import time
import json
from selenium import webdriver
from selenium.webdriver.common.desired_capabilities import DesiredCapabilities
import time
import os
import urllib.parse
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.common.by import By
from selenium.webdriver.support import expected_conditions as EC
import codecs
import random
import requests
import dataset
import time
import traceback
import sys

driver=None
headers = {
        "Authorization": "Bearer " + "t35vhZtWNgvDNWHc3DJh0OKll3mcB9GvC8K2EAkBug2",
        "Content-Type": "application/x-www-form-urlencoded"
}



def send_msg(kw):
    params = {"message": "處理關鍵字: "+kw}  
    r = requests.post("https://notify-api.line.me/api/notify",headers=headers, params=params)


def empty_query(q):
    global driver
    googleurl='https://www.google.com/search?q='+urllib.parse.quote(q)
    driver.get(googleurl)
    time.sleep(3)


def process_query(qs):
    q=qs[0]
    domain=qs[1]
    global driver
    googleurl = 'https://www.google.com/search?q={}&num={}&hl={}'.format(urllib.parse.quote(q), 100,'zh-TW')
    print(googleurl)
    driver.get(googleurl)
    time.sleep(6)

    elmts=driver.find_elements_by_xpath("//div[@class='yuRUbf']/a")

    idx=1
    ranking=-1
    print(len(elmts))
#    driver.save_screenshot('c:/tmp/test.png')

    for elmt in elmts:

        href=elmt.get_attribute('href')
        txt=elmt.text
        if len(txt)>10:
            if domain in href:
                print('clicked....')
                print(href)
                print(txt)
                webdriver.ActionChains(driver).move_to_element(elmt).perform()
                webdriver.ActionChains(driver).move_to_element(elmt).click().perform()
                break


def run_once(q):
    global driver
    result=[]
    options = webdriver.ChromeOptions()
    options.add_argument('--headless')
#    options.add_argument("--user-agent=" +user_agent)
    options.add_argument("--incognito")

    driver = webdriver.Chrome(
    options=options)

    driver.delete_all_cookies()
    driver.set_window_size(1400,1000)

    print(q)
    process_query(q)
    time.sleep(3)
    driver.quit()


#lst=[{'kw':'幸福空間','domain':'hhh.com.tw','page':0}]
lst=[]
db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/seo?charset=utf8mb4')

cursor=db.query('select term,domain from selected_kw  order by rand()')

for c in cursor:
    lst.append(c)


#for c in lst:
while True:
    try:
        c=random.choice(lst)
        run_once( (c['term'],c['domain'])   )
    except:
        traceback.print_exc()
    sleepint=random.randint(320,520)
    time.sleep(sleepint)