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import { Cardano, Seconds, SupplySummary } from '@cardano-sdk/core';
import { CostModelsParamModel, ProtocolParamsModel } from './types';
import { GenesisData } from '../../types';
import { LedgerTipModel } from '../../util/DbSyncProvider';
interface ToLovalaceSupplyInput {
circulatingSupply: string;
totalSupply: string;
}
export const networkIdMap = {
Mainnet: Cardano.NetworkId.Mainnet,
Testnet: Cardano.NetworkId.Testnet
};
export const toSupply = ({ circulatingSupply, totalSupply }: ToLovalaceSupplyInput): SupplySummary => ({
circulating: BigInt(circulatingSupply),
total: BigInt(totalSupply)
});
export const toLedgerTip = ({ block_no, slot_no, hash }: LedgerTipModel): Cardano.Tip => ({
blockNo: Cardano.BlockNo(Number(block_no)),
hash: hash.toString('hex') as unknown as Cardano.BlockId,
slot: Cardano.Slot(Number(slot_no))
});
export const mapCostModels = (costs: CostModelsParamModel | null) => {
const models: Cardano.CostModels = new Map();
if (costs?.PlutusV1) models.set(Cardano.PlutusLanguageVersion.V1, costs.PlutusV1);
if (costs?.PlutusV2) models.set(Cardano.PlutusLanguageVersion.V2, costs.PlutusV2);
if (costs?.PlutusV3) models.set(Cardano.PlutusLanguageVersion.V3, costs.PlutusV3);
return models;
};
export const toProtocolParams = ({
coins_per_utxo_size,
max_tx_size,
max_val_size,
max_collateral_inputs,
min_pool_cost,
pool_deposit,
key_deposit,
protocol_major,
protocol_minor,
min_fee_a,
min_fee_b,
max_block_size,
max_bh_size,
optimal_pool_count,
influence,
monetary_expand_rate,
treasury_growth_rate,
collateral_percent,
price_mem,
price_step,
max_tx_ex_mem,
max_tx_ex_steps,
max_block_ex_mem,
max_block_ex_steps,
max_epoch,
costs,
pvt_motion_no_confidence,
pvt_committee_normal,
pvt_committee_no_confidence,
pvt_hard_fork_initiation,
pvtpp_security_group,
dvt_motion_no_confidence,
dvt_committee_normal,
dvt_committee_no_confidence,
dvt_update_to_constitution,
dvt_hard_fork_initiation,
dvt_p_p_network_group,
dvt_p_p_economic_group,
dvt_p_p_technical_group,
dvt_p_p_gov_group,
dvt_treasury_withdrawal,
committee_min_size,
committee_max_term_length,
gov_action_lifetime,
gov_action_deposit,
drep_deposit,
drep_activity,
min_fee_ref_script_cost_per_byte
}: ProtocolParamsModel): Cardano.ProtocolParameters => ({
coinsPerUtxoByte: Number(coins_per_utxo_size),
collateralPercentage: collateral_percent,
...(committee_max_term_length && { committeeTermLimit: Cardano.EpochNo(committee_max_term_length) }),
costModels: mapCostModels(costs),
dRepDeposit: Number(drep_deposit),
// CDDL represents it as `32: epoch ; DRep inactivity period`
...(drep_activity && { dRepInactivityPeriod: Cardano.EpochNo(drep_activity) }),
...(dvt_committee_no_confidence &&
dvt_committee_normal &&
dvt_hard_fork_initiation &&
dvt_motion_no_confidence &&
dvt_p_p_economic_group &&
dvt_p_p_gov_group &&
dvt_p_p_network_group &&
dvt_p_p_technical_group &&
dvt_treasury_withdrawal &&
dvt_update_to_constitution && {
dRepVotingThresholds: {
committeeNoConfidence: Cardano.FractionUtils.toFraction(dvt_committee_no_confidence),
committeeNormal: Cardano.FractionUtils.toFraction(dvt_committee_normal),
hardForkInitiation: Cardano.FractionUtils.toFraction(dvt_hard_fork_initiation),
motionNoConfidence: Cardano.FractionUtils.toFraction(dvt_motion_no_confidence),
ppEconomicGroup: Cardano.FractionUtils.toFraction(dvt_p_p_economic_group),
ppGovernanceGroup: Cardano.FractionUtils.toFraction(dvt_p_p_gov_group),
ppNetworkGroup: Cardano.FractionUtils.toFraction(dvt_p_p_network_group),
ppTechnicalGroup: Cardano.FractionUtils.toFraction(dvt_p_p_technical_group),
treasuryWithdrawal: Cardano.FractionUtils.toFraction(dvt_treasury_withdrawal),
updateConstitution: Cardano.FractionUtils.toFraction(dvt_update_to_constitution)
}
}),
desiredNumberOfPools: optimal_pool_count,
governanceActionDeposit: Number(gov_action_deposit),
...(gov_action_lifetime && { governanceActionValidityPeriod: Cardano.EpochNo(gov_action_lifetime) }),
maxBlockBodySize: max_block_size,
maxBlockHeaderSize: max_bh_size,
maxCollateralInputs: max_collateral_inputs,
maxExecutionUnitsPerBlock: {
memory: Number(max_block_ex_mem),
steps: Number(max_block_ex_steps)
},
maxExecutionUnitsPerTransaction: {
memory: Number(max_tx_ex_mem),
steps: Number(max_tx_ex_steps)
},
maxTxSize: max_tx_size,
maxValueSize: Number(max_val_size),
minCommitteeSize: Number(committee_min_size),
minFeeCoefficient: min_fee_a,
minFeeConstant: min_fee_b,
minFeeRefScriptCostPerByte: String(min_fee_ref_script_cost_per_byte),
minPoolCost: Number(min_pool_cost),
monetaryExpansion: String(monetary_expand_rate),
poolDeposit: Number(pool_deposit),
poolInfluence: String(influence),
poolRetirementEpochBound: max_epoch,
...(pvt_committee_no_confidence &&
pvt_committee_normal &&
pvt_hard_fork_initiation &&
pvt_motion_no_confidence &&
pvtpp_security_group && {
poolVotingThresholds: {
committeeNoConfidence: Cardano.FractionUtils.toFraction(pvt_committee_no_confidence),
committeeNormal: Cardano.FractionUtils.toFraction(pvt_committee_normal),
hardForkInitiation: Cardano.FractionUtils.toFraction(pvt_hard_fork_initiation),
motionNoConfidence: Cardano.FractionUtils.toFraction(pvt_motion_no_confidence),
securityRelevantParamVotingThreshold: Cardano.FractionUtils.toFraction(pvtpp_security_group)
}
}),
prices: {
memory: price_mem,
steps: price_step
},
protocolVersion: {
major: protocol_major,
minor: protocol_minor
},
stakeKeyDeposit: Number(key_deposit),
treasuryExpansion: String(treasury_growth_rate)
});
export const toGenesisParams = (genesis: GenesisData): Cardano.CompactGenesis => ({
...genesis,
networkId: networkIdMap[genesis.networkId],
slotLength: Seconds(genesis.slotLength),
systemStart: new Date(genesis.systemStart)
});
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