"""MCP Client plugin models — external MCP server configurations."""

from __future__ import annotations

import uuid
from datetime import datetime

from sqlalchemy import Boolean, DateTime, ForeignKey, Index, String, Text
from sqlalchemy.dialects.postgresql import UUID as PGUUID
from sqlalchemy.orm import Mapped, mapped_column

from app.core.db import Base, TenantMixin


class McpServerConfig(Base, TenantMixin):
    """Configuration for an external MCP server — tenant-scoped."""

    __tablename__ = "mcp_server_configs"
    __table_args__ = (
        Index("ix_mcp_server_configs_tenant", "tenant_id"),
        Index("ix_mcp_server_configs_tenant_name", "tenant_id", "name"),
    )

    id: Mapped[uuid.UUID] = mapped_column(
        PGUUID(as_uuid=True), primary_key=True, default=uuid.uuid4
    )
    name: Mapped[str] = mapped_column(String(200), nullable=False)
    url: Mapped[str] = mapped_column(String(500), nullable=False)
    api_token: Mapped[str | None] = mapped_column(String(500), nullable=True)
    enabled: Mapped[bool] = mapped_column(Boolean, default=True, nullable=False)
    description: Mapped[str | None] = mapped_column(Text, nullable=True)
    last_connected_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
    created_by: Mapped[uuid.UUID | None] = mapped_column(PGUUID(as_uuid=True), nullable=True)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=datetime.utcnow, nullable=False)
    updated_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=datetime.utcnow, onupdate=datetime.utcnow, nullable=False)