Create Issues Based on Form Field Values

import com.atlassian.jira.component.ComponentAccessor
import com.atlassian.jira.issue.IssueManager
import com.atlassian.jira.issue.Issue
import com.atlassian.jira.issue.MutableIssue
import com.atlassian.jira.bc.issue.properties.IssuePropertyService
import com.atlassian.jira.event.type.EventDispatchOption
import com.atlassian.jira.user.ApplicationUser
import com.atlassian.jira.entity.property.EntityPropertyService
import org.apache.commons.lang3.StringUtils

////If used in a transition, comment next line:
Issue issue = ComponentAccessor.getIssueManager().getIssueObject("ISSUE-1")
String formName = "Form Name"
String fieldName = "Issue Creation Dropdown Field"
ApplicationUser loggedInUser = ComponentAccessor.jiraAuthenticationContext.getLoggedInUser()
IssuePropertyService issuePropertyService = ComponentAccessor.getComponentOfType(IssuePropertyService.class)
IssueManager issueManager = ComponentAccessor.getIssueManager()
def issueService = ComponentAccessor.issueService
def constantsManager = ComponentAccessor.constantsManager

Closure createIssue = { String projectKey, String summary, String priorityName, String issueTypeName ->
  def project = ComponentAccessor.projectManager.getProjectObjByKey(projectKey)
  def issueType = constantsManager.allIssueTypeObjects.findByName(issueTypeName)
  def priority = constantsManager.priorities.findByName(priorityName)

  def issueInputParameters = issueService.newIssueInputParameters().with {
      setProjectId(project.id)
      setIssueTypeId(issueType.id)
      setReporterId(loggedInUser.getUsername())
      setSummary(summary)
      setPriorityId(priority.id)
  }

 	def validationResult = issueService.validateCreate(loggedInUser, issueInputParameters)
    if(validationResult.isValid()){
        def issueResult = issueService.create(loggedInUser, validationResult)
    } else {
        log.error("Error while creating issue from ProForma Form: " + validationResult.errorCollection)
    }
}

Closure<Long> getFormId = { def property, String name ->
	def slurper = new groovy.json.JsonSlurper()
    def parsedJson = slurper.parseText(property.value)
    String id
    parsedJson.forms.each(){ form ->
        if(form.name.equals(name)){
            id = form.id.toString()
            return
        }
    }
    if(id){
        return Long.valueOf(id)
    }
}

Closure<String> getFieldId = { def property, String field ->
    def slurper = new groovy.json.JsonSlurper()
    def parsedJson = slurper.parseText(property.value)
    for (def question : parsedJson.design.questions){
        if(field.equals(question.value.label)){
            return question.key
        }
    }
}

Closure getCheckboxFieldValues = { def property, String field ->
    def slurper = new groovy.json.JsonSlurper()
    def parsedJson = slurper.parseText(property.value)
    for (def answer : parsedJson.state.answers){
        String fieldId = getFieldId(property, field)
        if(fieldId.equals(answer.key)){
            return answer.value.choices
        }
    }
}

Closure getCheckboxFieldInfo = { def property, String field ->
	def slurper = new groovy.json.JsonSlurper()
    def parsedJson = slurper.parseText(property.value)
    for (def question : parsedJson.design.questions){
       	if(field.equals(question.value.label)){
            return question.value.choices
        }
    }
}

def allProperties = issuePropertyService.getProperties(loggedInUser, issue.id)
def formId
for(def property : allProperties){
    if(property.key.equals("proforma.forms")){
   		formId = getFormId(property, formName)
    }
}

for(def property : allProperties){
    if(property.key.equals("proforma.forms" + ".i" + formId)){
          def choiceValues = getCheckboxFieldValues(property, fieldName)
          def fieldInfo = getCheckboxFieldInfo(property, fieldName)
          for (def info : fieldInfo){
              if(info.label.equals("Story") && choiceValues.contains(info.id)){
                    createIssue("PS", "Summary for Story", "Medium", "Change")
                } else if(info.label.equals("Problem") && choiceValues.contains(info.id)){
                    createIssue("PS", "Summary for Problem", "Medium", "Problem")
                } else if(info.label.equals("Task") && choiceValues.contains(info.id)){
                    createIssue("PS", "Summary for Task", "Medium", "Task")
                }
          }
    }
}