"""Fraud Detection Trace - Tracks fraud analysis process."""

from typing import Dict, List, Any
from datetime import datetime


class FraudDetectionTrace:
    """Maintains trace of fraud detection process."""
    
    def __init__(self):
        self.trace_steps = []
        self.start_time = None
    
    def start_trace(self, claim_id: str):
        self.start_time = datetime.now()
        self.trace_steps = []
        self.add_step("fraud_analysis_started", {"claim_id": claim_id})
    
    def add_step(self, step_name: str, step_data: Dict[str, Any]):
        step = {
            "step": step_name,
            "timestamp": datetime.now().isoformat(),
            "data": step_data
        }
        self.trace_steps.append(step)
    
    def get_trace(self) -> Dict[str, Any]:
        return {
            "trace_id": f"FTRACE-{self.start_time.strftime('%Y%m%d%H%M%S')}" if self.start_time else "FTRACE-UNKNOWN",
            "total_steps": len(self.trace_steps),
            "steps": self.trace_steps
        }