from fuware.core.config import get_app_settings
from fuware.core.security.hasher import get_hasher
from fuware.db.models import SessionLogin, User
from fuware.schemas import UserCreate
from sqlalchemy.orm import Session
from uuid import uuid4

settings = get_app_settings()

class RepositoryUsers:
  def __init__(self):
    self.user = User()
    self.sessionLogin = SessionLogin()

  def get_all(self, skip: int = 0, limit: int = 100):
    return self.user.query.offset(skip).limit(limit).all()

  def get_by_username(self, username: str):
    return self.user.query.filter_by(username=username).first()

  def create(self, db: Session, user: UserCreate):
    try:
      hasher = get_hasher()
      db_user = User(username=user.username, password=hasher.hash(user.password), name=user.name)
      db.add(db_user)
      db.commit()
    except Exception:
      db.rollback()
      raise

    db.refresh(db_user)
    return db_user

  def get_session_by_user_id(self, user_id: str):
    return self.sessionLogin.query.filter_by(user_id=user_id).first()

  def create_session(self, db: Session, user_id: str):
    try:
      bhash = uuid4().hex[:10]
      db_ss = SessionLogin(session=bhash,user_id=user_id)
      db.add(db_ss)
      db.commit()
    except Exception:
      db.rollback()
      raise

    db.refresh(db_ss)
    return db_ss

  def login(self, db: Session, user_id: str):
    db_ss = self.get_session_by_user_id(user_id)
    if not db_ss:
      db_ss = self.create_session(db=db, user_id=user_id)
    return db_ss

  def logout(self, db: Session, user_ss: str):
    print(f"Logout: {user_ss}")
    db_ss = self.sessionLogin.query.filter_by(session=user_ss).first()
    print(f"db_ss: {db_ss}")
    try:
      db.delete(db_ss)
      db.commit()
    except Exception as e:
      db.rollback()
      raise e