36 lines
2.0 KiB
Python
36 lines
2.0 KiB
Python
"""Keep unanswered US shipping questions outside legacy regional model knowledge."""
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import re
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from .db import connect
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from .quote_intent import US,QUOTE_WORDS,parse_intent,is_followup
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from .pricing import shipping_region
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def answer_us_fallback(message,conv_id):
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if re.search(r'理赔|赔偿|索赔|破损|丢失|退件|投诉',message):return None
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if re.search(r'换个话题|另外问',message):return None
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from .quote_edits import clean_conditions
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current=clean_conditions(message)
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active=bool(US.search(current))
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if not active and shipping_region(current) is not None:return None
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if not active and conv_id:
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connection=connect()
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try:
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recent=connection.execute("SELECT content FROM messages WHERE conv_id=? AND role='user' ORDER BY id DESC LIMIT 10",(conv_id,)).fetchall()
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finally:connection.close()
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for (previous,) in recent:
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previous=clean_conditions(previous)
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if re.search(r'理赔|赔偿|破损|丢失|退件|投诉|查单|轨迹|签收|换个话题',previous):break
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if US.search(previous):active=True;break
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if shipping_region(previous) is not None:break
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parsed=parse_intent(previous,set())
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if not (QUOTE_WORDS.search(previous) or is_followup(previous,parsed)):break
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if not active:return None
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from .quote_data import load_book
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if not load_book():return {'t':'当前尚未包含可用的美国报价表，请提供目的地仓码或邮编及货物信息，联系人工确认。'}
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english=not re.search(r'[\u4e00-\u9fff]',message) and bool(re.search(r'[A-Za-z]{3,}',message))
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if english:
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return {'t':'Please specify the US route or destination warehouse/ZIP code and the point you want to confirm. Unlisted charges or service conditions require confirmation by customer support.'}
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return {'t':'请说明您想确认的美国渠道、目的仓码或邮编，以及具体的费用或发货要求；未明确的服务条件需要联系人工核对。'}
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