template.php

<?php
namespace Bitrix\Bizproc\Automation\Engine;
 
use Bitrix\Bizproc;
use Bitrix\Bizproc\Workflow\Template\Tpl;
use Bitrix\Bizproc\WorkflowTemplateTable;
use Bitrix\Main\ArgumentException;
use Bitrix\Main\Error;
use Bitrix\Main\ErrorCollection;
use Bitrix\Main\Result;
use Bitrix\Bizproc\Automation;
use Bitrix\Main\Localization\Loc;
use Bitrix\Main\Type\DateTime;
 
Loc::loadMessages(__FILE__);
 
class Template
{
    protected static $parallelActivityType = 'ParallelActivity';
    protected static $sequenceActivityType = 'SequenceActivity';
    protected static $delayActivityType = 'DelayActivity';
    protected static $robotDelayActivityType = 'RobotDelayActivity';
    protected static $conditionActivityType = 'IfElseActivity';
    protected static $availableActivities = [];
    protected static $availableActivityClasses = [];
 
    protected $template;
    protected $autoExecuteType = \CBPDocumentEventType::Automation;
    protected $robots;
    protected $isExternalModified;
    protected $isConverted = false;
 
    public function __construct(array $documentType, $documentStatus = null)
    {
        $this->template = array(
            'ID' => 0,
            'MODULE_ID' => $documentType[0],
            'ENTITY' => $documentType[1],
            'DOCUMENT_TYPE' => $documentType[2],
            'DOCUMENT_STATUS' => $documentStatus,
            'AUTO_EXECUTE' => $this->autoExecuteType,
            'TEMPLATE' => [],
            'PARAMETERS' => [],
            'CONSTANTS' => [],
            'VARIABLES' => [],
        );
 
        if ($documentStatus)
        {
            $row = WorkflowTemplateTable::getList([
                'filter' => [
                    '=MODULE_ID' => $documentType[0],
                    '=ENTITY' => $documentType[1],
                    '=DOCUMENT_TYPE' => $documentType[2],
                    '=DOCUMENT_STATUS' => $documentStatus,
                    //'=AUTO_EXECUTE' => $this->autoExecuteType
                ],
            ])->fetch();
            if ($row)
            {
                $this->template = $row;
                $this->autoExecuteType = (int) $this->template['AUTO_EXECUTE'];
            }
        }
    }
 
    public static function createByTpl(Tpl $tpl)
    {
        $instance = new static($tpl->getDocumentComplexType());
        $instance->template = $tpl->collectValues();
        $instance->autoExecuteType = (int) $instance->template['AUTO_EXECUTE'];
 
        return $instance;
    }
 
    public function deleteRobots(array $robots, int $userId): Result
    {
        $isSameRobot = function ($lhsRobot, $rhsRobot) {
            return strcmp($lhsRobot->getName(), $rhsRobot->getName());
        };
 
        $remainingRobots = array_udiff($this->getRobots(), $robots, $isSameRobot);
 
        return $this->save($remainingRobots, $userId);
    }
 
    public function getDocumentStatus()
    {
        return isset($this->template['DOCUMENT_STATUS']) ? $this->template['DOCUMENT_STATUS'] : null;
    }
 
    public function setDocumentStatus($status)
    {
        $this->template['DOCUMENT_STATUS'] = (string) $status;
        return $this;
    }
 
    public function setName(string $name)
    {
        $this->template['NAME'] = $name;
        return $this;
    }
 
    public function getExecuteType($autoExecuteType)
    {
        return $this->autoExecuteType;
    }
 
    public function setExecuteType($autoExecuteType)
    {
        if (\CBPDocumentEventType::Out($autoExecuteType) === '')
        {
            throw new ArgumentException('Incorrect DocumentEventType');
        }
 
        $this->autoExecuteType = $autoExecuteType;
    }
 
    public function getId()
    {
        return isset($this->template['ID']) ? (int)$this->template['ID'] : 0;
    }
 
    public function getParameters(): array
    {
        return $this->template['PARAMETERS'] ?? [];
    }
 
    public function getRobotSettingsDialog(array $robot, $request = null)
    {
        if (isset($robot['Properties']) && is_array($robot['Properties']))
        {
            $robot['Properties'] = Automation\Helper::convertProperties($robot['Properties'], $this->getDocumentType());
        }
 
        unset($robot['Delay'], $robot['Condition']);
 
        $copy = clone $this;
        $copy->setRobots([$robot]);
 
        return \CBPActivity::callStaticMethod(
            $robot['Type'],
            "GetPropertiesDialog",
            array(
                $this->getDocumentType(), //documentType
                $robot['Name'] ?? null, //activityName
                $copy->template['TEMPLATE'], //arWorkflowTemplate
                [], //arWorkflowParameters
                [], //arWorkflowVariables
                $request, //arCurrentValues = null
                'bizproc_automation_robot_dialog', //formName = ""
                null, //popupWindow = null
                SITE_ID //siteId = ''
            )
        );
    }
 
    public function saveRobotSettings(array $robot, array $request)
    {
        $saveResult = new Result();
        $documentType = $this->getDocumentType();
 
        if (isset($robot['Properties']) && is_array($robot['Properties']))
        {
            $robot['Properties'] = Automation\Helper::unConvertProperties($robot['Properties'], $documentType);
        }
 
        $request = Automation\Helper::unConvertProperties($request, $documentType);
 
        $copy = clone $this;
        $copy->setRobots([$robot]);
        $raw = $copy->template['TEMPLATE'];
 
        $robotErrors = $v = $p = array();
        $result = \CBPActivity::callStaticMethod(
            $robot['Type'],
            "GetPropertiesDialogValues",
            [
                $documentType,
                $robot['Name'] ?? null,
                &$raw,
                &$v,
                &$p,
                $request,
                &$robotErrors,
            ]
        );
 
        if ($result || (isset($robot['Activated']) && $robot['Activated'] === 'N'))
        {
            $templateActivity = \CBPWorkflowTemplateLoader::findActivityByName($raw, $robot['Name'] ?? null);
 
            $robotTitle = $robot['Properties']['Title'] ?? null;
            $robot['Properties'] = $templateActivity['Properties'];
            $robot['Properties']['Title'] = $robotTitle;
 
            $saveResult->setData(['robot' => $robot]);
        }
        else
        {
            foreach ($robotErrors as $i => $error)
            {
                $errorMessage = $error['message'] ?? null;
                $errorCode = $error['code'] ?? null;
                $errorParameter = $error['parameter'] ?? null;
                $saveResult->addError(new Error($errorMessage, $errorCode, ['parameter' => $errorParameter]));
            }
        }
 
        return $saveResult;
    }
 
    public function save(array $robots, $userId, array $additional = [])
    {
        $userId = (int)$userId;
        $result = new Result();
        $templateId = !empty($this->template['ID']) ? $this->template['ID'] : 0;
 
        if (isset($additional['PARAMETERS']) && is_array($additional['PARAMETERS']))
        {
            $this->template['PARAMETERS'] = $additional['PARAMETERS'];
        }
        if (isset($additional['CONSTANTS']) && is_array($additional['CONSTANTS']))
        {
            $this->template['CONSTANTS'] = $additional['CONSTANTS'];
        }
 
        if ($templateId)
        {
            $templateResult = $this->updateTemplateRobots($robots, $userId);
        }
        else
        {
            $this->setRobots($robots);
            $templateResult = $this->addBizprocTemplate($userId);
        }
 
        if ($templateResult->isSuccess())
        {
            $resultData = $templateResult->getData();
            if (isset($resultData['ID']))
            {
                $this->template['ID'] = $resultData['ID'];
            }
        }
        else
        {
            $result->addErrors($templateResult->getErrors());
        }
 
        return $result;
    }
 
    public function setRobots(array $robots)
    {
        $this->robots = array();
        $this->isExternalModified = null;
        foreach ($robots as $robot)
        {
            if (is_array($robot))
                $robot = new Robot($robot);
 
            if (!($robot instanceof Robot))
            {
                throw new ArgumentException('Robots array is incorrect', 'robots');
            }
 
            $this->robots[] = $robot;
        }
 
        $this->unConvertTemplate();// make bizproc template
 
        return $this;
    }
 
    public function toArray()
    {
        $result = [
            'ID' => $this->getId(),
            'DOCUMENT_TYPE' => $this->getDocumentType(),
            'DOCUMENT_STATUS' => $this->template['DOCUMENT_STATUS'],
            'PARAMETERS' => $this->template['PARAMETERS'],
            'CONSTANTS' => $this->template['CONSTANTS'],
            'VARIABLES' => $this->template['VARIABLES'] ?? [],
        ];
 
        $result['IS_EXTERNAL_MODIFIED'] = $this->isExternalModified();
        $result['ROBOTS'] = array();
 
        foreach ($this->getRobots() as $robot)
        {
            $result['ROBOTS'][] = $robot->toArray();
        }
 
        return $result;
    }
 
    public static function getAvailableRobots(array $documentType)
    {
        $key = implode('@', $documentType);
        if (!isset(static::$availableActivities[$key]))
        {
            static::$availableActivities[$key] = \CBPRuntime::getRuntime()
                ->searchActivitiesByType('robot_activity', $documentType);
        }
        return static::$availableActivities[$key];
    }
 
    protected static function getAvailableRobotClasses(array $documentType)
    {
        $key = implode('@', $documentType);
        if (!isset(static::$availableActivityClasses[$key]))
        {
            static::$availableActivityClasses[$key] = array();
            $activities = static::getAvailableRobots($documentType);
            foreach ($activities as $activity)
            {
                static::$availableActivityClasses[$key][] = $activity['CLASS'];
            }
        }
        return static::$availableActivityClasses[$key];
    }
 
    protected function addBizprocTemplate($userId)
    {
        $userId = (int)$userId;
        $documentType = $this->getDocumentType();
 
        $raw = $this->template;
        $raw['DOCUMENT_TYPE'] = $documentType;
        $raw['NAME'] = $raw['NAME'] ?? $this->makeTemplateName();
        $raw['USER_ID'] = $userId;
        $raw['MODIFIER_USER'] = new \CBPWorkflowTemplateUser($userId);
 
        $result = new Result();
        try
        {
            $raw['ID'] = \CBPWorkflowTemplateLoader::add($raw, $userId === 1);
            $result->setData(array('ID' => $raw['ID']));
 
            $raw['MODULE_ID'] = $documentType[0];
            $raw['ENTITY'] = $documentType[1];
            $raw['DOCUMENT_TYPE'] = $documentType[2];
            $raw['PARAMETERS'] = [];
            $raw['CONSTANTS'] = [];
            $this->template = $raw;
        }
        catch (\Exception $e)
        {
            $result->addError(new Error($e->getMessage()));
        }
 
        return $result;
    }
 
    protected function makeTemplateName()
    {
        $msg = Loc::getMessage('BIZPROC_AUTOMATION_TEMPLATE_NAME', [
            '#STATUS#' => $this->template['DOCUMENT_STATUS']
        ]);
 
        if ($this->autoExecuteType === \CBPDocumentEventType::Script)
        {
            $msg = Loc::getMessage('BIZPROC_AUTOMATION_TEMPLATE_SCRIPT_NAME');
        }
 
        return $msg;
    }
 
    private function updateTemplateRobots(array $robots, int $userId): Result
    {
        $templateId = $this->template['ID'];
        $result = new Result();
 
        $errors = $this->validateUpdatedRobots($robots, new \CBPWorkflowTemplateUser($userId));
        if (!$errors->isEmpty())
        {
            $result->addErrors($errors->getValues());
 
            return $result;
        }
 
        $this->setRobots($robots);
        $updateFields = [
            'TEMPLATE' => $this->template['TEMPLATE'],
            'PARAMETERS' => $this->template['PARAMETERS'],
            'VARIABLES' => [],
            'CONSTANTS' => $this->template['CONSTANTS'],
            'USER_ID' => $userId,
            'MODIFIER_USER' => new \CBPWorkflowTemplateUser($userId),
        ];
 
        if (isset($this->template['NAME']))
        {
            $updateFields['NAME'] = $this->template['NAME'];
        }
 
        try
        {
            \CBPWorkflowTemplateLoader::update($templateId, $updateFields, false, false);
        }
        catch (\Exception $e)
        {
            $result->addError(new Error($e->getMessage()));
        }
 
        return $result;
    }
 
    private function validateUpdatedRobots(array $robots, \CBPWorkflowTemplateUser $user): ErrorCollection
    {
        $errors = new ErrorCollection();
        $loader = \CBPWorkflowTemplateLoader::GetLoader();
        $originalRobots = $this->getRobots();
 
        $isSameRobot = function ($lhsRobot, $rhsRobot) {
            return $lhsRobot->getName() === $rhsRobot->getName();
        };
 
        foreach ($robots as $robot)
        {
            if (is_array($robot))
            {
                $robot = new Robot($robot);
            }
            if (!($robot instanceof Robot))
            {
                $errors->setError(new Error('Robots array is incorrect'));
            }
            if (!$errors->isEmpty())
            {
                break;
            }
 
            $indexOfFoundRobot = -1;
            foreach ($originalRobots as $index => $originalRobot)
            {
                if ($isSameRobot($robot, $originalRobot))
                {
                    $indexOfFoundRobot = $index;
                    break;
                }
            }
 
            if ($indexOfFoundRobot < 0 || !$this->areRobotsEqual($robot, $originalRobots[$indexOfFoundRobot]))
            {
                if ($robot->isActivated())
                {
                    $sequence = $this->convertRobotToSequenceActivity($robot);
                    foreach ($loader->ValidateTemplate($sequence, $user) as $rawError)
                    {
                        $errors->setError(new Error(trim($rawError['message'])));
                    }
                }
                unset($originalRobots[$indexOfFoundRobot]);
            }
        }
 
        return $errors;
    }
 
    private function areRobotsEqual(Robot $lhsRobot, Robot $rhsRobot): bool
    {
        $lhsCondition = $lhsRobot->getCondition() ?? new ConditionGroup();
        $rhsCondition = $rhsRobot->getCondition() ?? new ConditionGroup();
 
        $lhsDelay = $lhsRobot->getDelayInterval();
        $rhsDelay = $rhsRobot->getDelayInterval();
        if (!isset($lhsDelay) || $lhsDelay->isNow())
        {
            $lhsDelay = new DelayInterval();
        }
        if (!isset($rhsDelay) || $rhsDelay->isNow())
        {
            $rhsDelay = new DelayInterval();
        }
 
        return
            $lhsCondition->toArray()['items'] === $rhsCondition->toArray()['items']
            && $lhsDelay->toArray() === $rhsDelay->toArray()
            && $lhsRobot->getBizprocActivity() === $rhsRobot->getBizprocActivity()
        ;
    }
 
    protected function updateBizprocTemplate($id, $userId)
    {
        $raw = $this->template;
        $result = new Result();
 
        $updateFields = [
            'TEMPLATE'      => $raw['TEMPLATE'],
            'PARAMETERS'    => $raw['PARAMETERS'],
            'VARIABLES'     => [],
            'CONSTANTS'     => $raw['CONSTANTS'],
            'USER_ID'       => $userId,
            'MODIFIER_USER' => new \CBPWorkflowTemplateUser($userId),
        ];
 
        if (isset($raw['NAME']))
        {
            $updateFields['NAME'] = $raw['NAME'];
        }
 
        try
        {
            \CBPWorkflowTemplateLoader::update($id, $updateFields);
        }
        catch (\Exception $e)
        {
            $result->addError(new Error($e->getMessage()));
        }
 
        return $result;
    }
 
    protected function convertTemplate()
    {
        $this->robots = array();
 
        $raw = $this->template;
        if (!is_array($raw) || !isset($raw['TEMPLATE']))
        {
            return false; // BP template is lost.
        }
 
        /*if (!empty($raw['PARAMETERS']) || !empty($raw['VARIABLES']) || !empty($raw['CONSTANTS']))
        {
            $this->isExternalModified = true;
            return false; // modified or incorrect.
        }*/
 
        if (empty($raw['TEMPLATE'][0]['Children']) || !is_array($raw['TEMPLATE'][0]['Children']))
            return true;
 
        if (count($raw['TEMPLATE'][0]['Children']) > 1)
        {
            $this->isExternalModified = true;
            return false; // modified or incorrect.
        }
 
        $parallelActivity = $raw['TEMPLATE'][0]['Children'][0];
        if (
            !$parallelActivity
            || $parallelActivity['Type'] !== static::$parallelActivityType
            || (isset($parallelActivity['Activated']) && $parallelActivity['Activated'] === 'N')
        )
        {
            $this->isExternalModified = true;
            return false; // modified or incorrect.
        }
 
        foreach ($parallelActivity['Children'] as $sequence)
        {
            $delay = $condition = null;
            $robotsCnt = 0;
            foreach ($sequence['Children'] as $activity)
            {
                if (
                    $activity['Type'] === static::$delayActivityType
                    || $activity['Type'] === static::$robotDelayActivityType)
                {
                    $delay = $activity;
                    continue;
                }
 
                if ($activity['Type'] === static::$conditionActivityType)
                {
                    $condition = ConditionGroup::convertBizprocActivity($activity, $this->getDocumentType(), $this);
                    if ($condition === false)
                    {
                        $this->isExternalModified = true;
                        $this->robots = array();
                        return false; // modified or incorrect.
                    }
                }
 
                if (!$this->isRobot($activity))
                {
                    $this->isExternalModified = true;
                    $this->robots = array();
                    return false; // modified or incorrect.
                }
 
                $robotActivity = new Robot($activity);
                if ($delay !== null)
                {
                    $delayInterval = DelayInterval::createFromActivityProperties($delay['Properties']);
                    $delayInterval->setActivated(\CBPHelper::getBool($delay['Activated'] ?? true));
 
                    $robotActivity->setDelayInterval($delayInterval);
                    $robotActivity->setDelayName($delay['Name']);
 
                    if($delayInterval->isActivated() !== $robotActivity->isActivated())
                    {
                        $this->isExternalModified = true;
                        $this->robots = [];
 
                        return false; // modified
                    }
 
                    $delay = null;
                }
 
                if ($condition !== null)
                {
                    if ($condition->isActivated() !== $robotActivity->isActivated())
                    {
                        $this->isExternalModified = true;
                        $this->robots = [];
 
                        return false; // modified
                    }
 
                    $robotActivity->setCondition($condition);
                    $condition = null;
                }
 
                if ($robotsCnt > 0)
                {
                    $robotActivity->setExecuteAfterPrevious();
                }
 
                ++$robotsCnt;
                $this->robots[] = $robotActivity;
            }
        }
 
        $this->isConverted = true;
        return $this->robots;
    }
 
    protected function unConvertTemplate()
    {
        $documentType = $this->getDocumentType();
        $this->template = [
            'ID' => $this->getId(),
            'MODULE_ID' => $documentType[0],
            'ENTITY' => $documentType[1],
            'DOCUMENT_TYPE' => $documentType[2],
            'DOCUMENT_STATUS' => $this->template['DOCUMENT_STATUS'],
            'NAME' => $this->template['NAME'] ?? $this->makeTemplateName(),
            'AUTO_EXECUTE' => $this->autoExecuteType,
            'TEMPLATE'     => [[
                'Type' => 'SequentialWorkflowActivity',
                'Name' => 'Template',
                'Properties' => ['Title' => 'Bizproc Automation template'],
                'Children' => [],
            ]],
            'PARAMETERS' => $this->template['PARAMETERS'],
            'CONSTANTS' => $this->template['CONSTANTS'],
            'SYSTEM_CODE'  => 'bitrix_bizproc_automation',
        ];
 
        if ($this->robots)
        {
            $parallelActivity = $this->createParallelActivity();
            $sequence = $this->createSequenceActivity();
 
            foreach ($this->robots as $i => $robot)
            {
                if ($i !== 0 && !$robot->isExecuteAfterPrevious())
                {
                    $parallelActivity['Children'][] = $sequence;
                    $sequence = $this->convertRobotToSequenceActivity($robot);
                }
                else
                {
                    $sequence['Children'] = array_merge(
                        $sequence['Children'],
                        $this->convertRobotToSequenceActivity($robot)['Children']
                    );
                }
            }
 
            $parallelActivity['Children'][] = $sequence;
 
            if (count($parallelActivity['Children']) < 2)
            {
                $parallelActivity['Children'][] = $this->createSequenceActivity();
            }
 
            $this->template['TEMPLATE'][0]['Children'][] = $parallelActivity;
        }
        $this->robots = null;
        $this->isConverted = false;
    }
 
    private function convertRobotToSequenceActivity(Robot $robot): array
    {
        $sequence = $this->createSequenceActivity();
 
        $delayInterval = $robot->getDelayInterval();
        if ($delayInterval && !$delayInterval->isNow())
        {
            $delayName = $robot->getDelayName();
            if (!$delayName)
            {
                $delayName = Robot::generateName();
                $robot->setDelayName($delayName);
            }
 
            $delayIntervalProperties = $delayInterval->toActivityProperties($this->getDocumentType());
 
            $sequence['Children'][] = $this->createDelayActivity(
                $delayIntervalProperties,
                $delayName,
                $robot->isActivated()
            );
        }
 
        $activity = $robot->getBizprocActivity();
        $condition = $robot->getCondition();
 
        if ($condition && $condition->getItems())
        {
            $activity = $condition->createBizprocActivity($activity, $this->getDocumentType(), $this);
        }
 
        $sequence['Children'][] = $activity;
 
        return $sequence;
    }
 
    protected function isRobot(array $activity)
    {
        if (!in_array($activity['Type'], static::getAvailableRobotClasses($this->getDocumentType())))
        {
            if ($this->isRestRobot($activity))
            {
                return true;
            }
 
            return false;
        }
 
        if (!empty($activity['Children']))
        {
            return false;
        }
 
        return true;
    }
 
    private function isRestRobot(array $activity): bool
    {
        if (!(mb_strpos($activity['Type'], \CBPRuntime::REST_ACTIVITY_PREFIX) === 0))
        {
            return false;
        }
 
        if (!empty($activity['Children']))
        {
            return false;
        }
 
        return true;
    }
 
    public function getRobots()
    {
        if ($this->robots === null)
        {
            $this->convertTemplate();
        }
 
        return $this->robots;
    }
 
    public function getActivatedRobots(): array
    {
        if ($this->robots === null)
        {
            $this->convertTemplate();
        }
 
        $activatedRobots = [];
        foreach ($this->robots as $robot)
        {
            if ($robot->isActivated())
            {
                $activatedRobots[] = $robot;
            }
        }
 
        return $activatedRobots;
    }
 
    public function getRobotByName(string $name): ?Robot
    {
        foreach ($this->getRobots() as $robot)
        {
            if ($name === $robot->getName())
            {
                return  $robot;
            }
        }
 
        return  null;
    }
 
    public function getRobotsByNames(array $names): array
    {
        return array_uintersect($this->getRobots(), $names, function ($lhs, $rhs) {
            $lhsName = is_string($lhs) ? $lhs : $lhs->getName();
            $rhsName = is_string($rhs) ? $rhs : $rhs->getName();
 
            return strcmp($lhsName, $rhsName);
        });
    }
 
    public function getActivities()
    {
        return $this->template['TEMPLATE'];
    }
 
    public function getModified(): ?DateTime
    {
        return $this->template['MODIFIED'] ?? null;
    }
 
    public function isExternalModified()
    {
        if ($this->isExternalModified === null)
            $this->getRobots();
 
        return ($this->isExternalModified === true);
    }
 
    public function getDocumentType(): array
    {
        return [$this->template['MODULE_ID'], $this->template['ENTITY'], $this->template['DOCUMENT_TYPE']];
    }
 
    public function getProperty($object, $field): ?array
    {
        switch ($object)
        {
            case 'Template':
                return $this->template['PARAMETERS'][$field] ?? null;
            case 'Variable':
                return $this->template['VARIABLES'][$field] ?? null;
            case 'Constant':
                return $this->template['CONSTANTS'][$field] ?? null;
            case 'GlobalConst':
                return Bizproc\Workflow\Type\GlobalConst::getVisibleById($field, $this->getDocumentType());
            case 'GlobalVar':
                return Bizproc\Workflow\Type\GlobalVar::getVisibleById($field, $this->getDocumentType());
            case 'Document':
                static $fields;
                if (!$fields)
                {
                    $documentService = \CBPRuntime::GetRuntime(true)->getDocumentService();
                    $fields = $documentService->GetDocumentFields($this->getDocumentType());
                }
 
                return $fields[$field] ?? null;
            default:
                if ($this->isConverted)
                {
                    return $this->findRobotProperty($object, $field);
                }
                else
                {
                    return $this->findActivityProperty($object, $field);
                }
        }
    }
 
    private function findRobotProperty($object, $field): ?array
    {
        $robot = $this->getRobotByName($object);
        return $robot ? $robot->getReturnProperty($field) : null;
    }
 
    private function findActivityProperty($object, $field): ?array
    {
        $activity = self::findTemplateActivity($this->template['TEMPLATE'], $object);
        if (!$activity)
        {
            return null;
        }
 
        $props = \CBPRuntime::GetRuntime(true)->getActivityReturnProperties($activity['Type']);
        return $props[$field] ?? null;
    }
 
    private static function findTemplateActivity(array $template, $id)
    {
        foreach ($template as $activity)
        {
            if ($activity['Name'] === $id)
            {
                return $activity;
            }
            if (is_array($activity['Children']))
            {
                $found = self::findTemplateActivity($activity['Children'], $id);
                if ($found)
                {
                    return $found;
                }
            }
        }
        return null;
    }
 
    private function createSequenceActivity()
    {
        return [
            'Type' => static::$sequenceActivityType,
            'Name' => Robot::generateName(),
            'Properties' => [
                'Title' => 'Automation sequence',
            ],
            'Children' => [],
            'Activated' => 'Y',
        ];
    }
 
    private function createParallelActivity()
    {
        return [
            'Type' => static::$parallelActivityType,
            'Name' => Robot::generateName(),
            'Properties' => [
                'Title' => Loc::getMessage('BIZPROC_AUTOMATION_PARALLEL_ACTIVITY'),
            ],
            'Children' => [],
            'Activated' => 'Y',
        ];
    }
 
    private function createDelayActivity(array $delayProperties, $delayName, $delayActived)
    {
        if (!isset($delayProperties['Title']))
        {
            $delayProperties['Title'] = Loc::getMessage('BIZPROC_AUTOMATION_ROBOT_DELAY_ACTIVITY');
        }
 
        return [
            'Type' => static::$robotDelayActivityType,
            'Name' => $delayName,
            'Activated' => $delayActived ? 'Y' : 'N',
            'Properties' => $delayProperties,
            'Children' => [],
        ];
    }
}