108 lines
3.7 KiB
Python
108 lines
3.7 KiB
Python
"""Scenario 1 — SMS-OTP login with a batch of phone numbers."""
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from __future__ import annotations
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import time
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from typing import Callable
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import undetected_chromedriver as uc
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from selenium.common.exceptions import TimeoutException
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from selenium.webdriver.common.by import By
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from selenium.webdriver.support import expected_conditions as EC
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from selenium.webdriver.support.ui import WebDriverWait
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from crawler.driver import human_delay
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class OTPLoginError(Exception):
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pass
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class OTPLoginScenario:
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"""
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Drives an SMS-OTP login flow.
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The caller supplies an `otp_resolver` — a callable that receives the
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phone number and returns the OTP string. Wire it up to your SMS
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gateway / SIM-management API.
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"""
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def __init__(
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self,
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driver: uc.Chrome,
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phone: str,
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otp_resolver: Callable[[str], str],
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url: str,
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timeout: int = 30,
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) -> None:
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self.driver = driver
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self.phone = phone
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self.otp_resolver = otp_resolver
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self.url = url
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self.wait = WebDriverWait(driver, timeout)
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# ------------------------------------------------------------------
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# Override these selectors to match the target site's actual HTML.
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# ------------------------------------------------------------------
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_PHONE_FIELD_SELECTOR = (By.CSS_SELECTOR, "input[type='tel'], input[name='phone']")
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_SEND_OTP_BTN_SELECTOR = (By.CSS_SELECTOR, "button[type='submit']")
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_OTP_FIELD_SELECTOR = (By.CSS_SELECTOR, "input[name='otp'], input[autocomplete='one-time-code']")
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_CONFIRM_BTN_SELECTOR = (By.CSS_SELECTOR, "button[type='submit']")
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_SUCCESS_INDICATOR = (By.CSS_SELECTOR, "[data-testid='home'], .dashboard, #main-content")
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def run(self) -> dict[str, object]:
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"""Execute the OTP login. Returns a result dict."""
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self.driver.get(self.url)
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human_delay(1.5, 3.0)
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try:
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self._enter_phone()
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self._request_otp()
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otp = self._resolve_otp()
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self._enter_otp(otp)
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self._confirm_login()
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self._wait_for_success()
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except TimeoutException as exc:
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raise OTPLoginError(f"Timeout during OTP login for {self.phone}") from exc
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return {"phone": self.phone, "cookies": self.driver.get_cookies()}
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def _enter_phone(self) -> None:
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field = self.wait.until(EC.element_to_be_clickable(self._PHONE_FIELD_SELECTOR))
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field.clear()
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human_delay(0.3, 0.7)
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for char in self.phone:
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field.send_keys(char)
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time.sleep(0.05)
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def _request_otp(self) -> None:
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btn = self.wait.until(EC.element_to_be_clickable(self._SEND_OTP_BTN_SELECTOR))
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human_delay(0.5, 1.2)
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btn.click()
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def _resolve_otp(self) -> str:
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# Poll for the OTP from the external resolver (SMS gateway / webhook)
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for attempt in range(12):
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human_delay(5.0, 8.0)
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otp = self.otp_resolver(self.phone)
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if otp:
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return otp
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if attempt == 11:
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raise OTPLoginError(f"OTP not received for {self.phone} after 12 attempts")
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return "" # unreachable but satisfies type checker
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def _enter_otp(self, otp: str) -> None:
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field = self.wait.until(EC.element_to_be_clickable(self._OTP_FIELD_SELECTOR))
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field.clear()
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human_delay(0.3, 0.7)
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for char in otp:
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field.send_keys(char)
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time.sleep(0.08)
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def _confirm_login(self) -> None:
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btn = self.wait.until(EC.element_to_be_clickable(self._CONFIRM_BTN_SELECTOR))
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human_delay(0.5, 1.0)
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btn.click()
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def _wait_for_success(self) -> None:
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self.wait.until(EC.presence_of_element_located(self._SUCCESS_INDICATOR))
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