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node-data: move ledger::transaction in its own module
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,158 @@ | ||
| // This Source Code Form is subject to the terms of the Mozilla Public | ||
| // License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| // file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
| // | ||
| // Copyright (c) DUSK NETWORK. All rights reserved. | ||
|
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||
| use super::*; | ||
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| use execution_core::transfer::Transaction as PhoenixTransaction; | ||
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| #[derive(Debug, Clone)] | ||
| pub struct Transaction { | ||
| pub version: u32, | ||
| pub r#type: u32, | ||
| pub inner: PhoenixTransaction, | ||
| } | ||
|
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| impl From<PhoenixTransaction> for Transaction { | ||
| fn from(value: PhoenixTransaction) -> Self { | ||
| Self { | ||
| inner: value, | ||
| r#type: 1, | ||
| version: 1, | ||
| } | ||
| } | ||
| } | ||
|
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| #[derive(Debug, Clone)] | ||
| pub struct SpentTransaction { | ||
| pub inner: Transaction, | ||
| pub block_height: u64, | ||
| pub gas_spent: u64, | ||
| pub err: Option<String>, | ||
| } | ||
|
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| impl Transaction { | ||
| /// Computes the hash of the transaction. | ||
| /// | ||
| /// This method returns the [hash](rusk_abi::hash()) of the entire | ||
| /// transaction in its serialized form | ||
| /// | ||
| /// ### Returns | ||
| /// An array of 32 bytes representing the hash of the transaction. | ||
| pub fn hash(&self) -> [u8; 32] { | ||
| Hasher::digest(self.inner.to_var_bytes()).to_bytes() | ||
| } | ||
|
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| /// Computes the transaction ID. | ||
| /// | ||
| /// The transaction ID is a unique identifier for the transaction. | ||
| /// Unlike the [`hash()`](#method.hash) method, which is computed over the | ||
| /// entire transaction, the transaction ID is derived from specific | ||
| /// fields of the transaction and serves as a unique identifier of the | ||
| /// transaction itself. | ||
| /// | ||
| /// ### Returns | ||
| /// An array of 32 bytes representing the transaction ID. | ||
| pub fn id(&self) -> [u8; 32] { | ||
| Hasher::digest(self.inner.to_hash_input_bytes()).to_bytes() | ||
| } | ||
|
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| pub fn gas_price(&self) -> u64 { | ||
| self.inner.payload().fee().gas_price | ||
| } | ||
| pub fn to_nullifiers(&self) -> Vec<[u8; 32]> { | ||
| self.inner | ||
| .payload() | ||
| .tx_skeleton() | ||
| .nullifiers() | ||
| .iter() | ||
| .map(|n| n.to_bytes()) | ||
| .collect() | ||
| } | ||
| } | ||
|
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| impl PartialEq<Self> for Transaction { | ||
| fn eq(&self, other: &Self) -> bool { | ||
| self.r#type == other.r#type | ||
| && self.version == other.version | ||
| && self.id() == other.id() | ||
| } | ||
| } | ||
|
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| impl Eq for Transaction {} | ||
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| impl PartialEq<Self> for SpentTransaction { | ||
| fn eq(&self, other: &Self) -> bool { | ||
| self.inner == other.inner && self.gas_spent == other.gas_spent | ||
| } | ||
| } | ||
|
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| impl Eq for SpentTransaction {} | ||
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| #[cfg(any(feature = "faker", test))] | ||
| pub mod faker { | ||
| use super::*; | ||
| use execution_core::transfer::{ContractCall, Fee, Payload}; | ||
| use execution_core::{ | ||
| BlsScalar, JubJubScalar, Note, PublicKey, SecretKey, TxSkeleton, | ||
| }; | ||
| use rand::Rng; | ||
|
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| impl<T> Dummy<T> for Transaction { | ||
| fn dummy_with_rng<R: Rng + ?Sized>(_config: &T, _rng: &mut R) -> Self { | ||
| gen_dummy_tx(1_000_000) | ||
| } | ||
| } | ||
|
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| impl<T> Dummy<T> for SpentTransaction { | ||
| fn dummy_with_rng<R: Rng + ?Sized>(_config: &T, _rng: &mut R) -> Self { | ||
| let tx = gen_dummy_tx(1_000_000); | ||
| SpentTransaction { | ||
| inner: tx, | ||
| block_height: 0, | ||
| gas_spent: 3, | ||
| err: Some("error".to_string()), | ||
| } | ||
| } | ||
| } | ||
|
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| /// Generates a decodable transaction from a fixed blob with a specified | ||
| /// gas price. | ||
| pub fn gen_dummy_tx(gas_price: u64) -> Transaction { | ||
| let pk = PublicKey::from(&SecretKey::new( | ||
| JubJubScalar::from(42u64), | ||
| JubJubScalar::from(42u64), | ||
| )); | ||
| let gas_limit = 1; | ||
|
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| let fee = Fee::deterministic( | ||
| &JubJubScalar::from(5u64), | ||
| &pk, | ||
| gas_limit, | ||
| gas_price, | ||
| &[JubJubScalar::from(9u64), JubJubScalar::from(10u64)], | ||
| ); | ||
|
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| let tx_skeleton = TxSkeleton { | ||
| root: BlsScalar::from(12345u64), | ||
| nullifiers: vec![ | ||
| BlsScalar::from(1u64), | ||
| BlsScalar::from(2u64), | ||
| BlsScalar::from(3u64), | ||
| ], | ||
| outputs: [Note::empty(), Note::empty()], | ||
| max_fee: gas_price * gas_limit, | ||
| deposit: 0, | ||
| }; | ||
|
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| let contract_call = | ||
| ContractCall::new([21; 32], "some_method", &()).unwrap(); | ||
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| let payload = Payload::new(tx_skeleton, fee, Some(contract_call)); | ||
| let proof = vec![1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]; | ||
|
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| PhoenixTransaction::new(payload, proof).into() | ||
| } | ||
| } |