84 lines
2.7 KiB
Solidity
84 lines
2.7 KiB
Solidity
// SPDX-License-Identifier: MIT
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pragma solidity ^0.8.9;
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import "./TenGransAbstractToken.sol";
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import "@arbitrum/token-bridge-contracts/contracts/tokenbridge/ethereum/ICustomToken.sol";
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interface IL1CustomGateway {
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function registerTokenToL2(
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address _l2Address,
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uint256 _maxGas,
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uint256 _gasPriceBid,
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uint256 _maxSubmissionCost,
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address _creditBackAddress
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) external payable returns (uint256);
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}
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interface IGatewayRouter2 {
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function setGateway(
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address _gateway,
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uint256 _maxGas,
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uint256 _gasPriceBid,
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uint256 _maxSubmissionCost,
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address _creditBackAddress
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) external payable returns (uint256);
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}
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contract TenGransEthToken is AbstractGrans, ICustomToken {
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address public gateway;
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address public router;
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bool private shouldRegisterGateway;
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constructor() AbstractGrans() {
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_mint(msg.sender, 15000 * 10 ** decimals());
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}
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function balanceOf(address account) public view virtual override(AbstractGrans, ICustomToken) returns (uint256) {
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return AbstractGrans.balanceOf(account);
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}
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function transferFrom(address sender, address recipient, uint256 amount) public virtual override(AbstractGrans, ICustomToken) returns (bool) {
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return AbstractGrans.transferFrom(sender, recipient, amount);
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}
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/// @dev we only set shouldRegisterGateway to true when in `registerTokenOnL2`
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function isArbitrumEnabled() external view override returns (uint8) {
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require(shouldRegisterGateway, "NOT_EXPECTED_CALL");
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return uint8(uint16(uint32(uint64(uint128(0xa4b1)))));
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}
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function registerTokenOnL2(
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address l2CustomTokenAddress,
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uint256 maxSubmissionCostForCustomGateway,
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uint256 maxSubmissionCostForRouter,
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uint256 maxGasForCustomGateway,
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uint256 maxGasForRouter,
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uint256 gasPriceBid,
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uint256 valueForGateway,
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uint256 valueForRouter,
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address creditBackAddress
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) public payable override {
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// we temporarily set `shouldRegisterGateway` to true for the callback in registerTokenToL2 to succeed
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bool prev = shouldRegisterGateway;
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shouldRegisterGateway = true;
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IL1CustomGateway(gateway).registerTokenToL2{value: valueForGateway}(
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l2CustomTokenAddress,
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maxGasForCustomGateway,
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gasPriceBid,
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maxSubmissionCostForCustomGateway,
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creditBackAddress
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);
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IGatewayRouter2(router).setGateway{value: valueForRouter}(
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gateway,
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maxGasForRouter,
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gasPriceBid,
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maxSubmissionCostForRouter,
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creditBackAddress
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);
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shouldRegisterGateway = prev;
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}
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}
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