#!/usr/bin/env python3
# -*- coding: utf-8 -*-
""" Author:                     Hendrik Schutter, mail@hendrikschutter.com
    Date of creation:           2022/05/31
    Date of last modification:  2022/05/31
"""

from bs4 import BeautifulSoup
import datetime
from tinydb import TinyDB, Query
import urllib3
import sys
import helper

urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)

def make_soup(url):
    user_agent = {'user-agent': helper.get_random_user_agent()}
    #print(user_agent)
    http = urllib3.PoolManager(10, headers=user_agent)
    r = http.request("GET", url)
    return BeautifulSoup(r.data,'lxml')

def search_listing(search_term, db, max_pages):
    #sort by newest listing
    #display page 1 (first)
    #EU only
    #60 listings in one result page
    #No auction
    
    page_counter = 1
    last_result_page = False
    
    while not last_result_page:
        result_page_added = 0
        url = 'https://www.ebay.de/sch/i.html?_from=R40&_nkw=' + search_term.replace(" ", "+") + '&_sop=10&LH_PrefLoc=3&LH_BIN=1&_pgn=' + str(page_counter)

        #print ("Web Page: ", url)

        soup = make_soup(url)
        results = soup.find_all("li", class_="s-item s-item__pl-on-bottom s-item--watch-at-corner")

        for result in results:
            try:
                rec = {
                    'epid': result.div.div.div.a['href'].split("?", 1)[0],
                }
                #check if listing is allready stored
                if not db.search(Query().epid == rec["epid"]):
                    result_page_added += 1
                    db.insert(rec)

            except (AttributeError, KeyError) as ex:
                pass
        if (result_page_added == 0) or (page_counter == max_pages): 
            last_result_page = True
        page_counter += 1

if __name__ == "__main__":
    search_db = TinyDB("search_db.json")
    search_listing("mainboard power pc", search_db, max_pages = 4)
    print(len(search_db.all()))