67 lines
2.0 KiB
Solidity
67 lines
2.0 KiB
Solidity
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// SPDX-License-Identifier: MIT
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pragma solidity ^0.8.20;
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/**
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* @title IXAUOracle
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* @notice Interface for XAU Oracle Module
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* @dev Multi-source oracle aggregator for ETH/XAU pricing
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*/
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interface IXAUOracle {
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/**
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* @notice Get ETH price in XAU
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* @return price ETH price in XAU (18 decimals)
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* @return timestamp Last update timestamp
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*/
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function getETHPriceInXAU() external view returns (uint256 price, uint256 timestamp);
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/**
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* @notice Get liquidation price for a vault
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* @param vault Vault address
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* @return price Liquidation threshold price in XAU
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*/
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function getLiquidationPrice(address vault) external view returns (uint256 price);
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/**
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* @notice Add a price feed source
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* @param feed Price feed address (must implement Aggregator interface)
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* @param weight Weight for this feed (sum of all weights should be 10000)
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*/
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function addPriceFeed(address feed, uint256 weight) external;
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/**
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* @notice Remove a price feed source
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* @param feed Price feed address to remove
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*/
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function removePriceFeed(address feed) external;
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/**
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* @notice Update feed weight
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* @param feed Price feed address
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* @param weight New weight
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*/
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function updateFeedWeight(address feed, uint256 weight) external;
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/**
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* @notice Freeze oracle (emergency)
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*/
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function freeze() external;
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/**
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* @notice Unfreeze oracle
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*/
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function unfreeze() external;
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/**
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* @notice Check if oracle is frozen
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* @return frozen True if frozen
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*/
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function isFrozen() external view returns (bool);
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event PriceFeedAdded(address indexed feed, uint256 weight);
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event PriceFeedRemoved(address indexed feed);
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event FeedWeightUpdated(address indexed feed, uint256 oldWeight, uint256 newWeight);
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event OracleFrozen(uint256 timestamp);
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event OracleUnfrozen(uint256 timestamp);
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event PriceUpdated(uint256 price, uint256 timestamp);
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}
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