import core.logger as logging
from core.db.db_twitter_content import DBTwitterContent
from config import TWITTER_CONFIG, COIN_MYSQL_CONFIG
import os
import json
import requests
import time
from datetime import datetime
import pytz
import pandas as pd

logger = logging.logger

class TwitterRetriever:
    """
    免费版本的账号，每个月只能获取100条推文，
    需要使用付费版本的账号，基础版每个月可以获取15000条推文,200美元/月
    高级版每个月可以获取1000000条推文,5000美元/月
    """
    def __init__(self):
        self.api_key = TWITTER_CONFIG["keys"]["api_key"]
        self.base_url = TWITTER_CONFIG["base_url"]
        self.monitor_account_list = TWITTER_CONFIG["monitor_accounts"]
        self.limit = 20

        mysql_user = COIN_MYSQL_CONFIG.get("user", "xch")
        mysql_password = COIN_MYSQL_CONFIG.get("password", "")
        if not mysql_password:
            raise ValueError("MySQL password is not set")
        mysql_host = COIN_MYSQL_CONFIG.get("host", "localhost")
        mysql_port = COIN_MYSQL_CONFIG.get("port", 3306)
        mysql_database = COIN_MYSQL_CONFIG.get("database", "okx")

        self.db_url = f"mysql+pymysql://{mysql_user}:{mysql_password}@{mysql_host}:{mysql_port}/{mysql_database}"
        self.db_twitter_content = DBTwitterContent(self.db_url)

        self.save_path = r"./output/media/twitter/"
        os.makedirs(self.save_path, exist_ok=True)
    
    def search_contents(self, username: str):
        logger.info(f"Searching contents for user: {username}")

        headers = {
            "x-api-key": self.api_key,
            "Content-Type": "application/json"
        }
        url = self.base_url.format(username)
        response = requests.get(url, headers=headers)
        if response.status_code == 200:
            tweets = response.json()  # 假设响应是推文数组
            logger.info(f"获取到 {len(tweets["tweets"])} 条推文")
            # for tweet in tweets:
            #     created_at = self.transform_datetime(tweet.get('created_at', ''))
            #     logger.info(f"- ID: {tweet.get('id')}")
            #     logger.info(f"  文本: {tweet.get('text', '')[:100]}...")  # 截取前100字符
            #     logger.info(f"  时间: {created_at}")
            #     logger.info(f"  点赞: {tweet.get('likes', 0)}, 转发: {tweet.get('retweets', 0)}")
            #     if tweet.get('media'):
            #         logger.info(f"  媒体: {tweet['media'][0].get('url', 'N/A')}")
            #     logger.info("---")
            return tweets
        else:
            logger.error(f"请求失败: {response.status_code} - {response.text}")
            return None
    
    def monitor_accounts(self):
        for account_dict in self.monitor_account_list:
            user_name = account_dict["name"]
            logger.info(f"Monitoring account: {user_name}")

            result_list = []
            contents = self.search_contents(user_name)
            if contents is None:
                continue
            
            user_twitter_path = os.path.join(self.save_path, user_name)
            os.makedirs(user_twitter_path, exist_ok=True)
            for content in contents["tweets"]:
                content_path = os.path.join(user_twitter_path, f"{content["rest_id"]}.json")
                with open(content_path, "w", encoding="utf-8") as f:
                    json.dump(content, f, ensure_ascii=False, indent=4)
            # for content in contents:
            #     datetime_text = content["created_at"]
            #     datetime_dict = self.transform_datetime(datetime_text)
            #     timestamp_ms = datetime_dict["timestamp_ms"]
            #     beijing_time_str = datetime_dict["beijing_time_str"]
            #     text = content["text"]
            #     result = {
            #         "user_id": content["id"],
            #         "user_name": user_name,
            #         "timestamp": timestamp_ms,
            #         "date_time": beijing_time_str,
            #         "text": text
            #     }
            #     result_list.append(result)
            # if len(result_list) > 0:
            #     result_df = pd.DataFrame(result_list)
            #     self.db_twitter_content.insert_data_to_mysql(result_df)
            #     logger.info(f"Inserted {len(result_df)} rows into twitter_content")
            # else:
            #     logger.warning(f"No data inserted for account: {user_name}")
    
    def transform_datetime(self, datetime_text: str):
        utc_time = datetime.strptime(datetime_text, "%Y-%m-%dT%H:%M:%S.%fZ").replace(tzinfo=pytz.UTC)

        # 1. 转换为时间戳（毫秒）
        timestamp_ms = int(utc_time.timestamp() * 1000)
        # 2. 转换为北京时间（ISO 8601 格式，带 +08:00）
        beijing_tz = pytz.timezone("Asia/Shanghai")
        beijing_time = utc_time.astimezone(beijing_tz)
        beijing_time_str = beijing_time.strftime("%Y-%m-%dT%H:%M:%S%z")
        # 插入冒号到时区偏移（如 +0800 -> +08:00）
        beijing_time_str = beijing_time_str[:-2] + ":" + beijing_time_str[-2:]
        result = {
            "timestamp_ms": timestamp_ms,
            "beijing_time_str": beijing_time_str
        }
        return result