65 lines
2.0 KiB
Solidity
65 lines
2.0 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 { SafeMath } from "@openzeppelin/contracts/math/SafeMath.sol";
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import "./interfaces/IInstanceRegistry.sol";
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import "./interfaces/IInstanceFactory.sol";
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contract InstanceAdditionProposal {
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using SafeMath for uint256;
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IInstanceFactory public immutable instanceFactory;
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IInstanceRegistry public immutable instanceRegistry;
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struct InstanceAdditionData {
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address tokenAddress;
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uint40 smallDenomination;
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uint16 base10Exponent;
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uint24 uniPoolSwappingFee;
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uint16 protocolFee;
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}
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InstanceAdditionData[] public toAdd;
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event AddInstanceForRegistry(address instance, address token, uint256 denomination);
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constructor(address _instanceFactory, address _instanceRegistry, InstanceAdditionData[] memory _toAdd) {
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instanceFactory = IInstanceFactory(_instanceFactory);
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instanceRegistry = IInstanceRegistry(_instanceRegistry);
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// Copying structs is not implemented
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for (uint256 i = 0; i < _toAdd.length; i++) {
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toAdd.push(_toAdd[i]);
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}
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}
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function executeProposal() external {
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uint256 howMany = toAdd.length;
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for (uint256 i = 0; i < howMany; i++) {
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InstanceAdditionData memory data = toAdd[i];
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uint256 denomination = uint256(data.smallDenomination).mul(10 ** uint256(data.base10Exponent));
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address instance = instanceFactory.createInstanceClone(denomination, data.tokenAddress);
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IInstanceRegistry.Instance memory newInstanceData = IInstanceRegistry.Instance(
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data.tokenAddress != address(0),
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IERC20(data.tokenAddress),
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IInstanceRegistry.InstanceState.ENABLED,
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data.uniPoolSwappingFee,
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data.protocolFee
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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), data.tokenAddress, denomination);
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}
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}
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}
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