// SPDX-License-Identifier: MIT
pragma solidity ^0.8.21;

import "@openzeppelin/contracts/access/Ownable.sol";
import "@chainlink/contracts/src/v0.8/interfaces/AggregatorV3Interface.sol";

contract NAVISOracle is Ownable {
    mapping(bytes32 => AggregatorV3Interface) public oracleFeeds;

    event OracleFeedAdded(bytes32 indexed symbol, address indexed feed);
    event OracleFeedRemoved(bytes32 indexed symbol);

    modifier validSymbol(bytes32 symbol) {
        require(address(oracleFeeds[symbol]) != address(0), "Invalid oracle symbol");
        _;
    }

    function addOracleFeed(bytes32 symbol, address feedAddress) external onlyOwner {
        require(feedAddress != address(0), "Invalid oracle feed address");
        require(address(oracleFeeds[symbol]) == address(0), "Oracle feed already exists for the symbol");

        AggregatorV3Interface aggregator = AggregatorV3Interface(feedAddress);
        oracleFeeds[symbol] = aggregator;

        emit OracleFeedAdded(symbol, feedAddress);
    }

    function removeOracleFeed(bytes32 symbol) external onlyOwner validSymbol(symbol) {
        delete oracleFeeds[symbol];
        emit OracleFeedRemoved(symbol);
    }

    function getOraclePrice(bytes32 symbol) external view validSymbol(symbol) returns (int256) {
        AggregatorV3Interface aggregator = oracleFeeds[symbol];
        (, int256 price, , ,) = aggregator.latestRoundData();
        return price;
    }
}