from __future__ import annotations
from sqlalchemy import ForeignKey, Integer, String
from sqlalchemy.orm import Mapped, mapped_column
from app.db.session import Base

class Keyboard(Base):
    __tablename__ = "keyboards"

    id: Mapped[int] = mapped_column(primary_key=True)
    owner_id: Mapped[int] = mapped_column(ForeignKey("users.id", ondelete="CASCADE"))
    name: Mapped[str] = mapped_column(String(64))

class KeyboardButton(Base):
    __tablename__ = "keyboard_buttons"

    id: Mapped[int] = mapped_column(primary_key=True)
    keyboard_id: Mapped[int] = mapped_column(ForeignKey("keyboards.id", ondelete="CASCADE"))
    text: Mapped[str] = mapped_column(String(128))
    url: Mapped[str] = mapped_column(String(512))
    order_index: Mapped[int] = mapped_column(Integer, default=0)