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use crate::IsoTpState;

#[derive(Debug, Clone, thiserror::Error)]
pub enum Error {
    #[error("ISO-TP - device error")]
    DeviceError,

    #[error("ISO-TP - the pdu(protocol data unit) is empty")]
    EmptyPdu,

    #[error("ISO-TP - invalid pdu(protocol data unit): {0:?}")]
    InvalidPdu(Vec<u8>),

    #[error("ISO-TP - invalid parameter: {0}")]
    InvalidParam(String),

    #[error("ISO-TP - invalid data length: {actual}, expect: {expect}")]
    InvalidDataLength { actual: usize, expect: usize, },

    #[error("ISO-TP - data length: {0} is out of range")]
    LengthOutOfRange(usize),

    #[error("ISO-TP - invalid sequence: {actual}, expect: {expect}")]
    InvalidSequence{ actual: u8, expect: u8, },

    #[error("ISO-TP - mixed frames")]
    MixFramesError,

    #[error("ISO-TP - timeout when time({value}{unit})")]
    Timeout { value: u64, unit: &'static str },

    #[error("ISO-TP - error when converting {src:?} to {target:?}")]
    ConvertError { src: &'static str, target: &'static str, },

    #[error("ISO-TP - state error (expected include {expected:?}, found {found:?})")]
    StateError { expected: IsoTpState, found: IsoTpState },

    #[error("ISO-TP - context error when {0}")]
    ContextError(String),
}