mirror of
https://github.com/Instadapp/aave-protocol-v2.git
synced 2024-07-29 21:47:30 +00:00
363 lines
10 KiB
TypeScript
363 lines
10 KiB
TypeScript
import { Contract, Signer, utils, ethers, BigNumberish } from 'ethers';
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import { signTypedData_v4 } from 'eth-sig-util';
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import { fromRpcSig, ECDSASignature } from 'ethereumjs-util';
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import BigNumber from 'bignumber.js';
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import { getDb, DRE, waitForTx } from './misc-utils';
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import {
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tEthereumAddress,
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eContractid,
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tStringTokenSmallUnits,
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eEthereumNetwork,
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AavePools,
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iParamsPerNetwork,
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iParamsPerPool,
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ePolygonNetwork,
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eXDaiNetwork,
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eNetwork,
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iParamsPerNetworkAll,
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iEthereumParamsPerNetwork,
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iPolygonParamsPerNetwork,
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iXDaiParamsPerNetwork,
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} from './types';
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import { MintableERC20 } from '../types/MintableERC20';
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import { Artifact } from 'hardhat/types';
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import { Artifact as BuidlerArtifact } from '@nomiclabs/buidler/types';
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import { verifyContract } from './etherscan-verification';
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import { getIErc20Detailed } from './contracts-getters';
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import { usingTenderly } from './tenderly-utils';
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export type MockTokenMap = { [symbol: string]: MintableERC20 };
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export const registerContractInJsonDb = async (contractId: string, contractInstance: Contract) => {
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const currentNetwork = DRE.network.name;
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const MAINNET_FORK = process.env.MAINNET_FORK === 'true';
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if (MAINNET_FORK || (currentNetwork !== 'hardhat' && !currentNetwork.includes('coverage'))) {
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console.log(`*** ${contractId} ***\n`);
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console.log(`Network: ${currentNetwork}`);
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console.log(`tx: ${contractInstance.deployTransaction.hash}`);
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console.log(`contract address: ${contractInstance.address}`);
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console.log(`deployer address: ${contractInstance.deployTransaction.from}`);
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console.log(`gas price: ${contractInstance.deployTransaction.gasPrice}`);
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console.log(`gas used: ${contractInstance.deployTransaction.gasLimit}`);
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console.log(`\n******`);
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console.log();
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}
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await getDb()
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.set(`${contractId}.${currentNetwork}`, {
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address: contractInstance.address,
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deployer: contractInstance.deployTransaction.from,
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})
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.write();
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};
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export const insertContractAddressInDb = async (id: eContractid, address: tEthereumAddress) =>
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await getDb()
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.set(`${id}.${DRE.network.name}`, {
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address,
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})
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.write();
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export const rawInsertContractAddressInDb = async (id: string, address: tEthereumAddress) =>
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await getDb()
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.set(`${id}.${DRE.network.name}`, {
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address,
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})
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.write();
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export const getEthersSigners = async (): Promise<Signer[]> =>
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await Promise.all(await DRE.ethers.getSigners());
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export const getEthersSignersAddresses = async (): Promise<tEthereumAddress[]> =>
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await Promise.all((await DRE.ethers.getSigners()).map((signer) => signer.getAddress()));
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export const getCurrentBlock = async () => {
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return DRE.ethers.provider.getBlockNumber();
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};
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export const decodeAbiNumber = (data: string): number =>
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parseInt(utils.defaultAbiCoder.decode(['uint256'], data).toString());
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export const deployContract = async <ContractType extends Contract>(
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contractName: string,
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args: any[]
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): Promise<ContractType> => {
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const contract = (await (await DRE.ethers.getContractFactory(contractName)).deploy(
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...args
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)) as ContractType;
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await waitForTx(contract.deployTransaction);
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await registerContractInJsonDb(<eContractid>contractName, contract);
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return contract;
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};
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export const withSaveAndVerify = async <ContractType extends Contract>(
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instance: ContractType,
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id: string,
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args: (string | string[])[],
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verify?: boolean
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): Promise<ContractType> => {
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await waitForTx(instance.deployTransaction);
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await registerContractInJsonDb(id, instance);
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if (usingTenderly()) {
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console.log();
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console.log('Doing Tenderly contract verification of', id);
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await (DRE as any).tenderlyRPC.verify({
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name: id,
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address: instance.address,
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});
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console.log(`Verified ${id} at Tenderly!`);
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console.log();
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}
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if (verify) {
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await verifyContract(instance.address, args);
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}
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return instance;
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};
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export const getContract = async <ContractType extends Contract>(
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contractName: string,
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address: string
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): Promise<ContractType> => (await DRE.ethers.getContractAt(contractName, address)) as ContractType;
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export const linkBytecode = (artifact: BuidlerArtifact | Artifact, libraries: any) => {
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let bytecode = artifact.bytecode;
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for (const [fileName, fileReferences] of Object.entries(artifact.linkReferences)) {
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for (const [libName, fixups] of Object.entries(fileReferences)) {
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const addr = libraries[libName];
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if (addr === undefined) {
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continue;
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}
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for (const fixup of fixups) {
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bytecode =
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bytecode.substr(0, 2 + fixup.start * 2) +
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addr.substr(2) +
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bytecode.substr(2 + (fixup.start + fixup.length) * 2);
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}
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}
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}
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return bytecode;
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};
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export const getParamPerNetwork = <T>(param: iParamsPerNetwork<T>, network: eNetwork) => {
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const {
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main,
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ropsten,
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kovan,
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coverage,
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buidlerevm,
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tenderlyMain,
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} = param as iEthereumParamsPerNetwork<T>;
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const { matic, mumbai } = param as iPolygonParamsPerNetwork<T>;
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const { xdai } = param as iXDaiParamsPerNetwork<T>;
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const MAINNET_FORK = process.env.MAINNET_FORK === 'true';
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if (MAINNET_FORK) {
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return main;
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}
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switch (network) {
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case eEthereumNetwork.coverage:
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return coverage;
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case eEthereumNetwork.buidlerevm:
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return buidlerevm;
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case eEthereumNetwork.hardhat:
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return buidlerevm;
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case eEthereumNetwork.kovan:
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return kovan;
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case eEthereumNetwork.ropsten:
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return ropsten;
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case eEthereumNetwork.main:
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return main;
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case eEthereumNetwork.tenderlyMain:
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return tenderlyMain;
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case ePolygonNetwork.matic:
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return matic;
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case ePolygonNetwork.mumbai:
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return mumbai;
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case eXDaiNetwork.xdai:
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return xdai;
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}
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};
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export const getParamPerPool = <T>({ proto, amm, matic }: iParamsPerPool<T>, pool: AavePools) => {
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switch (pool) {
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case AavePools.proto:
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return proto;
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case AavePools.amm:
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return amm;
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case AavePools.matic:
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return matic;
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default:
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return proto;
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}
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};
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export const convertToCurrencyDecimals = async (tokenAddress: tEthereumAddress, amount: string) => {
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const token = await getIErc20Detailed(tokenAddress);
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let decimals = (await token.decimals()).toString();
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return ethers.utils.parseUnits(amount, decimals);
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};
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export const convertToCurrencyUnits = async (tokenAddress: string, amount: string) => {
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const token = await getIErc20Detailed(tokenAddress);
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let decimals = new BigNumber(await token.decimals());
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const currencyUnit = new BigNumber(10).pow(decimals);
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const amountInCurrencyUnits = new BigNumber(amount).div(currencyUnit);
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return amountInCurrencyUnits.toFixed();
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};
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export const buildPermitParams = (
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chainId: number,
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token: tEthereumAddress,
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revision: string,
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tokenName: string,
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owner: tEthereumAddress,
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spender: tEthereumAddress,
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nonce: number,
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deadline: string,
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value: tStringTokenSmallUnits
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) => ({
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types: {
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EIP712Domain: [
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{ name: 'name', type: 'string' },
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{ name: 'version', type: 'string' },
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{ name: 'chainId', type: 'uint256' },
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{ name: 'verifyingContract', type: 'address' },
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],
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Permit: [
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{ name: 'owner', type: 'address' },
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{ name: 'spender', type: 'address' },
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{ name: 'value', type: 'uint256' },
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{ name: 'nonce', type: 'uint256' },
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{ name: 'deadline', type: 'uint256' },
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],
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},
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primaryType: 'Permit' as const,
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domain: {
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name: tokenName,
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version: revision,
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chainId: chainId,
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verifyingContract: token,
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},
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message: {
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owner,
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spender,
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value,
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nonce,
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deadline,
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},
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});
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export const getSignatureFromTypedData = (
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privateKey: string,
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typedData: any // TODO: should be TypedData, from eth-sig-utils, but TS doesn't accept it
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): ECDSASignature => {
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const signature = signTypedData_v4(Buffer.from(privateKey.substring(2, 66), 'hex'), {
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data: typedData,
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});
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return fromRpcSig(signature);
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};
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export const buildLiquiditySwapParams = (
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assetToSwapToList: tEthereumAddress[],
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minAmountsToReceive: BigNumberish[],
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swapAllBalances: BigNumberish[],
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permitAmounts: BigNumberish[],
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deadlines: BigNumberish[],
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v: BigNumberish[],
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r: (string | Buffer)[],
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s: (string | Buffer)[],
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useEthPath: boolean[]
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) => {
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return ethers.utils.defaultAbiCoder.encode(
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[
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'address[]',
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'uint256[]',
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'bool[]',
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'uint256[]',
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'uint256[]',
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'uint8[]',
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'bytes32[]',
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'bytes32[]',
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'bool[]',
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],
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[
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assetToSwapToList,
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minAmountsToReceive,
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swapAllBalances,
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permitAmounts,
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deadlines,
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v,
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r,
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s,
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useEthPath,
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]
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);
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};
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export const buildRepayAdapterParams = (
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collateralAsset: tEthereumAddress,
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collateralAmount: BigNumberish,
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rateMode: BigNumberish,
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permitAmount: BigNumberish,
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deadline: BigNumberish,
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v: BigNumberish,
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r: string | Buffer,
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s: string | Buffer,
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useEthPath: boolean
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) => {
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return ethers.utils.defaultAbiCoder.encode(
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['address', 'uint256', 'uint256', 'uint256', 'uint256', 'uint8', 'bytes32', 'bytes32', 'bool'],
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[collateralAsset, collateralAmount, rateMode, permitAmount, deadline, v, r, s, useEthPath]
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);
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};
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export const buildFlashLiquidationAdapterParams = (
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collateralAsset: tEthereumAddress,
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debtAsset: tEthereumAddress,
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user: tEthereumAddress,
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debtToCover: BigNumberish,
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useEthPath: boolean
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) => {
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return ethers.utils.defaultAbiCoder.encode(
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['address', 'address', 'address', 'uint256', 'bool'],
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[collateralAsset, debtAsset, user, debtToCover, useEthPath]
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);
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};
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export const buildParaSwapLiquiditySwapParams = (
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assetToSwapTo: tEthereumAddress,
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minAmountToReceive: BigNumberish,
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swapAllBalanceOffset: BigNumberish,
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swapCalldata: string | Buffer,
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augustus: tEthereumAddress,
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permitAmount: BigNumberish,
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deadline: BigNumberish,
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v: BigNumberish,
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r: string | Buffer,
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s: string | Buffer
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) => {
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return ethers.utils.defaultAbiCoder.encode(
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[
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'address',
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'uint256',
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'uint256',
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'bytes',
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'address',
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'tuple(uint256,uint256,uint8,bytes32,bytes32)',
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],
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[
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assetToSwapTo,
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minAmountToReceive,
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swapAllBalanceOffset,
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swapCalldata,
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augustus,
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[permitAmount, deadline, v, r, s],
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]
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);
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};
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