"""SQLAlchemy ORM models for the self-discovery module."""
from datetime import datetime
from typing import Optional

from sqlalchemy import Boolean, DateTime, ForeignKey, Integer, String, Text
from sqlalchemy.orm import Mapped, mapped_column

from app.database import Base


class User(Base):
    """A signed-in human (Google OAuth) or the synthetic admin record used
    by the X-API-Key dual-auth path for the MCP server."""

    __tablename__ = "users"

    id: Mapped[str] = mapped_column(String, primary_key=True)
    email: Mapped[str] = mapped_column(String, unique=True, nullable=False)
    display_name: Mapped[str] = mapped_column(String, nullable=False)
    avatar_url: Mapped[Optional[str]] = mapped_column(String, nullable=True)
    # Google's "sub" claim. Null only for the synthetic API-key admin user.
    google_id: Mapped[Optional[str]] = mapped_column(
        String, unique=True, nullable=True
    )
    role: Mapped[str] = mapped_column(String, nullable=False, default="user")
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False)
    last_login_at: Mapped[Optional[datetime]] = mapped_column(
        DateTime, nullable=True
    )


class RefreshToken(Base):
    """One row per issued refresh token. token_hash stores a SHA-256 of the
    raw token so a DB leak can't be replayed back at the auth endpoint."""

    __tablename__ = "refresh_tokens"

    id: Mapped[str] = mapped_column(String, primary_key=True)
    user_id: Mapped[str] = mapped_column(
        String, ForeignKey("users.id"), nullable=False, index=True
    )
    token_hash: Mapped[str] = mapped_column(
        String, unique=True, nullable=False
    )
    device: Mapped[Optional[str]] = mapped_column(String, nullable=True)
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False)
    expires_at: Mapped[datetime] = mapped_column(DateTime, nullable=False)
    revoked_at: Mapped[Optional[datetime]] = mapped_column(
        DateTime, nullable=True
    )


class ActivityLog(Base):
    """Append-only audit trail. Pruned to 90 days on app startup."""

    __tablename__ = "activity_log"

    id: Mapped[str] = mapped_column(String, primary_key=True)
    user_id: Mapped[str] = mapped_column(
        String, ForeignKey("users.id"), nullable=False, index=True
    )
    action: Mapped[str] = mapped_column(String, nullable=False)
    resource: Mapped[str] = mapped_column(String, nullable=False)
    resource_id: Mapped[Optional[str]] = mapped_column(String, nullable=True)
    metadata_json: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
    source: Mapped[str] = mapped_column(String, nullable=False, default="web")
    ip_address: Mapped[Optional[str]] = mapped_column(String, nullable=True)
    user_agent: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
    created_at: Mapped[datetime] = mapped_column(
        DateTime, nullable=False, index=True
    )


class DiscoveryConversation(Base):
    """A single self-discovery conversation: the five narrative responses."""

    __tablename__ = "discovery_conversation"

    id: Mapped[str] = mapped_column(String, primary_key=True)
    user_id: Mapped[str] = mapped_column(
        String, ForeignKey("users.id"), nullable=False, index=True
    )
    started_at: Mapped[datetime] = mapped_column(DateTime, nullable=False)
    completed_at: Mapped[Optional[datetime]] = mapped_column(
        DateTime, nullable=True
    )

    prompt_alive: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
    prompt_friction: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
    prompt_pull: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
    prompt_recognition: Mapped[Optional[str]] = mapped_column(
        Text, nullable=True
    )
    prompt_future: Mapped[Optional[str]] = mapped_column(Text, nullable=True)


class DiscoveryProfile(Base):
    """The extracted enneagram + Ikigai profile for a conversation."""

    __tablename__ = "discovery_profile"

    id: Mapped[str] = mapped_column(String, primary_key=True)
    user_id: Mapped[str] = mapped_column(
        String, ForeignKey("users.id"), nullable=False, index=True
    )
    conversation_id: Mapped[str] = mapped_column(
        String, ForeignKey("discovery_conversation.id"), nullable=False
    )
    generated_at: Mapped[datetime] = mapped_column(DateTime, nullable=False)

    triad: Mapped[Optional[str]] = mapped_column(String, nullable=True)
    probable_type: Mapped[Optional[int]] = mapped_column(Integer, nullable=True)
    wing: Mapped[Optional[int]] = mapped_column(Integer, nullable=True)
    instinctual_variant: Mapped[Optional[str]] = mapped_column(
        String, nullable=True
    )
    instinctual_stack: Mapped[Optional[str]] = mapped_column(
        String, nullable=True
    )

    love_summary: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
    strength_summary: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
    mission_summary: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
    vocation_summary: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
    overlap_narrative: Mapped[Optional[str]] = mapped_column(
        Text, nullable=True
    )

    confidence_json: Mapped[Optional[str]] = mapped_column(Text, nullable=True)
    locked: Mapped[bool] = mapped_column(
        Boolean, nullable=False, default=False
    )