浅念
130 lines
4.9 KiB
Python
130 lines
4.9 KiB
Python
import html
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import logging
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from email.mime.multipart import MIMEMultipart
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from email.mime.text import MIMEText
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import aiosmtplib
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from app.config import settings
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logger = logging.getLogger(__name__)
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TAG_LABELS = {
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"interested": "意向强", "pending": "待确认",
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"not_interested": "无意向", "": "未评估",
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}
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CONTACT_LABELS = {"phone": "手机", "whatsapp": "WhatsApp", "email": "邮箱", "wechat": "微信"}
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def _esc(v) -> str:
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return html.escape(str(v)) if v else ""
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def _flat(v) -> str:
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"""主题行用：折叠空白（堵换行注入头部的通道）+ 限长。"""
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return " ".join(str(v).split())[:60]
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def _contact_rows(contacts: dict) -> str:
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return "".join(
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f"<tr><td style='padding:6px 12px;font-weight:bold;'>{html.escape(CONTACT_LABELS.get(k, k))}</td>"
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f"<td style='padding:6px 12px;'>{_esc(v)}</td></tr>"
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for k, v in (contacts or {}).items() if v
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)
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async def _send(msg: MIMEMultipart) -> bool:
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if not all([settings.SMTP_HOST, settings.SMTP_USER, settings.NOTIFY_EMAIL]):
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logger.warning("SMTP not configured, skipping email")
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return False
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try:
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await aiosmtplib.send(
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msg, hostname=settings.SMTP_HOST, port=settings.SMTP_PORT,
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username=settings.SMTP_USER, password=settings.SMTP_PASS,
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use_tls=True,
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)
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logger.info("Lead email sent to %s", settings.NOTIFY_EMAIL)
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return True
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except Exception:
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logger.exception("Failed to send lead email")
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return False
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async def send_lead_email(
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customer_profile: dict,
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contact_info: dict,
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reasoning: str,
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conversation_messages: list[dict],
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intent_level: str = "",
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) -> bool:
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tag = TAG_LABELS.get(intent_level, "未评估")
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contacts = dict(contact_info or {})
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country = (customer_profile or {}).get("目标国家", "")
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if not country:
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country = (customer_profile or {}).get("target_country", "未知")
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msg = MIMEMultipart("alternative")
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contact_parts = [
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f"{CONTACT_LABELS.get(k, k)}: {_flat(v)}" for k, v in contacts.items() if v
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]
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subject = f"[新询盘·{tag}] {_flat(country)}"
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if contact_parts:
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subject += " | " + ", ".join(contact_parts)
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msg["Subject"] = subject
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msg["From"] = f"【HESUPIPE】 <{settings.SMTP_USER}>"
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msg["To"] = settings.NOTIFY_EMAIL
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info_rows = "".join(
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f"<tr><td style='padding:6px 12px;font-weight:bold;'>{_esc(k)}</td>"
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f"<td style='padding:6px 12px;'>{_esc(v)}</td></tr>"
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for k, v in (customer_profile or {}).items() if not str(k).startswith("_")
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)
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chat_lines = "".join(
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f"<div style='margin:4px 0;'><b>{'客户' if m.get('role') == 'user' else 'AI'}:</b> {_esc(m.get('content', ''))}</div>"
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for m in conversation_messages or []
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)
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html_body = f"""
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<html><body style="font-family:sans-serif;color:#333;">
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<h2>🎉 新询盘（{html.escape(tag)}）</h2>
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<h3>联系方式</h3>
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<table style="border-collapse:collapse;border:1px solid #ddd;">{_contact_rows(contacts)}</table>
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<h3>客户画像</h3>
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<table style="border-collapse:collapse;border:1px solid #ddd;">{info_rows}</table>
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<h3>评估理由</h3><p>{_esc(reasoning)}</p>
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<h3>完整对话记录</h3>
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<div style="background:#f5f5f5;padding:12px;border-radius:6px;">{chat_lines}</div>
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<p style="color:#999;font-size:12px;">注：邮件为触发时快照，对话可能仍在进行，最新记录请以后台为准。</p>
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</body></html>
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"""
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msg.attach(MIMEText(html_body, "html", "utf-8"))
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return await _send(msg)
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async def send_returning_lead_email(contact_info: dict) -> bool:
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"""D5: 24h 内同联系方式再访,只发一行轻提醒。"""
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contact_parts = [
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f"{CONTACT_LABELS.get(k, k)}: {_flat(v)}" for k, v in (contact_info or {}).items() if v
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]
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msg = MIMEMultipart("alternative")
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msg["Subject"] = f"[线索回访] {' | '.join(contact_parts) or '已知客户'}再次来访"
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msg["From"] = f"【HESUPIPE】 <{settings.SMTP_USER}>"
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msg["To"] = settings.NOTIFY_EMAIL
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msg.attach(MIMEText(
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f"<html><body><p>该联系方式 24h 内已发过完整询盘，客户又开启了新对话，"
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f"详情请查后台。</p></body></html>", "html", "utf-8"))
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return await _send(msg)
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async def send_correction_email(contact_info: dict, count: int = 1) -> bool:
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"""D4: 联系方式变化(改号/新增/无提示换值)后的轻量更正邮件,每会话上限3封。"""
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msg = MIMEMultipart("alternative")
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msg["Subject"] = f"[询盘·更正{count}] 客户联系方式已更新（以本封为准）"
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msg["From"] = f"【HESUPIPE】 <{settings.SMTP_USER}>"
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msg["To"] = settings.NOTIFY_EMAIL
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msg.attach(MIMEText(
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f"<html><body><p>这是本会话第 {count} 次更正（上限 3 次），请以本封为准：</p>"
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f"<table>{_contact_rows(contact_info)}</table>"
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f"</body></html>", "html", "utf-8"))
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return await _send(msg)
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