from fastapi import APIRouter, Depends, Query
from sqlalchemy.orm import Session
from typing import Optional
from app.core.db import get_db
from app.models.sys_log import SysLog
from app.schemas.sys_log import SysLogPage

router = APIRouter(prefix="/logs", tags=["logs"])

@router.get("", response_model=SysLogPage)
def list_logs(
    page: int = Query(1, ge=1),
    page_size: int = Query(20, ge=1, le=100),
    user_id: Optional[int] = None,
    username: Optional[str] = None,
    operation_type: Optional[str] = None,
    status: Optional[int] = None,
    db: Session = Depends(get_db)
):
    query = db.query(SysLog)
    
    if username:
        query = query.filter(SysLog.username.ilike(f"%{username}%"))
    elif user_id:
        query = query.filter(SysLog.user_id == user_id)
        
    if operation_type:
        query = query.filter(SysLog.operation_type == operation_type)
    if status is not None:
        query = query.filter(SysLog.status == status)
    
    total = query.count()
    items = query.order_by(SysLog.created_at.desc()).offset((page - 1) * page_size).limit(page_size).all()
    
    return {"items": items, "total": total}