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| 1 | +// SPDX-License-Identifier: MIT |
| 2 | +pragma solidity ^0.8.0; |
| 3 | + |
| 4 | +contract Stabilization { |
| 5 | + // State variables |
| 6 | + uint256 public pegValue; // The target value to maintain (e.g., $314.159) |
| 7 | + uint256 public currentSupply; // Current supply of the token |
| 8 | + address public owner; // Owner of the contract |
| 9 | + bool public emergencyModeActive; // Flag for emergency mode |
| 10 | + |
| 11 | + // Multi-asset reserves |
| 12 | + mapping(address => uint256) public reserves; // Mapping of asset addresses to their reserves |
| 13 | + |
| 14 | + // Events |
| 15 | + event SupplyAdjusted(uint256 newSupply); |
| 16 | + event EmergencyModeActivated(); |
| 17 | + event EmergencyModeDeactivated(); |
| 18 | + event ReserveUpdated(address asset, uint256 amount); |
| 19 | + |
| 20 | + // Modifier to restrict access to the owner |
| 21 | + modifier onlyOwner() { |
| 22 | + require(msg.sender == owner, "Not authorized"); |
| 23 | + _; |
| 24 | + } |
| 25 | + |
| 26 | + // Constructor to initialize the contract |
| 27 | + constructor(uint256 _pegValue) { |
| 28 | + pegValue = _pegValue; |
| 29 | + currentSupply = 0; // Initial supply is zero |
| 30 | + owner = msg.sender; // Set the contract deployer as the owner |
| 31 | + emergencyModeActive = false; // Initialize emergency mode as inactive |
| 32 | + } |
| 33 | + |
| 34 | + // Function to adjust the supply based on market conditions |
| 35 | + function adjustSupply(uint256 newSupply) public onlyOwner { |
| 36 | + require(newSupply > 0, "Supply must be greater than zero"); |
| 37 | + currentSupply = newSupply; |
| 38 | + emit SupplyAdjusted(newSupply); |
| 39 | + } |
| 40 | + |
| 41 | + // Function to get the current peg value |
| 42 | + function getPegValue() public view returns (uint256) { |
| 43 | + return pegValue; |
| 44 | + } |
| 45 | + |
| 46 | + // Function to switch to emergency mode |
| 47 | + function activateEmergencyMode() public onlyOwner { |
| 48 | + require(!emergencyModeActive, "Emergency mode already active"); |
| 49 | + emergencyModeActive = true; |
| 50 | + pegValue = pegValue * 95 / 100; // Reduce peg value by 5% |
| 51 | + emit EmergencyModeActivated(); |
| 52 | + } |
| 53 | + |
| 54 | + // Function to deactivate emergency mode |
| 55 | + function deactivateEmergencyMode() public onlyOwner { |
| 56 | + require(emergencyModeActive, "Emergency mode not active"); |
| 57 | + emergencyModeActive = false; |
| 58 | + pegValue = pegValue * 105 / 100; // Increase peg value by 5% |
| 59 | + emit EmergencyModeDeactivated(); |
| 60 | + } |
| 61 | + |
| 62 | + // Function to get the current supply |
| 63 | + function getCurrentSupply() public view returns (uint256) { |
| 64 | + return currentSupply; |
| 65 | + } |
| 66 | + |
| 67 | + // Function to update reserves for multi-asset support |
| 68 | + function updateReserve(address asset, uint256 amount) public onlyOwner { |
| 69 | + require(amount > 0, "Amount must be greater than zero"); |
| 70 | + reserves[asset] += amount; // Update the reserve for the specified asset |
| 71 | + emit ReserveUpdated(asset, reserves[asset]); |
| 72 | + } |
| 73 | + |
| 74 | + // Function to get the reserve amount for a specific asset |
| 75 | + function getReserve(address asset) public view returns (uint256) { |
| 76 | + return reserves[asset]; |
| 77 | + } |
| 78 | + |
| 79 | + // Function to calculate total reserve value (example implementation) |
| 80 | + function calculateTotalReserveValue() public view returns (uint256 totalValue) { |
| 81 | + // This function would require external price feeds to calculate the total value of reserves |
| 82 | + // For simplicity, we will return a placeholder value |
| 83 | + totalValue = 0; |
| 84 | + for (uint256 i = 0; i < 10; i++) { // Example loop, replace with actual logic |
| 85 | + totalValue += reserves[address(i)]; // Replace with actual asset addresses |
| 86 | + } |
| 87 | + } |
| 88 | +} |
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