16337
7cc4f604d0
- 新增交互Agent调度器（意图识别 + 工单/查询/报表/闲聊4个Handler） - 新增工单服务、Excel报表生成器、企微消息加解密模块 - VLM提示词优化（角色设定、≤25字描述、布尔值优先输出） - VLM降级策略（入侵默认放行、离岗默认拦截） - 企微演示模式（WECHAT_TEST_UIDS兜底 + SERVICE_BASE_URL修复） - 新增Agent回调路由和测试接口 Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
145 lines
4.2 KiB
Python
145 lines
4.2 KiB
Python
"""
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工单服务
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提供工单的创建、查询、更新功能。
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由交互Agent的工单Handler调用。
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"""
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import uuid
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from datetime import datetime, timezone
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from typing import Optional, Dict, List, Tuple
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from app.models import WorkOrder, WorkOrderStatus, WorkOrderPriority, get_session
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from app.utils.logger import logger
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def generate_order_no() -> str:
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"""生成工单编号: WO + YYYYMMDDHHmmss + 6位uuid"""
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ts = datetime.now(timezone.utc).strftime("%Y%m%d%H%M%S")
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return f"WO{ts}{uuid.uuid4().hex[:6].upper()}"
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class WorkOrderService:
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"""工单服务"""
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def create_work_order(
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self,
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title: str,
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description: str = "",
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priority: str = "medium",
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assignee_uid: str = "",
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assignee_name: str = "",
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alarm_id: str = "",
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) -> Optional[WorkOrder]:
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"""创建工单"""
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db = get_session()
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try:
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valid_priorities = [e.value for e in WorkOrderPriority]
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order = WorkOrder(
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order_no=generate_order_no(),
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title=title,
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description=description,
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priority=WorkOrderPriority(priority) if priority in valid_priorities else WorkOrderPriority.MEDIUM,
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assignee_id=assignee_uid,
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assignee_name=assignee_name,
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status=WorkOrderStatus.CREATED,
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)
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if alarm_id:
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order.alert_no = alarm_id
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db.add(order)
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db.commit()
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db.refresh(order)
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logger.info(f"工单已创建: {order.order_no}, title={title}")
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return order
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except Exception as e:
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db.rollback()
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logger.error(f"创建工单失败: {e}")
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return None
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finally:
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db.close()
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def get_work_order(self, order_no: str) -> Optional[WorkOrder]:
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"""查询工单"""
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db = get_session()
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try:
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return db.query(WorkOrder).filter(WorkOrder.order_no == order_no).first()
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finally:
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db.close()
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def get_work_orders(
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self,
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status: Optional[str] = None,
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assignee_id: Optional[str] = None,
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page: int = 1,
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page_size: int = 20,
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) -> Tuple[List[WorkOrder], int]:
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"""分页查询工单"""
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db = get_session()
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try:
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query = db.query(WorkOrder)
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if status:
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query = query.filter(WorkOrder.status == status)
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if assignee_id:
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query = query.filter(WorkOrder.assignee_id == assignee_id)
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total = query.count()
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orders = (
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query.order_by(WorkOrder.created_at.desc())
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.offset((page - 1) * page_size)
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.limit(page_size)
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.all()
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)
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return orders, total
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finally:
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db.close()
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def update_status(
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self,
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order_no: str,
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status: str,
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result: str = "",
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) -> Optional[WorkOrder]:
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"""更新工单状态"""
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db = get_session()
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try:
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order = db.query(WorkOrder).filter(WorkOrder.order_no == order_no).first()
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if not order:
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return None
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valid_statuses = [e.value for e in WorkOrderStatus]
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if status in valid_statuses:
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order.status = WorkOrderStatus(status)
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if result:
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order.result = result
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now = datetime.now(timezone.utc)
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if status == "processing" and not order.started_at:
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order.started_at = now
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elif status == "completed":
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order.completed_at = now
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order.updated_at = now
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db.commit()
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db.refresh(order)
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logger.info(f"工单状态更新: {order_no} -> {status}")
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return order
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except Exception as e:
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db.rollback()
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logger.error(f"更新工单失败: {e}")
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return None
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finally:
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db.close()
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# 全局单例
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_work_order_service: Optional[WorkOrderService] = None
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def get_work_order_service() -> WorkOrderService:
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global _work_order_service
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if _work_order_service is None:
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_work_order_service = WorkOrderService()
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return _work_order_service
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