from fastapi import APIRouter, HTTPException
from app.services.openrouter import openrouter_service
from app.schemas.schemas import AIAnalysisRequest, AIAnalysisResponse
from app.services.decisions import log_decision

router = APIRouter(prefix="/ai", tags=["AI Analysis"])


@router.post("/analyze", response_model=AIAnalysisResponse)
async def analyze_scenario(request: AIAnalysisRequest):
    """
    Analyze trading scenario using AI (Claude 3.5 Sonnet via OpenRouter)

    Provides:
    - Trading recommendation (BUY/SELL/HOLD)
    - Confidence level
    - Detailed reasoning
    - Support and resistance levels
    - Risk assessment
    """
    try:
        analysis = await openrouter_service.analyze_scenario(request)
        # Log decision (best-effort) with minimal metadata
        try:
            log_decision(
                symbol="XAU/USD",
                timeframe="unknown",
                style="unknown",
                recommendation=analysis.recommendation.value if hasattr(analysis, 'recommendation') else str(analysis.recommendation),
                confidence=float(analysis.confidence),
                risk_level=analysis.risk_level.value if hasattr(analysis, 'risk_level') else str(analysis.risk_level),
                rationale=analysis.reasoning,
                inputs_hash=None,
                cost={},
            )
        except Exception:
            pass
        return analysis

    except Exception as e:
        raise HTTPException(
            status_code=500, detail=f"AI analysis failed: {str(e)}"
        )