# -*- coding: utf-8 -*-
"""
公共资源交易中心爬虫 - 主程序
支持：浙江省、台州市
可选：DeepSeek AI 处理 + 简道云上传
"""
import argparse
import logging
from config import ZHEJIANG_CONFIG, TAIZHOU_CONFIG, SPIDER_CONFIG, DATA_DIR
from spiders import ZhejiangSpider, TaizhouSpider
from spiders.base import setup_logging

logger = logging.getLogger("ztb")


def crawl_zhejiang(max_pages=5, category=None, notice_type=None,
                   date_filter=None, download_attachment=False):
    """爬取浙江省公共资源交易中心"""
    spider = ZhejiangSpider(ZHEJIANG_CONFIG, SPIDER_CONFIG, DATA_DIR)
    spider.crawl(max_pages=max_pages, category=category, notice_type=notice_type,
                 date_filter=date_filter, download_attachment=download_attachment)
    spider.save_to_csv()
    return spider.results


def crawl_taizhou(max_pages=5, category=None, notice_type=None,
                  date_filter=None, download_attachment=False):
    """爬取台州公共资源交易中心"""
    spider = TaizhouSpider(TAIZHOU_CONFIG, SPIDER_CONFIG, DATA_DIR)
    spider.crawl(max_pages=max_pages, category=category, notice_type=notice_type,
                 date_filter=date_filter, download_attachment=download_attachment)
    spider.save_to_csv()
    return spider.results


def crawl_all(max_pages=5, category=None, notice_type=None,
              date_filter=None, download_attachment=False):
    """爬取所有网站"""
    all_results = []

    logger.info("=" * 40)
    results = crawl_zhejiang(max_pages, category, notice_type,
                             date_filter, download_attachment)
    all_results.extend(results)

    logger.info("=" * 40)
    results = crawl_taizhou(max_pages, category, notice_type,
                            date_filter, download_attachment)
    all_results.extend(results)

    logger.info(f"全部爬取完成，共 {len(all_results)} 条数据")
    return all_results


def main():
    parser = argparse.ArgumentParser(description='公共资源交易中心爬虫')
    parser.add_argument(
        '-s', '--site',
        choices=['zhejiang', 'taizhou', 'all'],
        default='zhejiang',
        help='选择爬取的网站 (默认: zhejiang)'
    )
    parser.add_argument(
        '-p', '--pages',
        type=int,
        default=None,
        help='爬取页数 (默认: 5, 指定日期时默认100)'
    )
    parser.add_argument(
        '-c', '--category',
        default=None,
        help='交易领域 (如: 工程建设, 政府采购)'
    )
    parser.add_argument(
        '-t', '--type',
        default=None,
        help='公告类型 (如: 招标公告, 招标文件公示)'
    )
    parser.add_argument(
        '-d', '--date',
        default=None,
        help='日期过滤 (yesterday 或 2026-02-03)'
    )
    parser.add_argument(
        '-a', '--attachment',
        action='store_true',
        help='下载并解析附件'
    )
    parser.add_argument(
        '-P', '--process',
        action='store_true',
        help='启用 DeepSeek AI 处理（提取结构化字段）'
    )
    parser.add_argument(
        '-U', '--upload',
        action='store_true',
        help='上传处理结果到简道云（需配合 -P 使用）'
    )

    args = parser.parse_args()
    setup_logging()

    # 页数：指定日期时自动放大，确保抓完全部数据
    max_pages = args.pages
    if max_pages is None:
        max_pages = 100 if args.date else 5

    # 爬取
    results = []
    # 为台州招标计划公示设置默认的工程建设类别
    if args.site == 'taizhou' and args.type == '招标计划公示' and not args.category:
        args.category = '工程建设'
        logger.info("为台州招标计划公示自动设置类别: 工程建设")
    
    if args.site == 'zhejiang':
        results = crawl_zhejiang(
            max_pages, args.category, args.type, args.date, args.attachment)
    elif args.site == 'taizhou':
        results = crawl_taizhou(
            max_pages, args.category, args.type, args.date, args.attachment)
    elif args.site == 'all':
        results = crawl_all(
            max_pages, args.category, args.type, args.date, args.attachment)

    # AI 处理
    if args.process and results and args.type:
        from processors import ProcessingPipeline
        pipeline = ProcessingPipeline()
        if args.site == 'all':
            # 按站点分组处理
            source_to_site = {
                ZHEJIANG_CONFIG['name']: 'zhejiang',
                TAIZHOU_CONFIG['name']: 'taizhou',
            }
            for source, site_name in source_to_site.items():
                site_results = [
                    r for r in results if r.get('来源') == source]
                if site_results:
                    pipeline.process_results(
                        site_results, site=site_name,
                        notice_type=args.type, upload=args.upload,
                    )
        else:
            pipeline.process_results(
                results, site=args.site,
                notice_type=args.type, upload=args.upload,
            )
    elif args.process and not args.type:
        logger.warning("启用AI处理时需指定公告类型 (-t)，已跳过")


if __name__ == '__main__':
    main()