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/// Transaction types of all Ethereum transaction
#[repr(u8)]
#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub enum TransactionType {
    /// Legacy transaction type
    Legacy = 0,
    /// EIP-2930 Access List transaction type
    Eip2930,
    /// EIP-1559 Fee market change transaction type
    Eip1559,
    /// EIP-4844 Blob transaction type
    Eip4844,
    /// EIP-7702 Set EOA account code transaction type
    Eip7702,
    /// Custom type means that the transaction trait was extended and has
    /// custom types
    Custom,
}

impl PartialEq<u8> for TransactionType {
    fn eq(&self, other: &u8) -> bool { (*self as u8) == *other }
}

impl PartialEq<TransactionType> for u8 {
    fn eq(&self, other: &TransactionType) -> bool { *self == (*other as u8) }
}

impl From<TransactionType> for u8 {
    fn from(tx_type: TransactionType) -> u8 { tx_type as u8 }
}

impl From<u8> for TransactionType {
    fn from(value: u8) -> Self {
        match value {
            0 => Self::Legacy,
            1 => Self::Eip2930,
            2 => Self::Eip1559,
            3 => Self::Eip4844,
            4 => Self::Eip7702,
            _ => Self::Custom,
        }
    }
}