"""
Exceptions for the Imago Client SDK.
"""

class ImagoError(Exception):
    """Base exception for all Imago SDK errors."""

class AuthError(ImagoError):
    """Raised when authentication fails (401)."""

class QuotaError(ImagoError):
    """Raised when quota limits are reached (429 or 403 quota)."""

class NotFoundError(ImagoError):
    """Raised when a requested resource is not found (404)."""

class APIError(ImagoError):
    """Raised when the API returns an unexpected error."""
    def __init__(self, message: str, status_code: int = None, details: dict = None):
        super().__init__(message)
        self.status_code = status_code
        self.details = details or {}

class PipelineError(ImagoError):
    """Raised when an error occurs in the AI processing pipeline."""