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/**
 *Submitted for verification at fraxscan.com on 2024-10-22
*/

// SPDX-License-Identifier: MIT
pragma solidity 0.8.17;

/// @title API3 feed proxy contract interface
interface IProxy {
    function read() external view returns (int224 value, uint32 timestamp);
}

contract API3CombineProxies {
    error Api3ProxyAddressIsZero();

    address public constant api3ServerV1 = 0x709944a48cAf83535e43471680fDA4905FB3920a;

    /// @notice API3 feed proxy address
    address public immutable api3ProxyA;
    address public immutable api3ProxyB;

    constructor(address _api3ProxyA, address _api3ProxyB) {
        if (_api3ProxyA == address(0)) {
            revert Api3ProxyAddressIsZero();
        }
        if (_api3ProxyB == address(0)) {
            revert Api3ProxyAddressIsZero();
        }
        api3ProxyA = _api3ProxyA;
        api3ProxyB = _api3ProxyB;
    }

    function read() public view returns (int224 value, uint32 timestamp) {
        (int224 valueA, uint32 timestampA) = IProxy(api3ProxyA).read();
        (int224 valueB, uint32 timestampB) = IProxy(api3ProxyB).read();
        value = (valueA * valueB) / (10**18); 
        timestamp = (timestampA > timestampB) ? timestampA : timestampB;
    }

    function readA() public view returns (int224 value, uint32 timestamp) {
        (value, timestamp) = IProxy(api3ProxyA).read();
    }

    function readB() public view returns (int224 value, uint32 timestamp) {
        (value, timestamp) = IProxy(api3ProxyB).read();
    }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_api3ProxyA","type":"address"},{"internalType":"address","name":"_api3ProxyB","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"Api3ProxyAddressIsZero","type":"error"},{"inputs":[],"name":"api3ProxyA","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"api3ProxyB","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"api3ServerV1","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"read","outputs":[{"internalType":"int224","name":"value","type":"int224"},{"internalType":"uint32","name":"timestamp","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"readA","outputs":[{"internalType":"int224","name":"value","type":"int224"},{"internalType":"uint32","name":"timestamp","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"readB","outputs":[{"internalType":"int224","name":"value","type":"int224"},{"internalType":"uint32","name":"timestamp","type":"uint32"}],"stateMutability":"view","type":"function"}]

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000000000000000000000000b5e10aca0bd96eb673b5a14d39f6aa3d61f6c579000000000000000000000000b8f66692a0ead7403b77d4e74d7a27789577a199

-----Decoded View---------------
Arg [0] : _api3ProxyA (address): 0xB5e10aCA0Bd96eb673B5A14D39f6Aa3D61F6c579
Arg [1] : _api3ProxyB (address): 0xB8f66692a0EaD7403B77d4e74d7a27789577a199

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000b5e10aca0bd96eb673b5a14d39f6aa3d61f6c579
Arg [1] : 000000000000000000000000b8f66692a0ead7403b77d4e74d7a27789577a199

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ipfs://40ee5b96b9b29ba5a44d6de3ce69b659caab58707fb2ca37368d55c4379dc6f7