# 爬取猫眼电影排行榜
# 2019.7.28 Failed  Reason:Unknown
import requests
import re
import json

def get_one_page(url):
    headers = {
            'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.162 Safari/537.36'
        }
    response = requests.get(url,headers=headers)
    if response.status_code == 200:
        return response.text
    return None

def parse_one_page(html):
    pattern = re.compile('<dd>.*?board-index.*?>(.*?)</i>.*?data-src="(.*?)".*?name"><a'
                         + '.*?>(.*?)</a>.*?star">(.*?)</p>.*?releasetime">(.*?)</p>'
                         + '.*?integer">(.*?)</i>.*?fraction">(.*?)</i>.*?</dd>', re.S)
    items = re.findall(pattern, html)
    for item in items:
        yield {
            'index': item[0],
            'image': item[1],
            'title': item[2],
            'actor': item[3].strip()[3:],
            'time': item[4].strip()[5:],
            'score': item[5] + item[6]
        }

def write_to_json(content):
    with open('result.txt', 'a') as f:
        with open('result.txt', 'a', encoding='utf-8') as f:
            f.write(json.dumps(content, ensure_ascii=False) + '\n')
            
def main():
    url = 'https://maoyan.com/board/4'
    html = get_one_page(url)
    for item in parse_one_page(html):
        write_to_json(item)

main()