from __future__ import annotations

import uuid

from sqlalchemy import CheckConstraint, ForeignKey, Index, JSON, String, Text, text
from sqlalchemy.dialects.postgresql import JSONB, UUID
from sqlalchemy.orm import Mapped, mapped_column

from core.db.base import Base, SoftDeleteMixin, TimestampMixin


class Profile(TimestampMixin, SoftDeleteMixin, Base):
    __tablename__ = "profiles"
    __table_args__ = (
        CheckConstraint(
            "char_length(username) >= 1", name="ck_profiles_username_non_empty"
        ),
        Index("ix_profiles_username", "username"),
        Index("ix_profiles_settings_gin", "settings", postgresql_using="gin"),
    )

    id: Mapped[uuid.UUID] = mapped_column(
        UUID(as_uuid=True),
        ForeignKey("auth.users.id", ondelete="CASCADE"),
        primary_key=True,
    )
    username: Mapped[str] = mapped_column(String(30), nullable=False)
    avatar_url: Mapped[str | None] = mapped_column(Text, nullable=True)
    bio: Mapped[str | None] = mapped_column(String(200), nullable=True)
    settings: Mapped[dict[str, object]] = mapped_column(
        JSON().with_variant(JSONB, "postgresql"),
        nullable=False,
        server_default=text("'{}'::jsonb"),
        default=dict,
    )