починка админки3

backend/app/crud/requests.py

@@ -1,14 +1,16 @@
 """Request CRUD operations"""
 from sqlalchemy.orm import Session
-from ..models.request import Request
-from ..schemas.request import RequestCreate
+from sqlalchemy import func
+from sqlalchemy import func
+from ..schemas.request import RequestCreate, RequestUpdate
+from ..schemas.request import RequestCreate, RequestUpdate
 from ..utils.loggers import request_logger
 from typing import List, Optional
-
+def create_request(db: Session, request: RequestCreate, employee_id: int):
 def create_request(db: Session, request: RequestCreate):
     """Create new request"""
     try:
-        db_request = Request(
+            employee_id=employee_id,
             employee_id=request.employee_id,
             department=request.department,
             request_type=request.request_type,
@@ -74,4 +76,46 @@ def get_employee_requests(db: Session, employee_id: int, skip: int = 0, limit: i
     """
     Получить список заявок конкретного сотрудника
     """
+
+def update_request(db: Session, request_id: int, request: RequestUpdate):
+    """Update request"""
+    db_request = get_request(db, request_id)
+    if not db_request:
+        return None
+        
+    update_data = request.model_dump(exclude_unset=True)
+    for field, value in update_data.items():
+        setattr(db_request, field, value)
+        
+    db.commit()
+    db.refresh(db_request)
+    return db_request
+
+def delete_request(db: Session, request_id: int):
+    """Delete request"""
+    db_request = get_request(db, request_id)
+    if db_request:
+        db.delete(db_request)
+        db.commit()
+    return db_request
+
+def get_statistics(db: Session):
+    """Get requests statistics"""
+    total_requests = db.query(func.count(Request.id)).scalar()
+    
+    status_stats = db.query(
+        Request.status,
+        func.count(Request.id)
+    ).group_by(Request.status).all()
+    
+    priority_stats = db.query(
+        Request.priority,
+        func.count(Request.id)
+    ).group_by(Request.priority).all()
+    
+    return {
+        "total_requests": total_requests,
+        "by_status": {status: count for status, count in status_stats},
+        "by_priority": {priority: count for priority, count in priority_stats}
+    }
     return db.query(Request).filter(Request.employee_id == employee_id).offset(skip).limit(limit).all()