from sqlalchemy import or_
from werkzeug.security import generate_password_hash

from sqlalchemy.orm import Session
from . import models, schemas


def get_user_by_id(db: Session, uid: int):
    return db.query(models.User).filter(models.User.id == uid).first()


def get_user_by_email(db: Session, email: str):
    return db.query(models.User).filter(models.User.email == email).first()


def get_users(db: Session, body: schemas.UserSearch, skip, limit):
    return db.query(models.User).filter(
        or_(models.User.id == body.id, body.id is None),
        or_(models.User.email.like("%" + "" if body.email is None else body.email + "%"), body.email is None),
        or_(models.User.name.like("%" + "" if body.name is None else body.name + "%"), body.name is None),
        or_(models.User.role == body.role, body.role is None),
        or_(models.User.depart == body.depart, body.depart is None),
        or_(models.User.is_active == body.is_active, body.is_active is None),
    ).offset(skip).limit(limit).all()


def create_user(db: Session, body: schemas.UserCreate):
    body.passwd = generate_password_hash(body.passwd)
    item = models.User(**body.dict())
    db.add(item)
    db.commit()
    db.refresh(item)
    return item


def delete_user(db: Session, _id: int):
    db.query(models.User).filter_by(id=_id).delete()
    db.commit()
    return True


def edit_user(db: Session, uid: int, body: schemas.UserEdit):
    db.query(models.User).filter_by(id=uid).update(body.dict())
    db.commit()
    return True


def reset_user_pwd(db: Session, uid: int, passwd: schemas.PasswdRegex):
    passwd = generate_password_hash(passwd)
    db.query(models.User).filter_by(id=uid).update({"passwd": passwd})
    db.commit()
    return True