#-*-encoding:utf-8-*-
import requests
import execjs
from copyheaders import headers_raw_to_dict
import  re
from urllib.parse import urlencode
session = requests.session()



def get_params():
    headers = headers_raw_to_dict(
        b'''
        Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
        Accept-Encoding: gzip, deflate
        Accept-Language: zh-CN,zh;q=0.9
        Cache-Control: no-cache
        Connection: keep-alive
        Cookie: api_uid=rBUECV3bmWIWMBSFxJsVAg==; _nano_fp=Xpd8npP8XqdJnqEoXC_cAsjNmv0_PfL_IbsNUlws; ua=Mozilla%2F5.0%20(Windows%20NT%2010.0%3B%20WOW64)%20AppleWebKit%2F537.36%20(KHTML%2C%20like%20Gecko)%20Chrome%2F81.0.4044.113%20Safari%2F537.36; webp=1; PDDAccessToken=CYFFW7TDAAAATBSMO3T3JGDI2WY3RT5E7LLYECN5NOBZ4ZWFN5MA113ac8e; pdd_user_id=4318316460; pdd_user_uin=XAEIKBCPSFC6Q2Q45WP4NLFNII_GEXDA; JSESSIONID=1123038327A631257B25F7AC4D220B27
        Host: m.yangkeduo.com
        Pragma: no-cache
        Upgrade-Insecure-Requests: 1
        User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.113 Safari/537.36
        '''
    )
    s = session.get( url = href, headers=headers)
    if s.status_code == 200:
        html = s .text
        html = html.replace("\\", "")

        list_id = re.search(r'list_id":"(.*?)"', html).group(1)
        flip = re.search(r'flip":"(.*?)"', html).group(1)
        return  list_id, flip

def gen_signature( href ):

    js = open("./get_anti.js", mode="r").read()

    cxt = execjs.compile(js)

    signature = cxt.call("get_anti_content", href)

    return signature

def get_index( href ):

    api_url = "http://m.yangkeduo.com/proxy/api/search?"

    list_id , flip = get_params()

    headers = headers_raw_to_dict(
        b'''
        Accept: application/json, text/plain, */*
        Accept-Encoding: gzip, deflate
        Accept-Language: zh-CN,zh;q=0.9
        AccessToken: *******************************
        Connection: keep-alive
        Cookie: api_uid=rBUECV3bmWIWMBSFxJsVAg==; _nano_fp=Xpd8npP8XqdJnqEoXC_cAsjNmv0_PfL_IbsNUlws; ua=Mozilla%2F5.0%20(Windows%20NT%2010.0%3B%20WOW64)%20AppleWebKit%2F537.36%20(KHTML%2C%20like%20Gecko)%20Chrome%2F81.0.4044.113%20Safari%2F537.36; webp=1; PDDAccessToken=CYFFW7TDAAAATBSMO3T3JGDI2WY3RT5E7LLYECN5NOBZ4ZWFN5MA113ac8e; pdd_user_id=4318316460; pdd_user_uin=XAEIKBCPSFC6Q2Q45WP4NLFNII_GEXDA; JSESSIONID=1123038327A631257B25F7AC4D220B27
        Host: m.yangkeduo.com
        Referer: http://m.yangkeduo.com/search_result.html?search_key=%E8%93%9D%E7%89%99%E8%80%B3%E6%9C%BA
        User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.113 Safari/537.36
        VerifyAuthToken:****************************
        '''
    )
    data = {
        "pdduid": "4318316460",
        "item_ver": "lzqq",
        "source": "search",
        "search_met": "",
        "list_id": list_id,
        "sort": "default",
        "filter": "",
        "q": "蓝牙耳机",
        "page": "2",
        "size": "50",
        "flip": flip,
        "anti_content":gen_signature( href )
    }
    s = session.get( url = api_url + urlencode( data ),headers=headers )
    if s.status_code == 200:

        print( s.text )


href = "http://m.yangkeduo.com/search_result.html?search_key=%E8%93%9D%E7%89%99%E8%80%B3%E6%9C%BA"

get_index(href )