Address Details
contract

0x99C1a75642FcaAEd5f8F599C79c5D63b954bBDBF

Contract Name
BandPriceFeed
Creator
0x2d225e–e3dc77 at 0xa49fe5–2b7ce7
Balance
0 CELO ( )
Locked CELO Balance
0.00 CELO
Voting CELO Balance
0.00 CELO
Pending Unlocked Gold
0.00 CELO
Tokens
Fetching tokens...
Transactions
0 Transactions
Transfers
0 Transfers
Gas Used
Fetching gas used...
Last Balance Update
13573805
This contract has been verified via Sourcify. View contract in Sourcify repository
Contract name:
BandPriceFeed




Optimization enabled
true
Compiler version
v0.6.12+commit.27d51765




Optimization runs
1
EVM Version
istanbul




Verified at
2022-09-30T11:35:34.102645Z

contracts/oracle/BandPriceFeed.sol

pragma solidity 0.6.12;
pragma experimental ABIEncoderV2;

import "./interfaces/IStdReference.sol";
import "./interfaces/IPriceFeed.sol";

contract BandPriceFeed is IPriceFeed {
    IStdReference ref;

    string public override description = "BandPriceOracle";
    address public override aggregator;

    string public base;
    string public quote;

    constructor(IStdReference _ref, string memory _base, string memory _quote) public {
        ref = _ref;
        base = _base;
        quote = _quote;
    }

    function latestAnswer() public override view returns (int256) {
        return int256(getPrice());
    }

    function latestRound() public override view returns (uint80) {
        return 1;
    }

    function getPrice() private view returns (uint256){
        IStdReference.ReferenceData memory data = ref.getReferenceData(base, quote);
        return data.rate;
    }

    function getRoundData(uint80 _roundId) public override view
    returns (uint80, int256, uint256, uint256, uint80)
    {
        return (1, int256(getPrice()), 0, 0, 0);
    }
}

/contracts/oracle/interfaces/IPriceFeed.sol

// SPDX-License-Identifier: MIT

pragma solidity 0.6.12;

interface IPriceFeed {
    function description() external view returns (string memory);
    function aggregator() external view returns (address);
    function latestAnswer() external view returns (int256);
    function latestRound() external view returns (uint80);
    function getRoundData(uint80 roundId) external view returns (uint80, int256, uint256, uint256, uint80);
}

/contracts/oracle/interfaces/IStdReference.sol

pragma solidity 0.6.12;
pragma experimental ABIEncoderV2;

interface IStdReference {
    /// A structure returned whenever someone requests for standard reference data.
    struct ReferenceData {
        uint256 rate; // base/quote exchange rate, multiplied by 1e18.
        uint256 lastUpdatedBase; // UNIX epoch of the last time when base price gets updated.
        uint256 lastUpdatedQuote; // UNIX epoch of the last time when quote price gets updated.
    }

    /// Returns the price data for the given base/quote pair. Revert if not available.
    function getReferenceData(string memory _base, string memory _quote)
    external
    view
    returns (ReferenceData memory);

    /// Similar to getReferenceData, but with multiple base/quote pairs at once.
    function getReferenceDataBulk(string[] memory _bases, string[] memory _quotes)
    external
    view
    returns (ReferenceData[] memory);
}

Contract ABI

[{"type":"constructor","stateMutability":"nonpayable","inputs":[{"type":"address","name":"_ref","internalType":"contract IStdReference"},{"type":"string","name":"_base","internalType":"string"},{"type":"string","name":"_quote","internalType":"string"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"address","name":"","internalType":"address"}],"name":"aggregator","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"string","name":"","internalType":"string"}],"name":"base","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"string","name":"","internalType":"string"}],"name":"description","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"uint80","name":"","internalType":"uint80"},{"type":"int256","name":"","internalType":"int256"},{"type":"uint256","name":"","internalType":"uint256"},{"type":"uint256","name":"","internalType":"uint256"},{"type":"uint80","name":"","internalType":"uint80"}],"name":"getRoundData","inputs":[{"type":"uint80","name":"_roundId","internalType":"uint80"}]},{"type":"function","stateMutability":"view","outputs":[{"type":"int256","name":"","internalType":"int256"}],"name":"latestAnswer","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"uint80","name":"","internalType":"uint80"}],"name":"latestRound","inputs":[]},{"type":"function","stateMutability":"view","outputs":[{"type":"string","name":"","internalType":"string"}],"name":"quote","inputs":[]}]

Contract Creation Code

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Deployed ByteCode

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