"""
Response formatter for API responses.
"""

from typing import Any, Dict, Optional
from datetime import datetime


class ResponseFormatter:
    """Format API responses consistently"""
    
    def success(self, data: Any, message: str = "Success") -> Dict[str, Any]:
        """Format success response"""
        return {
            "status": "success",
            "message": message,
            "data": data,
            "timestamp": datetime.utcnow().isoformat()
        }
    
    def error(self, message: str, code: str = "ERROR", details: Optional[Dict] = None) -> Dict[str, Any]:
        """Format error response"""
        response = {
            "status": "error",
            "message": message,
            "code": code,
            "timestamp": datetime.utcnow().isoformat()
        }
        
        if details:
            response["details"] = details
            
        return response
    
    def health(self, healthy: bool = True, components: Optional[Dict] = None) -> Dict[str, Any]:
        """Format health check response"""
        return {
            "status": "healthy" if healthy else "unhealthy",
            "timestamp": datetime.utcnow().isoformat(),
            "components": components or {}
        }