ExtentTest class throws null pointer error - selenium

Question

Scope(This is what i want to do): Hey looking for to attached screenshot in my extent report file.
Problem: so now i have used the ExtentTest class in BaseClass file. but when i run my testsuit from testNG.xml file, it give me an below error.
java.lang.NullPointerException: Cannot invoke "org.testng.ITestResult.getStatus()" because "com.example.PageClass.BaseClass.result" is null
Here is my Code in BaseClass.
package com.example.PageClass;
import com.example.Utils.Utilities;
import com.relevantcodes.extentreports.ExtentReports;
import com.relevantcodes.extentreports.ExtentTest;
import com.relevantcodes.extentreports.LogStatus;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.chrome.ChromeDriver;
import org.openqa.selenium.firefox.FirefoxDriver;
import org.openqa.selenium.support.PageFactory;
import org.testng.ITestResult;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.time.Duration;
import java.util.Properties;
public class BaseClass {
public static WebDriver driver;
public static Properties prop;
public static LoginPage loginPage;
public static ExtentTest extentTest;
public static ITestResult result;
public static void properties() {
try {
FileInputStream fis = new FileInputStream("src/main/resources/generic.properties");
prop = new Properties();
prop.load(fis);
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
public static void setDriver() {
properties();
if (prop.getProperty("browser").contains("chrome")) {
System.setProperty("webdriver.chrome.driver", prop.getProperty("driverPath"));
driver = new ChromeDriver();
} else {
// FirefoxDriverManager.firefoxdriver().setup();
// driver = new FirefoxDriver();
}
driver.get(prop.getProperty("url"));
driver.manage().timeouts().implicitlyWait(Duration.ofSeconds(60));
driver.manage().window().maximize();
loginPage = PageFactory.initElements(driver, LoginPage.class);
}
public static void closeDriver() throws IOException {
if (result.getStatus() == ITestResult.FAILURE) {
extentTest.log(LogStatus.FAIL, "TEST CASE FAILED IS " + result.getName()); //to add name in extent report
extentTest.log(LogStatus.FAIL, "TEST CASE FAILED IS " + result.getThrowable()); //to add error/exception in extent report
String screenshotPath = null;
try {
screenshotPath = Utilities.getUtilities().getScreenshot(driver, "firstScreenShot");
} catch (IOException e) {
throw new RuntimeException(e);
}
extentTest.log(LogStatus.FAIL, extentTest.addScreenCapture(screenshotPath)); //to add screenshot in extent report
extentTest.log(LogStatus.PASS, extentTest.addScreenCapture(screenshotPath)); //to add screenshot in extent report
}
driver.quit();
}
}
code inside StepsDef file:
package com.example.StepDefinitions;
import com.example.PageClass.BaseClass;
import com.example.Utils.Utilities;
import com.relevantcodes.extentreports.ExtentTest;
import com.relevantcodes.extentreports.LogStatus;
import io.cucumber.java.After;
import io.cucumber.java.Before;
import io.cucumber.java.en.And;
import io.cucumber.java.en.Then;
import io.cucumber.java.en.When;
import org.testng.ITestListener;
import org.testng.ITestResult;
import org.testng.annotations.*;
import java.io.IOException;
public class LoginStepDefs extends BaseClass implements ITestListener {
#Before
public void setup(){
setDriver();
}
#After
public void teardown() throws IOException {
closeDriver();
}
#Then("I go to OrangeHRM Home page.")
public void iGoToOrangeHomePage() {
try {
loginPage.getOrangeHRMHome();
} catch (Exception e) {
System.out.println("Username not sent.");
}
}
#When("I enter {string} username and {string} password.")
public void iEnterUsernameAndPassword(String arg0, String arg1) {
try {
loginPage.systemLogin(arg0,arg1);
} catch (Exception e) {
System.out.println("Username not sent.");
}
}
#When("I enter username and password.")
public void iEnterUsernameAndPassword() {
try {
loginPage.systemLogin("Admin","admin123");
} catch (Exception e) {
System.out.println("Username not sent.");
}
}
#And("I navigate to PIM tab and click on add employee.")
public void iNavigateToPIMTabAndClickOnAddEmployee() {
try {
loginPage.clickOnPIM().clickOnAddEmployee();
} catch (Exception e) {
System.out.println("Username not navigate to add employee tab.");
}
}
#And("I enter employee details and save it.")
public void iEnterEmployeeDetailsAndSaveIt() {
try {
loginPage.enterFirstNameAndLastName().fileUpload().checkBoxCreateLoginDetail().enterLoginDetail().verifySuccessMessage().verifySuccessMessageForAdd();
} catch (Exception e) {
System.out.println("Username not navigate to add employee tab.");
}
}
My Folder Structure:
Can Anyone please help me out in this?