Picklist.java

package wrappers;

import org.openqa.selenium.By;
import org.openqa.selenium.JavascriptExecutor;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.interactions.Actions;
import org.openqa.selenium.support.ui.ExpectedConditions;
import org.openqa.selenium.support.ui.WebDriverWait;

import java.time.Duration;

public class Picklist {

    WebDriver driver;
    WebDriverWait wait;
    String label;
    String pickListPattern = "//label[text()='%s']//ancestor::lightning-picklist";

    public Picklist(WebDriver driver, String label) {
        this.driver = driver;
        this.label = label;
        wait = new WebDriverWait(driver, Duration.ofSeconds(10));
    }

    public void select(String option) {
        wait.until(ExpectedConditions.elementToBeClickable(driver.findElement(By.xpath(String.format(pickListPattern + "//button", label)))));
        driver.findElement(By.xpath(String.format(pickListPattern + "//button", label)))
                .click();
        JavascriptExecutor js = (JavascriptExecutor) driver;
        js.executeScript("arguments[0].scrollIntoView(true);", driver.findElement(By.xpath(String.format(pickListPattern + "//lightning-base-combobox-item//span[text()='%s']",
                label, option))));
        wait.until(ExpectedConditions.elementToBeClickable(driver.findElement(By.xpath(String.format(pickListPattern + "//lightning-base-combobox-item//span[text()='%s']",
                label, option)))));
        driver.findElement(By.xpath(String.format(pickListPattern + "//lightning-base-combobox-item//span[text()='%s']",
                label, option))).click();
    }

}