Squashed 'core/' content from commit 92ec910

git-subtree-dir: core
git-subtree-split: 92ec910a132e379a3a6e442a75bcb07cac0f0010

backend/app/models/maintenance.py

@@ -0,0 +1,69 @@
+from sqlalchemy import Column, Integer, String, Float, Boolean, DateTime, ForeignKey, Text, JSON
+from sqlalchemy.sql import func
+from app.core.database import Base
+
+
+class InspectionPlan(Base):
+    __tablename__ = "inspection_plans"
+
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    name = Column(String(200), nullable=False)
+    description = Column(Text)
+    device_group_id = Column(Integer, ForeignKey("device_groups.id"))
+    device_ids = Column(JSON)  # specific devices to inspect
+    schedule_type = Column(String(20))  # daily, weekly, monthly, custom
+    schedule_cron = Column(String(100))  # cron expression for custom
+    inspector_id = Column(Integer, ForeignKey("users.id"))
+    checklist = Column(JSON)  # [{item: "检查外观", required: true, type: "checkbox"}]
+    is_active = Column(Boolean, default=True)
+    next_run_at = Column(DateTime(timezone=True))
+    created_by = Column(Integer, ForeignKey("users.id"))
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    updated_at = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
+
+
+class InspectionRecord(Base):
+    __tablename__ = "inspection_records"
+
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    plan_id = Column(Integer, ForeignKey("inspection_plans.id"), nullable=False)
+    inspector_id = Column(Integer, ForeignKey("users.id"), nullable=False)
+    status = Column(String(20), default="pending")  # pending, in_progress, completed, issues_found
+    findings = Column(JSON)  # [{item, result, note, photo_url}]
+    started_at = Column(DateTime(timezone=True))
+    completed_at = Column(DateTime(timezone=True))
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+
+
+class RepairOrder(Base):
+    __tablename__ = "repair_orders"
+
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    code = Column(String(50), unique=True, nullable=False)  # WO-20260402-001
+    title = Column(String(200), nullable=False)
+    description = Column(Text)
+    device_id = Column(Integer, ForeignKey("devices.id"))
+    alarm_event_id = Column(Integer, ForeignKey("alarm_events.id"))
+    priority = Column(String(20), default="medium")  # critical, high, medium, low
+    status = Column(String(20), default="open")  # open, assigned, in_progress, completed, verified, closed
+    assigned_to = Column(Integer, ForeignKey("users.id"))
+    resolution = Column(Text)
+    cost_estimate = Column(Float)
+    actual_cost = Column(Float)
+    created_by = Column(Integer, ForeignKey("users.id"))
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    assigned_at = Column(DateTime(timezone=True))
+    completed_at = Column(DateTime(timezone=True))
+    closed_at = Column(DateTime(timezone=True))
+
+
+class DutySchedule(Base):
+    __tablename__ = "duty_schedules"
+
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    user_id = Column(Integer, ForeignKey("users.id"), nullable=False)
+    duty_date = Column(DateTime(timezone=True), nullable=False)
+    shift = Column(String(20))  # day, night, on_call
+    area_id = Column(Integer, ForeignKey("device_groups.id"))
+    notes = Column(Text)
+    created_at = Column(DateTime(timezone=True), server_default=func.now())