import json
import traceback
import unicodedata
from datetime import datetime

import psycopg2
import config_read
from bs4 import BeautifulSoup
import requests
import sys

from classes.phoneoffer import PhoneOffer

file_path = 'outputfile.txt'
sys.stdout = open(file_path, "w")

offer_shop = "Mobitech"  # offer shop
last_updated = datetime.now().date()
is_validated = False

# Call to read the configuration file and connect to database
cinfo = config_read.get_databaseconfig("../postgresdb.config")
db_connection = psycopg2.connect(
    database=cinfo[0],
    host=cinfo[1],
    user=cinfo[2],
    password=cinfo[3]
)
cur = db_connection.cursor()

try:
    mobitech_url = "https://mobitech.mk/shop/"

    response1 = requests.get(mobitech_url)

    soup1 = BeautifulSoup(response1.content, 'html.parser')

    phones = soup1.find_all('div', {'class': 'jet-woo-products__inner-box'})

    # Mobitech phone offers that are already in database
    offers = json.loads(unicodedata.normalize('NFKD', requests.get('http://localhost:8080/phoneoffer/shop/mobitech').text))

    database_offers = []

    for offer in offers:
        phoneOffer = PhoneOffer(offer['id'], offer['offer_shop'], offer['offer_name'], offer['price'],
                                offer['ram_memory'],
                                offer['rom_memory'], offer['color'], offer['front_camera'], offer['back_camera'],
                                offer['chipset'], offer['battery'], offer['operating_system'], offer['cpu'],
                                offer['image_url'],
                                offer['offer_url'], offer['last_updated'], offer['is_validated'],
                                offer['offer_description'],
                                offer['offer_shop_code'])
        database_offers.append(phoneOffer)

    new_offers = []

    for phone in phones:
        offer_url = phone.find('h5', {'class': 'jet-woo-product-title'}).find('a').get('href')  # url
        image_url = phone.find('div', {'class': 'jet-woo-product-thumbnail'}).find('img').get('src')  # image
        brand = phone.find_next('div', {'class': 'jet-woo-product-categories'}).find('a').get_text().strip()  # brand
        offer_name = phone.find('h5', {'class': 'jet-woo-product-title'}).find('a').get_text().strip()  # offer_name
        if brand not in offer_name:
            offer_name = brand+" "+offer_name
        temp_prices = phone.find('div', {'class': 'jet-woo-product-price'}).find_all('bdi')
        price = int(float(temp_prices[len(temp_prices) - 1].get_text().replace("ден", "").replace(",", "").strip())) # price

        response2 = requests.get(offer_url)
        soup2 = BeautifulSoup(response2.content, 'html.parser')

        specifications = soup2.find_all('h2', {'class': 'elementor-heading-title elementor-size-default'})

        ram_memory = None
        rom_memory = None
        battery = None
        back_camera = None
        front_camera = None
        operating_system = None
        chipset = None
        color = None
        offer_shop_code = None
        cpu = None
        offer_description = None

        for specification in specifications:
            # rom memory
            if specification.get_text().startswith("Меморија:"):
                rom_memory = specification.get_text().split("Меморија:")[1].strip()
                if rom_memory == "Нема" or rom_memory == "/":
                    rom_memory = None

            # ram memory
            if specification.get_text().startswith("РАМ Меморија:"):
                ram_memory = specification.get_text().split("РАМ Меморија:")[1].replace('RAM', '')\
                    .replace('Ram', '').strip()
                if ram_memory == "Нема" or ram_memory == "/":
                    ram_memory = None

            # camera
            if specification.get_text().startswith("Камера:"):
                back_camera = specification.get_text().split("Камера:")[1].strip()
                if back_camera == "Нема":
                    back_camera = None

            # operating system
            if specification.get_text().startswith("Оперативен систем:"):
                operating_system = specification.get_text().split("Оперативен систем:")[1].split(",")[0].strip()
                if operating_system == "Нема":
                    operating_system = None

            # battery
            if specification.get_text().startswith("Батерија:"):
                battery = specification.get_text().split("Батерија:")[1].strip()
                if battery == "Нема":
                    battery = None

        new_offers.append(PhoneOffer(offer_shop, offer_name, price, ram_memory, rom_memory,
                                     color, front_camera, back_camera, chipset, battery, operating_system, cpu,
                                     image_url,
                                     offer_url, last_updated, is_validated, offer_description, offer_shop_code))

    for new_offer in new_offers:
        flag = False
        flag_price = False
        offer_id = None

        for old_offer in database_offers:

            if new_offer.offer_name == old_offer.offer_name:
                flag = True
                if new_offer.price != old_offer.price:
                    flag_price = True
                    offer_id = old_offer.offer_id

        if flag:
            print('ALREADY IN DATABASE')
            print(new_offer)
            # if it's already in database, check PRICE and if it's changed, change it !!!!!!
            if flag_price:
                print('PRICE CHANGED!')  # CHANGE PRICE
                print('offer id: ' + str(offer_id))
                headers = {'Content-type': 'application/json'}
                requests.put('http://localhost:8080/phoneoffer/' + str(offer_id) + '/changeprice/' + str(new_offer.price),
                             headers=headers)
        else:
            print('ADDED')  # ADD OFFER
            print(new_offer)
            headers = {'Content-type': 'application/json'}
            requests.post('http://localhost:8080/phoneoffer/addoffer',
                          headers=headers, data=json.dumps(new_offer.__dict__, default=str))

    print('------------------------------------')

    for old_offer in database_offers:
        flag = False
        for new_offer in new_offers:
            if old_offer.offer_name == new_offer.offer_name:
                flag = True

        if not flag:
            print('OFFER DELETED')
            print(old_offer)
            # DELETE OFFER
            requests.delete('http://localhost:8080/phoneoffer/deleteoffer/' + str(old_offer.offer_id))
except Exception:
    traceback.print_exc()
    insert_script = 'INSERT INTO scrapper_info (store, recieved_at, status)' \
                    ' VALUES (%s, %s, %s);'
    insert_value = (offer_shop, last_updated, 'failed')
    cur.execute(insert_script, insert_value)
    db_connection.commit()
    cur.close()
    db_connection.close()
else:
    insert_script = 'INSERT INTO scrapper_info (store, recieved_at, status)' \
                    ' VALUES (%s, %s, %s);'
    insert_value = (offer_shop, last_updated, 'success')
    cur.execute(insert_script, insert_value)
    db_connection.commit()
    cur.close()
    db_connection.close()