@tokamak-network/thanos-sdk
Version:
Tools for working with Thanos
123 lines • 7.17 kB
JavaScript
"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.NativeTokenBridgeAdapter = void 0;
const ethers_1 = require("ethers");
const IERC20_json_1 = __importDefault(require("@tokamak-network/thanos-contracts/forge-artifacts/ERC20/IERC20.sol/IERC20.json"));
const interfaces_1 = require("../interfaces");
const utils_1 = require("../utils");
const standard_bridge_1 = require("./standard-bridge");
class NativeTokenBridgeAdapter extends standard_bridge_1.StandardBridgeAdapter {
constructor() {
super(...arguments);
this.populateTransaction = {
approve: async (l1Token, l2Token, amount, opts) => {
if (!(await this.supportsTokenPair(l1Token, l2Token))) {
throw new Error(`token pair not supported by bridge`);
}
const token = new ethers_1.Contract((0, utils_1.toAddress)(l1Token), IERC20_json_1.default.abi, this.messenger.l1Provider);
return token.populateTransaction.approve(this.l1Bridge.address, amount, (opts === null || opts === void 0 ? void 0 : opts.overrides) || {});
},
deposit: async (l1Token, l2Token, amount, opts) => {
if (!(await this.supportsTokenPair(l1Token, l2Token))) {
throw new Error(`token pair not supported by bridge`);
}
if ((opts === null || opts === void 0 ? void 0 : opts.recipient) === undefined) {
return this.l1Bridge.populateTransaction.bridgeNativeToken(amount, (opts === null || opts === void 0 ? void 0 : opts.l2GasLimit) || 200000, '0x', (opts === null || opts === void 0 ? void 0 : opts.overrides) || {});
}
else {
return this.l1Bridge.populateTransaction.bridgeNativeTokenTo((0, utils_1.toAddress)(opts.recipient), amount, (opts === null || opts === void 0 ? void 0 : opts.l2GasLimit) || 200000, '0x', (opts === null || opts === void 0 ? void 0 : opts.overrides) || {});
}
},
withdraw: async (l1Token, l2Token, amount, opts) => {
if (!(await this.supportsTokenPair(l1Token, l2Token))) {
throw new Error(`token pair not supported by bridge`);
}
if ((opts === null || opts === void 0 ? void 0 : opts.recipient) === undefined) {
return this.l2Bridge.populateTransaction.withdraw((0, utils_1.toAddress)(l2Token), amount, 0, '0x', Object.assign(Object.assign({}, (0, utils_1.omit)((opts === null || opts === void 0 ? void 0 : opts.overrides) || {}, 'value')), { value: amount }));
}
else {
return this.l2Bridge.populateTransaction.withdrawTo((0, utils_1.toAddress)(l2Token), (0, utils_1.toAddress)(opts.recipient), amount, 0, '0x', Object.assign(Object.assign({}, (0, utils_1.omit)((opts === null || opts === void 0 ? void 0 : opts.overrides) || {}, 'value')), { value: amount }));
}
},
};
this.estimateGas = {
approve: async (l1Token, l2Token, amount, opts) => {
return this.messenger.l1Provider.estimateGas(await this.populateTransaction.approve(l1Token, l2Token, amount, opts));
},
deposit: async (l1Token, l2Token, amount, opts) => {
return this.messenger.l1Provider.estimateGas(await this.populateTransaction.deposit(l1Token, l2Token, amount, opts));
},
withdraw: async (l1Token, l2Token, amount, opts) => {
return this.messenger.l2Provider.estimateGas(await this.populateTransaction.withdraw(l1Token, l2Token, amount, opts));
},
};
}
async getDepositsByAddress(address, opts) {
const events = await this.l1Bridge.queryFilter(this.l1Bridge.filters.ERC20DepositInitiated(undefined, undefined, address), opts === null || opts === void 0 ? void 0 : opts.fromBlock, opts === null || opts === void 0 ? void 0 : opts.toBlock);
return events
.filter((event) => this.supportsTokenPair(event.args.l1Token, event.args.l2Token))
.map((event) => {
return {
direction: interfaces_1.MessageDirection.L1_TO_L2,
from: event.args.from,
to: event.args.to,
l1Token: event.args.l1Token,
l2Token: event.args.l2Token,
amount: event.args.amount,
data: event.args.extraData,
logIndex: event.logIndex,
blockNumber: event.blockNumber,
transactionHash: event.transactionHash,
};
})
.sort((a, b) => {
return b.blockNumber - a.blockNumber;
});
}
async getWithdrawalsByAddress(address, opts) {
const events = await this.l2Bridge.queryFilter(this.l2Bridge.filters.WithdrawalInitiated(undefined, undefined, address), opts === null || opts === void 0 ? void 0 : opts.fromBlock, opts === null || opts === void 0 ? void 0 : opts.toBlock);
return events
.filter((event) => this.supportsTokenPair(event.args.l1Token, event.args.l2Token))
.map((event) => {
return {
direction: interfaces_1.MessageDirection.L2_TO_L1,
from: event.args.from,
to: event.args.to,
l1Token: event.args.l1Token,
l2Token: event.args.l2Token,
amount: event.args.amount,
data: event.args.extraData,
logIndex: event.logIndex,
blockNumber: event.blockNumber,
transactionHash: event.transactionHash,
};
})
.sort((a, b) => {
return b.blockNumber - a.blockNumber;
});
}
async supportsTokenPair(l1Token, l2Token) {
return this.filterL2NativeTokenDepositsAndWithdrawls(l1Token, l2Token);
}
async approval(l1Token, l2Token, signer) {
if (!(await this.supportsTokenPair(l1Token, l2Token))) {
throw new Error(`token pair not supported by bridge`);
}
const token = new ethers_1.Contract((0, utils_1.toAddress)(l1Token), IERC20_json_1.default.abi, this.messenger.l1Provider);
return token.allowance(await signer.getAddress(), this.l1Bridge.address);
}
async approve(l1Token, l2Token, amount, signer, opts) {
return signer.sendTransaction(await this.populateTransaction.approve(l1Token, l2Token, amount, opts));
}
async deposit(l1Token, l2Token, amount, signer, opts) {
return signer.sendTransaction(await this.populateTransaction.deposit(l1Token, l2Token, amount, opts));
}
async withdraw(l1Token, l2Token, amount, signer, opts) {
return signer.sendTransaction(await this.populateTransaction.withdraw(l1Token, l2Token, amount, opts));
}
}
exports.NativeTokenBridgeAdapter = NativeTokenBridgeAdapter;
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