103 lines
3.4 KiB
Solidity
103 lines
3.4 KiB
Solidity
// SPDX-License-Identifier: MIT
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pragma solidity 0.7.6;
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pragma abicoder v2;
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import "./interfaces/IInstanceRegistry.sol";
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import "./interfaces/IInstanceFactory.sol";
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contract AddInstanceProposal {
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IInstanceFactory public immutable instanceFactory;
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IInstanceRegistry public immutable instanceRegistry;
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uint24 public immutable uniswapPoolSwappingFee;
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address public immutable token;
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uint256 public immutable numInstances;
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uint256 internal immutable denomination0;
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uint256 internal immutable denomination1;
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uint256 internal immutable denomination2;
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uint256 internal immutable denomination3;
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uint32 internal immutable protocolFee0;
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uint32 internal immutable protocolFee1;
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uint32 internal immutable protocolFee2;
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uint32 internal immutable protocolFee3;
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event AddInstanceForRegistry(address instance, address token, uint256 denomination);
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constructor(
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address _instanceFactory,
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address _instanceRegistry,
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address _token,
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uint24 _uniswapPoolSwappingFee,
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uint256[] memory _denominations,
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uint32[] memory _protocolFees
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) {
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instanceFactory = IInstanceFactory(_instanceFactory);
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instanceRegistry = IInstanceRegistry(_instanceRegistry);
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token = _token;
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uniswapPoolSwappingFee = _uniswapPoolSwappingFee;
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require(_denominations.length == _protocolFees.length, "Incorrect denominations/fees length");
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uint256 _numInstances = _denominations.length;
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require(_numInstances > 0 && _numInstances <= 4, "incorrect instances number");
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numInstances = _numInstances;
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denomination0 = _numInstances > 0 ? _denominations[0] : 0;
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denomination1 = _numInstances > 1 ? _denominations[1] : 0;
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denomination2 = _numInstances > 2 ? _denominations[2] : 0;
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denomination3 = _numInstances > 3 ? _denominations[3] : 0;
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protocolFee0 = _numInstances > 0 ? _protocolFees[0] : 0;
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protocolFee1 = _numInstances > 1 ? _protocolFees[1] : 0;
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protocolFee2 = _numInstances > 2 ? _protocolFees[2] : 0;
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protocolFee3 = _numInstances > 3 ? _protocolFees[3] : 0;
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}
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function executeProposal() external {
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for (uint256 i = 0; i < numInstances; i++) {
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address instance = instanceFactory.createInstanceClone(denominationByIndex(i), token);
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IInstanceRegistry.Instance memory newInstanceData = IInstanceRegistry.Instance(
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token != address(0),
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IERC20(token),
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IInstanceRegistry.InstanceState.ENABLED,
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uniswapPoolSwappingFee,
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protocolFeeByIndex(i)
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);
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IInstanceRegistry.Tornado memory tornadoForUpdate = IInstanceRegistry.Tornado(instance, newInstanceData);
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instanceRegistry.updateInstance(tornadoForUpdate);
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emit AddInstanceForRegistry(address(instance), token, denominationByIndex(i));
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}
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}
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function denominationByIndex(uint256 _index) public view returns (uint256) {
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if (_index == 0) {
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return denomination0;
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} else if (_index == 1) {
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return denomination1;
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} else if (_index == 2) {
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return denomination2;
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} else if (_index == 3) {
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return denomination3;
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} else {
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revert("Invalid instance index");
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}
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}
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function protocolFeeByIndex(uint256 _index) public view returns (uint32) {
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if (_index == 0) {
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return protocolFee0;
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} else if (_index == 1) {
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return protocolFee1;
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} else if (_index == 2) {
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return protocolFee2;
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} else if (_index == 3) {
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return protocolFee3;
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} else {
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revert("Invalid instance index");
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}
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}
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}
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