<?

namespace Skyweb24\Popuppro\Abtest;

use \Bitrix\Main\Application;
use \Bitrix\Main\Localization\Loc;
use \Bitrix\Main\Page\Asset;

Loc::loadMessages(__FILE__);

class Controller
{
    private $abList = [];

    function __construct()
    {
        $popupListActiveIds = [];
        $rsPopups = \Skyweb24\Popuppro\Entity\PopupproTable::getList([
            "select" => ["id"],
            "filter" => ["active" => "Y"]
        ]);
        while ($arPopup = $rsPopups->fetch())
        {
            array_push($popupListActiveIds, $arPopup['id']);
        }

        $abListRes = \Skyweb24\Popuppro\Entity\AbtestTable::getList([
            "filter" => [
                "active" => "Y"
            ]
        ]);

        while ($row = $abListRes->fetch()) {
            $this->abList[$row['id']] = [
                "A" => $row['popup_id_a'],
                "B" => in_array($row['popup_id_b'], $popupListActiveIds) ? $row['popup_id_b'] : $row['popup_id_a'],
                "show" => $this->roll($row['chance']),
            ];
        }
    }

    public function filter(&$popupList)
    {
        global $request;

        if (empty($popupList)) {
            return false;
        }

        foreach ($this->abList as $abItem) {

            if(
                $request->getCookie("skyweb24PopupFilling_" . $abItem['A']) OR
                $request->getCookie("skyweb24PopupFilling_" . $abItem['B'])
            ) {
                unset($popupList[$abItem["A"]]);
                unset($popupList[$abItem["B"]]);
            }

            if(in_array($abItem['A'], array_keys($popupList))) {
                if ($abItem['show'] == "B") {

                    $popupList[$abItem['A']]['id'] = $popupList[$abItem['B']]['id'];

                    if($abItem['B'] != $abItem['A']) {
                        unset($popupList[$abItem["B"]]);
                    }
                }
                else {
                    if($abItem['B'] != $abItem['A']) {
                        unset($popupList[$abItem["B"]]);
                    }
                }
            }
            elseif (in_array($abItem['B'], array_keys($popupList))) {
                unset($popupList[$abItem["B"]]);
            }
        }
    }

    public function roll($chance)
    {
        return ($chance >= rand(0, 100)) ? "B" : "A";
    }

    public function isMember($popupID)
    {
        if (!empty($this->abList)) {
            foreach ($this->abList as $abItemId => $abItem) {
                if ($abItem['A'] == $popupID OR
                    $abItem['B'] == $popupID) {
                    return $abItemId;
                }
            }
        }
        return false;
    }

    public static function getAbTestUseId($popupId)
    {
        $abTest = \Skyweb24\Popuppro\Entity\AbtestTable::getList([
            "filter" => [
                "active" => "Y",
                [
                    "LOGIC" => "OR",
                    "popup_id_a" => $popupId,
                    "popup_id_b" => $popupId
                ]

            ]
        ])->fetch();
        return $abTest['id'] ?: false;
    }

}