"""
Custom exceptions for the COBY system.
"""


class COBYException(Exception):
    """Base exception for COBY system"""
    
    def __init__(self, message: str, error_code: str = None, details: dict = None):
        super().__init__(message)
        self.message = message
        self.error_code = error_code
        self.details = details or {}
    
    def to_dict(self) -> dict:
        """Convert exception to dictionary"""
        return {
            'error': self.__class__.__name__,
            'message': self.message,
            'error_code': self.error_code,
            'details': self.details
        }


class ConnectionError(COBYException):
    """Exception raised for connection-related errors"""
    pass


class ValidationError(COBYException):
    """Exception raised for data validation errors"""
    pass


class ProcessingError(COBYException):
    """Exception raised for data processing errors"""
    pass


class StorageError(COBYException):
    """Exception raised for storage-related errors"""
    pass


class ConfigurationError(COBYException):
    """Exception raised for configuration errors"""
    pass


class ReplayError(COBYException):
    """Exception raised for replay-related errors"""
    pass


class AggregationError(COBYException):
    """Exception raised for aggregation errors"""
    pass