import re
import requests

headers = {
    'authority': 'api.bilibili.com',
    'accept': 'application/json, text/plain, */*',
    'accept-language': 'zh-CN,zh;q=0.9,en;q=0.8,en-GB;q=0.7,en-US;q=0.6',
    'cookie': 'b_nut=1659613422; buvid3=6C07DC9F-EE29-7F28-2B63-1BF4ECD504A422941infoc; CURRENT_FNVAL=4048; header_theme_version=CLOSE; buvid4=92532619-00E5-BF92-443B-595CD15DE59481123-023013113-97xIUW%2FWJtRnoJI8Rbvu4Q%3D%3D; enable_web_push=DISABLE; rpdid=|(u))kkYu|J|0J\'u~u|)u)RR); hit-dyn-v2=1; FEED_LIVE_VERSION=V_WATCHLATER_PIP_WINDOW3; LIVE_BUVID=AUTO2617189721183630; PVID=1; buvid_fp_plain=undefined; CURRENT_QUALITY=80; _uuid=8108A2C6D-A7AD-7F210-B10E5-EA35A5B47DA391233infoc; home_feed_column=5; browser_resolution=1545-857; bsource=search_bing; fingerprint=0c7279b7c69b9542a76b8d9df9b7872a; buvid_fp=0c7279b7c69b9542a76b8d9df9b7872a; bili_ticket=eyJhbGciOiJIUzI1NiIsImtpZCI6InMwMyIsInR5cCI6IkpXVCJ9.eyJleHAiOjE3MjU0NTE2MTEsImlhdCI6MTcyNTE5MjM1MSwicGx0IjotMX0.9HAkh-aLUFL3i2asyrGNSGwvZnlCdO1qHnr8KCPYRAY; bili_ticket_expires=1725451551; b_lsid=B7B10E6101_191B8F11FA5; bp_t_offset_1760559884=973015460700225536; SESSDATA=96c7142d%2C1740938493%2C3a910%2A92CjCc4yaZOS0NpMlzpaXXFlyvjHEGHEZxVtH8JQp1M7im9KrgmNTYIP2F2prPQh4WI4gSVjJtTUt1dGVjMk9SMk9HNkl5MXRWV0tISnNlYzJndGhFVFR1SHVVLWt4UTJjLS1VQ0h1THFmcUY2UU5BV1Jsa2VjTGxDYnpFcnppLVNBQkp3VXdjYzVnIIEC; bili_jct=3a65db4d1ef7bc981b1673000e0bc73c; DedeUserID=1760559884; DedeUserID__ckMd5=b5c900381ecb7bcd; sid=ojanxj62',
    'origin': 'https://www.bilibili.com',
    'referer': 'https://space.bilibili.com/1760559884?spm_id_from=333.788.0.0',
    'sec-ch-ua': '"Not)A;Brand";v="99", "Microsoft Edge";v="127", "Chromium";v="127"',
    'sec-ch-ua-mobile': '?0',
    'sec-ch-ua-platform': '"Windows"',
    'sec-fetch-dest': 'document',
    'sec-fetch-mode': 'navigate',
    'sec-fetch-site': 'same-origin',
    'upgrade-insecure-requests': '1',
    'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Edg/127.0.0.0'
}


cid_num = 1  # 用于记录获取BV号的数量，到300即停止


def Get_Source(page):  # 用于获取搜索结果页的源码
    # 这是b站搜索结果页的网址
    get_url = f'https://api.bilibili.com/x/web-interface/wbi/search/type?__refresh__=true&_extra=&context=&page={page}&page_size=42&from_source=&from_spmid=333.337&platform=pc&highlight=1&single_column=0&keyword=2024巴黎奥运会&qv_id=zaOudcC1LJI0GehR81nuNQEKktKQ2aP1&ad_resource=5654&source_tag=3&gaia_vtoken=&category_id=&search_type=video'
    # 发送请求
    response = requests.get(url=get_url, headers=headers)
    # 解析数据
    source = response.text
    print('成功')
    return source


def Get_Bv(source):  # 用于获取每一页的42个视频的BV号
    url_list = list()
    text_list = re.findall('"bvid":"(.*?)","title":".*?', source)
    for index in text_list:
        url_list.append(index)
    print("成功获取BV号")
    return url_list


def Save_Bv(url_list):  # 保存BV号到文件
    with open('bv_numbers.txt', 'a', encoding='utf-8') as f:
        for bv in url_list:
            f.write(bv + '\n')


if __name__ == '__main__':
    bv_count = 0
    for page in range(1, 9):
        # 获取搜索结果页的源码
        source = Get_Source(page)
        # 获取每一页的42个视频的BV号
        url_list = Get_Bv(source)
        # 保存BV号到文件
        Save_Bv(url_list)

        # 计算当前爬取的BV号数量
        bv_count += len(url_list)
        if bv_count >= 300:
            break
    print("BV号收集完成")