"""SavedView model — tenant-scoped, user-scoped saved view configurations."""

from __future__ import annotations

import uuid
from typing import Any

from sqlalchemy import ForeignKey, Index, String, UniqueConstraint
from sqlalchemy.dialects.postgresql import JSONB
from sqlalchemy.dialects.postgresql import UUID as PGUUID
from sqlalchemy.orm import Mapped, mapped_column

from app.core.db import Base, TenantMixin
from app.models.owned_mixin import OwnedMixin


class SavedView(Base, TenantMixin, OwnedMixin):
    """Saved view — reusable view configuration (filter+sort+group+viewMode+folder) for list views."""

    __tablename__ = "saved_views"
    __table_args__ = (
        UniqueConstraint("tenant_id", "user_id", "entity_type", "name", name="uq_saved_views_tenant_user_entity_name"),
        Index("ix_saved_views_tenant_user", "tenant_id", "user_id"),
        Index("ix_saved_views_tenant_entity", "tenant_id", "entity_type"),
    )

    id: Mapped[uuid.UUID] = mapped_column(
        PGUUID(as_uuid=True), primary_key=True, default=uuid.uuid4
    )
    name: Mapped[str] = mapped_column(String(100), nullable=False)
    entity_type: Mapped[str] = mapped_column(
        String(50), nullable=False
    )  # contacts, mail, calendar, dms
    view_config: Mapped[dict[str, Any]] = mapped_column(JSONB, nullable=False, default=dict)
    user_id: Mapped[uuid.UUID] = mapped_column(
        PGUUID(as_uuid=True), ForeignKey("users.id", ondelete="CASCADE"), nullable=False
    )