java使用Selenium完成boss直聘自动打招呼脚本

<!-- https://mvnrepository.com/artifact/org.seleniumhq.selenium/selenium-java -->
<dependency>
    <groupId>org.seleniumhq.selenium</groupId>
    <artifactId>selenium-java</artifactId>
    <version>3.141.59</version>
</dependency>

import org.openqa.selenium.By;
import org.openqa.selenium.Keys;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.chrome.ChromeDriver;
import org.openqa.selenium.chrome.ChromeOptions;
import org.openqa.selenium.interactions.Actions;
import java.util.List;

public class Main {
    static String msg = "您好，我有一坤年的工作经验，感觉和贵公司的岗位要求比较匹配，希望能进一步沟通下\n" +
                        "本人目前是离职状态，一周内可以到岗\n" +
                        "详情请查看我的简历，期望你的回复，谢谢您！";

    static Integer num = 0;

    public static void main(String[] args) throws Exception {
        // 谷歌驱动
        ChromeOptions options = new ChromeOptions();
        // 允许所有请求
        options.addArguments("--remote-allow-origins=*");
        WebDriver webDriver = new ChromeDriver(options);

        // 打开登录页面
        webDriver.get("https://www.zhipin.com/web/user");

        // 用户需要在这两分钟内完成登录打开岗位查询页面
        int time = 0;
        int timeOut = 1000 * 60 * 2;
        while (time < timeOut) {
            Thread.sleep(1000);
            time += 1000;
            System.out.println("程序将在" + (timeOut - time) / 1000 + "秒后开启自动沟通，请打开岗位页面");
        }

        System.out.println("自动沟通开始...");
        // 遍历10页 偷懒写死了
        for (int page = 0; page < 10; page++) {
            // 获取这一页的工作岗位数量
            int jobNum = webDriver.findElements(By.className("job-card-wrapper")).size();
            for (int i = 0; i < jobNum; i++) {
                try {
                    hi(webDriver, i);
                } catch (Exception e) {
                    System.out.println("报错了：" + e.getMessage());
                    webDriver.navigate().refresh();
                    Thread.sleep(5000);
                }
            }
            try {
                // 下一页
                webDriver.findElement(By.className("ui-icon-arrow-right")).click();
            } catch (Exception e) {
                // 刷新页面重新尝试一次
                webDriver.navigate().refresh();
                Thread.sleep(5000);
                // 下一页
                webDriver.findElement(By.className("ui-icon-arrow-right")).click();
            }

            Thread.sleep(5000);
        }
    }

    public static void hi(WebDriver webDriver, int index) throws InterruptedException {
        // 回退页面后元素会刷新，需要重新获取一遍
        List<WebElement> jobList = webDriver.findElements(By.className("job-card-wrapper"));
        for (int i = 0; i < jobList.size(); i++) {
            if (i == index) {
                try {
                    // 使用Actions类进行悬浮
                    Actions actions = new Actions(webDriver);
                    actions.moveToElement(jobList.get(i)).perform();

                    WebElement btn = jobList.get(i).findElement(By.className("start-chat-btn"));
                    if (btn.getText().equals("继续沟通")) {
                        break;
                    }
                    // 点击沟通按钮
                    btn.click();
                    num++;
                } catch (Exception e) {
                    break;
                }

                Thread.sleep(1000);
                // 打招呼的消息
                webDriver.findElement(By.className("chat-input")).sendKeys(msg);
                // 发送
                webDriver.findElement(By.className("chat-input")).sendKeys(Keys.ENTER);
                System.out.println("沟通次数：" + num);
                Thread.sleep(1000);
                // 回退
                webDriver.navigate().back();
                Thread.sleep(2000);
                break;
            }
        }
    }
}