{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "from bs4 import BeautifulSoup\n",
    "import requests\n",
    "import csv\n",
    "import time\n",
    "from urllib.parse import urlparse, parse_qs, urlencode, urlunparse\n",
    "\n",
    "main_url = 'http://loveread.ec/'\n",
    "base_url = 'http://loveread.ec/index_book.php?id_genre=1&p=85'\n",
    "def increment_page(url):\n",
    "    parsed_url = urlparse(url)\n",
    "    query_params = parse_qs(parsed_url.query)\n",
    "    if 'p' in query_params:\n",
    "        current_page = int(query_params['p'][0])\n",
    "        next_page = current_page + 1\n",
    "        query_params['p'] = str(next_page)\n",
    "        new_query_string = urlencode(query_params, doseq=True)\n",
    "        new_url = urlunparse(parsed_url._replace(query=new_query_string))\n",
    "        return new_url\n",
    "    else:\n",
    "        return url  # если параметр p не найден, возвращаем исходный URL\n",
    "    \n",
    "def parcing(num_books, output_csv='books.csv'):\n",
    "    count = 0\n",
    "    current_url = base_url\n",
    "    headers = {\n",
    "        \"Accept\": \"image/avif,image/webp,image/png,image/svg+xml,image/*;q=0.8,*/*;q=0.5\",\n",
    "        \"User-Agent\": \"Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:128.0) Gecko/20100101 Firefox/128.0\"\n",
    "    }\n",
    "    # Открываем CSV-файл для записи\n",
    "    with open(output_csv, mode='w', newline='', encoding='utf-8') as file:\n",
    "        writer = csv.writer(file)\n",
    "        writer.writerow(['page_url', 'image_url', 'author', 'title', 'annotation'])\n",
    "        while count < num_books:\n",
    "        #    print(f'Fetching URL: {current_url}')\n",
    "            response = requests.get(current_url, headers=headers)\n",
    "            soup = BeautifulSoup(response.text, 'lxml')\n",
    "            # Найдем все блоки с книгами\n",
    "            book_blocks = soup.find_all('tr', class_='td_center_color')\n",
    "            for i in range(0, len(book_blocks), 2):\n",
    "                if count >= num_books:\n",
    "                    break\n",
    "                book_info_block = book_blocks[i]\n",
    "                book_annotation_block = book_blocks[i + 1]\n",
    "                title_tag = book_info_block.find('a', title=True)\n",
    "              #  if not title_tag:\n",
    "              #      continue\n",
    "                title = title_tag['title']\n",
    "               # print(title)\n",
    "                author_tag = book_info_block.find('a', href=lambda x: x and 'biography-author' in x)\n",
    "              #  if not author_tag:\n",
    "              #      continue\n",
    "                author = author_tag.text.strip()\n",
    "               # print(author)\n",
    "                annotation = book_annotation_block.find('p').text.strip()\n",
    "               # print(annotation)\n",
    "                image_tag = book_info_block.find('img', class_='margin-right_8')\n",
    "              #  if not image_tag:\n",
    "               #     continue\n",
    "                image_url = main_url + image_tag['src']\n",
    "               # print(image_url)\n",
    "               # if not book_url_tag:\n",
    "                #    continue\n",
    "                book_url_tag = book_info_block.find('a', href=lambda x: x and 'view_global.php?' in x)['href']\n",
    "             #   print(book_url_tag)\n",
    "                page_url = main_url + book_url_tag\n",
    "             #   print(page_url)\n",
    "                # Записываем данные в CSV-файл\n",
    "                writer.writerow([page_url, image_url, author, title, annotation])\n",
    "                count += 1\n",
    "                # Каждые 10 книг делаем паузу на 10 секунд\n",
    "                if count % 10 == 0:\n",
    "                    time.sleep(10)\n",
    "                    print(f'Парсинг в процессе, спарсил {count} книг')\n",
    "            # Получаем URL следующей страницы\n",
    "            current_url = increment_page(current_url)\n",
    "          #  print(f'Next URL: {current_url}')\n",
    "        print('Парсинг окончен')\n",
    "        \n",
    "parcing(1000, 'books_1000.csv')\n"
   ]
  }
 ],
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