fastapi_best_architecture/backend/app/crud/crud_user.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
from datetime import datetime
from typing import NoReturn

from sqlalchemy import select, update, desc, and_
from sqlalchemy.ext.asyncio import AsyncSession
from sqlalchemy.orm import selectinload
from sqlalchemy.sql import Select

from backend.app.common import jwt
from backend.app.crud.base import CRUDBase
from backend.app.models import User, Role
from backend.app.schemas.user import CreateUser, UpdateUser, Avatar


class CRUDUser(CRUDBase[User, CreateUser, UpdateUser]):
    async def get(self, db: AsyncSession, user_id: int) -> User | None:
        return await self.get_(db, pk=user_id)

    async def get_by_username(self, db: AsyncSession, username: str) -> User | None:
        user = await db.execute(select(self.model).where(self.model.username == username))
        return user.scalars().first()

    async def update_login_time(self, db: AsyncSession, username: str, login_time: datetime) -> int:
        user = await db.execute(
            update(self.model).where(self.model.username == username).values(last_login_time=login_time)
        )
        await db.commit()
        return user.rowcount

    async def create(self, db: AsyncSession, create: CreateUser) -> NoReturn:
        create.password = await jwt.get_hash_password(create.password)
        new_user = self.model(**create.dict(exclude={'roles'}))
        role_list = []
        for role_id in create.roles:
            role_list.append(await db.get(Role, role_id))
        new_user.roles.append(*role_list)
        db.add(new_user)

    async def update_userinfo(self, db: AsyncSession, input_user: User, obj: UpdateUser) -> int:
        user = await db.execute(
            update(self.model).where(self.model.id == input_user.id).values(**obj.dict(exclude={'roles'}))
        )
        # 删除用户所有角色
        for i in list(input_user.roles):
            input_user.roles.remove(i)
        # 添加用户角色
        role_list = []
        for role_id in obj.roles:
            role_list.append(await db.get(Role, role_id))
        input_user.roles.append(*role_list)
        return user.rowcount

    async def update_avatar(self, db: AsyncSession, current_user: User, avatar: Avatar) -> int:
        user = await db.execute(update(self.model).where(self.model.id == current_user.id).values(avatar=avatar))
        return user.rowcount

    async def delete(self, db: AsyncSession, user_id: int) -> int:
        return await self.delete_(db, user_id)

    async def check_email(self, db: AsyncSession, email: str) -> User | None:
        mail = await db.execute(select(self.model).where(self.model.email == email))
        return mail.scalars().first()

    async def reset_password(self, db: AsyncSession, pk: int, password: str) -> int:
        user = await db.execute(
            update(self.model).where(self.model.id == pk).values(password=await jwt.get_hash_password(password))
        )
        return user.rowcount

    async def get_all(self, username: str = None, phone: str = None, status: int = None) -> Select:
        se = (
            select(self.model)
            .options(selectinload(self.model.dept))
            .options(selectinload(self.model.roles).selectinload(Role.menus))
            .order_by(desc(self.model.join_time))
        )
        where_list = []
        if username:
            where_list.append(self.model.username.like(f'%{username}%'))
        if phone:
            where_list.append(self.model.phone.like(f'%{phone}%'))
        if status is not None:
            where_list.append(self.model.status == status)
        if where_list:
            se = se.where(and_(*where_list))
        return se

    async def get_super(self, db: AsyncSession, user_id: int) -> bool:
        user = await self.get(db, user_id)
        return user.is_superuser

    async def get_status(self, db: AsyncSession, user_id: int) -> bool:
        user = await self.get(db, user_id)
        return user.status

    async def get_multi_login(self, db: AsyncSession, user_id: int) -> bool:
        user = await self.get(db, user_id)
        return user.is_multi_login

    async def set_super(self, db: AsyncSession, user_id: int) -> int:
        super_status = await self.get_super(db, user_id)
        user = await db.execute(
            update(self.model).where(self.model.id == user_id).values(is_superuser=False if super_status else True)
        )
        return user.rowcount

    async def set_status(self, db: AsyncSession, user_id: int) -> int:
        status = await self.get_status(db, user_id)
        user = await db.execute(
            update(self.model).where(self.model.id == user_id).values(status=False if status else True)
        )
        return user.rowcount

    async def set_multi_login(self, db: AsyncSession, user_id: int) -> int:
        multi_login = await self.get_multi_login(db, user_id)
        user = await db.execute(
            update(self.model).where(self.model.id == user_id).values(is_multi_login=False if multi_login else True)
        )
        return user.rowcount

    async def get_with_relation(self, db: AsyncSession, *, user_id: int = None, username: str = None) -> User | None:
        where = []
        if user_id:
            where.append(self.model.id == user_id)
        if username:
            where.append(self.model.username == username)
        user = await db.execute(
            select(self.model)
            .options(selectinload(self.model.dept))
            .options(selectinload(self.model.roles).joinedload(Role.menus))
            .where(*where)
        )
        return user.scalars().first()


UserDao: CRUDUser = CRUDUser(User)