from sqlalchemy.orm import Session
from ..models.account import Account
from ..schemas.account import AccountCreate, AccountUpdate
from typing import List, Optional

class AccountService:
    @staticmethod
    def create_account(db: Session, account_data: AccountCreate) -> Account:
        """创建账号"""
        db_account = Account(**account_data.dict())
        db.add(db_account)
        db.commit()
        db.refresh(db_account)
        return db_account

    @staticmethod
    def get_account(db: Session, account_id: int) -> Optional[Account]:
        """根据ID获取账号"""
        return db.query(Account).filter(Account.id == account_id).first()

    @staticmethod
    def get_account_by_account(db: Session, account: str) -> Optional[Account]:
        """根据账号名获取账号"""
        return db.query(Account).filter(Account.account == account).first()

    @staticmethod
    def get_accounts(db: Session, skip: int = 0, limit: int = 100) -> List[Account]:
        """获取账号列表"""
        return db.query(Account).offset(skip).limit(limit).all()

    @staticmethod
    def update_account(db: Session, account_id: int, account_data: AccountUpdate) -> Optional[Account]:
        """更新账号"""
        db_account = db.query(Account).filter(Account.id == account_id).first()
        if db_account:
            update_data = account_data.dict(exclude_unset=True)
            for field, value in update_data.items():
                setattr(db_account, field, value)
            db.commit()
            db.refresh(db_account)
        return db_account

    @staticmethod
    def delete_account(db: Session, account_id: int) -> bool:
        """删除账号"""
        db_account = db.query(Account).filter(Account.id == account_id).first()
        if db_account:
            db.delete(db_account)
            db.commit()
            return True
        return False