import pandas as pd
import re

from selenium import webdriver
from bs4 import BeautifulSoup
from selenium.webdriver.common.by import By
from selenium.webdriver.support.wait import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC

import sys
import time

import json
from zlsrc.util.etl import  est_meta, est_html, add_info


def f1(driver, num):
    locator = (By.XPATH, "//ul[@class='is-listnews']/li//a")
    WebDriverWait(driver, 10).until(EC.presence_of_element_located(locator))
    # url=driver.current_url
    cnum = int(re.findall("page=([0-9]{1,})", driver.current_url)[0])
    if num != cnum:
        val = driver.find_element_by_xpath("//ul[@class='is-listnews']/li[1]//a").text.strip()
        url = re.sub("(?<=page=)[0-9]{1,}", str(num), driver.current_url)
        driver.get(url)
        locator = (By.XPATH, "//ul[@class='is-listnews']/li[1]//a[not(contains(string(),'%s'))]" % val)
        WebDriverWait(driver, 10).until(EC.presence_of_element_located(locator))

    page = driver.page_source

    soup = BeautifulSoup(page, "html.parser")

    ul = soup.find("ul", class_='is-listnews')
    # ul=div.find("ul")

    lis = ul.find_all("li")

    data = []

    for li in lis:
        a = li.find("a")
        ggstart_time = li.find("span").text.strip()

        # name=re.sub("\[.*\]","",name)
        tmp = [a.text.strip(), ggstart_time, "http://www.mengzhou.gov.cn" + a["href"]]
        data.append(tmp)
    df = pd.DataFrame(data=data)
    df["info"] = None
    return df


def f2(driver):
    try:
        locator = (By.CLASS_NAME, "show_page")
        WebDriverWait(driver, 10).until(EC.presence_of_element_located(locator))

        href = driver.find_element_by_xpath("//div[@class='show_page']//a[contains(string(),'尾页')]").get_attribute('href')

        total = re.findall("page=([0-9]{1,})", href)[0]
        total = int(total)
    except:
        total = 1
    driver.quit()
    return total


def f3(driver, url):
    driver.get(url)
    locator = (By.XPATH, "//div[@id='zoom'][string-length()>60]|//div[@id='zoom']")
    WebDriverWait(driver, 20).until(EC.presence_of_all_elements_located(locator))

    before = len(driver.page_source)
    time.sleep(0.1)
    after = len(driver.page_source)
    i = 0
    while before != after:
        before = len(driver.page_source)
        time.sleep(0.1)
        after = len(driver.page_source)
        i += 1
        if i > 5: break

    page = driver.page_source

    soup = BeautifulSoup(page, 'html.parser')

    div = soup.find('div', class_='is-contentbox')

    return div


data = [
    ["normal_jqita_gqita_gg", "http://www.mengzhou.gov.cn/zwgk/ShowClass.asp?ClassID=6&page=1", ["name", "ggstart_time", "href", "info"], f1, f2],

]


def work(conp, **args):
    est_meta(conp, data=data, diqu="河南省孟州市", **args)
    est_html(conp, f=f3, **args)


if __name__ == "__main__":
    work(conp=["postgres", "since2015", "127.0.0.1", "henan", "mengzhou"])