// This script reads all data from a Grid custom field with default
// configuration named "API Sample" in issue TEST-1

import com.atlassian.jira.component.ComponentAccessor
import com.atlassian.jira.issue.CustomFieldManager
import com.atlassian.jira.issue.Issue
import com.atlassian.jira.issue.IssueManager
import com.atlassian.jira.issue.fields.CustomField
import com.atlassian.plugin.PluginAccessor
import com.atlassian.jira.user.ApplicationUser

// Get issue id
IssueManager issueManager = ComponentAccessor.getOSGiComponentInstanceOfType(IssueManager.class)
Issue issue = issueManager.getIssueObject("TEST-1")
Long issueId = issue.getId()

// Get TGNG custom field id
CustomFieldManager customFieldManager = ComponentAccessor.getOSGiComponentInstanceOfType(CustomFieldManager.class)
CustomField tgngCustomField = customFieldManager.getCustomFieldObjectsByName("API Sample").get(0)
Long tgngCustomFieldId = tgngCustomField.getIdAsLong()

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

// Get GridService
PluginAccessor pluginAccessor = ComponentAccessor.getPluginAccessor()
Class apiServiceClass = pluginAccessor.getClassLoader().findClass("com.idalko.tgng.jira.server.api.GridService")
def gridService = ComponentAccessor.getOSGiComponentInstanceOfType(apiServiceClass)

// Read field data
def fieldData = gridService.readFieldData(issueId, tgngCustomFieldId, user, null)
def gridRows = fieldData.getRows()

StringBuilder result = new StringBuilder()
for (row in gridRows) {
    def columns = row.getColumns()
    result.append("Order: ${columns.get("jseq")}, ")
    result.append("Summary: ${columns.get("jsummary")}, ")
    def assignee = columns.get("jassignee")
    result.append("Assignee: ${assignee == null ? "null" : assignee.get("username")}, ")
    result.append("Status: ${columns.get("jstatus")};<br>")
}

return result

// This script adds two rows to Grid custom field with default configuration
// named "API Sample" in issue TEST-1

import com.atlassian.jira.component.ComponentAccessor
import com.atlassian.jira.issue.CustomFieldManager
import com.atlassian.jira.issue.Issue
import com.atlassian.jira.issue.IssueManager
import com.atlassian.jira.issue.fields.CustomField
import com.atlassian.plugin.PluginAccessor
import com.atlassian.jira.user.ApplicationUser

// Get issue id
IssueManager issueManager = ComponentAccessor.getOSGiComponentInstanceOfType(IssueManager.class)
Issue issue = issueManager.getIssueObject("TEST-1")
Long issueId = issue.getId()

// Get TGNG custom field id
CustomFieldManager customFieldManager = ComponentAccessor.getOSGiComponentInstanceOfType(CustomFieldManager.class)
CustomField tgngCustomField = customFieldManager.getCustomFieldObjectsByName("API Sample").get(0)
Long tgngCustomFieldId = tgngCustomField.getIdAsLong()

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

// Get GridService
PluginAccessor pluginAccessor = ComponentAccessor.getPluginAccessor()
Class apiServiceClass = pluginAccessor.getClassLoader().findClass("com.idalko.tgng.jira.server.api.GridService")
def gridService = ComponentAccessor.getOSGiComponentInstanceOfType(apiServiceClass)

// Add a row
// Only "key" is required for userlist columns
gridService.addRows(issueId, tgngCustomFieldId, user, [
    ["jsummary": "Buy groceries", "jassignee": ["key": user.getKey()], "jstatus": "Open"],
    ["jsummary": "Plan vacation", "jassignee": ["key": user.getKey()], "jstatus": "In Progress"]
])

// This script moves all rows assigned to a current user in status "In Review"
// to status "Closed" in a Grid custom field with default configuration named
// "API Sample" in issue TEST-1

import com.atlassian.jira.component.ComponentAccessor
import com.atlassian.jira.issue.CustomFieldManager
import com.atlassian.jira.issue.Issue
import com.atlassian.jira.issue.IssueManager
import com.atlassian.jira.issue.fields.CustomField
import com.atlassian.plugin.PluginAccessor
import com.atlassian.jira.user.ApplicationUser

// Get issue id
IssueManager issueManager = ComponentAccessor.getOSGiComponentInstanceOfType(IssueManager.class)
Issue issue = issueManager.getIssueObject("TEST-1")
Long issueId = issue.getId()

// Get TGNG custom field id
CustomFieldManager customFieldManager = ComponentAccessor.getOSGiComponentInstanceOfType(CustomFieldManager.class)
CustomField tgngCustomField = customFieldManager.getCustomFieldObjectsByName("API Sample").get(0)
Long tgngCustomFieldId = tgngCustomField.getIdAsLong()

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

// Get GridService
PluginAccessor pluginAccessor = ComponentAccessor.getPluginAccessor()
Class apiServiceClass = pluginAccessor.getClassLoader().findClass("com.idalko.tgng.jira.server.api.GridService")
def gridService = ComponentAccessor.getOSGiComponentInstanceOfType(apiServiceClass)

// Get GridRow class
Class gridRowClass = pluginAccessor.getClassLoader().findClass("com.idalko.tgng.jira.server.api.GridRow")

// Read field data
def fieldData = gridService.readFieldData(issueId, tgngCustomFieldId, user, null)
def gridRows = fieldData.getRows()

// Update rows
def updates = new ArrayList()
for (row in gridRows) {
    def columns = row.getColumns()
    def assignee = columns.get("jassignee")
    if (assignee != null && assignee.get("key") == user.getKey() && columns.get("jstatus") == "In Review") {
        def update = gridRowClass.newInstance()
        update.setRowId(row.getRowId())
        // We need to specify only the columns which are being updated
        update.setColumns(["jstatus": "Closed"])
        updates.add(update)
    }
}

gridService.updateRows(issueId, tgngCustomFieldId, user, updates)

// This script deletes all rows assigned to a current user in status "Closed" in
// a Grid custom field with default configuration named "API Sample" in issue TEST-1

import com.atlassian.jira.component.ComponentAccessor
import com.atlassian.jira.issue.CustomFieldManager
import com.atlassian.jira.issue.Issue
import com.atlassian.jira.issue.IssueManager
import com.atlassian.jira.issue.fields.CustomField
import com.atlassian.plugin.PluginAccessor
import com.atlassian.jira.user.ApplicationUser

// Get issue id
IssueManager issueManager = ComponentAccessor.getOSGiComponentInstanceOfType(IssueManager.class)
Issue issue = issueManager.getIssueObject("TEST-1")
Long issueId = issue.getId()

// Get TGNG custom field id
CustomFieldManager customFieldManager = ComponentAccessor.getOSGiComponentInstanceOfType(CustomFieldManager.class)
CustomField tgngCustomField = customFieldManager.getCustomFieldObjectsByName("API Sample").get(0)
Long tgngCustomFieldId = tgngCustomField.getIdAsLong()

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

// Get GridService
PluginAccessor pluginAccessor = ComponentAccessor.getPluginAccessor()
Class apiServiceClass = pluginAccessor.getClassLoader().findClass("com.idalko.tgng.jira.server.api.GridService")
def gridService = ComponentAccessor.getOSGiComponentInstanceOfType(apiServiceClass)

// Read field data
def fieldData = gridService.readFieldData(issueId, tgngCustomFieldId, user, null)
def gridRows = fieldData.getRows()

// Ids of rows to delete
def toDelete = new ArrayList()
for (row in gridRows) {
    def columns = row.getColumns()
    def assignee = columns.get("jassignee")
    if (assignee != null && assignee.get("key") == user.getKey() && columns.get("jstatus") == "Closed") {
        toDelete.add(row.getRowId())
    }
}

gridService.deleteRows(issueId, tgngCustomFieldId, user, toDelete)

// This script checks that Grid custom field named "API Sample" contains at least one row.
// Can be used only as scripted validator of issue transition. Cannot be run from the Script Console.

import com.atlassian.jira.component.ComponentAccessor
import com.atlassian.jira.issue.CustomFieldManager
import com.atlassian.jira.issue.fields.CustomField
import com.atlassian.jira.user.ApplicationUser
import com.onresolve.scriptrunner.runner.customisers.WithPlugin
import com.opensymphony.workflow.InvalidInputException
@WithPlugin("tge.cloud")
import com.idalko.tgng.jira.server.api.GridFieldData
import com.idalko.tgng.jira.server.api.GridService

// Get TGNG custom field id
String tgngCustomFieldName = "API Sample"
CustomFieldManager customFieldManager = ComponentAccessor.getCustomFieldManager()
CustomField tgngCustomField = customFieldManager.getCustomFieldObjectsByName(tgngCustomFieldName).iterator().next()
Long tgngCustomFieldId = tgngCustomField.getIdAsLong()

// Get user
ApplicationUser user = ComponentAccessor.getJiraAuthenticationContext().getLoggedInUser()

// Get GridService
GridService gridService = ComponentAccessor.getOSGiComponentInstanceOfType(GridService)
 
// Read field data
GridFieldData fieldData = gridService.readFieldDataInEditMode(issue, tgngCustomFieldId, user)
 
// Check if the grid is empty
if (fieldData.rows.size() == 0) {
    // Throw an exception with the field id and an error message for TGNG field
    // it will prevent transition with the noted error, user will stay on the transition screen.
    throw new InvalidInputException(tgngCustomField.id, "Add at least one record to grid to proceed")
}