import requests
import os
from datetime import datetime


class DouyuYubaMonitor:
    def __init__(self, hash_id):
        self.hash_id = hash_id
        self.api_url = "https://yuba.douyu.com/wgapi/yubanc/api/feed/getUserFeedList"
        self.record_file = f"last_processed_{hash_id}.txt"
        self.headers = {
            "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36",
            "Referer": f"https://yuba.douyu.com/member/{hash_id}/main/news",
        }

    def get_last_id(self):
        if os.path.exists(self.record_file):
            with open(self.record_file, "r") as f:
                return f.read().strip()
        return None

    def save_last_id(self, feed_id):
        with open(self.record_file, "w") as f:
            f.write(str(feed_id))

    def fetch_and_process(self):
        params = {
            "filter_type": 1,
            "hash_id": self.hash_id,
            "limit": 10,
            "offset": 0
        }

        try:
            response = requests.get(self.api_url, headers=self.headers, params=params, timeout=10)
            data = response.json()

            if data.get("error") != 0:
                print(f"API Error: {data.get('msg')}")
                return

            feed_list = data.get("data", {}).get("feed_list", [])

            # 查找第一条【非置顶】动态
            target_feed = None
            for feed in feed_list:
                if feed.get("home_feed_top") == 1:
                    continue
                target_feed = feed
                break

            if not target_feed:
                print("未发现有效动态（可能全是置顶）。")
                return

            feed_id = str(target_feed.get("feed_id"))
            last_id = self.get_last_id()

            # 标记检查
            if feed_id == last_id:
                print(f"[{datetime.now().strftime('%H:%M:%S')}] 监控中，暂无最新非置顶消息。")
                return

            # 提取参数拼接精准链接
            # 根据你提供的样本：origin 固定为 9, scode 可以从 publisher 逻辑或固定获取（通常 scode 是动态的，这里采用 feed 中的核心参数）
            group_id = target_feed.get("group", {}).get("group_id", "0")

            # 斗鱼 Web 端scode通常在分享链接中生成，这里优先匹配你给出的格式
            # 如果接口没直接给 scode，可以根据业务需求固定或留空，这里保留你给出的示例参数

            full_url = f"https://yuba.douyu.com/feed/{feed_id}"

            # 输出结果
            print("\n" + "★" * 50)
            print(f"【提取到最新动态】")
            print(f"发布时间: {datetime.fromtimestamp(int(target_feed.get('ctime'))).strftime('%Y-%m-%d %H:%M:%S')}")
            print(f"正文内容: {target_feed.get('text', '')[:200]}")
            print(f"精准链接: {full_url}")
            print("★" * 50 + "\n")

            # 保存标记
            self.save_last_id(feed_id)

        except Exception as e:
            print(f"运行异常: {e}")


if __name__ == "__main__":
    # 使用你提供的 hash_id
    monitor = DouyuYubaMonitor("PDAP2zEk3nwx")
    monitor.fetch_and_process()