"""Standardized error types for the Crypto MCP server."""


class CryptoMCPError(Exception):
    """Base error."""
    code: str = "INTERNAL_ERROR"

    def to_dict(self) -> dict:
        return {"error": self.code, "detail": str(self)}


class SymbolNotFoundError(CryptoMCPError):
    code = "SYMBOL_NOT_FOUND"


class ProviderError(CryptoMCPError):
    code = "PROVIDER_ERROR"


class InsufficientDataError(CryptoMCPError):
    code = "INSUFFICIENT_DATA"


class InvalidParamsError(CryptoMCPError):
    code = "INVALID_PARAMS"


class UnsupportedIndicatorError(CryptoMCPError):
    code = "UNSUPPORTED_INDICATOR"


class UnsupportedTimeframeError(CryptoMCPError):
    code = "UNSUPPORTED_TIMEFRAME"