from typing import Optional

from sqlalchemy import CHAR, String, TIMESTAMP, text
from sqlalchemy.dialects.mysql import TINYINT
from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column
import datetime

class Base(DeclarativeBase):
    pass


class Uploads(Base):
    __tablename__ = 'uploads'

    hash: Mapped[str] = mapped_column(CHAR(64), primary_key=True)
    expiry: Mapped[Optional[datetime.datetime]] = mapped_column(TIMESTAMP, server_default=text('(current_timestamp()'))


class Users(Base):
    __tablename__ = 'users'

    username: Mapped[str] = mapped_column(String(64), primary_key=True)
    password: Mapped[str] = mapped_column(String(128))
    created_at: Mapped[Optional[datetime.datetime]] = mapped_column(TIMESTAMP, server_default=text('current_timestamp()'))
    temporary: Mapped[Optional[int]] = mapped_column(TINYINT(1), server_default=text('1'))