mirror of
https://github.com/Instadapp/dsa-connectors.git
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67 lines
1.7 KiB
Solidity
67 lines
1.7 KiB
Solidity
//SPDX-License-Identifier: MIT
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pragma solidity ^0.7.0;
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pragma experimental ABIEncoderV2;
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/**
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* @title Connext.
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* @dev Cross chain bridge.
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*/
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import { TokenInterface, MemoryInterface } from "../../common/interfaces.sol";
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import { Stores } from "../../common/stores.sol";
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import "./interface.sol";
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import "./helpers.sol";
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import "./events.sol";
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abstract contract ConnextResolver is Helpers {
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/**
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* @dev Call xcall on Connext.
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* @notice Call xcall on Connext.
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* @param params XCallParams struct.
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* @param getId ID to retrieve amount from last spell.
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* @param setId ID stores the amount of tokens deposited.
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*/
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function xcall(XCallParams memory params, uint256 getId, uint256 setId)
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external
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payable
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returns (string memory _eventName, bytes memory _eventParam)
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{
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uint256 _amount = getUint(getId, params.amount);
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TokenInterface tokenContract = TokenInterface(params.asset);
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bool isNative = params.asset == ethAddr;
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if (isNative) {
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_amount = _amount == uint256(-1) ? sub(address(this).balance, params.relayerFee) : _amount;
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// xcall does not take native asset, must wrap
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convertEthToWeth(true, tokenContract, _amount);
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} else {
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_amount = _amount == uint256(-1) ? tokenContract.balanceOf(address(this)) : _amount;
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}
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params.amount = _amount;
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approve(tokenContract, connextAddr, _amount);
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_xcall(params);
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setUint(setId, _amount);
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_eventName = "LogXCall(uint32,address,address,address,uint256,uint256,uint256,uint256)";
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_eventParam = abi.encode(
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params.destination,
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params.to,
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params.asset,
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params.delegate,
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params.amount,
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params.slippage,
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getId,
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setId
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);
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}
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}
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contract ConnectV2ConnextOptimism is ConnextResolver {
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string public constant name = "Connext-v1.0";
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}
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