Files
common/src/common/utils/selenium.py

78 lines
3.0 KiB
Python

import random
import string
import typing
from selenium.webdriver.remote.webdriver import WebDriver
from selenium.webdriver.remote.webelement import WebElement
from selenium.webdriver.common.by import By
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.support.wait import WebDriverWait
from selenium.common.exceptions import StaleElementReferenceException, TimeoutException
driver: WebDriver|None = None
attempts, timeout, interval, identity = int(), float(), float(), None
def until(condition: typing.Callable[[WebDriver], bool], watch=True):
try:
WebDriverWait(driver, timeout).until(condition)
except (TimeoutException, StaleElementReferenceException):
pass
if watch: WebDriverWait(driver, timeout).until_not(condition)
def sleep(seconds: float):
from common.jsonrpc2.server import connection
assert connection is not None and connection.closed is None
try: WebDriverWait(driver, seconds, seconds).until(lambda _: False)
except: pass
def locate(selector: str, wait=True, condition=True) -> WebElement:
while True:
try:
locator = (By.CSS_SELECTOR, selector)
if not wait: return driver.find_element(*locator)
presence = EC.presence_of_element_located(locator)
element = WebDriverWait(driver, timeout).until(presence, 'Timeout')
driver.execute_script("arguments[0].scrollIntoView({ block: 'center', inline: 'nearest' });", element)
if condition is not None and condition != False:
predicate = condition if callable(condition) else EC.visibility_of_element_located
element = WebDriverWait(driver, timeout).until(predicate(locator), 'Timeout')
return element
except StaleElementReferenceException:
pass
def click(selector: str|WebElement, wait=True, condition=False):
predicate = None if condition is None else condition or EC.element_to_be_clickable
error = False
element = locate(selector, wait, predicate) if isinstance(selector, str) else selector
counter = lambda: int(element.get_attribute(identity) or 0)
value = counter()
driver.execute_script("arguments[0].addEventListener('click', () => arguments[0].setAttribute(arguments[1], arguments[2] + 1));", element, identity, value)
for _ in range(attempts):
try:
if not error: element.click()
else: driver.execute_script("arguments[0].click();", element)
except StaleElementReferenceException:
break
except:
error = True
continue
try:
WebDriverWait(driver, interval).until(lambda _: counter() > value)
break
except TimeoutException: continue
except: break
def setup(a: WebDriver, b: int, c: float, d: float):
global identity, driver, attempts, timeout, interval
identity = ''.join(random.choices(string.ascii_uppercase + string.digits, k=8))
driver = a
attempts = b
timeout = c
interval = d