530 lines
20 KiB
Python
530 lines
20 KiB
Python
# coding=utf-8
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import asyncio
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import logging
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import uuid
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import os
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import sys
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import json
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import time
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import hashlib
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from PIL import Image
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# 将项目根目录添加到 sys.path
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project_root = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
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if project_root not in sys.path:
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sys.path.append(project_root)
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import uiautomator2 as u2
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from Core.BaseCrawler import BaseCrawler
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from Apps.XinDianTu import Kit
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from Apps.XinDianTu.Kit import take_screenshot
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from Apps.XinDianTu.FirstPageKit import run_ocr_rect
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from Util.ObsUtil import ObsUploader
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from Util.RedisKit import RedisKit
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import cv2
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from Apps.XinDianTu.Service import XinDianTuService
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from Apps.XinDianTu.ReadImageKit import ReadImageKit
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from Config.Config import (
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OBS_TMP_PREFIX, CDN_DOMAIN, TEMP_IMAGE_DIR
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)
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from Apps.XinDianTu.Config.Setting import (
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SCROLL_DISTANCE_RATIO,
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MAX_STATIONS_COUNT, REDIS_STATION_EXPIRE,
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WAIT_DETAIL_PAGE_LOAD, WAIT_BACK_TO_LIST, WAIT_AFTER_SCROLL,
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SAFE_EXCLUDE_RATIO,
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BOTTOM_SAFE_EXCLUDE_RATIO,
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FIRST_RUN_ONLY_ONE_STATION,
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)
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# --- 用户配置区域 ---
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# 是否保留截图文件（True=保留备查，False=随用随删）
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KEEP_SCREENSHOTS = True
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# [Testing] 是否在启动时清除 Redis 中的场站处理记录
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# True: 每次运行前清除记录，方便反复测试同一个场站
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# False: 生产模式，保留记录以避免重复爬取
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TEST_CLEAR_REDIS = True
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# 配置说明：
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# SCROLL_DISTANCE_RATIO 控制翻页时的滑动距离（在 Config.py 中修改）。
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# 对于华为 Mate 20x 等分辨率较低或屏幕较小的手机，如果发现翻页时跳过了某些场站，
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# 请尝试减小 SCROLL_DISTANCE_RATIO（例如设置为 0.4 或 0.3）。
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# 这样每次滑动的距离变短，可以确保所有场站都能被完整显示并识别。
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from Apps.XinDianTu.Kit import setup_logger
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logger = setup_logger("StationList")
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class XinDianTuCrawler(BaseCrawler):
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"""
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新电途小程序爬虫实现
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"""
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def __init__(self, service=None):
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super().__init__(service)
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# 初始化配置参数
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self.max_stations_count = MAX_STATIONS_COUNT
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self.uploader = ObsUploader()
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self.redis_kit = RedisKit()
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async def start(self):
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"""
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实现 BaseCrawler 的启动入口
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"""
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# 兼容旧逻辑，直接调用 main
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await main(self.service)
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async def open_app(self):
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# 实际逻辑在 Opener.py，此处可作为封装层
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pass
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async def crawl_list(self):
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# 实际逻辑在 get_station_list，此处可作为封装层
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pass
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async def crawl_detail(self, station_info):
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pass
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async def is_already_crawled(redis_kit, station_name):
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"""
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检查场站是否已经爬取过，仅按名称去重
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"""
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cleaned_name = Kit.clean_station_name(station_name)
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if not cleaned_name:
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return False
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redis_key = f"crawled:xdt:{cleaned_name}"
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if await redis_kit.get_data(redis_key):
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return True
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return False
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async def analyze_prices_background(service, station_name, image_paths, device_info=None):
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"""
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后台异步处理价格图片分析
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"""
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try:
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# 使用多图解析并去重
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all_rows = await ReadImageKit.parse_price_schedule_multi(station_name, image_paths, device_info=device_info)
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if all_rows:
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await service.process_price_detail_data(station_name, all_rows)
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logger.info(f"后台处理完成: {station_name} 的分时价格已保存。")
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else:
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logger.warning(f"后台处理失败: {station_name} 未能解析出价格时段。")
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# 处理完成后清理图片
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for path in image_paths:
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try:
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if os.path.exists(path):
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os.remove(path)
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except:
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pass
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except Exception as e:
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logger.error(f"分析价格后台任务异常 ({station_name}): {e}")
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return True
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async def get_station_list(d, service, uploader, max_stations_count=MAX_STATIONS_COUNT):
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"""
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获取场站列表并处理翻页 (异步优化版)
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"""
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redis_kit = RedisKit()
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window_size = d.window_size()
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w, h = window_size[0], window_size[1]
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device_info = d.info
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device_info['width'] = w
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device_info['height'] = h
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logger.info(f"开始爬取列表，设备: {device_info.get('productName')} | 分辨率: {w}x{h} | 目标数量: {max_stations_count}")
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background_tasks = []
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last_list_md5 = None
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no_new_data_count = 0
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total_encountered_count = 0
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total_new_processed_count = 0
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scroll_count = 0
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while total_new_processed_count < max_stations_count:
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scroll_count += 1
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logger.info(f"正在处理第 {scroll_count} 次滚动 (已遇到: {total_encountered_count}, 新采集: {total_new_processed_count}/{max_stations_count})...")
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# 1. 拍摄截图
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image_uuid = str(uuid.uuid4())
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screenshot_path = take_screenshot(d, image_uuid, save_dir=TEMP_IMAGE_DIR)
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ad_top_y_norm = 0.78 # 默认的点击边界 (0.78)
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if scroll_count > 1:
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ad_top_y_norm = 1.0
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logger.info(f"当前列表页广告安全下边界: {ad_top_y_norm:.2f} (scroll_count={scroll_count})")
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# 检查是否已经滚动到底部 (排除状态栏后，内容与上次一致)
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current_md5 = Kit.get_image_content_md5(
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screenshot_path,
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top_ratio=SAFE_EXCLUDE_RATIO,
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bottom_ratio=BOTTOM_SAFE_EXCLUDE_RATIO
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)
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if last_list_md5 and current_md5 == last_list_md5:
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logger.info("检测到列表核心内容无变化，已到达底部或加载完成，提前结束。")
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if os.path.exists(screenshot_path): os.remove(screenshot_path)
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break
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last_list_md5 = current_md5
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logger.info(f"列表页截图已完成: {screenshot_path}")
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logger.info("正在使用 OCR+LLM 分析场站列表...")
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try:
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stations_page = await run_ocr_rect(screenshot_path)
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except Exception as e:
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logger.error(f"OCR+LLM 识别列表页失败: {e}")
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stations_page = []
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if not stations_page:
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logger.warning("OCR+LLM 未识别到任何场站，跳过当前页")
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continue
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new_stations_processed_in_page = 0
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for idx, st in enumerate(stations_page):
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station_name = st.get("station_name") or st.get("name")
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if not station_name:
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continue
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if FIRST_RUN_ONLY_ONE_STATION and scroll_count == 1 and idx > 0:
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logger.info("首屏仅处理第一个场站，跳过当前卡片。")
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continue
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if total_new_processed_count >= max_stations_count:
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break
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total_encountered_count += 1
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if await is_already_crawled(redis_kit, station_name):
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logger.info(f"场站 {station_name} 匹配到已处理记录，跳过。({total_encountered_count}/{max_stations_count})")
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continue
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rect = st.get("rect") or []
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if not isinstance(rect, (list, tuple)) or len(rect) < 4:
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logger.warning(f"场站 '{station_name}' 缺少有效矩形信息，跳过。")
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continue
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x1, y1, x2, y2 = rect[0], rect[1], rect[2], rect[3]
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card_bottom = float(y2) / float(h) if h else 1.0
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if card_bottom > ad_top_y_norm:
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logger.warning(f"场站 '{station_name}' 被遮挡或太靠近底部 (Bottom {card_bottom:.2f} > {ad_top_y_norm})，留待下次滚动处理。")
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total_encountered_count -= 1
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continue
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click_point = st.get("click_point") or st.get("click") or []
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click_x = None
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click_y = None
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if isinstance(click_point, (list, tuple)) and len(click_point) >= 2:
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click_x, click_y = click_point[0], click_point[1]
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if click_x is None or click_y is None:
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click_x = int((x1 + x2) / 2)
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click_y = int((y1 + y2) / 2)
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if click_x is None or click_y is None:
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logger.warning(f"场站 '{station_name}' 缺少有效点击坐标，跳过。")
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continue
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busy_list = st.get("busy_list") or []
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piles = []
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if isinstance(busy_list, list):
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for bi in busy_list:
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if not isinstance(bi, dict):
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continue
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mode = bi.get("mode") or bi.get("type") or "未知"
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idle = bi.get("idle")
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total = bi.get("total")
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try:
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idle_val = int(idle) if idle is not None else 0
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except Exception:
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idle_val = 0
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try:
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total_val = int(total) if total is not None else 0
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except Exception:
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total_val = 0
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piles.append(
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{
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"type": mode,
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"total": total_val,
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"free": idle_val,
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}
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)
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if piles:
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try:
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await service.record_station_status(
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{
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"station_name": station_name,
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"piles": piles,
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}
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)
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except Exception as e:
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logger.error(f"记录列表页状态失败 ({station_name}): {e}")
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current_idx = total_new_processed_count + 1
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remaining = max_stations_count - current_idx
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logger.info(f"--- [进度: {current_idx}/{max_stations_count}, 剩余: {remaining}] 发现新场站 '{station_name}'，开始处理... ---")
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new_stations_processed_in_page += 1
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total_new_processed_count += 1
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logger.info(f"准备处理场站: {station_name}, 点击坐标: ({click_x}, {click_y})")
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d.click(int(click_x), int(click_y))
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await asyncio.sleep(WAIT_DETAIL_PAGE_LOAD)
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should_back_to_list = True
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detail_uuid = str(uuid.uuid4())
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detail_path = take_screenshot(d, detail_uuid, save_dir=TEMP_IMAGE_DIR)
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logger.info(f"已启动后台分析详情页: {station_name}")
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task_addr = asyncio.create_task(service.process_station_address(station_name, detail_path, device_info=device_info))
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background_tasks.append(task_addr)
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detail_object_key = f"{OBS_TMP_PREFIX}/{detail_uuid}.jpg"
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loop = asyncio.get_running_loop()
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loop.run_in_executor(None, uploader.upload_file, detail_object_key, detail_path)
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before_click_md5 = Kit.get_image_content_md5(detail_path)
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click_pos = None
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try:
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logger.info("正在使用 OCR 识别 '全部时段' 按钮...")
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ocr_res = await ReadImageKit.find_price_entrance_ocr(detail_path)
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if ocr_res.get("found"):
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p = ocr_res["point"]
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w, h = d.window_size()
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click_pos = (int(p[0] * w / 1000), int(p[1] * h / 1000))
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logger.info(f"OCR 成功找到 '全部时段' 按钮: {click_pos}")
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if not click_pos:
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logger.info("OCR 未找到，降级使用 VL 识别...")
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res = await ReadImageKit.find_all_time_button_coordinate(detail_path, device_info=device_info)
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if res.get("uia_center_x"):
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click_pos = (res.get("uia_center_x"), res.get("uia_center_y"))
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logger.info(f"VL 识别成功找到 '全部时段' 按钮: {click_pos}")
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if click_pos:
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d.click(click_pos[0], click_pos[1])
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await asyncio.sleep(0.5)
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w, h = d.window_size()
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scroll_x = int(w * 0.5)
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scroll_top_y = int(h * 0.6)
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scroll_bottom_y = int(h * 0.85)
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logger.info("从当前时段开始向下浏览价格列表并逐页截图...")
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max_scroll_up = 10
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price_screenshots = []
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for p_idx in range(1, max_scroll_up + 1):
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p_uuid = f"{hashlib.md5(station_name.encode('utf-8')).hexdigest()}_p_{p_idx}"
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p_path = take_screenshot(d, p_uuid, save_dir=TEMP_IMAGE_DIR)
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price_screenshots.append(p_path)
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before_up_md5 = Kit.get_image_content_md5(p_path)
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d.swipe(scroll_x, scroll_bottom_y, scroll_x, scroll_top_y, 0.2)
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await asyncio.sleep(0.3)
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check_up_path = take_screenshot(d, f"check_up_{p_idx}", save_dir=TEMP_IMAGE_DIR)
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after_up_md5 = Kit.get_image_content_md5(check_up_path)
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if os.path.exists(check_up_path):
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os.remove(check_up_path)
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if before_up_md5 == after_up_md5:
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logger.info(f"价格列表已到达顶部 (共抓取页数: {p_idx})")
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break
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logger.info(f"已启动后台分析价格页: {station_name}")
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task_price = asyncio.create_task(
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analyze_prices_background(service, station_name, price_screenshots, device_info=device_info)
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)
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background_tasks.append(task_price)
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else:
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logger.info(f"场站 {station_name} 经过模板匹配与 VL 识别均未发现 '全部时段' 按钮。")
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except Exception as e:
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logger.error(f"处理 '全部时段' 按钮点击流程异常: {e}")
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if should_back_to_list:
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d.press("back")
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logger.info(f"等待 {WAIT_BACK_TO_LIST + 1} 秒返回列表...")
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await asyncio.sleep(WAIT_BACK_TO_LIST + 1)
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cleaned = Kit.clean_station_name(station_name)
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await redis_kit.set_data(f"crawled:xdt:{cleaned}", "1", expire=REDIS_STATION_EXPIRE)
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# 如果内层循环已达上限，外层循环也应退出，避免不必要的滑动
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if total_encountered_count >= max_stations_count:
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break
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# 清理已完成的后台任务
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done_tasks = [t for t in background_tasks if t.done()]
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for t in done_tasks:
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if t.exception():
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logger.error(f"后台任务异常: {t.exception()}")
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background_tasks.remove(t)
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if stations_page and new_stations_processed_in_page == 0:
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no_new_data_count += 1
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logger.info(f"本页所有场站均已处理过，连续 {no_new_data_count} 页无新数据。")
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# 【优化】由于滑动步长已调大 (0.5)，连续多页重复的可能性降低
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if no_new_data_count >= 5:
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logger.info("连续 5 页无新数据，判定为已到底或重复循环，提前结束。")
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break
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else:
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no_new_data_count = 0
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# 6. 翻页
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# 【优化】使用“小步快跑”策略，减小滑动距离以避免跳过场站，并能更平滑地躲避广告
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# 步长已在 Setting.py 中统一配置为 SCROLL_DISTANCE_RATIO
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logger.info(f"执行翻页滑动 (步长: {SCROLL_DISTANCE_RATIO})...")
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d.swipe_ext("up", scale=SCROLL_DISTANCE_RATIO)
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await asyncio.sleep(WAIT_AFTER_SCROLL)
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# 等待所有后台任务完成
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if background_tasks:
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logger.info(f"正在等待剩余 {len(background_tasks)} 个后台任务完成...")
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await asyncio.gather(*background_tasks, return_exceptions=True)
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logger.info(f"采集任务完成，共遇到 {total_encountered_count} 个场站，新处理 {total_new_processed_count} 个。")
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return total_new_processed_count
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def clean_images_dir():
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"""清理 Images 目录下除保留文件外的所有文件"""
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base_dir = os.path.dirname(os.path.abspath(__file__))
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images_dir = os.path.join(base_dir, "Images")
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if not os.path.exists(images_dir):
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return
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keep_files = {'1.jpg', '2.jpg', '3.jpg', '4.jpg'}
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logger.info(f"正在清理 Images 目录 (保留: {keep_files})...")
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deleted_count = 0
|
||
for filename in os.listdir(images_dir):
|
||
if filename in keep_files:
|
||
continue
|
||
|
||
file_path = os.path.join(images_dir, filename)
|
||
try:
|
||
if os.path.isfile(file_path):
|
||
os.remove(file_path)
|
||
deleted_count += 1
|
||
except Exception as e:
|
||
logger.warning(f"删除文件失败 {filename}: {e}")
|
||
|
||
logger.info(f"清理完成，共删除 {deleted_count} 个文件。")
|
||
|
||
|
||
async def clean_redis_data(redis_kit):
|
||
"""清除 Redis 中的场站处理记录"""
|
||
if TEST_CLEAR_REDIS:
|
||
logger.info("测试模式开启：正在清除 Redis 中的场站处理记录 (processed_station:*)...")
|
||
keys = await redis_kit.keys("processed_station:*")
|
||
if keys:
|
||
count = await redis_kit.delete(*keys)
|
||
logger.info(f"已清除 {count} 条场站处理记录")
|
||
else:
|
||
logger.info("未发现旧的场站处理记录")
|
||
|
||
|
||
async def main(service=None, do_cleanup=True):
|
||
# 连接设备
|
||
d = u2.connect()
|
||
|
||
# 初始化服务
|
||
should_close_service = False
|
||
if service is None:
|
||
service = XinDianTuService()
|
||
should_close_service = True
|
||
# 初始化数据库连接（XinDianTuService 需要）
|
||
await service.init_db()
|
||
|
||
uploader = ObsUploader()
|
||
redis_kit = RedisKit()
|
||
|
||
# 任务日志记录
|
||
from datetime import datetime
|
||
task_id = str(uuid.uuid4())
|
||
start_time = datetime.now()
|
||
operator = "新电途"
|
||
|
||
# 记录任务开始
|
||
try:
|
||
await service.db.save("t_crawl_task_log", {
|
||
"task_id": task_id,
|
||
"operator": operator,
|
||
"start_time": start_time,
|
||
"status": "running"
|
||
}, "task_id")
|
||
except Exception as e:
|
||
logger.error(f"无法记录任务开始日志: {e}")
|
||
|
||
total_count = 0
|
||
status = "success"
|
||
error_msg = None
|
||
|
||
try:
|
||
if do_cleanup:
|
||
# 清理图片目录
|
||
clean_images_dir()
|
||
|
||
# [Testing] 如果配置为测试模式，启动时清除 Redis 记录
|
||
await clean_redis_data(redis_kit)
|
||
|
||
# 清理过期数据
|
||
# await service.cleanup_old_data()
|
||
|
||
# 获取场站列表
|
||
total_count = await get_station_list(d, service, uploader, max_stations_count=MAX_STATIONS_COUNT)
|
||
|
||
if total_count:
|
||
logger.info("场站列表采集完成。")
|
||
else:
|
||
logger.warning("未采集到任何场站信息。")
|
||
|
||
return True
|
||
|
||
except Exception as e:
|
||
logger.exception(f"运行过程中出现异常: {e}")
|
||
status = "failed"
|
||
error_msg = str(e)
|
||
return False
|
||
finally:
|
||
# 记录任务结束
|
||
end_time = datetime.now()
|
||
duration = int((end_time - start_time).total_seconds())
|
||
try:
|
||
await service.db.update("t_crawl_task_log", {
|
||
"task_id": task_id,
|
||
"end_time": end_time,
|
||
"duration_seconds": duration,
|
||
"station_count": total_count,
|
||
"status": status,
|
||
"error_msg": error_msg
|
||
}, "task_id")
|
||
logger.info(f"任务执行日志已更新: {operator} | 耗时: {duration}s | 数量: {total_count} | 状态: {status}")
|
||
except Exception as e:
|
||
logger.error(f"无法更新任务执行日志: {e}")
|
||
|
||
# 关闭数据库连接
|
||
if should_close_service:
|
||
await service.close_db()
|
||
|
||
|
||
if __name__ == "__main__":
|
||
try:
|
||
asyncio.run(main())
|
||
except KeyboardInterrupt:
|
||
logger.info("程序被用户中断.")
|
||
except Exception as e:
|
||
logger.exception(f"程序崩溃: {e}")
|