I have to add a work logged from sub-task rolled up to the epic's children

[mummareddy supriya]

i'm able to roll up the worklog from subticket to its parent and for linked epic for present ticket if we provide worklog its replicating for stories and linked epic .but for previously created and logged work its not working.please give me suggestions on this .i'm using bulk update using below script.if any one knows please provide me a solution.

import com.atlassian.jira.component.ComponentAccessor

import com.atlassian.jira.bc.issue.search.SearchService

import com.atlassian.jira.issue.search.SearchQuery

import com.atlassian.jira.web.bean.PagerFilter

import com.atlassian.jira.bc.issue.IssueService

import com.atlassian.jira.issue.MutableIssue

def issueManager = ComponentAccessor.getIssueManager()

def issueLinkManager = ComponentAccessor.getIssueLinkManager()

def worklogManager = ComponentAccessor.getWorklogManager()

def searchService = ComponentAccessor.getComponent(SearchService)

def customFieldManager = ComponentAccessor.getCustomFieldManager()

def issueService = ComponentAccessor.getIssueService()

def user = ComponentAccessor.getJiraAuthenticationContext().getLoggedInUser()

// JQL to fetch all Epics across projects

def jqlQuery = 'issuetype = Epic'

// Parse JQL

def parseResult = searchService.parseQuery(user, jqlQuery)

if (!parseResult.isValid()) {

    log.error("Invalid JQL Query: $jqlQuery")

    return "Invalid JQL Query"

}

// Execute search

def searchResults = searchService.search(user, parseResult.getQuery(), PagerFilter.getUnlimitedFilter())

searchResults.results.each { epicIssue ->

    def totalWorklogSeconds = 0

    // Get the mutable version of the Epic

MutableIssue epic = issueManager.getIssueObject(epicIssue.id)

    // Get linked Stories and Tasks via "Epic-Story Link"

def linkedIssues = issueLinkManager.getOutwardLinks(epic.id)

.findAll { it.issueLinkType.name == "Epic-Story Link" }

        .collect { it.destinationObject }

    linkedIssues.each { linkedIssue ->

        // Sum worklogs for the Story or Task

        totalWorklogSeconds += worklogManager.getByIssue(linkedIssue)?.sum { it.timeSpent } ?: 0

        // Include worklogs from subtasks

        linkedIssue.getSubTaskObjects().each { subtask ->

            totalWorklogSeconds += worklogManager.getByIssue(subtask)?.sum { it.timeSpent } ?: 0

        }

    }

    // Convert to Jira format (milliseconds)

    def totalWorklogMilliseconds = totalWorklogSeconds * 1000

    // Get the custom field "Total Time Logged"

def totalTimeLoggedField = customFieldManager.getCustomFieldObjects(epic).find { it.name == "Total Time Logged" }

    if (totalTimeLoggedField) {

        // Use IssueService to update the issue properly

        def issueInputParameters = issueService.newIssueInputParameters()

        issueInputParameters.addCustomFieldValue(totalTimeLoggedField.idAsLong, totalWorklogMilliseconds.toString())

def validationResult = issueService.validateUpdate(user, epic.id, issueInputParameters)

        if (validationResult.isValid()) {

            issueService.update(user, validationResult)

log.info("Updated Epic ${epic.key} - Total Worklog: ${totalWorklogMilliseconds / 3600000} hours")

        } else {

            log.warn("Failed to update Epic ${epic.key}: ${validationResult.errorCollection}")

        }

    } else {

        log.warn("Custom field 'Total Time Logged' not found for Epic ${epic.key}")

    }

}

return "Bulk update complete!"