@0xsplits/splits-sdk
Version:
SDK for the 0xSplits protocol
461 lines • 23.2 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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step((generator = generator.apply(thisArg, _arguments || [])).next());
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var __read = (this && this.__read) || function (o, n) {
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}
catch (error) { e = { error: error }; }
finally {
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ar[i] = from[i];
}
}
return to.concat(ar || Array.prototype.slice.call(from));
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.mergeFormattedTokenBalances = exports.mergeBalances = exports.fetchContractBalancesWithAlchemy = exports.fetchSplitActiveBalances = exports.fetchActiveBalances = exports.fetchERC20TransferredTokens = void 0;
var viem_1 = require("viem");
var constants_1 = require("../constants");
var erc20_1 = require("../constants/abi/erc20");
var splitV2_1 = require("../constants/abi/splitV2");
var _1 = require(".");
var requests_1 = require("./requests");
var lodash_1 = require("lodash");
var abi_1 = require("../constants/abi");
var fetchERC20TransferredTokens = function (chainId, publicClient, splitAddress) { return __awaiter(void 0, void 0, void 0, function () {
var tokens, transferLogs;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
tokens = new Set([]);
return [4 /*yield*/, publicClient.getLogs({
event: {
name: 'Transfer',
inputs: [
{ type: 'address', indexed: true, name: 'from' },
{ type: 'address', indexed: true, name: 'to' },
{ type: 'uint256', indexed: false, name: 'value' },
],
type: 'event',
},
args: {
to: splitAddress,
},
fromBlock: BigInt(constants_1.CHAIN_INFO[chainId].startBlock),
toBlock: 'latest',
})];
case 1:
transferLogs = _a.sent();
transferLogs.map(function (log) {
var erc20Address = log.address;
tokens.add(erc20Address);
});
return [2 /*return*/, Array.from(tokens)];
}
});
}); };
exports.fetchERC20TransferredTokens = fetchERC20TransferredTokens;
// NOTE: this should never be called for a user, we only care about a user's
// balance in split main which is stored in subgraph
var fetchActiveBalances = function (chainId, accountAddress, publicClient, fullTokenList) { return __awaiter(void 0, void 0, void 0, function () {
var balances, erc20Tokens, contractCalls, _a, tokenData, multicallResponse;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
balances = {};
erc20Tokens = fullTokenList.filter(function (token) { return token !== viem_1.zeroAddress; });
contractCalls = getTokenBalanceCalls(accountAddress, fullTokenList);
return [4 /*yield*/, Promise.all([
fetchTokenData(erc20Tokens, publicClient),
publicClient.multicall({
contracts: contractCalls,
}),
])];
case 1:
_a = __read.apply(void 0, [_b.sent(), 2]), tokenData = _a[0], multicallResponse = _a[1];
processBalanceMulticallResponse(chainId, fullTokenList, tokenData, multicallResponse, balances);
return [2 /*return*/, balances];
}
});
}); };
exports.fetchActiveBalances = fetchActiveBalances;
var fetchSplitActiveBalances = function (_a) { return __awaiter(void 0, [_a], void 0, function (_b) {
var balances, formattedTokenList, erc20Tokens, contractCalls, _c, tokenData, multicallResponse;
var type = _b.type, chainId = _b.chainId, splitAddress = _b.splitAddress, publicClient = _b.publicClient, fullTokenList = _b.fullTokenList;
return __generator(this, function (_d) {
switch (_d.label) {
case 0:
balances = {};
formattedTokenList = fullTokenList.map(function (token) { return (0, viem_1.getAddress)(token); });
erc20Tokens = formattedTokenList.filter(function (token) { return token !== viem_1.zeroAddress; });
contractCalls = getSplitTokenBalanceCalls({
type: type,
chainId: chainId,
splitAddress: splitAddress,
tokenList: formattedTokenList,
});
return [4 /*yield*/, Promise.all([
fetchTokenData(erc20Tokens, publicClient),
publicClient.multicall({
contracts: contractCalls,
}),
])];
case 1:
_c = __read.apply(void 0, [_d.sent(), 2]), tokenData = _c[0], multicallResponse = _c[1];
processSplitBalanceMulticallResponse({
type: type,
chainId: chainId,
fullTokenList: formattedTokenList,
tokenData: tokenData,
multicallResponse: multicallResponse,
balances: balances,
});
return [2 /*return*/, balances];
}
});
}); };
exports.fetchSplitActiveBalances = fetchSplitActiveBalances;
// NOTE: this should never be called for a user, we only care about a user's
// balance in split main which is stored in subgraph
var fetchContractBalancesWithAlchemy = function (chainId, address, rpcPublicClient) { return __awaiter(void 0, void 0, void 0, function () {
var balances, getBalanceFunc, sendFunc, pageKey, _loop_1;
var _a, _b;
return __generator(this, function (_c) {
switch (_c.label) {
case 0:
if (!(0, _1.isAlchemyPublicClient)(rpcPublicClient))
throw new Error('Cannot call this without an alchemy provider');
balances = {};
getBalanceFunc = rpcPublicClient.getBalance.bind(rpcPublicClient);
sendFunc = rpcPublicClient.request.bind(rpcPublicClient);
pageKey = '';
_loop_1 = function () {
var promisesArray, results, ethBalance, symbol, decimals, formattedAmount, erc20Balances, erc20TokensToFetch, erc20TokenData;
return __generator(this, function (_d) {
switch (_d.label) {
case 0:
promisesArray = [
(0, requests_1.retryExponentialBackoff)(sendFunc, [
{
method: 'alchemy_getTokenBalances',
params: [
address,
'erc20',
{ pageKey: pageKey ? pageKey : undefined },
],
},
], 3),
];
// Only need to fetch native token on the first loop
if (!pageKey) {
promisesArray.push((0, requests_1.retryExponentialBackoff)(getBalanceFunc, [{ address: address }], 3));
}
return [4 /*yield*/, Promise.all(promisesArray)];
case 1:
results = _d.sent();
if (!pageKey) {
ethBalance = results[1];
symbol = (_b = (_a = constants_1.CHAIN_INFO[chainId]) === null || _a === void 0 ? void 0 : _a.nativeCurrency.symbol) !== null && _b !== void 0 ? _b : 'ETH';
decimals = 18;
formattedAmount = (0, _1.fromBigIntToTokenValue)(ethBalance, decimals);
balances[viem_1.zeroAddress] = {
rawAmount: ethBalance,
formattedAmount: formattedAmount,
symbol: symbol,
decimals: decimals,
};
}
erc20Balances = results[0];
erc20TokensToFetch = erc20Balances.tokenBalances.map(function (balanceData) { return balanceData.contractAddress; });
return [4 /*yield*/, fetchTokenData(erc20TokensToFetch, rpcPublicClient)];
case 2:
erc20TokenData = _d.sent();
erc20Balances.tokenBalances.map(function (balanceData) {
var _a, _b;
// Failed to fetch token data, not a valid erc20
if (!erc20TokenData[balanceData.contractAddress])
return;
var formattedAddress = (0, viem_1.getAddress)(balanceData.contractAddress);
var rawAmount = BigInt(balanceData.tokenBalance);
var symbol = (_a = erc20TokenData[balanceData.contractAddress].symbol) !== null && _a !== void 0 ? _a : 'UNKNOWN';
var decimals = (_b = erc20TokenData[balanceData.contractAddress].decimals) !== null && _b !== void 0 ? _b : 18;
var formattedAmount = (0, _1.fromBigIntToTokenValue)(rawAmount, decimals);
balances[formattedAddress] = {
rawAmount: rawAmount,
formattedAmount: formattedAmount,
symbol: symbol,
decimals: decimals,
};
});
pageKey = erc20Balances.pageKey;
return [2 /*return*/];
}
});
};
_c.label = 1;
case 1: return [5 /*yield**/, _loop_1()];
case 2:
_c.sent();
_c.label = 3;
case 3:
if (pageKey) return [3 /*break*/, 1];
_c.label = 4;
case 4: return [2 /*return*/, balances];
}
});
}); };
exports.fetchContractBalancesWithAlchemy = fetchContractBalancesWithAlchemy;
var fetchTokenData = function (tokens, publicClient) { return __awaiter(void 0, void 0, void 0, function () {
var filteredTokens, contractCalls, multicallResponse, tokenData;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
filteredTokens = tokens.filter(function (token) { return token !== viem_1.zeroAddress; });
contractCalls = getTokenDataCalls(filteredTokens);
return [4 /*yield*/, publicClient.multicall({
contracts: contractCalls,
})];
case 1:
multicallResponse = _a.sent();
tokenData = {};
filteredTokens.map(function (token, index) {
var symbol = multicallResponse[index * 2].result;
var decimals = multicallResponse[index * 2 + 1].result;
if (symbol !== undefined && decimals !== undefined) {
tokenData[token] = {
address: token,
symbol: symbol,
decimals: decimals,
};
}
});
return [2 /*return*/, tokenData];
}
});
}); };
var processBalanceMulticallResponse = function (chainId, fullTokenList, tokenData, multicallResponse, balances) {
fullTokenList.map(function (token, index) {
var _a, _b;
var data = multicallResponse[index];
var balance = data.result;
if (balance === undefined)
return;
if (token === viem_1.zeroAddress) {
var decimals = 18;
var symbol = (_b = (_a = constants_1.CHAIN_INFO[chainId]) === null || _a === void 0 ? void 0 : _a.nativeCurrency.symbol) !== null && _b !== void 0 ? _b : 'ETH';
var formattedAmount = (0, _1.fromBigIntToTokenValue)(balance, decimals);
balances[viem_1.zeroAddress] = {
rawAmount: balance,
symbol: symbol,
decimals: decimals,
formattedAmount: formattedAmount,
};
}
else {
if (!tokenData[token])
return; // Unable to fetch token data
var _c = tokenData[token], symbol = _c.symbol, decimals = _c.decimals;
if (symbol === undefined || decimals === undefined)
return; // ignore non erc20
var formattedAmount = (0, _1.fromBigIntToTokenValue)(balance, decimals);
balances[token] = {
rawAmount: balance,
formattedAmount: formattedAmount,
symbol: symbol,
decimals: decimals,
};
}
});
};
var processSplitBalanceMulticallResponse = function (_a) {
var type = _a.type, chainId = _a.chainId, fullTokenList = _a.fullTokenList, tokenData = _a.tokenData, multicallResponse = _a.multicallResponse, balances = _a.balances;
fullTokenList.map(function (token, index) {
var _a, _b;
var data = multicallResponse[index];
var balance;
if (type === 'splitV1') {
balance = data.result;
}
else {
var _c = __read(data.result, 2), splitBalance = _c[0], warehouseBalance = _c[1];
if (splitBalance === undefined || warehouseBalance === undefined)
return;
balance = splitBalance + warehouseBalance;
}
var symbol;
var decimals;
if (token === viem_1.zeroAddress) {
decimals = 18;
symbol = (_b = (_a = constants_1.CHAIN_INFO[chainId]) === null || _a === void 0 ? void 0 : _a.nativeCurrency.symbol) !== null && _b !== void 0 ? _b : 'ETH';
}
else {
if (!tokenData[token])
return; // Unable to fetch token data
if (tokenData[token].symbol === undefined ||
tokenData[token].decimals === undefined)
return; // ignore non erc20
symbol = tokenData[token].symbol;
decimals = tokenData[token].decimals;
}
if (balance > BigInt(2)) {
// Splits can leave one in the contract and one in the warehouse for gas
// efficiency. Filter those out.
var formattedAmount = (0, _1.fromBigIntToTokenValue)(balance, decimals);
balances[token] = {
rawAmount: balance,
formattedAmount: formattedAmount,
symbol: symbol,
decimals: decimals,
};
}
});
};
var ethBalanceAbi = [
{
inputs: [{ internalType: 'address', name: 'addr', type: 'address' }],
name: 'getEthBalance',
outputs: [{ internalType: 'uint256', name: 'balance', type: 'uint256' }],
stateMutability: 'view',
type: 'function',
},
];
var getTokenBalanceCalls = function (accountAddress, tokenList) {
return tokenList.map(function (token) {
if (token === viem_1.zeroAddress)
return {
address: '0xcA11bde05977b3631167028862bE2a173976CA11', // multicall3
abi: ethBalanceAbi,
functionName: 'getEthBalance',
args: [accountAddress],
};
return {
address: token,
abi: erc20_1.erc20Abi,
functionName: 'balanceOf',
args: [accountAddress],
};
});
};
var getSplitTokenBalanceCalls = function (_a) {
var type = _a.type, chainId = _a.chainId, splitAddress = _a.splitAddress, tokenList = _a.tokenList;
return tokenList.map(function (token) {
if (type === 'splitV1') {
if (token === viem_1.zeroAddress)
return {
address: (0, constants_1.getSplitMainAddress)(chainId),
abi: abi_1.splitMainPolygonAbi,
functionName: 'getETHBalance',
args: [splitAddress],
};
return {
address: (0, constants_1.getSplitMainAddress)(chainId),
abi: abi_1.splitMainPolygonAbi,
functionName: 'getERC20Balance',
args: [splitAddress, token],
};
}
else {
return {
address: splitAddress,
abi: splitV2_1.splitV2ABI,
functionName: 'getSplitBalance',
args: [token === viem_1.zeroAddress ? constants_1.NATIVE_TOKEN_ADDRESS : token],
};
}
});
};
var getTokenDataCalls = function (tokens) {
return tokens
.map(function (token) {
if (token === viem_1.zeroAddress)
throw new Error('Cannot fetch data for address zero');
return [
{
address: token,
abi: erc20_1.erc20Abi,
functionName: 'symbol',
},
{
address: token,
abi: erc20_1.erc20Abi,
functionName: 'decimals',
},
];
})
.flat();
};
var mergeBalances = function (balances) {
return lodash_1.mergeWith.apply(void 0, __spreadArray(__spreadArray([{}], __read(balances), false), [function (o, s) {
var _a, _b, _c, _d;
return {
symbol: (_a = o === null || o === void 0 ? void 0 : o.symbol) !== null && _a !== void 0 ? _a : s.symbol,
decimals: (_b = o === null || o === void 0 ? void 0 : o.decimals) !== null && _b !== void 0 ? _b : s.decimals,
amount: ((_c = o === null || o === void 0 ? void 0 : o.amount) !== null && _c !== void 0 ? _c : constants_1.ZERO) + ((_d = s === null || s === void 0 ? void 0 : s.amount) !== null && _d !== void 0 ? _d : constants_1.ZERO),
};
}], false));
};
exports.mergeBalances = mergeBalances;
var mergeFormattedTokenBalances = function (balances) {
return lodash_1.mergeWith.apply(void 0, __spreadArray(__spreadArray([{}], __read(balances), false), [function (o, s) {
var _a, _b, _c, _d;
var decimals = (_a = o === null || o === void 0 ? void 0 : o.decimals) !== null && _a !== void 0 ? _a : s.decimals;
var rawAmount = ((_b = o === null || o === void 0 ? void 0 : o.rawAmount) !== null && _b !== void 0 ? _b : constants_1.ZERO) + ((_c = s === null || s === void 0 ? void 0 : s.rawAmount) !== null && _c !== void 0 ? _c : constants_1.ZERO);
var formattedAmount = (0, _1.fromBigIntToTokenValue)(rawAmount, decimals);
return {
symbol: (_d = o === null || o === void 0 ? void 0 : o.symbol) !== null && _d !== void 0 ? _d : s.symbol,
decimals: decimals,
rawAmount: rawAmount,
formattedAmount: formattedAmount,
};
}], false));
};
exports.mergeFormattedTokenBalances = mergeFormattedTokenBalances;
//# sourceMappingURL=balances.js.map