\DTO\ConditionLineOptionsDTO;
use rnadvanceemailingwc\Fields\Core\OrderRetriever;
use rnadvanceemailingwc\Fields\CustomerFields\CustomerRoleField;
use rnadvanceemailingwc\Managers\ConditionManager\Comparators\Core\ComparatorBase;
use rnadvanceemailingwc\Utilities\Sanitizer;

class RoleComparator extends ComparatorBase
{

    public function Compare($retriever, $conditionLine)
    {
        /** @var CustomerRoleField $field */
        $field = $retriever->GetFieldById($conditionLine->FieldId);
        if ($field == null)
            return true;

        switch ($conditionLine->Comparison)
        {
            case ComparisonTypeEnumDTO::$IsGuest:
                return $field->IsGuest();

            case ComparisonTypeEnumDTO::$IsNotGuest:
                return !$field->IsGuest();

            case ComparisonTypeEnumDTO::$IsPartOfRole:
                $userRoles = $field->GetRoles();
                $conditionRoles = $this->GetConditionRoles($conditionLine);
                foreach ($conditionRoles as $role) {
                    if (in_array($role, $userRoles))
                        return true;
                }
                return false;

            case ComparisonTypeEnumDTO::$IsNotPartOfRole:
                $userRoles = $field->GetRoles();
                $conditionRoles = $this->GetConditionRoles($conditionLine);
                foreach ($conditionRoles as $role) {
                    if (in_array($role, $userRoles))
                        return false;
                }
                return true;
        }

        return true;
    }

    /**
     * @param $conditionLine ConditionLineOptionsDTO
     * @return array
     */
    private function GetConditionRoles($conditionLine)
    {
        $value = $conditionLine->Value;
        if (!is_array($value))
            $value = [$value];

        $roles = [];
        foreach ($value as $currentValue)
            $roles[] = strtolower(Sanitizer::SanitizeString($currentValue));

        return $roles;
    }
}