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@atomiqlabs/chain-starknet

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"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.StarknetSpvVaultContract = void 0; const base_1 = require("@atomiqlabs/base"); const buffer_1 = require("buffer"); const StarknetContractBase_1 = require("../contract/StarknetContractBase"); const StarknetBtcRelay_1 = require("../btcrelay/StarknetBtcRelay"); const starknet_1 = require("starknet"); const StarknetAction_1 = require("../chain/StarknetAction"); const SpvVaultContractAbi_1 = require("./SpvVaultContractAbi"); const StarknetSpvVaultData_1 = require("./StarknetSpvVaultData"); const StarknetSpvWithdrawalData_1 = require("./StarknetSpvWithdrawalData"); const Utils_1 = require("../../utils/Utils"); const StarknetAddresses_1 = require("../chain/modules/StarknetAddresses"); const StarknetFees_1 = require("../chain/modules/StarknetFees"); const spvVaultContractAddreses = { [starknet_1.constants.StarknetChainId.SN_SEPOLIA]: "0x02d581ea838cd5ca46ba08660eddd064d50a0392f618e95310432147928d572e", [starknet_1.constants.StarknetChainId.SN_MAIN]: "0x01932042992647771f3d0aa6ee526e65359c891fe05a285faaf4d3ffa373e132" }; const spvVaultContractDeploymentHeights = { [starknet_1.constants.StarknetChainId.SN_SEPOLIA]: 1118191, [starknet_1.constants.StarknetChainId.SN_MAIN]: 1617295 }; const STARK_PRIME_MOD = 2n ** 251n + 17n * 2n ** 192n + 1n; function decodeUtxo(utxo) { const [txId, vout] = utxo.split(":"); return { txHash: BigInt("0x" + buffer_1.Buffer.from(txId, "hex").reverse().toString("hex")), vout: BigInt(vout) }; } /** * Starknet SPV vault (UTXO-controlled vault) contract representation * * @category Swaps */ class StarknetSpvVaultContract extends StarknetContractBase_1.StarknetContractBase { constructor(chainInterface, btcRelay, bitcoinRpc, contractAddress = spvVaultContractAddreses[chainInterface.starknetChainId], contractDeploymentHeight) { super(chainInterface, contractAddress, SpvVaultContractAbi_1.SpvVaultContractAbi, contractDeploymentHeight ?? (spvVaultContractAddreses[chainInterface.starknetChainId] === contractAddress ? spvVaultContractDeploymentHeights[chainInterface.starknetChainId] : undefined)); this.chainId = "STARKNET"; this.claimTimeout = 180; this.maxClaimsPerTx = 10; this.logger = (0, Utils_1.getLogger)("StarknetSpvVaultContract: "); this.btcRelay = btcRelay; this.bitcoinRpc = bitcoinRpc; } /** * Returns a {@link StarknetAction} that opens up the spv vault with the passed data * * @param signer A starknet signer's address * @param vault Vault data and configuration */ Open(signer, vault) { const { txHash, vout } = decodeUtxo(vault.getUtxo()); const tokens = vault.getTokenData(); if (tokens.length !== 2) throw new Error("Must specify exactly 2 tokens for vault!"); return new StarknetAction_1.StarknetAction(signer, this.Chain, this.contract.populateTransaction.open(vault.getVaultId(), this.btcRelay.contract.address, starknet_1.cairo.tuple(starknet_1.cairo.uint256(txHash), vout), vault.getConfirmations(), tokens[0].token, tokens[1].token, tokens[0].multiplier, tokens[1].multiplier), StarknetSpvVaultContract.GasCosts.OPEN); } /** * Returns a {@link StarknetAction} that deposits assets to the spv vault, amounts have to be already scaled! * This also doesn't add the approval call! * * @param signer A starknet signer's address * @param vault Vault data and configuration * @param rawAmounts An array of amounts to deposit, since the vault supports 2 tokens, up to 2 amounts are allowed */ Deposit(signer, vault, rawAmounts) { return new StarknetAction_1.StarknetAction(signer, this.Chain, this.contract.populateTransaction.deposit(vault.getOwner(), vault.getVaultId(), rawAmounts[0], rawAmounts[1] ?? 0n), StarknetSpvVaultContract.GasCosts.DEPOSIT); } /** * Returns a {@link StarknetAction} that fronts the vault withdrawal. This doesn't add the approval call! * * @param signer A starknet signer's address * @param vault Vault data and configuration * @param data Vault withdrawal transaction data to front * @param withdrawalSequence Which withdrawal in sequence is this, used to prevent race conditions when 2 parties * were to front at the same time */ Front(signer, vault, data, withdrawalSequence) { return new StarknetAction_1.StarknetAction(signer, this.Chain, this.contract.populateTransaction.front(vault.getOwner(), vault.getVaultId(), BigInt(withdrawalSequence), data.getTxHash(), data.serializeToStruct()), StarknetSpvVaultContract.GasCosts.FRONT); } /** * Returns a {@link StarknetAction} that submits the withdrawal data and executes the vault withdrawal * * @param signer A starknet signer's address * @param vault Vault data and configuration * @param data Vault withdrawal transaction data to execute and claim assets based on it * @param blockheader A stored and committed bitcoin blockheader where the bitcoin transaction got confirmed * @param merkle Merkle proof for the bitcoin transaction * @param position Position of the bitcoin transaction in the block - used for the merkle proof verification */ Claim(signer, vault, data, blockheader, merkle, position) { return new StarknetAction_1.StarknetAction(signer, this.Chain, { contractAddress: this.contract.address, entrypoint: "claim", calldata: [ vault.getOwner(), vault.getVaultId(), ...(0, Utils_1.bufferToByteArray)(buffer_1.Buffer.from(data.btcTx.hex, "hex")), ...blockheader.serialize(), merkle.length, ...merkle.map(Utils_1.bufferToU32Array).flat(), position, ].map(val => (0, Utils_1.toHex)(val, 0)) }, StarknetSpvVaultContract.GasCosts.CLAIM); } /** * @inheritDoc */ async checkWithdrawalTx(tx) { const result = await this.Chain.provider.callContract({ contractAddress: this.contract.address, entrypoint: "parse_bitcoin_tx", calldata: (0, Utils_1.bufferToByteArray)(buffer_1.Buffer.from(tx.btcTx.hex, "hex")) }); if (result == null) throw new Error("Failed to parse transaction!"); } /** * @inheritDoc */ createVaultData(owner, vaultId, utxo, confirmations, tokenData) { if (tokenData.length !== 2) throw new Error("Must specify 2 tokens in tokenData!"); return Promise.resolve(new StarknetSpvVaultData_1.StarknetSpvVaultData({ owner, vaultId, struct: { relay_contract: this.btcRelay.contract.address, token_0: tokenData[0].token, token_1: tokenData[1].token, token_0_multiplier: tokenData[0].multiplier, token_1_multiplier: tokenData[1].multiplier, utxo: starknet_1.cairo.tuple(starknet_1.cairo.uint256(0), 0), confirmations: confirmations, withdraw_count: 0, deposit_count: 0, token_0_amount: 0n, token_1_amount: 0n }, initialUtxo: utxo })); } //Getters /** * @inheritDoc */ async getVaultData(owner, vaultId) { const struct = await this.contract.get_vault(owner, vaultId); if ((0, Utils_1.toHex)(struct.relay_contract) !== (0, Utils_1.toHex)(this.btcRelay.contract.address)) return null; return new StarknetSpvVaultData_1.StarknetSpvVaultData({ owner, vaultId, struct }); } /** * @inheritDoc */ async getMultipleVaultData(vaults) { const result = {}; let promises = []; //TODO: We can upgrade this to use multicall for (let { owner, vaultId } of vaults) { promises.push(this.getVaultData(owner, vaultId).then(val => { result[owner] ?? (result[owner] = {}); result[owner][vaultId.toString(10)] = val; })); if (promises.length >= this.Chain.config.maxParallelCalls) { await Promise.all(promises); promises = []; } } await Promise.all(promises); return result; } /** * @inheritDoc */ async getVaultLatestUtxo(owner, vaultId) { const vault = await this.getVaultData(owner, vaultId); if (vault == null) return null; if (!vault.isOpened()) return null; return vault.getUtxo(); } /** * @inheritDoc */ async getVaultLatestUtxos(vaults) { const result = {}; let promises = []; //TODO: We can upgrade this to use multicall for (let { owner, vaultId } of vaults) { promises.push(this.getVaultLatestUtxo(owner, vaultId).then(val => { result[owner] ?? (result[owner] = {}); result[owner][vaultId.toString(10)] = val; })); if (promises.length >= this.Chain.config.maxParallelCalls) { await Promise.all(promises); promises = []; } } await Promise.all(promises); return result; } /** * @inheritDoc */ async getAllVaults(owner) { const openedVaults = new Set(); await this._Events.findInContractEventsForward(["spv_swap_vault::events::Opened", "spv_swap_vault::events::Closed"], owner == null ? null : [null, null, owner], (event) => { const owner = (0, Utils_1.toHex)(event.params.owner); const vaultId = (0, Utils_1.toBigInt)(event.params.vault_id); const vaultIdentifier = owner + ":" + vaultId.toString(10); if (event.name === "spv_swap_vault::events::Opened") { openedVaults.add(vaultIdentifier); } else { openedVaults.delete(vaultIdentifier); } return Promise.resolve(null); }); const fetchedVaultData = await this.getMultipleVaultData([...openedVaults.keys()].map(identifier => { const [owner, vaultIdStr] = identifier.split(":"); return { owner, vaultId: BigInt(vaultIdStr) }; })); const vaults = []; for (let owner in fetchedVaultData) { for (let vaultIdStr in fetchedVaultData[owner]) { const vault = fetchedVaultData[owner][vaultIdStr]; if (vault != null) vaults.push(vault); } } return vaults; } /** * @inheritDoc */ async getFronterAddress(owner, vaultId, withdrawal) { const fronterAddress = await this.contract.get_fronter_address_by_id(owner, vaultId, "0x" + withdrawal.getFrontingId()); if ((0, Utils_1.toHex)(fronterAddress, 64) === "0x0000000000000000000000000000000000000000000000000000000000000000") return null; return fronterAddress; } /** * @inheritDoc */ async getFronterAddresses(withdrawals) { const result = {}; let promises = []; //TODO: We can upgrade this to use multicall for (let { owner, vaultId, withdrawal } of withdrawals) { promises.push(this.getFronterAddress(owner, vaultId, withdrawal).then(val => { result[withdrawal.getTxId()] = val; })); if (promises.length >= this.Chain.config.maxParallelCalls) { await Promise.all(promises); promises = []; } } await Promise.all(promises); return result; } /** * * @param event * @private */ parseWithdrawalEvent(event) { switch (event.name) { case "spv_swap_vault::events::Fronted": return { type: base_1.SpvWithdrawalStateType.FRONTED, btcTxId: (0, Utils_1.bigNumberishToBuffer)(event.params.btc_tx_hash, 32).reverse().toString("hex"), owner: (0, Utils_1.toHex)(event.params.owner), vaultId: (0, Utils_1.toBigInt)(event.params.vault_id), recipient: (0, Utils_1.toHex)(event.params.recipient), fronter: (0, Utils_1.toHex)(event.params.caller), txId: event.txHash, getTxBlock: async () => ({ blockHeight: event.blockNumber, blockTime: await this.Chain.Blocks.getBlockTime(event.blockNumber) }) }; case "spv_swap_vault::events::Claimed": return { type: base_1.SpvWithdrawalStateType.CLAIMED, btcTxId: (0, Utils_1.bigNumberishToBuffer)(event.params.btc_tx_hash, 32).reverse().toString("hex"), owner: (0, Utils_1.toHex)(event.params.owner), vaultId: (0, Utils_1.toBigInt)(event.params.vault_id), recipient: (0, Utils_1.toHex)(event.params.recipient), claimer: (0, Utils_1.toHex)(event.params.caller), fronter: (0, Utils_1.toHex)(event.params.fronting_address), txId: event.txHash, getTxBlock: async () => ({ blockHeight: event.blockNumber, blockTime: await this.Chain.Blocks.getBlockTime(event.blockNumber) }) }; case "spv_swap_vault::events::Closed": return { type: base_1.SpvWithdrawalStateType.CLOSED, btcTxId: (0, Utils_1.bigNumberishToBuffer)(event.params.btc_tx_hash, 32).reverse().toString("hex"), owner: (0, Utils_1.toHex)(event.params.owner), vaultId: (0, Utils_1.toBigInt)(event.params.vault_id), error: (0, Utils_1.bigNumberishToBuffer)(event.params.error).toString(), txId: event.txHash, getTxBlock: async () => ({ blockHeight: event.blockNumber, blockTime: await this.Chain.Blocks.getBlockTime(event.blockNumber) }) }; default: return null; } } /** * @inheritDoc */ async getWithdrawalStates(withdrawalTxs) { const result = {}; withdrawalTxs.forEach(withdrawalTx => { result[withdrawalTx.withdrawal.getTxId()] = { type: base_1.SpvWithdrawalStateType.NOT_FOUND }; }); const events = ["spv_swap_vault::events::Fronted", "spv_swap_vault::events::Claimed", "spv_swap_vault::events::Closed"]; for (let i = 0; i < withdrawalTxs.length; i += this.Chain.config.maxGetLogKeys) { const checkWithdrawalTxs = withdrawalTxs.slice(i, i + this.Chain.config.maxGetLogKeys); const lows = []; const highs = []; let startHeight = undefined; checkWithdrawalTxs.forEach(withdrawalTx => { const txHash = buffer_1.Buffer.from(withdrawalTx.withdrawal.getTxId(), "hex").reverse(); const txHashU256 = starknet_1.cairo.uint256("0x" + txHash.toString("hex")); lows.push((0, Utils_1.toHex)(txHashU256.low)); highs.push((0, Utils_1.toHex)(txHashU256.high)); if (startHeight !== null) { if (withdrawalTx.scStartBlockheight == null) { startHeight = null; } else { startHeight = Math.min(startHeight ?? Infinity, withdrawalTx.scStartBlockheight); } } }); await this._Events.findInContractEventsForward(events, [lows, highs], async (event) => { const txId = (0, Utils_1.bigNumberishToBuffer)(event.params.btc_tx_hash, 32).reverse().toString("hex"); if (result[txId] == null) { this.logger.warn(`getWithdrawalStates(): findInContractEvents-callback: loaded event for ${txId}, but transaction not found in input params!`); return; } const eventResult = this.parseWithdrawalEvent(event); if (eventResult != null) result[txId] = eventResult; }, startHeight); } return result; } /** * @inheritDoc */ async getWithdrawalState(withdrawalTx, scStartBlockheight) { const txHash = buffer_1.Buffer.from(withdrawalTx.getTxId(), "hex").reverse(); const txHashU256 = starknet_1.cairo.uint256("0x" + txHash.toString("hex")); let result = { type: base_1.SpvWithdrawalStateType.NOT_FOUND }; const events = ["spv_swap_vault::events::Fronted", "spv_swap_vault::events::Claimed", "spv_swap_vault::events::Closed"]; const keys = [(0, Utils_1.toHex)(txHashU256.low), (0, Utils_1.toHex)(txHashU256.high)]; await this._Events.findInContractEventsForward(events, keys, async (event) => { const eventResult = this.parseWithdrawalEvent(event); if (eventResult != null) result = eventResult; }, scStartBlockheight); return result; } async getHistoricalWithdrawalStates(recipient, startBlockheight) { const { height: latestBlockheight } = await this.Chain.getFinalizedBlock(); const withdrawals = {}; const eventTypes = ["spv_swap_vault::events::Fronted", "spv_swap_vault::events::Claimed"]; await this._Events.findInContractEventsForward(eventTypes, [null, null, null, null, recipient], async (_event) => { const eventResult = this.parseWithdrawalEvent(_event); if (eventResult == null || eventResult.type === base_1.SpvWithdrawalStateType.CLOSED) return null; withdrawals[eventResult.btcTxId] = eventResult; }, startBlockheight); return { withdrawals, latestBlockheight }; } /** * @inheritDoc */ getWithdrawalData(btcTx) { return Promise.resolve(new StarknetSpvWithdrawalData_1.StarknetSpvWithdrawalData(btcTx)); } //OP_RETURN data encoding/decoding /** * @inheritDoc */ fromOpReturnData(data) { return StarknetSpvVaultContract.fromOpReturnData(data); } /** * Parses withdrawal params from OP_RETURN data * * @param data data as specified in the OP_RETURN output of the transaction */ static fromOpReturnData(data) { let rawAmount0 = 0n; let rawAmount1 = 0n; let executionHash = undefined; if (data.length === 40) { rawAmount0 = data.readBigInt64LE(32).valueOf(); } else if (data.length === 48) { rawAmount0 = data.readBigInt64LE(32).valueOf(); rawAmount1 = data.readBigInt64LE(40).valueOf(); } else if (data.length === 72) { rawAmount0 = data.readBigInt64LE(32).valueOf(); executionHash = data.slice(40, 72).toString("hex"); } else if (data.length === 80) { rawAmount0 = data.readBigInt64LE(32).valueOf(); rawAmount1 = data.readBigInt64LE(40).valueOf(); executionHash = data.slice(48, 80).toString("hex"); } else { throw new Error("Invalid OP_RETURN data length!"); } if (executionHash != undefined) { const executionHashValue = BigInt("0x" + executionHash); if (executionHashValue >= STARK_PRIME_MOD) throw new Error("Execution hash not in range of starknet prime"); } const recipient = "0x" + data.slice(0, 32).toString("hex"); if (!StarknetAddresses_1.StarknetAddresses.isValidAddress(recipient)) throw new Error("Invalid recipient specified"); return { executionHash, rawAmounts: [rawAmount0, rawAmount1], recipient }; } /** * @inheritDoc */ toOpReturnData(recipient, rawAmounts, executionHash) { return StarknetSpvVaultContract.toOpReturnData(recipient, rawAmounts, executionHash); } /** * Serializes the withdrawal params to the OP_RETURN data * * @param recipient Recipient of the withdrawn tokens * @param rawAmounts Raw amount of tokens to withdraw * @param executionHash Optional execution hash of the actions to execute */ static toOpReturnData(recipient, rawAmounts, executionHash) { if (!StarknetAddresses_1.StarknetAddresses.isValidAddress(recipient)) throw new Error("Invalid recipient specified"); if (rawAmounts.length < 1) throw new Error("At least 1 amount needs to be specified"); if (rawAmounts.length > 2) throw new Error("At most 2 amounts need to be specified"); rawAmounts.forEach(val => { if (val < 0n) throw new Error("Negative raw amount specified"); if (val >= 2n ** 64n) throw new Error("Raw amount overflow"); }); if (executionHash != null) { const executionHashValue = (0, Utils_1.toBigInt)(executionHash); if (executionHashValue < 0n) throw new Error("Execution hash negative"); if (executionHashValue >= STARK_PRIME_MOD) throw new Error("Execution hash not in range of starknet prime"); } const recipientBuffer = buffer_1.Buffer.from(recipient.substring(2).padStart(64, "0"), "hex"); const amount0Buffer = buffer_1.Buffer.from(rawAmounts[0].toString(16).padStart(16, "0"), "hex"); const amount1Buffer = rawAmounts[1] == null || rawAmounts[1] === 0n ? buffer_1.Buffer.alloc(0) : buffer_1.Buffer.from(rawAmounts[1].toString(16).padStart(16, "0"), "hex"); const executionHashBuffer = executionHash == null ? buffer_1.Buffer.alloc(0) : buffer_1.Buffer.from(executionHash.substring(2).padStart(64, "0"), "hex"); return buffer_1.Buffer.concat([ recipientBuffer, amount0Buffer.reverse(), amount1Buffer.reverse(), executionHashBuffer ]); } //Actions /** * @inheritDoc */ async claim(signer, vault, txs, synchronizer, initAta, txOptions) { const result = await this.txsClaim(signer.getAddress(), vault, txs, synchronizer, initAta, txOptions?.feeRate); const [signature] = await this.Chain.sendAndConfirm(signer, result, txOptions?.waitForConfirmation, txOptions?.abortSignal); return signature; } /** * @inheritDoc */ async deposit(signer, vault, rawAmounts, txOptions) { const result = await this.txsDeposit(signer.getAddress(), vault, rawAmounts, txOptions?.feeRate); const [signature] = await this.Chain.sendAndConfirm(signer, result, txOptions?.waitForConfirmation, txOptions?.abortSignal); return signature; } /** * @inheritDoc */ async frontLiquidity(signer, vault, realWithdrawalTx, withdrawSequence, txOptions) { const result = await this.txsFrontLiquidity(signer.getAddress(), vault, realWithdrawalTx, withdrawSequence, txOptions?.feeRate); const [signature] = await this.Chain.sendAndConfirm(signer, result, txOptions?.waitForConfirmation, txOptions?.abortSignal); return signature; } /** * @inheritDoc */ async open(signer, vault, txOptions) { const result = await this.txsOpen(signer.getAddress(), vault, txOptions?.feeRate); const [signature] = await this.Chain.sendAndConfirm(signer, result, txOptions?.waitForConfirmation, txOptions?.abortSignal); return signature; } //Transactions /** * @inheritDoc */ async txsClaim(signer, vault, txs, synchronizer, initAta, feeRate) { if (!vault.isOpened()) throw new Error("Cannot claim from a closed vault!"); feeRate ?? (feeRate = await this.Chain.Fees.getFeeRate()); const txsWithMerkleProofs = []; for (let tx of txs) { if (tx.tx.btcTx.blockhash == null) throw new Error(`Transaction ${tx.tx.btcTx.txid} doesn't have any blockhash, unconfirmed?`); const merkleProof = await this.bitcoinRpc.getMerkleProof(tx.tx.btcTx.txid, tx.tx.btcTx.blockhash); if (merkleProof == null) throw new Error(`Failed to get merkle proof for tx: ${tx.tx.btcTx.txid}!`); this.logger.debug("txsClaim(): merkle proof computed: ", merkleProof); txsWithMerkleProofs.push({ ...merkleProof, ...tx }); } const starknetTxs = []; const storedHeaders = await StarknetBtcRelay_1.StarknetBtcRelay.getCommitedHeadersAndSynchronize(signer, this.btcRelay, txsWithMerkleProofs.filter(tx => tx.storedHeader == null).map(tx => { return { blockhash: tx.tx.btcTx.blockhash, blockheight: tx.blockheight, requiredConfirmations: vault.getConfirmations() }; }), starknetTxs, synchronizer, feeRate); if (storedHeaders == null) throw new Error("Cannot fetch committed header!"); const actions = txsWithMerkleProofs.map(tx => { return this.Claim(signer, vault, tx.tx, tx.storedHeader ?? storedHeaders[tx.tx.btcTx.blockhash], tx.merkle, tx.pos); }); let starknetAction = new StarknetAction_1.StarknetAction(signer, this.Chain); for (let action of actions) { starknetAction.add(action); if (starknetAction.ixsLength() >= this.maxClaimsPerTx) { await starknetAction.addToTxs(starknetTxs, feeRate); starknetAction = new StarknetAction_1.StarknetAction(signer, this.Chain); } } if (starknetAction.ixsLength() > 0) { await starknetAction.addToTxs(starknetTxs, feeRate); } this.logger.debug("txsClaim(): " + starknetTxs.length + " claim TXs created claiming " + txs.length + " txs, owner: " + vault.getOwner() + " vaultId: " + vault.getVaultId().toString(10)); return starknetTxs; } /** * @inheritDoc */ async txsDeposit(signer, vault, rawAmounts, feeRate) { if (!vault.isOpened()) throw new Error("Cannot deposit to a closed vault!"); //Approve first const vaultTokens = vault.getTokenData(); const action = new StarknetAction_1.StarknetAction(signer, this.Chain); let realAmount0 = 0n; let realAmount1 = 0n; if (rawAmounts[0] != null && rawAmounts[0] !== 0n) { realAmount0 = rawAmounts[0] * vaultTokens[0].multiplier; action.add(this.Chain.Tokens.Approve(signer, this.contract.address, vaultTokens[0].token, realAmount0)); } if (rawAmounts[1] != null && rawAmounts[1] !== 0n) { realAmount1 = rawAmounts[1] * vaultTokens[1].multiplier; action.add(this.Chain.Tokens.Approve(signer, this.contract.address, vaultTokens[1].token, realAmount1)); } action.add(this.Deposit(signer, vault, rawAmounts)); feeRate ?? (feeRate = await this.Chain.Fees.getFeeRate()); this.logger.debug("txsDeposit(): deposit TX created," + " token0: " + vaultTokens[0].token + " rawAmount0: " + rawAmounts[0].toString(10) + " amount0: " + realAmount0.toString(10) + " token1: " + vaultTokens[1].token + " rawAmount1: " + (rawAmounts[1] ?? 0n).toString(10) + " amount1: " + realAmount1.toString(10)); return [await action.tx(feeRate)]; } /** * @inheritDoc */ async txsFrontLiquidity(signer, vault, realWithdrawalTx, withdrawSequence, feeRate) { if (!vault.isOpened()) throw new Error("Cannot front on a closed vault!"); //Approve first const vaultTokens = vault.getTokenData(); const action = new StarknetAction_1.StarknetAction(signer, this.Chain); const rawAmounts = realWithdrawalTx.getFrontingAmount(); let realAmount0 = 0n; let realAmount1 = 0n; if (rawAmounts[0] != null && rawAmounts[0] !== 0n) { realAmount0 = rawAmounts[0] * vaultTokens[0].multiplier; action.add(this.Chain.Tokens.Approve(signer, this.contract.address, vaultTokens[0].token, realAmount0)); } if (rawAmounts[1] != null && rawAmounts[1] !== 0n) { realAmount1 = rawAmounts[1] * vaultTokens[1].multiplier; action.add(this.Chain.Tokens.Approve(signer, this.contract.address, vaultTokens[1].token, realAmount1)); } action.add(this.Front(signer, vault, realWithdrawalTx, withdrawSequence)); feeRate ?? (feeRate = await this.Chain.Fees.getFeeRate()); this.logger.debug("txsFrontLiquidity(): front TX created," + " token0: " + vaultTokens[0].token + " rawAmount0: " + rawAmounts[0].toString(10) + " amount0: " + realAmount0.toString(10) + " token1: " + vaultTokens[1].token + " rawAmount1: " + (rawAmounts[1] ?? 0n).toString(10) + " amount1: " + realAmount1.toString(10)); return [await action.tx(feeRate)]; } /** * @inheritDoc */ async txsOpen(signer, vault, feeRate) { if (vault.isOpened()) throw new Error("Cannot open an already opened vault!"); const action = this.Open(signer, vault); feeRate ?? (feeRate = await this.Chain.Fees.getFeeRate()); this.logger.debug("txsOpen(): open TX created, owner: " + vault.getOwner() + " vaultId: " + vault.getVaultId().toString(10)); return [await action.tx(feeRate)]; } /** * @inheritDoc */ async getClaimFee(signer, vault, withdrawalData, feeRate) { feeRate ?? (feeRate = await this.Chain.Fees.getFeeRate()); return StarknetFees_1.StarknetFees.getGasFee(withdrawalData == null ? StarknetSpvVaultContract.GasCosts.CLAIM_OPTIMISTIC_ESTIMATE : StarknetSpvVaultContract.GasCosts.CLAIM, feeRate); } /** * @inheritDoc */ async getFrontFee(signer, vault, withdrawalData, feeRate) { feeRate ?? (feeRate = await this.Chain.Fees.getFeeRate()); return StarknetFees_1.StarknetFees.getGasFee(StarknetSpvVaultContract.GasCosts.FRONT, feeRate); } } exports.StarknetSpvVaultContract = StarknetSpvVaultContract; StarknetSpvVaultContract.GasCosts = { DEPOSIT: { l1DataGas: 400, l2Gas: 4000000, l1Gas: 0 }, OPEN: { l1DataGas: 1200, l2Gas: 8000000, l1Gas: 0 }, FRONT: { l1DataGas: 800, l2Gas: 12000000, l1Gas: 0 }, CLAIM: { l1DataGas: 1000, l2Gas: 400000000, l1Gas: 0 }, CLAIM_OPTIMISTIC_ESTIMATE: { l1DataGas: 1000, l2Gas: 80000000, l1Gas: 0 } //If claimer uses sierra 1.7.0 or later };