from __future__ import annotations

from datetime import datetime
from uuid import UUID, uuid4

from sqlalchemy import ForeignKey
from sqlalchemy.dialects.postgresql import JSONB
from sqlalchemy.dialects.postgresql import UUID as PGUUID
from sqlalchemy.orm import Mapped, mapped_column
from sqlalchemy.sql import func
from sqlalchemy.types import DateTime

from src.core.database import Base


class PromptSuggestion(Base):
    __tablename__ = "prompt_suggestions"

    id: Mapped[UUID] = mapped_column(PGUUID(as_uuid=True), primary_key=True, default=uuid4)
    name: Mapped[str] = mapped_column(nullable=False)
    prompt: Mapped[str] = mapped_column(nullable=False)
    matching_keywords: Mapped[list] = mapped_column(JSONB, nullable=False, server_default="[]")
    excluded_keywords: Mapped[list] = mapped_column(JSONB, nullable=False, server_default="[]")
    required_keywords: Mapped[list] = mapped_column(JSONB, nullable=False, server_default="[]")
    project_types: Mapped[list] = mapped_column(JSONB, nullable=False, server_default="[]")
    priority: Mapped[int] = mapped_column(nullable=False, server_default="100")
    is_fallback: Mapped[bool] = mapped_column(nullable=False, server_default="false")
    is_active: Mapped[bool] = mapped_column(nullable=False, server_default="true")
    composition_recipe_id: Mapped[UUID | None] = mapped_column(
        PGUUID(as_uuid=True),
        ForeignKey("composition_recipes.id", ondelete="SET NULL"),
        nullable=True,
    )
    created_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), server_default=func.now()
    )
    updated_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), server_default=func.now(), onupdate=func.now()
    )