fsl-js-sdk
Version:
sdk for web
169 lines (168 loc) • 8.19 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (g && (g = 0, op[0] && (_ = 0)), _) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.mooarLz = void 0;
var index_1 = require("../constants/index");
var ethers_1 = require("ethers");
var lz_v2_utilities_1 = require("@layerzerolabs/lz-v2-utilities");
var mooarLz;
(function (mooarLz) {
function loadContract(contract, provider, MooarOFTAdapter_ABI) {
return new ethers_1.ethers.Contract(contract, MooarOFTAdapter_ABI, provider);
}
mooarLz.loadContract = loadContract;
function approveToContract(erc20, contract, amount, privateKey) {
return __awaiter(this, void 0, void 0, function () {
var token, gasPrice, options, tx;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
token = new ethers_1.ethers.Contract(erc20, index_1.erc20Abi, contract.provider);
token = connectWallet(token, privateKey);
return [4 /*yield*/, contract.provider.getGasPrice()];
case 1:
gasPrice = _a.sent();
options = {
gasPrice: gasPrice.mul(15).div(10),
gasLimit: 200000,
};
return [4 /*yield*/, token.approve(contract.address, amount, options)];
case 2:
tx = _a.sent();
return [4 /*yield*/, tx.wait()];
case 3:
_a.sent();
return [2 /*return*/, tx.hash];
}
});
});
}
mooarLz.approveToContract = approveToContract;
function connectWallet(contract, privateKey) {
var wallet = new ethers_1.ethers.Wallet(privateKey, contract.provider);
return contract.connect(wallet);
}
mooarLz.connectWallet = connectWallet;
function decimals(erc20, provider) {
return __awaiter(this, void 0, void 0, function () {
var token;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
token = new ethers_1.ethers.Contract(erc20, index_1.erc20Abi, provider);
return [4 /*yield*/, token.decimals().catch(function (e) {
console.error("Failed to get decimals for token ".concat(erc20, ": ").concat(e));
throw e;
})];
case 1: return [2 /*return*/, _a.sent()];
}
});
});
}
mooarLz.decimals = decimals;
function increaseGasPrice(gasPrice) {
return gasPrice.mul(15).div(10);
}
function send(contract, para, gas, options) {
return __awaiter(this, void 0, void 0, function () {
var _a, sendParam, lzGasFee, gasPrice, tx;
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4 /*yield*/, buildSendParam(contract, para, options !== null && options !== void 0 ? options : defaultLzOptions())];
case 1:
_a = _b.sent(), sendParam = _a[0], lzGasFee = _a[1];
return [4 /*yield*/, contract.provider.getGasPrice()];
case 2:
gasPrice = _b.sent();
return [4 /*yield*/, contract.send(sendParam, [lzGasFee, 0], para.wallet, {
value: lzGasFee,
gasPrice: gas || increaseGasPrice(gasPrice),
})];
case 3:
tx = _b.sent();
return [4 /*yield*/, tx.wait()];
case 4:
_b.sent();
return [2 /*return*/, tx.hash];
}
});
});
}
mooarLz.send = send;
function buildSendParam(contract, lzSendParam, options) {
return __awaiter(this, void 0, void 0, function () {
var receiver, amount, sendParam, lzGasFee;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
receiver = ethers_1.ethers.utils.zeroPad(lzSendParam.receipt, 32);
amount = toBigNumber(lzSendParam.amount);
sendParam = [
lzSendParam.toEid,
receiver,
amount,
amount.div(2),
options.toHex().toString(),
'0x',
'0x',
];
return [4 /*yield*/, contract.quoteSend(sendParam, false)];
case 1:
lzGasFee = (_a.sent())[0];
return [2 /*return*/, [sendParam, lzGasFee]];
}
});
});
}
function defaultLzOptions() {
var options = lz_v2_utilities_1.Options.newOptions();
options.addExecutorLzReceiveOption(2000000, 0);
return options;
}
function toBigNumber(amount) {
if (!amount) {
return ethers_1.ethers.BigNumber.from(0);
}
else if (typeof amount === 'string' || typeof amount === 'number') {
return ethers_1.ethers.BigNumber.from(amount);
}
else {
return amount;
}
}
})(mooarLz = exports.mooarLz || (exports.mooarLz = {}));