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use hedera_proto::services;
use time::OffsetDateTime;
use crate::protobuf::{
FromProtobuf,
ToProtobuf,
};
/// Contains the current and next [`FeeSchedule`]s.
///
/// See the [Hedera documentation]
///
/// [Hedera documentation]: https://docs.hedera.com/guides/docs/hedera-api/basic-types/currentandnextfeeschedule
#[derive(Debug, Clone, Eq, PartialEq)]
pub struct FeeSchedules {
/// The current fee schedule.
pub current: Option<FeeSchedule>,
/// The next fee schedule.
pub next: Option<FeeSchedule>,
}
impl FeeSchedules {
/// Create a new `FeeSchedules` from protobuf-encoded `bytes`.
///
/// # Errors
/// - [`Error::FromProtobuf`](crate::Error::FromProtobuf) if decoding the bytes fails to produce a valid protobuf.
/// - [`Error::FromProtobuf`](crate::Error::FromProtobuf) if decoding the protobuf fails.
pub fn from_bytes(bytes: &[u8]) -> crate::Result<Self> {
FromProtobuf::from_bytes(bytes)
}
/// Convert `self` to a protobuf-encoded [`Vec<u8>`].
#[must_use]
pub fn to_bytes(&self) -> Vec<u8> {
ToProtobuf::to_bytes(self)
}
}
impl FromProtobuf<services::CurrentAndNextFeeSchedule> for FeeSchedules {
fn from_protobuf(pb: services::CurrentAndNextFeeSchedule) -> crate::Result<Self> {
Ok(Self {
current: Option::from_protobuf(pb.current_fee_schedule)?,
next: Option::from_protobuf(pb.next_fee_schedule)?,
})
}
}
impl ToProtobuf for FeeSchedules {
type Protobuf = services::CurrentAndNextFeeSchedule;
fn to_protobuf(&self) -> Self::Protobuf {
services::CurrentAndNextFeeSchedule {
current_fee_schedule: self.current.to_protobuf(),
next_fee_schedule: self.next.to_protobuf(),
}
}
}
/// The fee schedules for hedera functionality and the time at which this fee schedule will expire.
///
/// See the [Hedera documentation].
///
/// [Hedera documentation]: https://docs.hedera.com/guides/docs/hedera-api/basic-types/feeschedule
#[derive(Debug, Clone, Eq, PartialEq)]
pub struct FeeSchedule {
/// The fee schedules per specific piece of functionality.
pub transaction_fee_schedules: Vec<TransactionFeeSchedule>,
/// The time this fee schedule will expire at.
pub expiration_time: OffsetDateTime,
}
impl FeeSchedule {
/// Create a new `FeeSchedule` from protobuf-encoded `bytes`.
///
/// # Errors
/// - [`Error::FromProtobuf`](crate::Error::FromProtobuf) if decoding the bytes fails to produce a valid protobuf.
/// - [`Error::FromProtobuf`](crate::Error::FromProtobuf) if decoding the protobuf fails.
pub fn from_bytes(bytes: &[u8]) -> crate::Result<Self> {
FromProtobuf::from_bytes(bytes)
}
/// Convert `self` to a protobuf-encoded [`Vec<u8>`].
#[must_use]
pub fn to_bytes(&self) -> Vec<u8> {
ToProtobuf::to_bytes(self)
}
}
impl FromProtobuf<services::FeeSchedule> for FeeSchedule {
fn from_protobuf(pb: services::FeeSchedule) -> crate::Result<Self> {
Ok(Self {
transaction_fee_schedules: Vec::from_protobuf(pb.transaction_fee_schedule)?,
expiration_time: pb_getf!(pb, expiry_time)?.into(),
})
}
}
impl ToProtobuf for FeeSchedule {
type Protobuf = services::FeeSchedule;
fn to_protobuf(&self) -> Self::Protobuf {
services::FeeSchedule {
transaction_fee_schedule: self.transaction_fee_schedules.to_protobuf(),
expiry_time: Some(self.expiration_time.into()),
}
}
}
/// The fees for a specific transaction or query based on the fee data.
///
/// See the [Hedera documentation].
///
/// [Hedera documentation]: https://docs.hedera.com/guides/docs/hedera-api/basic-types/transactionfeeschedule
#[derive(Debug, Clone, Eq, PartialEq)]
pub struct TransactionFeeSchedule {
/// The request type that this fee schedule applies to.
pub request_type: RequestType,
/// Resource price coefficients.
#[deprecated]
pub fee_data: Option<Box<FeeData>>,
/// Resource price coefficients.
///
/// Supports subtype definition.
pub fees: Vec<FeeData>,
}
impl TransactionFeeSchedule {
/// Create a new `TransactionFeeSchedule` from protobuf-encoded `bytes`.
///
/// # Errors
/// - [`Error::FromProtobuf`](crate::Error::FromProtobuf) if decoding the bytes fails to produce a valid protobuf.
/// - [`Error::FromProtobuf`](crate::Error::FromProtobuf) if decoding the protobuf fails.
pub fn from_bytes(bytes: &[u8]) -> crate::Result<Self> {
FromProtobuf::from_bytes(bytes)
}
/// Convert `self` to a protobuf-encoded [`Vec<u8>`].
#[must_use]
pub fn to_bytes(&self) -> Vec<u8> {
ToProtobuf::to_bytes(self)
}
}
impl FromProtobuf<services::TransactionFeeSchedule> for TransactionFeeSchedule {
#[allow(deprecated)]
fn from_protobuf(pb: services::TransactionFeeSchedule) -> crate::Result<Self> {
Ok(Self {
request_type: RequestType::from_protobuf(pb.hedera_functionality())?,
fee_data: Option::from_protobuf(pb.fee_data)?.map(Box::new),
fees: Vec::from_protobuf(pb.fees)?,
})
}
}
impl ToProtobuf for TransactionFeeSchedule {
type Protobuf = services::TransactionFeeSchedule;
#[allow(deprecated)]
fn to_protobuf(&self) -> Self::Protobuf {
services::TransactionFeeSchedule {
hedera_functionality: self.request_type.to_protobuf() as i32,
fee_data: self.fee_data.to_protobuf(),
fees: self.fees.to_protobuf(),
}
}
}
/// The functionality provided by Hedera.
#[derive(Debug, Clone, Eq, PartialEq)]
#[non_exhaustive]
pub enum RequestType {
/// UNSPECIFIED - Need to keep first value as unspecified because first element is ignored and not parsed (0 is ignored by parser)
None,
/// Transfer from one account to another.
///
/// [`TransferTransaction`](crate::TransferTransaction).
CryptoTransfer,
/// Update an account.
///
/// [`AccountUpdateTransaction`](crate::AccountUpdateTransaction).
CryptoUpdate,
/// Delete an account.
///
/// [`AccountDeleteTransaction`](crate::AccountDeleteTransaction).
CryptoDelete,
/// Add a live hash to an account (not currently supported).
CryptoAddLiveHash,
/// Remove a live hash from an account (not currently supported).
CryptoDeleteLiveHash,
/// Execute a contract.
///
/// [`ContractExecuteTransaction`](crate::ContractExecuteTransaction)
ContractCall,
/// Create a contract.
///
/// [`ContractCreateTransaction`](crate::ContractCreateTransaction)
ContractCreate,
/// Update a contract.
///
/// [`ContractUpdateTransaction`](crate::ContractUpdateTransaction)
ContractUpdate,
/// Create a file.
FileCreate,
/// Append data to a file.
FileAppend,
/// Update a file.
FileUpdate,
/// Delete a file.
FileDelete,
/// Query the balance for an account.
CryptoGetAccountBalance,
/// Query the records for an account.
CryptoGetAccountRecords,
/// Query the info for an account.
CryptoGetInfo,
/// Execute a contract locally on a node.
ContractCallLocal,
/// Query the info for a contract.
ContractGetInfo,
/// Query the bytecode for a contract.
ContractGetBytecode,
/// Lookup a contract by its solidity ID.
GetBySolidityId,
/// Lookup a contract by key.
GetByKey,
/// Query the live hashes for a account (not currently supported).
CryptoGetLiveHash,
/// Query the stakers for an account.
CryptoGetStakers,
/// Query the contents of a file.
FileGetContents,
/// Query the info for a file.
FileGetInfo,
/// Query the record for a transaction.
TransactionGetRecord,
/// Query the records for a contract.
ContractGetRecords,
/// Create an account.
CryptoCreate,
/// System delete a file or contract.
SystemDelete,
/// System undelete a file or contract.
SystemUndelete,
/// Delete a contract.
ContractDelete,
/// Freeze the network.
Freeze,
/// Creation of a transaction record..
CreateTransactionRecord,
/// Auto renewal of an account.
CryptoAccountAutoRenew,
/// Auto renewal of a contract
ContractAutoRenew,
/// Query the version info of the network.
GetVersionInfo,
/// Query the receipt for a transaction.
TransactionGetReceipt,
/// Create a topic.
ConsensusCreateTopic,
/// Update a topic.
ConsensusUpdateTopic,
/// Delete a topic.
ConsensusDeleteTopic,
/// Query the info for a topic.
ConsensusGetTopicInfo,
/// Submit a message to a topic.
ConsensusSubmitMessage,
/// Submit a transaction without validation.
UncheckedSubmit,
/// Create a topic.
TokenCreate,
/// Query the info for a token.
TokenGetInfo,
/// Freeze an account's balance of a token.
TokenFreezeAccount,
/// Unfreeze an account's balance of a token.
TokenUnfreezeAccount,
/// Grant KYC to an account for a token.
TokenGrantKycToAccount,
/// Revoke KYC from an account for a token.
TokenRevokeKycFromAccount,
/// Delete a token.
TokenDelete,
/// Update a token.
TokenUpdate,
/// Mint items on a token.
TokenMint,
/// Burn items from a token.
TokenBurn,
/// Wipe an account's balance of a token.
TokenAccountWipe,
/// Associate tokens to an account.
TokenAssociateToAccount,
/// Dissociate tokens from an account.
TokenDissociateFromAccount,
/// Create a schedule.
ScheduleCreate,
/// Delete a schedule.
ScheduleDelete,
/// Sign a schedule.
ScheduleSign,
/// Query the info for a schedule.
ScheduleGetInfo,
/// Query the info of held NFTs for an account.
TokenGetAccountNftInfos,
/// Query the info of an NFT for a token.
TokenGetNftInfo,
/// Query the info of NFT for a token.
TokenGetNftInfos,
/// Update the fee schedule for a token.
TokenFeeScheduleUpdate,
/// Query the execution time of a transaction.
NetworkGetExecutionTime,
/// Pause usage of a token.
TokenPause,
/// Unpause usage of a token.
TokenUnpause,
/// Approve an account spending another account's currency.
CryptoApproveAllowance,
/// Unapprove an account spending another account's currency.
CryptoDeleteAllowance,
/// Query the details for an account.
GetAccountDetails,
/// Execute an ethereum style transaction.
EthereumTransaction,
/// Update an account/contract's staked node.
NodeStakeUpdate,
/// Execute a PRNG transaction.
UtilPrng,
/// Get a record for a transaction.
TransactionGetFastRecord,
/// Update the metadata of one or more NFT's of a specific token type.
TokenUpdateNfts,
}
impl FromProtobuf<services::HederaFunctionality> for RequestType {
fn from_protobuf(pb: services::HederaFunctionality) -> crate::Result<Self> {
use services::HederaFunctionality;
let value = match pb {
HederaFunctionality::None => Self::None,
HederaFunctionality::CryptoTransfer => Self::CryptoTransfer,
HederaFunctionality::CryptoUpdate => Self::CryptoUpdate,
HederaFunctionality::CryptoDelete => Self::CryptoDelete,
HederaFunctionality::CryptoAddLiveHash => Self::CryptoAddLiveHash,
HederaFunctionality::CryptoDeleteLiveHash => Self::CryptoDeleteLiveHash,
HederaFunctionality::ContractCall => Self::ContractCall,
HederaFunctionality::ContractCreate => Self::ContractCreate,
HederaFunctionality::ContractUpdate => Self::ContractUpdate,
HederaFunctionality::FileCreate => Self::FileCreate,
HederaFunctionality::FileAppend => Self::FileAppend,
HederaFunctionality::FileUpdate => Self::FileUpdate,
HederaFunctionality::FileDelete => Self::FileDelete,
HederaFunctionality::CryptoGetAccountBalance => Self::CryptoGetAccountBalance,
HederaFunctionality::CryptoGetAccountRecords => Self::CryptoGetAccountRecords,
HederaFunctionality::CryptoGetInfo => Self::CryptoGetInfo,
HederaFunctionality::ContractCallLocal => Self::ContractCallLocal,
HederaFunctionality::ContractGetInfo => Self::ContractGetInfo,
HederaFunctionality::ContractGetBytecode => Self::ContractGetBytecode,
HederaFunctionality::GetBySolidityId => Self::GetBySolidityId,
HederaFunctionality::GetByKey => Self::GetByKey,
HederaFunctionality::CryptoGetLiveHash => Self::CryptoGetLiveHash,
HederaFunctionality::CryptoGetStakers => Self::CryptoGetStakers,
HederaFunctionality::FileGetContents => Self::FileGetContents,
HederaFunctionality::FileGetInfo => Self::FileGetInfo,
HederaFunctionality::TransactionGetRecord => Self::TransactionGetRecord,
HederaFunctionality::ContractGetRecords => Self::ContractGetRecords,
HederaFunctionality::CryptoCreate => Self::CryptoCreate,
HederaFunctionality::SystemDelete => Self::SystemDelete,
HederaFunctionality::SystemUndelete => Self::SystemUndelete,
HederaFunctionality::ContractDelete => Self::ContractDelete,
HederaFunctionality::Freeze => Self::Freeze,
HederaFunctionality::CreateTransactionRecord => Self::CreateTransactionRecord,
HederaFunctionality::CryptoAccountAutoRenew => Self::CryptoAccountAutoRenew,
HederaFunctionality::ContractAutoRenew => Self::ContractAutoRenew,
HederaFunctionality::GetVersionInfo => Self::GetVersionInfo,
HederaFunctionality::TransactionGetReceipt => Self::TransactionGetReceipt,
HederaFunctionality::ConsensusCreateTopic => Self::ConsensusCreateTopic,
HederaFunctionality::ConsensusUpdateTopic => Self::ConsensusUpdateTopic,
HederaFunctionality::ConsensusDeleteTopic => Self::ConsensusDeleteTopic,
HederaFunctionality::ConsensusGetTopicInfo => Self::ConsensusGetTopicInfo,
HederaFunctionality::ConsensusSubmitMessage => Self::ConsensusSubmitMessage,
HederaFunctionality::UncheckedSubmit => Self::UncheckedSubmit,
HederaFunctionality::TokenCreate => Self::TokenCreate,
HederaFunctionality::TokenGetInfo => Self::TokenGetInfo,
HederaFunctionality::TokenFreezeAccount => Self::TokenFreezeAccount,
HederaFunctionality::TokenUnfreezeAccount => Self::TokenUnfreezeAccount,
HederaFunctionality::TokenGrantKycToAccount => Self::TokenGrantKycToAccount,
HederaFunctionality::TokenRevokeKycFromAccount => Self::TokenRevokeKycFromAccount,
HederaFunctionality::TokenDelete => Self::TokenDelete,
HederaFunctionality::TokenUpdate => Self::TokenUpdate,
HederaFunctionality::TokenMint => Self::TokenMint,
HederaFunctionality::TokenBurn => Self::TokenBurn,
HederaFunctionality::TokenAccountWipe => Self::TokenAccountWipe,
HederaFunctionality::TokenAssociateToAccount => Self::TokenAssociateToAccount,
HederaFunctionality::TokenDissociateFromAccount => Self::TokenDissociateFromAccount,
HederaFunctionality::ScheduleCreate => Self::ScheduleCreate,
HederaFunctionality::ScheduleDelete => Self::ScheduleDelete,
HederaFunctionality::ScheduleSign => Self::ScheduleSign,
HederaFunctionality::ScheduleGetInfo => Self::ScheduleGetInfo,
HederaFunctionality::TokenGetAccountNftInfos => Self::TokenGetAccountNftInfos,
HederaFunctionality::TokenGetNftInfo => Self::TokenGetNftInfo,
HederaFunctionality::TokenGetNftInfos => Self::TokenGetNftInfos,
HederaFunctionality::TokenFeeScheduleUpdate => Self::TokenFeeScheduleUpdate,
HederaFunctionality::NetworkGetExecutionTime => Self::NetworkGetExecutionTime,
HederaFunctionality::TokenPause => Self::TokenPause,
HederaFunctionality::TokenUnpause => Self::TokenUnpause,
HederaFunctionality::CryptoApproveAllowance => Self::CryptoApproveAllowance,
HederaFunctionality::CryptoDeleteAllowance => Self::CryptoDeleteAllowance,
HederaFunctionality::GetAccountDetails => Self::GetAccountDetails,
HederaFunctionality::EthereumTransaction => Self::EthereumTransaction,
HederaFunctionality::NodeStakeUpdate => Self::NodeStakeUpdate,
HederaFunctionality::UtilPrng => Self::UtilPrng,
HederaFunctionality::TransactionGetFastRecord => Self::TransactionGetFastRecord,
HederaFunctionality::TokenUpdateNfts => Self::TokenUpdateNfts,
};
Ok(value)
}
}
impl ToProtobuf for RequestType {
type Protobuf = services::HederaFunctionality;
fn to_protobuf(&self) -> Self::Protobuf {
use services::HederaFunctionality;
match self {
Self::None => HederaFunctionality::None,
Self::CryptoTransfer => HederaFunctionality::CryptoTransfer,
Self::CryptoUpdate => HederaFunctionality::CryptoUpdate,
Self::CryptoDelete => HederaFunctionality::CryptoDelete,
Self::CryptoAddLiveHash => HederaFunctionality::CryptoAddLiveHash,
Self::CryptoDeleteLiveHash => HederaFunctionality::CryptoDeleteLiveHash,
Self::ContractCall => HederaFunctionality::ContractCall,
Self::ContractCreate => HederaFunctionality::ContractCreate,
Self::ContractUpdate => HederaFunctionality::ContractUpdate,
Self::FileCreate => HederaFunctionality::FileCreate,
Self::FileAppend => HederaFunctionality::FileAppend,
Self::FileUpdate => HederaFunctionality::FileUpdate,
Self::FileDelete => HederaFunctionality::FileDelete,
Self::CryptoGetAccountBalance => HederaFunctionality::CryptoGetAccountBalance,
Self::CryptoGetAccountRecords => HederaFunctionality::CryptoGetAccountRecords,
Self::CryptoGetInfo => HederaFunctionality::CryptoGetInfo,
Self::ContractCallLocal => HederaFunctionality::ContractCallLocal,
Self::ContractGetInfo => HederaFunctionality::ContractGetInfo,
Self::ContractGetBytecode => HederaFunctionality::ContractGetBytecode,
Self::GetBySolidityId => HederaFunctionality::GetBySolidityId,
Self::GetByKey => HederaFunctionality::GetByKey,
Self::CryptoGetLiveHash => HederaFunctionality::CryptoGetLiveHash,
Self::CryptoGetStakers => HederaFunctionality::CryptoGetStakers,
Self::FileGetContents => HederaFunctionality::FileGetContents,
Self::FileGetInfo => HederaFunctionality::FileGetInfo,
Self::TransactionGetRecord => HederaFunctionality::TransactionGetRecord,
Self::ContractGetRecords => HederaFunctionality::ContractGetRecords,
Self::CryptoCreate => HederaFunctionality::CryptoCreate,
Self::SystemDelete => HederaFunctionality::SystemDelete,
Self::SystemUndelete => HederaFunctionality::SystemUndelete,
Self::ContractDelete => HederaFunctionality::ContractDelete,
Self::Freeze => HederaFunctionality::Freeze,
Self::CreateTransactionRecord => HederaFunctionality::CreateTransactionRecord,
Self::CryptoAccountAutoRenew => HederaFunctionality::CryptoAccountAutoRenew,
Self::ContractAutoRenew => HederaFunctionality::ContractAutoRenew,
Self::GetVersionInfo => HederaFunctionality::GetVersionInfo,
Self::TransactionGetReceipt => HederaFunctionality::TransactionGetReceipt,
Self::ConsensusCreateTopic => HederaFunctionality::ConsensusCreateTopic,
Self::ConsensusUpdateTopic => HederaFunctionality::ConsensusUpdateTopic,
Self::ConsensusDeleteTopic => HederaFunctionality::ConsensusDeleteTopic,
Self::ConsensusGetTopicInfo => HederaFunctionality::ConsensusGetTopicInfo,
Self::ConsensusSubmitMessage => HederaFunctionality::ConsensusSubmitMessage,
Self::UncheckedSubmit => HederaFunctionality::UncheckedSubmit,
Self::TokenCreate => HederaFunctionality::TokenCreate,
Self::TokenGetInfo => HederaFunctionality::TokenGetInfo,
Self::TokenFreezeAccount => HederaFunctionality::TokenFreezeAccount,
Self::TokenUnfreezeAccount => HederaFunctionality::TokenUnfreezeAccount,
Self::TokenGrantKycToAccount => HederaFunctionality::TokenGrantKycToAccount,
Self::TokenRevokeKycFromAccount => HederaFunctionality::TokenRevokeKycFromAccount,
Self::TokenDelete => HederaFunctionality::TokenDelete,
Self::TokenUpdate => HederaFunctionality::TokenUpdate,
Self::TokenMint => HederaFunctionality::TokenMint,
Self::TokenBurn => HederaFunctionality::TokenBurn,
Self::TokenAccountWipe => HederaFunctionality::TokenAccountWipe,
Self::TokenAssociateToAccount => HederaFunctionality::TokenAssociateToAccount,
Self::TokenDissociateFromAccount => HederaFunctionality::TokenDissociateFromAccount,
Self::ScheduleCreate => HederaFunctionality::ScheduleCreate,
Self::ScheduleDelete => HederaFunctionality::ScheduleDelete,
Self::ScheduleSign => HederaFunctionality::ScheduleSign,
Self::ScheduleGetInfo => HederaFunctionality::ScheduleGetInfo,
Self::TokenGetAccountNftInfos => HederaFunctionality::TokenGetAccountNftInfos,
Self::TokenGetNftInfo => HederaFunctionality::TokenGetNftInfo,
Self::TokenGetNftInfos => HederaFunctionality::TokenGetNftInfos,
Self::TokenFeeScheduleUpdate => HederaFunctionality::TokenFeeScheduleUpdate,
Self::NetworkGetExecutionTime => HederaFunctionality::NetworkGetExecutionTime,
Self::TokenPause => HederaFunctionality::TokenPause,
Self::TokenUnpause => HederaFunctionality::TokenUnpause,
Self::CryptoApproveAllowance => HederaFunctionality::CryptoApproveAllowance,
Self::CryptoDeleteAllowance => HederaFunctionality::CryptoDeleteAllowance,
Self::GetAccountDetails => HederaFunctionality::GetAccountDetails,
Self::EthereumTransaction => HederaFunctionality::EthereumTransaction,
Self::NodeStakeUpdate => HederaFunctionality::NodeStakeUpdate,
Self::UtilPrng => HederaFunctionality::UtilPrng,
Self::TransactionGetFastRecord => HederaFunctionality::TransactionGetFastRecord,
Self::TokenUpdateNfts => HederaFunctionality::TokenUpdateNfts,
}
}
}
/// The total fees charged for a transaction, consisting of 3 parts:
/// The node fee, the network fee, and the service fee.
#[derive(Debug, Clone, Eq, PartialEq)]
pub struct FeeData {
/// Fee charged by the node for this functionality.
pub node: FeeComponents,
/// Fee charged by Hedera for network operations.
pub network: FeeComponents,
/// Fee charged by Hedera for providing the service.
pub service: FeeComponents,
/// A subtype distinguishing between different types of fee data
/// correlating to the same hedera functionality.
pub kind: FeeDataType,
}
impl FeeData {
/// Create a new `FeeData` from protobuf-encoded `bytes`.
///
/// # Errors
/// - [`Error::FromProtobuf`](crate::Error::FromProtobuf) if decoding the bytes fails to produce a valid protobuf.
/// - [`Error::FromProtobuf`](crate::Error::FromProtobuf) if decoding the protobuf fails.
pub fn from_bytes(bytes: &[u8]) -> crate::Result<Self> {
FromProtobuf::from_bytes(bytes)
}
/// Convert `self` to a protobuf-encoded [`Vec<u8>`].
#[must_use]
pub fn to_bytes(&self) -> Vec<u8> {
ToProtobuf::to_bytes(self)
}
}
impl FromProtobuf<services::FeeData> for FeeData {
fn from_protobuf(pb: services::FeeData) -> crate::Result<Self> {
Ok(Self {
node: FeeComponents::from_protobuf(pb_getf!(pb, nodedata)?)?,
network: FeeComponents::from_protobuf(pb_getf!(pb, networkdata)?)?,
service: FeeComponents::from_protobuf(pb_getf!(pb, servicedata)?)?,
kind: FeeDataType::from_protobuf(pb.sub_type())?,
})
}
}
impl ToProtobuf for FeeData {
type Protobuf = services::FeeData;
fn to_protobuf(&self) -> Self::Protobuf {
services::FeeData {
nodedata: Some(self.node.to_protobuf()),
networkdata: Some(self.network.to_protobuf()),
servicedata: Some(self.service.to_protobuf()),
sub_type: self.kind.to_protobuf() as i32,
}
}
}
/// The different components used for fee calculation.
#[derive(Debug, Clone, Eq, PartialEq)]
pub struct FeeComponents {
/// The minimum fee that needs to be paid.
pub min: u64,
/// The maximum fee that can be submitted.
pub max: u64,
/// A constant determined by the business to calculate the fee.
pub constant: u64,
/// The cost of each byte in a transaction.
pub bandwidth_byte: u64,
/// The cost of each signature in a transaction.
pub verification: u64,
/// Cost of storage measured in byte-hours.
pub storage_byte_hour: u64,
/// Cost of memory measured in byte-hours.
pub ram_byte_hour: u64,
/// Price of gas.
pub contract_transaction_gas: u64,
/// Cost per hbar transfered.
///
/// fee = `floor(transfer_value in tinybars / (transfer_volume_hbar / 1000))`
pub transfer_volume_hbar: u64,
/// The price per byte of bandwidth spent for data retrieved from memory for a response.
pub response_memory_byte: u64,
/// The price per byte of bandwidth spent for data retrieved from disk for a response.
pub response_disk_byte: u64,
}
impl FeeComponents {
/// Create a new `FeeComponents` from protobuf-encoded `bytes`.
///
/// # Errors
/// - [`Error::FromProtobuf`](crate::Error::FromProtobuf) if decoding the bytes fails to produce a valid protobuf.
/// - [`Error::FromProtobuf`](crate::Error::FromProtobuf) if decoding the protobuf fails.
pub fn from_bytes(bytes: &[u8]) -> crate::Result<Self> {
FromProtobuf::from_bytes(bytes)
}
/// Convert `self` to a protobuf-encoded [`Vec<u8>`].
#[must_use]
pub fn to_bytes(&self) -> Vec<u8> {
ToProtobuf::to_bytes(self)
}
}
impl FromProtobuf<services::FeeComponents> for FeeComponents {
fn from_protobuf(pb: services::FeeComponents) -> crate::Result<Self> {
Ok(Self {
min: pb.min as u64,
max: pb.max as u64,
constant: pb.constant as u64,
bandwidth_byte: pb.bpt as u64,
verification: pb.vpt as u64,
storage_byte_hour: pb.sbh as u64,
ram_byte_hour: pb.rbh as u64,
contract_transaction_gas: pb.gas as u64,
transfer_volume_hbar: pb.tv as u64,
response_memory_byte: pb.bpr as u64,
response_disk_byte: pb.sbpr as u64,
})
}
}
impl ToProtobuf for FeeComponents {
type Protobuf = services::FeeComponents;
fn to_protobuf(&self) -> Self::Protobuf {
services::FeeComponents {
min: self.min as i64,
max: self.max as i64,
constant: self.constant as i64,
bpt: self.bandwidth_byte as i64,
vpt: self.verification as i64,
rbh: self.ram_byte_hour as i64,
sbh: self.storage_byte_hour as i64,
gas: self.contract_transaction_gas as i64,
tv: self.transfer_volume_hbar as i64,
bpr: self.response_memory_byte as i64,
sbpr: self.storage_byte_hour as i64,
}
}
}
/// Possible [`FeeData`] subtypes.
#[derive(Debug, Clone, Eq, PartialEq)]
#[non_exhaustive]
pub enum FeeDataType {
/// The resource prices have no special scope.
Default,
/// The resource prices are scoped to an operation on a fungible token.
TokenFungibleCommon,
/// The resource prices are scoped to an operation on a non-fungible token.
TokenNonFungibleUnique,
/// The resource prices are scoped to an operation on a fungible token with a custom fee schedule.
TokenFungibleCommonWithCustomFees,
/// The resource prices are scoped to an operation on a non-fungible token with a custom fee schedule.
TokenNonFungibleUniqueWithCustomFees,
/// The resource prices are scoped to a [`ScheduleCreateTransaction`](crate::ScheduleCreateTransaction)
/// containing a [`ContractExecuteTransaction`](crate::ContractExecuteTransaction).
ScheduleCreateContractCall,
}
impl FromProtobuf<services::SubType> for FeeDataType {
fn from_protobuf(pb: services::SubType) -> crate::Result<Self> {
use services::SubType;
let value = match pb {
SubType::Default => Self::Default,
SubType::TokenFungibleCommon => Self::TokenFungibleCommon,
SubType::TokenNonFungibleUnique => Self::TokenNonFungibleUnique,
SubType::TokenFungibleCommonWithCustomFees => Self::TokenFungibleCommonWithCustomFees,
SubType::TokenNonFungibleUniqueWithCustomFees => {
Self::TokenNonFungibleUniqueWithCustomFees
}
SubType::ScheduleCreateContractCall => Self::ScheduleCreateContractCall,
};
Ok(value)
}
}
impl ToProtobuf for FeeDataType {
type Protobuf = services::SubType;
fn to_protobuf(&self) -> Self::Protobuf {
use services::SubType;
match self {
Self::Default => SubType::Default,
Self::TokenFungibleCommon => SubType::TokenFungibleCommon,
Self::TokenNonFungibleUnique => SubType::TokenNonFungibleUnique,
Self::TokenFungibleCommonWithCustomFees => SubType::TokenFungibleCommonWithCustomFees,
Self::TokenNonFungibleUniqueWithCustomFees => {
SubType::TokenNonFungibleUniqueWithCustomFees
}
Self::ScheduleCreateContractCall => SubType::ScheduleCreateContractCall,
}
}
}
#[cfg(test)]
mod tests {
use expect_test::expect;
use time::OffsetDateTime;
use crate::protobuf::ToProtobuf;
use crate::{
FeeComponents,
FeeData,
FeeSchedule,
FeeSchedules,
TransactionFeeSchedule,
};
const ZERO_FEES: FeeComponents = FeeComponents {
min: 0,
max: 0,
constant: 0,
bandwidth_byte: 0,
verification: 0,
storage_byte_hour: 0,
ram_byte_hour: 0,
contract_transaction_gas: 0,
transfer_volume_hbar: 0,
response_memory_byte: 0,
response_disk_byte: 0,
};
fn make_fee_schedules() -> FeeSchedules {
#[allow(deprecated)]
FeeSchedules {
current: Some(FeeSchedule {
transaction_fee_schedules: Vec::from([TransactionFeeSchedule {
request_type: crate::RequestType::None,
fee_data: None,
fees: Vec::from([FeeData {
node: ZERO_FEES,
network: FeeComponents { min: 2, max: 5, ..ZERO_FEES },
service: ZERO_FEES,
kind: crate::FeeDataType::Default,
}]),
}]),
expiration_time: OffsetDateTime::from_unix_timestamp(1554158542).unwrap(),
}),
next: Some(FeeSchedule {
transaction_fee_schedules: Vec::from([TransactionFeeSchedule {
request_type: crate::RequestType::None,
fee_data: None,
fees: Vec::from([FeeData {
node: FeeComponents { min: 1, max: 2, ..ZERO_FEES },
network: ZERO_FEES,
service: ZERO_FEES,
kind: crate::FeeDataType::Default,
}]),
}]),
expiration_time: OffsetDateTime::from_unix_timestamp(1554158222).unwrap(),
}),
}
}
#[test]
fn serialize() {
let schedules = make_fee_schedules();
expect![[r#"
CurrentAndNextFeeSchedule {
current_fee_schedule: Some(
FeeSchedule {
transaction_fee_schedule: [
TransactionFeeSchedule {
hedera_functionality: None,
fee_data: None,
fees: [
FeeData {
nodedata: Some(
FeeComponents {
min: 0,
max: 0,
constant: 0,
bpt: 0,
vpt: 0,
rbh: 0,
sbh: 0,
gas: 0,
tv: 0,
bpr: 0,
sbpr: 0,
},
),
networkdata: Some(
FeeComponents {
min: 2,
max: 5,
constant: 0,
bpt: 0,
vpt: 0,
rbh: 0,
sbh: 0,
gas: 0,
tv: 0,
bpr: 0,
sbpr: 0,
},
),
servicedata: Some(
FeeComponents {
min: 0,
max: 0,
constant: 0,
bpt: 0,
vpt: 0,
rbh: 0,
sbh: 0,
gas: 0,
tv: 0,
bpr: 0,
sbpr: 0,
},
),
sub_type: Default,
},
],
},
],
expiry_time: Some(
TimestampSeconds {
seconds: 1554158542,
},
),
},
),
next_fee_schedule: Some(
FeeSchedule {
transaction_fee_schedule: [
TransactionFeeSchedule {
hedera_functionality: None,
fee_data: None,
fees: [
FeeData {
nodedata: Some(
FeeComponents {
min: 1,
max: 2,
constant: 0,
bpt: 0,
vpt: 0,
rbh: 0,
sbh: 0,
gas: 0,
tv: 0,
bpr: 0,
sbpr: 0,
},
),
networkdata: Some(
FeeComponents {
min: 0,
max: 0,
constant: 0,
bpt: 0,
vpt: 0,
rbh: 0,
sbh: 0,
gas: 0,
tv: 0,
bpr: 0,
sbpr: 0,
},
),
servicedata: Some(
FeeComponents {
min: 0,
max: 0,
constant: 0,
bpt: 0,
vpt: 0,
rbh: 0,
sbh: 0,
gas: 0,
tv: 0,
bpr: 0,
sbpr: 0,
},
),
sub_type: Default,
},
],
},
],
expiry_time: Some(
TimestampSeconds {
seconds: 1554158222,
},
),
},
),
}
"#]]
.assert_debug_eq(&schedules.to_protobuf());
}
#[test]
fn to_from_bytes() {
let a = make_fee_schedules();
let b = FeeSchedules::from_bytes(&a.to_bytes()).unwrap();
assert_eq!(a, b);
}
#[test]
fn serialize_default() {
let schedules = FeeSchedules { current: None, next: None };
expect![[r#"
CurrentAndNextFeeSchedule {
current_fee_schedule: None,
next_fee_schedule: None,
}
"#]]
.assert_debug_eq(&schedules.to_protobuf());
}
#[test]
fn to_from_bytes_default() {
let a = FeeSchedules { current: None, next: None };
let b = FeeSchedules::from_bytes(&a.to_bytes()).unwrap();
assert_eq!(a, b);
}
}