import uuid
from datetime import datetime

from sqlalchemy import Boolean, DateTime, Integer, String, func
from sqlalchemy.dialects.postgresql import JSONB
from sqlalchemy.orm import Mapped, mapped_column

from app.db.base import Base


class User(Base):
    __tablename__ = "users"

    id: Mapped[uuid.UUID] = mapped_column(
        primary_key=True,
        default=uuid.uuid4,
    )

    email: Mapped[str] = mapped_column(
        String(320),
        unique=True,
        index=True,
        nullable=False,
    )

    password_hash: Mapped[str] = mapped_column(
        String(255),
        nullable=False,
    )

    full_name: Mapped[str | None] = mapped_column(
        String(150),
        nullable=True,
    )

    is_active: Mapped[bool] = mapped_column(
        Boolean,
        default=True,
        nullable=False,
    )

    is_email_verified: Mapped[bool] = mapped_column(
        Boolean,
        default=False,
        nullable=False,
    )

    created_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True),
        server_default=func.now(),
        nullable=False,
    )

    updated_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True),
        server_default=func.now(),
        onupdate=func.now(),
        nullable=False,
    )

    is_platform_admin: Mapped[bool] = mapped_column(Boolean, default=False, nullable=False)
    platform_role: Mapped[str | None] = mapped_column(String(60), nullable=True)
    platform_permissions: Mapped[list[str]] = mapped_column(JSONB, default=list, nullable=False)
    platform_staff_status: Mapped[str | None] = mapped_column(String(20), nullable=True)
    platform_session_version: Mapped[int] = mapped_column(Integer, default=0, nullable=False)
    platform_last_login_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)