"""
Core AI Foundry functionality.
"""

import logging
from typing import Optional
from pathlib import Path

logger = logging.getLogger(__name__)

class ComplianceAwareRAG:
    """Basic RAG system placeholder."""
    
    def __init__(self, documents: str, compliance_rules: Optional[list] = None):
        self.documents_path = Path(documents)
        self.compliance_rules = compliance_rules or ["general"]
        logger.info(f"Initialized RAG for: {documents}")
    
    def build(self):
        """Build the RAG system."""
        logger.info("Building RAG system...")
        if not self.documents_path.exists():
            raise FileNotFoundError(f"Documents not found: {self.documents_path}")
        return self
    
    def query(self, question: str) -> dict:
        """Query the RAG system."""
        return {
            "answer": "This is a placeholder response from AI Foundry RAG system.",
            "sources": ["document1.pdf", "document2.pdf"],
            "confidence": 0.85
        }
