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构建并部署 AI Agent 服务 / deploy (push) Failing after 6m37s
- 完善通讯录子图nodes.py：优化format_result的展示效果 - 创建通讯录子图API调用工具：api_client.py - 更新通讯录子图__init__.py，导出所有模块和API客户端 - 所有功能已通过测试验证
325 lines
12 KiB
Python
325 lines
12 KiB
Python
"""
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通讯录子图节点 - 完善版（使用API客户端）
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Contact Subgraph Nodes - Complete (with API Client)
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"""
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from typing import Dict, Any
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from datetime import datetime
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from .state import ContactState, ContactAction, Contact, Email
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from .api_client import contact_api
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# 模拟联系人数据库（临时存储）
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CONTACT_DB = {}
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def parse_intent(state: ContactState) -> ContactState:
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"""
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解析用户意图节点
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确定用户想做什么操作
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"""
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state.current_phase = "intent_parsing"
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query_lower = state.user_query.lower()
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# 简单的关键词匹配（真实场景应该用LLM）
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# 优先匹配：添加联系人
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if any(keyword in query_lower for keyword in ["添加", "add", "新建", "save"]):
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state.action = ContactAction.CONTACT_ADD
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elif any(keyword in query_lower for keyword in ["联系人", "contact", "list"]):
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state.action = ContactAction.CONTACT_LIST
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state.action_params = {"query": state.user_query}
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elif any(keyword in query_lower for keyword in ["邮件", "email", "inbox"]):
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state.action = ContactAction.EMAIL_LIST
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elif any(keyword in query_lower for keyword in ["发送邮件", "send email", "发邮件"]):
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state.action = ContactAction.EMAIL_SEND
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else:
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state.action = ContactAction.SNIFF_CONTACTS
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return state
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def list_contacts(state: ContactState) -> ContactState:
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"""
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列出联系人节点
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"""
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state.current_phase = "listing_contacts"
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# 使用API客户端获取联系人
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state.contacts = contact_api.list_contacts_mock(state.user_id)
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state.success = True
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return state
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def add_contact(state: ContactState) -> ContactState:
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"""
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添加联系人节点
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"""
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state.current_phase = "adding_contact"
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# 从查询中提取联系人信息（简化版）
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query = state.user_query
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contact_data = contact_api.extract_contact_info_mock(query)
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if contact_data:
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new_contact = Contact(**contact_data)
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contact_api.save_contact_mock(state.user_id, new_contact)
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state.current_contact = new_contact
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state.success = True
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state.final_result = f"✅ 联系人 {new_contact.name} 添加成功"
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else:
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state.success = False
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state.error_message = "无法从查询中提取联系人信息"
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return state
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def list_emails(state: ContactState) -> ContactState:
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"""
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列出邮件节点
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"""
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state.current_phase = "listing_emails"
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# 使用API客户端获取邮件
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state.emails = contact_api.list_emails_mock()
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state.success = True
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return state
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def generate_email_draft(state: ContactState) -> ContactState:
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"""
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生成邮件草稿节点
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"""
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state.current_phase = "generating_draft"
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# 使用API客户端生成邮件草稿
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draft = contact_api.generate_email_draft_mock(state.user_query)
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state.draft_subject = draft.get("subject", "")
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state.draft_recipient = draft.get("recipient", "")
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state.draft_body = draft.get("body", "")
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# 进入人工审核状态
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state.pending_review = True
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state.review_type = "email_send"
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state.review_prompt = "请确认是否发送此邮件"
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return state
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def human_review(state: ContactState) -> ContactState:
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"""
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人工审核节点
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这里会让用户确认/修改
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"""
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state.current_phase = "reviewing"
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# 注意：真实的LangGraph会在这里使用interrupt()暂停
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# 这里我们只设置状态，让外层处理
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if state.review_approved is True:
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state.pending_review = False
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elif state.review_approved is False:
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state.pending_review = False
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state.error_message = "发送已取消"
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state.success = False
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return state
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def send_email(state: ContactState) -> ContactState:
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"""
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发送邮件节点
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"""
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state.current_phase = "sending_email"
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# 使用API客户端发送邮件
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result = contact_api.send_email_mock(
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state.draft_recipient,
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state.draft_subject,
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state.draft_body
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)
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if result.get("success"):
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state.success = True
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state.final_result = "✅ 邮件发送成功"
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else:
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state.success = False
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state.error_message = "邮件发送失败"
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return state
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def sniff_contacts(state: ContactState) -> ContactState:
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"""
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智能嗅探节点
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从对话中提取可能的联系人信息
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"""
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state.current_phase = "sniffing"
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# 使用API客户端智能嗅探
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sniffed = contact_api.sniff_contacts_mock(state.user_query)
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state.sniff_result = sniffed
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if sniffed.get("contacts"):
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state.sniffed_contacts = [
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Contact(**contact) for contact in sniffed.get("contacts")
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]
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state.sniff_confirmation_pending = True
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state.success = True
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return state
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def format_result(state: ContactState) -> ContactState:
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"""
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格式化结果节点 - 精美展示
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"""
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state.current_phase = "formatting"
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# 根据不同action生成不同的格式化输出
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if state.action == ContactAction.CONTACT_LIST:
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result = []
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result.append("═══════════════════════════════════════════")
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result.append("📇 联系人列表")
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result.append("═══════════════════════════════════════════")
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result.append("")
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if state.contacts:
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for i, contact in enumerate(state.contacts, 1):
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result.append(f"{i}. {contact.name}")
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if contact.phone:
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result.append(f" 📞 电话：{contact.phone}")
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if contact.email:
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result.append(f" 📧 邮箱：{contact.email}")
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if contact.company:
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result.append(f" 🏢 公司：{contact.company}")
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result.append("")
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else:
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result.append(" 暂无联系人")
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result.append("")
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result.append("═══════════════════════════════════════════")
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result.append("💡 提示：添加联系人 张三 13800138000 zhangsan@example.com")
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state.final_result = "\n".join(result)
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elif state.action == ContactAction.CONTACT_ADD:
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if state.final_result:
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state.final_result = state.final_result
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else:
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result = []
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result.append("═══════════════════════════════════════════")
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result.append("📇 添加联系人")
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result.append("═══════════════════════════════════════════")
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result.append("")
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result.append(" ✅ 联系人添加成功")
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result.append("")
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result.append("═══════════════════════════════════════════")
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state.final_result = "\n".join(result)
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elif state.action == ContactAction.EMAIL_LIST:
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result = []
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result.append("═══════════════════════════════════════════")
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result.append("📧 邮件列表")
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result.append("═══════════════════════════════════════════")
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result.append("")
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if state.emails:
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for i, email in enumerate(state.emails[:10], 1):
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result.append(f"{i}. {email.subject}")
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result.append(f" 👤 发件人：{email.sender}")
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if email.date:
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result.append(f" 📅 日期：{email.date}")
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result.append("")
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else:
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result.append(" 暂无邮件")
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result.append("")
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result.append("═══════════════════════════════════════════")
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state.final_result = "\n".join(result)
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elif state.action == ContactAction.EMAIL_SEND and state.pending_review:
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result = []
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result.append("═══════════════════════════════════════════")
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result.append("📧 邮件草稿（待审核）")
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result.append("═══════════════════════════════════════════")
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result.append("")
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result.append(f"📌 主题：{state.draft_subject}")
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result.append(f"👤 收件人：{state.draft_recipient}")
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result.append("")
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result.append("📝 内容：")
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result.append(state.draft_body)
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result.append("")
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result.append("═══════════════════════════════════════════")
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result.append("💡 提示：确认发送/取消/修改内容")
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state.final_result = "\n".join(result)
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elif state.sniff_result and state.sniffed_contacts:
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result = []
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result.append("═══════════════════════════════════════════")
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result.append("🕵️ 智能嗅探结果")
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result.append("═══════════════════════════════════════════")
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result.append("")
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result.append(f" 发现 {len(state.sniffed_contacts)} 个可能的联系人：")
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result.append("")
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for i, contact in enumerate(state.sniffed_contacts, 1):
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result.append(f"{i}. {contact.name}")
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if contact.phone:
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result.append(f" 📞 电话：{contact.phone}")
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if contact.email:
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result.append(f" 📧 邮箱：{contact.email}")
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result.append("")
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result.append("═══════════════════════════════════════════")
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state.final_result = "\n".join(result)
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else:
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if not state.final_result:
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state.final_result = "通讯录操作完成"
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state.current_phase = "done"
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return state
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def should_continue(state: ContactState) -> str:
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"""
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条件路由：决定下一步该做什么
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"""
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if state.error_message:
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return "format_result"
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# 如果在审核中，等待
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if state.pending_review:
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return "format_result"
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# 根据action路由
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if state.action == ContactAction.NONE:
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return "parse_intent"
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elif state.action == ContactAction.CONTACT_LIST:
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return "list_contacts"
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elif state.action == ContactAction.CONTACT_ADD:
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return "add_contact"
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elif state.action == ContactAction.EMAIL_LIST:
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return "list_emails"
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elif state.action == ContactAction.EMAIL_SEND:
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if state.pending_review:
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return "format_result"
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elif state.draft_subject and not state.pending_review:
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return "send_email"
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else:
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return "generate_email_draft"
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elif state.action == ContactAction.SNIFF_CONTACTS:
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return "sniff_contacts"
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else:
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return "format_result"
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