from fastapi import APIRouter, Depends, HTTPException
from sqlalchemy.orm import Session
from typing import List
from app.db.base import get_db
from app.models.user import User
from app.schemas.user import UserResponse, UserUpdate
from app.api.auth import get_current_user

router = APIRouter()


@router.get("/", response_model=List[UserResponse])
def get_users(
    skip: int = 0,
    limit: int = 100,
    db: Session = Depends(get_db),
    current_user: User = Depends(get_current_user),
):
    users = db.query(User).filter(User.is_active).offset(skip).limit(limit).all()
    return users


@router.get("/{user_id}", response_model=UserResponse)
def get_user(
    user_id: int,
    db: Session = Depends(get_db),
    current_user: User = Depends(get_current_user),
):
    user = db.query(User).filter(User.id == user_id, User.is_active).first()
    if user is None:
        raise HTTPException(status_code=404, detail="User not found")
    return user


@router.put("/me", response_model=UserResponse)
def update_my_profile(
    user_update: UserUpdate,
    db: Session = Depends(get_db),
    current_user: User = Depends(get_current_user),
):
    for field, value in user_update.dict(exclude_unset=True).items():
        setattr(current_user, field, value)
    db.commit()
    db.refresh(current_user)
    return current_user


@router.get("/search/{query}", response_model=List[UserResponse])
def search_users(
    query: str,
    db: Session = Depends(get_db),
    current_user: User = Depends(get_current_user),
):
    users = (
        db.query(User)
        .filter(
            User.is_active,
            (
                User.first_name.contains(query)
                | User.last_name.contains(query)
                | User.email.contains(query)
                | User.position.contains(query)
            ),
        )
        .limit(20)
        .all()
    )
    return users