mirror of
https://github.com/Instadapp/dsa-connectors.git
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74 lines
2.6 KiB
Solidity
74 lines
2.6 KiB
Solidity
//SPDX-License-Identifier: MIT
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pragma solidity ^0.7.0;
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import { TokenInterface } from "../../common/interfaces.sol";
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import { DSMath } from "../../common/math.sol";
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import { Basic } from "../../common/basic.sol";
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import "./interface.sol";
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contract Helpers is DSMath, Basic {
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/**
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* @param token The address of token to be bridged.(For USDC: 0x7f5c764cbc14f9669b88837ca1490cca17c31607)
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* @param chainId The Id of the destination chain.(For MAINNET : 1)
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* @param recipient The address to recieve the token on destination chain.
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* @param amount The total amount sent by user (Includes bonder fee, destination chain Tx cost).
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* @param bonderFee The fee to be recieved by bonder at destination chain.
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* @param amountOutMin minimum amount of token out for swap
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* @param deadline The deadline for the transaction (Recommended - Date.now() + 604800 (1 week))
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* @param destinationAmountOutMin minimum amount of token out for bridge, zero for L1 bridging
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* @param destinationDeadline The deadline for the transaction (Recommended - Date.now() + 604800 (1 week)), zero for L1 bridging
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*/
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struct BridgeParams {
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address token;
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uint256 chainId;
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address recipient;
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uint256 amount;
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uint256 bonderFee;
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uint256 amountOutMin;
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uint256 deadline;
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uint256 destinationAmountOutMin;
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uint256 destinationDeadline;
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}
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function _swapAndSend(BridgeParams memory params) internal {
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IHopRouter router = _getRouter(params.token);
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TokenInterface tokenContract = TokenInterface(params.token);
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approve(tokenContract, address(router), params.amount);
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router.swapAndSend(
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params.chainId,
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params.recipient,
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params.amount,
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params.bonderFee,
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params.amountOutMin,
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params.deadline,
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params.destinationAmountOutMin,
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params.destinationDeadline
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);
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}
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function _getRouter(address token_)
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internal
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pure
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returns (IHopRouter router)
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{
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if (token_ == 0x7F5c764cBc14f9669B88837ca1490cCa17c31607)
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//USDC l2AmmWrapper
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router = IHopRouter(0x2ad09850b0CA4c7c1B33f5AcD6cBAbCaB5d6e796);
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else if (token_ == 0x94b008aA00579c1307B0EF2c499aD98a8ce58e58)
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//USDT l2AmmWrapper
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router = IHopRouter(0x7D269D3E0d61A05a0bA976b7DBF8805bF844AF3F);
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else if (token_ == 0xDA10009cBd5D07dd0CeCc66161FC93D7c9000da1)
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//DAI l2AmmWrapper
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router = IHopRouter(0xb3C68a491608952Cb1257FC9909a537a0173b63B);
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else if (token_ == 0x4200000000000000000000000000000000000006)
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//WETH l2AmmWrapper
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router = IHopRouter(0x86cA30bEF97fB651b8d866D45503684b90cb3312);
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else if (token_ == 0x68f180fcCe6836688e9084f035309E29Bf0A2095)
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//WBTC l2AmmWrapper
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router = IHopRouter(0x2A11a98e2fCF4674F30934B5166645fE6CA35F56);
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else revert("Invalid token migration");
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}
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}
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