rounding.php

См. документацию.

<?php
namespace Bitrix\Catalog;
 
use Bitrix\Main;
use Bitrix\Main\Localization\Loc;
use Bitrix\Main\ORM\Data\DataManager;
use Bitrix\Main\ORM\Event;
use Bitrix\Main\ORM\EventResult;
use Bitrix\Main\ORM\Fields\DatetimeField;
use Bitrix\Main\ORM\Fields\EnumField;
use Bitrix\Main\ORM\Fields\FloatField;
use Bitrix\Main\ORM\Fields\IntegerField;
use Bitrix\Main\ORM\Fields\Relations\Reference;

 
class RoundingTable extends DataManager
{
    public const ROUND_MATH = 0x0001;
    public const ROUND_UP = 0x0002;
    public const ROUND_DOWN = 0x0004;

    protected static int $clearCache = 0;
    protected static array $priceTypeIds = [];

    public static function getTableName(): string
    {
        return 'b_catalog_rounding';
    }

    public static function getMap(): array
    {
        return [
            'ID' => new IntegerField(
                'ID',
                [
                    'primary' => true,
                    'autocomplete' => true,
                    'title' => Loc::getMessage('ROUNDING_ENTITY_ID_FIELD'),
                ]
            ),
            'CATALOG_GROUP_ID' => new IntegerField(
                'CATALOG_GROUP_ID',
                [
                    'required' => true,
                    'title' => Loc::getMessage('ROUNDING_ENTITY_CATALOG_GROUP_ID_FIELD'),
                ]
            ),
            'PRICE' => new FloatField(
                'PRICE',
                [
                    'required' => true,
                    'title' => Loc::getMessage('ROUNDING_ENTITY_PRICE_FIELD'),
                ]
            ),
            'ROUND_TYPE' => new EnumField(
                'ROUND_TYPE',
                [
                    'required' => true,
                    'values' => [
                        self::ROUND_MATH,
                        self::ROUND_UP,
                        self::ROUND_DOWN,
                    ],
                    'title' => Loc::getMessage('ROUNDING_ENTITY_ROUND_TYPE_FIELD'),
                ]
            ),
            'ROUND_PRECISION' => new FloatField(
                'ROUND_PRECISION',
                [
                    'required' => true,
                    'title' => Loc::getMessage('ROUNDING_ENTITY_ROUND_PRECISION_FIELD'),
                ]
            ),
            'CREATED_BY' => new IntegerField(
                'CREATED_BY',
                [
                    'title' => Loc::getMessage('ROUNDING_ENTITY_CREATED_BY_FIELD'),
                ]
            ),
            'DATE_CREATE' => new DatetimeField(
                'DATE_CREATE',
                [
                    'title' => Loc::getMessage('ROUNDING_ENTITY_DATE_CREATE_FIELD'),
                ]
            ),
            'MODIFIED_BY' => new IntegerField(
                'MODIFIED_BY',
                [
                    'title' => Loc::getMessage('ROUNDING_ENTITY_MODIFIED_BY_FIELD'),
                ]
            ),
            'DATE_MODIFY' => new DatetimeField(
                'DATE_MODIFY',
                [
                    'title' => Loc::getMessage('ROUNDING_ENTITY_TIMESTAMP_X_FIELD'),
                ]
            ),
            'CREATED_BY_USER' => new Reference(
                'CREATED_BY_USER',
                '\Bitrix\Main\User',
                ['=this.CREATED_BY' => 'ref.ID'],
                ['join_type' => 'LEFT']
            ),
            'MODIFIED_BY_USER' => new Reference(
                'MODIFIED_BY_USER',
                '\Bitrix\Main\User',
                ['=this.MODIFIED_BY' => 'ref.ID'],
                ['join_type' => 'LEFT']
            ),
        ];
    }

    public static function onBeforeAdd(Event $event): EventResult
    {
        $result = new EventResult();
        $data = $event->getParameter('fields');
 
        $modifyFieldList = [];
        static::setUserId(
            $modifyFieldList,
            $data,
            [
                'CREATED_BY',
                'MODIFIED_BY',
            ]
        );
        static::setTimestamp(
            $modifyFieldList,
            $data,
            [
                'DATE_CREATE',
                'DATE_MODIFY',
            ]
        );
 
        if (!empty($modifyFieldList))
        {
            $result->modifyFields($modifyFieldList);
        }
        unset($modifyFieldList);
 
        return $result;
    }

    public static function onAfterAdd(Event $event): void
    {
        if (!static::isAllowedClearCache())
        {
            return;
        }
        $data = $event->getParameter('fields');
        self::$priceTypeIds[$data['CATALOG_GROUP_ID']] = $data['CATALOG_GROUP_ID'];
        unset($data);
        static::clearCache();
    }

    public static function onBeforeUpdate(Event $event): EventResult
    {
        $result = new EventResult();
        $data = $event->getParameter('fields');
 
        $modifyFieldList = [];
        static::setUserId(
            $modifyFieldList,
            $data,
            [
                'MODIFIED_BY',
            ]
        );
        static::setTimestamp(
            $modifyFieldList,
            $data,
            [
                'DATE_MODIFY',
            ]
        );
 
        if (!empty($modifyFieldList))
        {
            $result->modifyFields($modifyFieldList);
        }
        unset($modifyFieldList);
 
        return $result;
    }

    public static function onUpdate(Event $event): void
    {
        if (!static::isAllowedClearCache())
        {
            return;
        }
        $data = $event->getParameter('fields');
        $rule = static::getRow([
            'select' => [
                'ID',
                'CATALOG_GROUP_ID',
            ],
            'filter' => [
                '=ID' => $event->getParameter('id'),
            ],
        ]);
        if (!empty($rule))
        {
            self::$priceTypeIds[$rule['CATALOG_GROUP_ID']] = $rule['CATALOG_GROUP_ID'];
            if (isset($data['CATALOG_GROUP_ID']))
            {
                self::$priceTypeIds[$data['CATALOG_GROUP_ID']] = $data['CATALOG_GROUP_ID'];
            }
        }
        unset($rule, $data);
    }

    public static function onAfterUpdate(Event $event): void
    {
        static::clearCache();
    }

    public static function onDelete(Event $event): void
    {
        if (!static::isAllowedClearCache())
        {
            return;
        }
        $rule = static::getRow([
            'select' => [
                'ID',
                'CATALOG_GROUP_ID',
            ],
            'filter' => [
                '=ID' => $event->getParameter('id'),
            ],
        ]);
        if (!empty($rule))
        {
            self::$priceTypeIds[$rule['CATALOG_GROUP_ID']] = $rule['CATALOG_GROUP_ID'];
        }
        unset($rule);
    }

    public static function onAfterDelete(Event $event): void
    {
        static::clearCache();
    }

    public static function isAllowedClearCache(): bool
    {
        return (self::$clearCache >= 0);
    }

    public static function allowClearCache(): void
    {
        self::$clearCache++;
    }

    public static function disallowClearCache(): void
    {
        self::$clearCache--;
    }

    public static function clearPriceTypeIds(): void
    {
        self::$priceTypeIds = array();
    }

    public static function setPriceTypeIds(string|int|array $priceTypes): void
    {
        if (!is_array($priceTypes))
        {
            $priceTypes = [$priceTypes => $priceTypes];
        }
 
        if (!empty($priceTypes) && is_array($priceTypes))
        {
            self::$priceTypeIds = (
                empty(self::$priceTypeIds)
                    ? $priceTypes
                    : array_merge(self::$priceTypeIds, $priceTypes)
            );
        }
    }

    public static function clearCache(): void
    {
        if (!static::isAllowedClearCache() || empty(self::$priceTypeIds))
        {
            return;
        }
        foreach (self::$priceTypeIds as $priceType)
        {
            Product\Price::clearRoundRulesCache($priceType);
        }
        unset($priceType);
        static::clearPriceTypeIds();
    }

    public static function deleteByPriceType(string|int $priceType): void
    {
        $priceType = (int)$priceType;
        if ($priceType <= 0)
        {
            return;
        }
        $conn = Main\Application::getConnection();
        $helper = $conn->getSqlHelper();
        $conn->queryExecute(
            'delete from '.$helper->quote(self::getTableName()).' where '.$helper->quote('CATALOG_GROUP_ID').' = '.$priceType
        );
        unset($helper, $conn);
        Product\Price::clearRoundRulesCache($priceType);
    }

    public static function getRoundTypes(bool $full = false): array
    {
        if ($full)
        {
            return [
                self::ROUND_MATH => Loc::getMessage('ROUNDING_TYPE_ROUND_MATH'),
                self::ROUND_UP => Loc::getMessage('ROUNDING_TYPE_ROUND_UP'),
                self::ROUND_DOWN => Loc::getMessage('ROUNDING_TYPE_ROUND_DOWN'),
            ];
        }
        return [
            self::ROUND_MATH,
            self::ROUND_UP,
            self::ROUND_DOWN
        ];
    }

    public static function getPresetRoundingValues(): array
    {
        return [
            0.0001,
            0.001,
            0.005,
            0.01,
            0.02,
            0.05,
            0.1,
            0.2,
            0.5,
            1,
            2,
            5,
            10,
            20,
            50,
            100,
            200,
            500,
            1000,
            5000
        ];
    }

    protected static function setUserId(array &$result, array $data, array $keys): void
    {
        static $currentUserID = false;
        if ($currentUserID === false)
        {
            global $USER;
            $currentUserID = (isset($USER) && $USER instanceof \CUser ? (int)$USER->getID() : null);
        }
        foreach ($keys as $index)
        {
            $setField = true;
            if (array_key_exists($index, $data))
            {
                $setField = ($data[$index] !== null && (int)$data[$index] <= 0);
            }
 
            if ($setField)
            {
                $result[$index] = $currentUserID;
            }
        }
        unset($index);
    }

    protected static function setTimestamp(array &$result, array $data, array $keys): void
    {
        foreach ($keys as $index)
        {
            $setField = true;
            if (array_key_exists($index, $data))
            {
                $setField = ($data[$index] !== null && !is_object($data[$index]));
            }
 
            if ($setField)
            {
                $result[$index] = new Main\Type\DateTime();
            }
        }
        unset($index);
    }
}