"""SLM reasoning layer — Ollama API invocation (Phase 2).

Submits a context bundle to the local Ollama API and parses
the structured response into an RCAResult.
"""
from __future__ import annotations

import logging

from .models import CandidateIncident, RCAResult

logger = logging.getLogger(__name__)

OLLAMA_API_URL = "http://localhost:11434/api/chat"


class RCAAgent:
    """Invokes the local SLM via Ollama and returns a structured RCAResult.

    The SLM is NOT a streaming log consumer — it is an on-demand reasoner
    activated only when Layer 2 fires a trigger.
    """

    def __init__(self, model: str = "phi4", ollama_url: str = OLLAMA_API_URL) -> None:
        """
        Args:
            model: Ollama model name (e.g. "phi4", "mistral").
            ollama_url: Base URL for the Ollama API.
        """
        raise NotImplementedError

    def analyze(self, incident: CandidateIncident, context_bundle: dict) -> RCAResult:
        """Submit the context bundle to the SLM and return a parsed RCAResult."""
        raise NotImplementedError