Circuits handling

backend/app/crud/crud_circuit.py

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+from typing import List, Optional
+from sqlalchemy.orm import Session
+from sqlalchemy import desc
+from datetime import datetime
+from app.models.circuit import Circuit
+from app.schemas.circuit import CircuitCreate, CircuitUpdate
+
+
+class CRUDCircuit:
+    def get(self, db: Session, circuit_id: int) -> Optional[Circuit]:
+        return db.query(Circuit).filter(Circuit.id == circuit_id).first()
+
+    def get_by_local_flight(self, db: Session, local_flight_id: int) -> List[Circuit]:
+        """Get all circuits for a specific local flight"""
+        return db.query(Circuit).filter(
+            Circuit.local_flight_id == local_flight_id
+        ).order_by(Circuit.circuit_timestamp).all()
+
+    def get_multi(
+        self, 
+        db: Session, 
+        skip: int = 0, 
+        limit: int = 100
+    ) -> List[Circuit]:
+        return db.query(Circuit).order_by(desc(Circuit.created_at)).offset(skip).limit(limit).all()
+
+    def create(self, db: Session, obj_in: CircuitCreate) -> Circuit:
+        db_obj = Circuit(
+            local_flight_id=obj_in.local_flight_id,
+            circuit_timestamp=obj_in.circuit_timestamp
+        )
+        db.add(db_obj)
+        db.commit()
+        db.refresh(db_obj)
+        return db_obj
+
+    def update(self, db: Session, db_obj: Circuit, obj_in: CircuitUpdate) -> Circuit:
+        obj_data = obj_in.dict(exclude_unset=True)
+        for field, value in obj_data.items():
+            setattr(db_obj, field, value)
+        db.add(db_obj)
+        db.commit()
+        db.refresh(db_obj)
+        return db_obj
+
+    def delete(self, db: Session, circuit_id: int) -> bool:
+        circuit = self.get(db, circuit_id)
+        if circuit:
+            db.delete(circuit)
+            db.commit()
+            return True
+        return False
+
+
+crud_circuit = CRUDCircuit()