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"""
selenium基本使用

Author：binxin
Date：2023/11/29 14:42
"""
# 导入
from selenium import webdriver

# 创建浏览器操作对象
browser = webdriver.Chrome()

# 访问网站
url = 'https://www.jd.com'
browser.get(url)

# page_source获取网页源码
content = browser.page_source
print(content)

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inputTag = driver.find_element(By.ID, "value")

inputTag = driver.find_element(By.CLASS_NAME, "value")

inputTag = driver.find_element(By.NAME, "value")

inputTag = driver.find_element(By.TAG_NAME, "value")

inputTag = driver.find_element(By.XPATH, "value")

inputTag = driver.find_element(By.CSS_SELECTOR, "value")

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"""
selenium 元素定位
Author：binxin
Date：2023/11/29 15:05
"""
from selenium import webdriver
from selenium.webdriver.common.by import By

browser = webdriver.Chrome()

url = 'https://www.baidu.com'

browser.get(url)

# 元素定位

# 根据ID找到对象
# button = browser.find_element(By.ID,'su')

# 根据标签属性的属性值获取对象
# button = browser.find_element(By.NAME, 'wd')

# 根据xpath语句获取对象
# button = browser.find_element(By.XPATH, '//input[@id="su"]')

# 根据标签名获取对象
# button = browser.find_element(By.TAG_NAME, 'input')

# 使用bs4的语法获取对象
# button = browser.find_element(By.CSS_SELECTOR, '#su')

button = browser.find_element(By.LINK_TEXT, '新闻')
print(button)

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"""
元素信息

Author：binxin
Date：2023/11/29 16:31
"""
from selenium import webdriver
from selenium.webdriver.common.by import By

browser = webdriver.Chrome()

url = 'https://www.baidu.com'
browser.get(url)

input = browser.find_element(By.ID, 'su')

# 获取标签的属性
print(input.get_attribute('class'))
# 获取标签名
print(input.tag_name)

a = browser.find_element(By.LINK_TEXT, '新闻')
# 获取元素文本
print(a.text)

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"""
selenium交互

Author：binxin
Date：2023/11/29 16:47
"""
from selenium import webdriver
from selenium.webdriver.common.by import By

browser = webdriver.Chrome()

url = 'https://www.baidu.com'

browser.get(url)

import time

time.sleep(2)

# 获取文本框对象
input = browser.find_element(By.ID, 'kw')

# 在文本框中输入周杰伦
input.send_keys('周杰伦')

time.sleep(2)

# 获取百度一下按钮
button = browser.find_element(By.ID, 'su')

# 点击按钮
button.click()

time.sleep(2)

# 滑动窗口到底部
js_bottom = 'document.documentElement.scrollTop=100000'
browser.execute_script(js_bottom)

time.sleep(2)

# 获取下一页按钮
next = browser.find_element(By.XPATH, '//a[@class="n"]')
# 点击下一页
next.click()

time.sleep(2)

# 返回上一页
browser.back()
time.sleep(2)

# 重新回到上一页
browser.forward()

time.sleep(3)

# 退出
browser.quit()

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"""
Chrome handless

Author：binxin
Date：2023/11/30 11:06
"""
from selenium import webdriver
from selenium.webdriver.chrome.options import Options


def share_browser():
    chrome_options = Options()
    chrome_options.add_argument('--headless')
    chrome_options.add_argument('--disable-gpu')

    browser = webdriver.Chrome(options=chrome_options)

    return browser


# 封装调用
browser = share_browser()
url = 'http://www.baidu.com/'
browser.get(url)
browser.save_screenshot('baidu.png')