"""V2 System - Learning-based optimization (placeholder for coordinator)."""

from typing import Any, Dict, Optional


class V2System:
    """V2 learning-based optimization system."""

    async def initialize(self) -> None:
        """Initialize V2 system."""
        pass

    async def identify_bottleneck(self, event) -> Optional[Dict[str, Any]]:
        """Identify optimization target from event."""
        return None

    async def generate_plan(self, target: Dict) -> Any:
        """Generate execution plan for target."""
        pass

    async def optimize_plan(self, plan: Any) -> Any:
        """Optimize plan hyperparameters."""
        return plan

    async def ab_test(self, plan_a: Any, plan_b: Any) -> Any:
        """A/B test two plans and return winner."""
        return plan_b

    async def refresh_tool_catalog(self) -> None:
        """Refresh available tools from V1."""
        pass

    async def shutdown(self) -> None:
        """Shutdown V2 system."""
        pass
