"""
湖南大學(xué)疫情防控每日自動(dòng)打卡程序v1.0
author: Liu
time：2021/3/16
"""


from selenium import webdriver
from selenium.webdriver.chrome.options import Options
from PIL import Image
from bs4 import BeautifulSoup
import requests
from aip import AipOcr
import time
from datetime import datetime
import re



class DailyAttend(object):


  def __init__(self, browser, stu_id, passwd, t, address, tmp_yesterday, tmp_today):

    self.browser = browser
    self.stu_id = stu_id
    self.passwd = passwd
    self.t = t
    self.address = address
    self.tmp_yesterday = tmp_yesterday
    self.tmp_today = tmp_today
    self.img_path = "captcha.png"


  def get_captcha_img(self):
    url = "https://fangkong.hnu.edu.cn/app/#/login?redirect=%2Fhome"
    self.browser.get(url)
    self.browser.find_element_by_class_name("vcdoe-tips").click() # 模擬點(diǎn)擊使驗(yàn)證碼加載出來(lái)
    time.sleep(2)
    webpage = self.browser.page_source
    soup = BeautifulSoup(webpage, features="html.parser")
    div = soup.find("div", attrs={"class": "login-content"})
    src = div.find_all("img")[2].attrs["src"] # 從html中解析出圖片鏈接
    r = requests.get(src)
    if r.status_code == 200:
      open(self.img_path, "wb").write(r.content)
    else:
      print("網(wǎng)絡(luò)不佳，無(wú)法加載驗(yàn)證碼圖片")


  def recog_captcha_img(self):

    img = Image.open(self.img_path)
    img = img.convert('L') # P模式轉(zhuǎn)換為L(zhǎng)模式(灰度模式默認(rèn)閾值127)
    count = 165 # 設(shè)定閾值
    table = []
    for i in range(256):
      if i < count:
        table.append(0)
      else:
        table.append(1)

    img = img.point(table, '1')
    img.save(self.img_path) # 保存處理后的驗(yàn)證碼

    ## 調(diào)用百度ocr
    # 識(shí)別碼
    APP_ID = "23779944"
    API_KEY = "FPgsSXsuqXk3twpqVHmNNK6g"
    SECRET_KEY = "nG08oGzErk8CdMvDAynAiGdzfBjHr3NO"
    # 初始化對(duì)象
    client = AipOcr(APP_ID, API_KEY, SECRET_KEY)

    # 讀取圖片
    def get_file_content(file_path):
      with open(file_path, 'rb') as f:
        return f.read()

    image = get_file_content(self.img_path)
    # 定義參數(shù)變量
    options = {'language_type': 'ENG', } # 識(shí)別語(yǔ)言類型，默認(rèn)為'CHN_ENG'中英文混合
    # 調(diào)用通用文字識(shí)別
    result = client.basicGeneral(image, options) # 高精度接口 basicAccurate
    for word in result['words_result']:
      self.captcha = (word['words'])



  def login(self):

    ## 登錄
    while True:
      self.browser.find_element_by_css_selector("[type=text]").send_keys(self.stu_id)
      self.browser.find_element_by_css_selector("[type=password]").send_keys(self.passwd)
      self.browser.find_element_by_css_selector("[type=number]").send_keys(self.captcha)
      self.browser.find_element_by_tag_name("button").click()
      time.sleep(2)
      page = self.browser.page_source
      html = BeautifulSoup(page, features="html.parser")
      err_message = html.find("p", attrs={"class": "el-message__content"})
      if err_message.text == "登錄成功":
        print("登錄成功！")
        break
      elif err_message.text == "賬號(hào)或密碼錯(cuò)誤":
        print("賬號(hào)或密碼錯(cuò)誤！請(qǐng)重新輸入！")
        self.stu_id = input("請(qǐng)輸入學(xué)號(hào)：")
        self.passwd = input("請(qǐng)輸入密碼：")
        continue
      else:
        self.get_captcha_img()
        self.recog_captcha_img()
        continue


  def attend(self):
    success_messages = self.browser.find_elements_by_css_selector('p[class=el-message__content]')
    success_messages = [message.text for message in success_messages]
    if "今日已打卡" in success_messages:
      print("今日已打卡！")
      time.sleep(60)
    else:
      ## 選擇打卡定位
      self.browser.find_elements_by_xpath('//div/span[text()="正在獲取定位..."]')[1].click()
      time.sleep(1)
      for i in range(17):
        self.browser.find_elements_by_xpath('//ul/li')[i + 1].click()
      time.sleep(1)
      self.browser.find_element_by_xpath('//ul/li[text()="岳麓區(qū)"]').click()
      time.sleep(1)
      self.browser.find_element_by_xpath('//div/button[text()="確認(rèn)"]').click()
      time.sleep(1)

      ## 輸入相關(guān)打卡信息并點(diǎn)擊打卡按鈕
      self.browser.find_elements_by_css_selector('input[placeholder="街道門牌、樓層房間號(hào)等信息"]')[1].send_keys(self.address)
      temp = self.browser.find_elements_by_css_selector("input[placeholder=請(qǐng)輸入]")
      temp[0].send_keys(self.tmp_yesterday)
      temp[1].send_keys(self.tmp_today)
      self.browser.find_elements_by_css_selector(
        'button[class="btnDaka van-button van-button--info van-button--normal van-button--block"]')[1].click()
      today = datetime.now().strftime("%Y-%m-%d")
      print(today + "打卡成功！")
      time.sleep(60)




if __name__ == "__main__":

  ## 歡迎界面
  print("=" * 100)
  print("打卡小程序")
  print("歡迎你湖南大學(xué)的朋友！開(kāi)始使用吧！")
  print("=" * 100)

  ## 用戶輸入
  while True:
    t = input("請(qǐng)輸入你的每日打卡時(shí)間（24小時(shí)制, 例如：00:10）：")
    if re.search('^(([0-1][0-9])|(2[1-3])):[0-5][0-9]$', t) == None:
      print("你輸入的時(shí)間格式有誤，請(qǐng)重新輸入！")
      continue
    stu_id = input("請(qǐng)輸入你的學(xué)號(hào)：")
    passwd = input("請(qǐng)輸入個(gè)人門戶密碼：")
    address = input("請(qǐng)輸入你的打卡詳細(xì)地址(例如：湖南大學(xué)北校區(qū)1舍)：")
    tmp_yesterday = input("請(qǐng)輸入你的昨日體溫：")
    tmp_today = input("請(qǐng)輸入你的今日體溫：")
    print("=" * 100)
    if input("請(qǐng)檢查你的輸入是否無(wú)誤，若有誤則輸入y并重新輸入，若無(wú)誤則輸入n：") == "n":
      print("=" * 100)
      break

  user_info = {
    't': t,
    'stu_id': stu_id,
    'passwd': passwd,
    'address': address,
    'tmp_yesterday': tmp_yesterday,
    'tmp_today': tmp_today
  }

  ## 瀏覽器設(shè)置
  chrome_options = Options()
  chrome_options.add_argument("--headless")
  chrome_options.add_argument("--disable-gpu")
  chrome_options.add_experimental_option('excludeSwitches', ['enable-logging'])
  browser = webdriver.Chrome(executable_path="chromedriver.exe", options=chrome_options)

  ## 打卡
  app = DailyAttend(browser, **user_info) # 實(shí)例化打卡器
  print("正在等待打卡時(shí)間到來(lái)...")
  while True:
    if datetime.now().strftime("%H:%M") == t:
      app.get_captcha_img()
      app.recog_captcha_img()
      app.login()
      app.attend()
    else:
      time.sleep(10)